Fresh remote Backend Developer jobs in Bulgaria

Explore latest remote Backend Developer opportunities from leading companies hiring in Bulgaria. 56 jobs posted last 30 days.

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Fresh remote Backend Developer jobs in Bulgaria (56)

Forward Deployed Engineer II

about 20 hours ago
Full-time
Bulgaria, Worldwide
$130,000 to $160,000 per year
Key requirements: 3 years of experience, Javascript, SQL, Insurance technology experience, Customer interaction, Analytical problem-solving, Organizational coordination
Federato

Federato is a San Francisco-based B2B Insurtech company offering an AI-native underwriting platform called RiskOps, focused on optimizing property & casualty and specialty insurance for insurers.

Remote policy: Federato is open to hiring from various regions, with a focus on flexibility in work arrangements. While headquartered in San Francisco, California, the company supports a diverse team and encourages applications from candidates in multiple locations.

Senior Software Engineer (Infrastructure) - HyperDX

about 20 hours ago
Full-time
Bulgaria, Europe
Key requirements: 5 years of experience, TypeScript, Node.js, Kubernetes, Docker, Helm, Infrastructure-as-code, SQL, Event-driven systems, High-throughput data pipelines, CI/CD best practices, Observability tools
ClickHouse

ClickHouse is a San Francisco-based B2B open-source column-oriented database system specializing in real-time analytics and SQL querying for enterprises globally.

Remote policy: ClickHouse is a globally distributed and remote-friendly company, operating in 20 countries, allowing for flexible work arrangements across various regions.

Lead Backend Software Developer (C# / AWS)

2 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 7 years of experience, C#, AWS, Data-intensive applications, AWS CloudFormation, AWS Lambda, AWS S3, AWS DynamoDB, AWS Redshift, Infrastructure-as-Code, ELT/ETL processes, Software Design fundamentals, Cross-functional team collaboration, B2 level English
Varicent

Varicent is a global B2B SaaS provider of sales and revenue performance management solutions, headquartered in an undisclosed location, empowering revenue leaders across various industries.

Lead Backend Software Developer (C# / AWS)

2 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 7 years of experience, C#, AWS, CloudFormation, AWS Lambda, AWS S3, AWS DynamoDB, AWS Redshift, Data-intensive applications, ELT/ETL processes, Cross-functional team collaboration, B2 level English
Varicent

Varicent is a global B2B SaaS provider of sales and revenue performance management solutions, headquartered in an undisclosed location, empowering revenue leaders across various industries.

Software Engineer, Platform Services

2 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 2 years of experience, TS/JS, Java, .NET, Go proficiency, Distributed systems understanding, Cloud platforms (AWS, Azure, GCP), Containerized deployments (Kubernetes), Messaging systems (AWS SQS, Kafka), CI/CD tools (GitHub Actions), Infrastructure as Code (CloudFormation, Terraform)
Rithum

Rithum is a B2B e-commerce SaaS platform that enables brands and retailers to optimize their multi-channel operations, headquartered in an unspecified location, serving a global market.

Remote policy: Rithum embraces a remote-first work culture, allowing team members to work from various locations. While specific hiring regions are not disclosed, the company supports a flexible approach to remote work.

Software Engineer, Build Compute

2 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 6 years of experience, Golang, Containers, Distributed systems, Linux, CI/CD systems
Vercel

Vercel is a San Francisco-based B2B cloud platform as a service (PaaS) company specializing in web development tools and infrastructure for building and scaling web applications globally.

Remote policy: Vercel supports remote work and hires globally, with team members collaborating across various time zones.

.NET Developer (Umbraco) (Remote, Full-Time) [AS193] EU

2 days ago
Full-time
Bulgaria, Europe
Key requirements: 4 years of experience, Umbraco CMS, C#, HTML, CSS, JavaScript, SQL, MVC
Smart Working Solutions

Smart Working Solutions is a London-based B2B staffing firm specializing in providing remote software developers to businesses in the technology sector, targeting a global market.

Remote policy: Smart Working Solutions embraces remote work and hires from various regions, including locations such as Pakistan, while integrating remote developers into client teams.

Software Engineer L2 - Cloud Infrastructure Area

3 days ago
Full-time
Bulgaria, Worldwide
$116,960 to $171,900 per year
Key requirements: 2 years of experience, AWS Cloud infrastructure management, ASG (Auto Scaling Groups), Hardened base AMIs, Java, Python, Shell scripting, Container-based applications/services
Twilio

Twilio is a San Francisco-based cloud communications B2B company providing programmable communication APIs for SMS, voice, email, and authentication, serving diverse industries globally.

Remote policy: Twilio supports flexible remote work arrangements and hires globally, with team members located in various regions including Europe, South America, and Asia.

Sr. Protocol Engineer, Product

3 days ago
Full-time
Bulgaria, North America, Europe
$200,000 to $300,000 per year
Key requirements: 4 years of experience, Smart contracts, EVM, DeFi protocols, TypeScript, React, Next.js, Python, High ownership, Strong communication, Cross-functional collaboration
ZORA

Zora is a remote-first blockchain platform enabling creators to express themselves and monetize their work through an on-chain social network and NFT marketplace.

Remote policy: Zora is a remote-first company with a global team, allowing employees to work from anywhere in the world, including locations such as Atlanta, Berlin, and Sydney.

Senior Backend Engineer (Java/Python & APIs)

3 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 4 years of experience, Java, Python, FastAPI, Azure, RESTful principles, CI/CD pipelines, OAuth, JWT, API documentation with Swagger
Coderio

Coderio is a remote-first B2B tech company specializing in IT staff augmentation and scalable digital solutions for global businesses.

Remote policy: Coderio is a remote-first company that values talent regardless of location, hiring from various regions to support a collaborative international team.

Core Software Engineer (C++) - Remote

4 days ago
Full-time
Bulgaria, Worldwide
$100,000 to $150,000 per year
Key requirements: C++, Database internals, Performance engineering, Unix systems, Distributed systems optimization, Real-time data processing, Open-source community engagement, Production debugging
ClickHouse

ClickHouse is a San Francisco-based B2B open-source column-oriented database system specializing in real-time analytics and SQL querying for enterprises globally.

Remote policy: ClickHouse is a globally distributed and remote-friendly company, operating in 20 countries, allowing for flexible work arrangements across various regions.

Senior Full-Stack Platform Engineer (onsite/remote)

5 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 5 years of experience, Python, FastAPI, Vue 3, Docker, PostgreSQL, AI-assisted development, Linux administration, Distributed systems, Modular monolith architecture, Gaming experience
BeamNG

BeamNG GmbH is a Bremen-based company specializing in vehicle simulation software, including the gaming title BeamNG.drive and the professional platform BeamNG.tech, serving both B2C and B2B markets globally.

Linux Software Engineer - Ubuntu for Next-Gen Silicon (multiple roles and seniority levels)

6 days ago
Full-time
Bulgaria, Worldwide
Key requirements: C, C++, Python, Linux distribution packaging, Open source maintenance, Package management, AI stacks, Virtualization, Containerization, Hardware enablement, Networking protocols, Security best practices, IoT systems
Canonical

Canonical is a London-based B2B open-source software company specializing in Ubuntu and providing commercial support services to global enterprises in sectors like cloud, IoT, and data science.

Remote policy: Canonical is a remote-first company hiring globally, with team members located in over 70 countries. While most roles are remote, candidates may need to be situated in specific geographical regions such as the Americas, EMEA, or APAC for certain positions.

Senior Software Engineer II

7 days ago
Full-time
Bulgaria, Worldwide
$100,000 to $150,000 per year
Key requirements: 8 years of experience, SaaS platform development, Backend service design, API design, Python, Rust, Kubernetes, AWS, Terraform, Distributed systems, Mentoring engineers, Technical direction influence
dbt Labs

dbt Labs is a San Francisco-based B2B company specializing in data transformation and analytics engineering, offering tools like dbt and dbt Cloud for organizations seeking to optimize their data workflows.

Remote policy: dbt Labs embraces a flexible work environment and supports remote work, with team members potentially located in various regions globally.

Senior Backend Engineer - PHP/Go

7 days ago
Full-time
Bulgaria, Europe
Key requirements: 6 years of experience, PHP, Go, RESTful APIs, Domain Driven Design (DDD), Unit Tests, Integration Tests, AWS, Message queues
Hostaway

Hostaway is a USA-based B2B SaaS provider specializing in vacation rental management software, serving property managers with 2-5,000+ properties globally.

Remote policy: Hostaway supports remote work and hires from various regions, including the EMEA area, while maintaining a global presence. Team members are located in multiple countries, allowing for collaboration across time zones.

Staff Backend Engineer

9 days ago
Full-time
Bulgaria, South America, Europe
Key requirements: 7 years of experience, Java (Spring), PHP, PostgreSQL or MySQL, Event-driven services, IaC (ArgoCD, Kubernetes, Terraform), AWS, Kafka, Payments domain, High availability and scalability experience, Observability dedication, Software engineering best practices
Cloudbeds

Cloudbeds is a B2B hospitality management system headquartered in the United States, providing integrated solutions for property management and channel management to hoteliers globally.

Remote policy: Cloudbeds embraces a flexible approach to remote work, hiring from various regions including the United States, Brazil, LATAM, and Europe, allowing team members to collaborate across different time zones.

Senior Software Engineer (C#/Python/React)

9 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 8 years of experience, C#, Python, React, Trading systems, Cloud applications (AWS/Azure), High-throughput architecture, Real-time data processing, Messaging systems (Kafka, RabbitMQ)
Doran Jones

Doran Jones Inc. is a Greenville, SC-based B2B consulting firm specializing in data engineering and application development for the financial services industry, serving clients across the US.

Remote policy: Doran Jones Inc. offers flexible remote work options depending on client needs, with a focus on hiring talent from local communities. Team members may work remotely from various regions, but specific geographic boundaries are not defined.

Backend Engineer | Senior | PHP | Tooling squad

10 days ago
Full-time
Bulgaria, Worldwide
€5,600 to €7,200 per month
Key requirements: 5 years of experience, PHP, Symfony, OOP principles, Scalable systems, API design, MySQL, Docker, RabbitMQ, Redis, Git
Nord Security

Nord Security is a Lithuania-based cybersecurity company specializing in SaaS solutions like NordVPN, providing digital security and privacy services to a global B2C market.

Remote policy: Nord Security supports remote work and hires globally, with team members located in various regions, including Lithuania. Candidates from different time zones are welcome to apply.

Backend Engineer | Senior | PHP | Tooling squad

10 days ago
Full-time
Bulgaria, Worldwide
23800 to 33400 PLN per month
Key requirements: 5 years of experience, PHP, Symfony, OOP principles, API design, MySQL, Docker, RabbitMQ, Redis, Git
Nord Security

Nord Security is a Lithuania-based cybersecurity company specializing in SaaS solutions like NordVPN, providing digital security and privacy services to a global B2C market.

Remote policy: Nord Security supports remote work and hires globally, with team members located in various regions, including Lithuania. Candidates from different time zones are welcome to apply.

Software Engineer (Backend)

10 days ago
Full-time
Bulgaria, Worldwide
$145,000 per year
Key requirements: 6 years of experience, Golang, AWS, Serverless, GraphQL, Docker, Kubernetes, Distributed architectures, SQL/NoSQL databases, API design
Nomi Health

Nomi Health is a healthtech B2B company focused on simplifying healthcare costs through innovative payment solutions and analytics, headquartered in Michigan, serving employers and public sector organizations across the US.

Software Engineer (C++) - chDB

11 days ago
Full-time
Bulgaria, Worldwide
$100,000 to $150,000 per year
Key requirements: C++, Language bindings, Unix systems, High-performance computing, Data processing engines, Concurrency, Multithreading, Python, Go, Java, Node.js, Rust, DataFrame operations, Performance optimization, Open-source contributions
ClickHouse

ClickHouse is a San Francisco-based B2B open-source column-oriented database system specializing in real-time analytics and SQL querying for enterprises globally.

Remote policy: ClickHouse is a globally distributed and remote-friendly company, operating in 20 countries, allowing for flexible work arrangements across various regions.

X++ Technical Consultant, D365 F&O

11 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 3 years of experience, X++, SQL performance tuning, ERP customisations, Finance and Operations, Requirements gathering, Business analysis
Enable

Enable is a B2B SaaS company specializing in rebate management software that integrates pricing and rebate functions into a single AI-powered platform, headquartered in an undisclosed location and targeting commercial sectors requiring complex pricing strategies.

Remote policy: Enable embraces a remote-friendly work culture, allowing team members to work autonomously in a distributed environment. We welcome applications from various regions, fostering a diverse and inclusive workforce.

Binance Accelerator Program - AI Security Automation

11 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Python, AWS, AI security automation, Large Language Models, Analytical skills, Problem-solving skills
Binance

Binance is a global fintech B2C platform headquartered in Malta, operating the largest cryptocurrency exchange by trading volume, offering a wide range of digital asset products and services to users in over 180 countries.

Remote policy: Binance supports flexible remote work arrangements, with team members located in various regions globally, though specific policies may vary by team and role.

Senior Backend Engineer (Ruby), Tenant Scale, Geo

15 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Ruby on Rails, PostgreSQL, Distributed systems, Fault-tolerant systems, Highly available systems, Queueing systems, Mentoring engineers, Architectural design
GitLab

GitLab is a San Francisco-based DevOps platform offering B2B and B2C solutions for software development, security, and collaboration, with a global presence.

Remote policy: GitLab is a fully remote company that hires globally, with team members located in over 65 countries. We embrace flexibility in scheduling to accommodate various time zones.

Software Engineer (Backend Infrastructure), v0

15 days ago
Full-time
Bulgaria, Worldwide
$224,000 to $336,000 per year
Key requirements: Distributed systems design, AI/LLM-powered systems, TypeScript, Node.js, Developer tools familiarity, Passion for developer experience, Adaptability in fast cycles
Vercel

Vercel is a San Francisco-based B2B cloud platform as a service (PaaS) company specializing in web development tools and infrastructure for building and scaling web applications globally.

Remote policy: Vercel supports remote work and hires globally, with team members collaborating across various time zones.

Intermediate Backend Engineer (Go), Runner

15 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Go, scaling SaaS products, performance optimization, Docker, Kubernetes, cloud providers, agile development, effective communication
GitLab

GitLab is a San Francisco-based DevOps platform offering B2B and B2C solutions for software development, security, and collaboration, with a global presence.

Remote policy: GitLab is a fully remote company that hires globally, with team members located in over 65 countries. We embrace flexibility in scheduling to accommodate various time zones.

Staff Engineer, Live Technology

15 days ago
Full-time
Bulgaria, Europe
€63,000 to €99,000 per year
Key requirements: CI/CD pipelines, GitHub Actions, C#, Unity build systems, AWS, Cloud infrastructure, Observability tools, Developer tooling, High-scale live environment
scopely

Scopely is a Culver City-based mobile game developer and publisher specializing in free-to-play games, targeting a global audience with popular entertainment IPs.

Remote policy: Scopely embraces a flexible work environment and hires remotely from various regions, including the United States, EMEA, and Asia, with team members collaborating across time zones.

Senior Python Developer

15 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Generative AI, Retrieval Augmented Generation (RAG), FastAPI, Django REST, Flask, Docker, Kubernetes, AWS, SQL, NoSQL, Unit testing, PyTest
Provectus

Provectus is a B2B company specializing in AI & ML consulting, biopharmaceuticals, and environmental remediation technologies, targeting enterprise clients and pharmaceutical companies globally.

Remote policy: Provectus offers remote work opportunities for various roles, including positions like Corporate Web Designer. However, specific hiring regions are not defined, so candidates from multiple locations may apply.

Backend Engineer: Europe

16 days ago
Full-time
Bulgaria, Europe
Key requirements: 4 years of experience, Rust, AWS serverless, TypeScript, healthcare APIs, ability to prioritize work
Stedi

Stedi is a B2B and B2C company specializing in an API-first clearinghouse for healthcare and financial transactions, as well as high-performance LED lighting solutions for automotive and marine applications, with a focus on innovation and quality.

Remote policy: Stedi supports remote work and is hiring from various locations, including Canada, Europe, and the United States, allowing team members to collaborate across time zones.

Solutions Engineer

16 days ago
Full-time
Bulgaria, Europe
€90,000 to €100,000 per year
Key requirements: Kubernetes, Helm, CI/CD tools, Cloud-native technologies, Technical demo delivery, Customer communication, Technical advisory
Octopus Deploy

Octopus Deploy is an Australia-based B2B SaaS provider specializing in deployment automation solutions for DevOps, serving enterprise and medium-sized companies globally.

Remote policy: Octopus Deploy supports remote work and has a global hiring practice, with team members working remotely from regions such as Australia and New Zealand.

SharePoint Engineer (Remote, Full-Time), EU [AS185]

16 days ago
Full-time
Bulgaria, Europe
Key requirements: SharePoint solutions, SPFx, Microsoft Graph, SharePoint REST API, Teams Apps integration, Power Apps, Power Automate, PnP Provisioning, PowerShell PnP, Azure DevOps, TypeScript, JavaScript, React, HTML, CSS/SCSS, Information Architecture, Client engagement
Smart Working Solutions

Smart Working Solutions is a London-based B2B staffing firm specializing in providing remote software developers to businesses in the technology sector, targeting a global market.

Remote policy: Smart Working Solutions embraces remote work and hires from various regions, including locations such as Pakistan, while integrating remote developers into client teams.

Graduate Software Engineer - Open Source and Linux, Canonical Ubuntu

17 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Python, Rust, C/C++, Golang, JavaScript, Linux experience, Open source contributions, High academic performance, Personal projects in technology, Professional English
Canonical

Canonical is a London-based B2B open-source software company specializing in Ubuntu and providing commercial support services to global enterprises in sectors like cloud, IoT, and data science.

Remote policy: Canonical is a remote-first company hiring globally, with team members located in over 70 countries. While most roles are remote, candidates may need to be situated in specific geographical regions such as the Americas, EMEA, or APAC for certain positions.

Linux Kernel Consultant (Remote/Anywhere)

17 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 3 years of experience, Linux kernel development, C programming, Debugging, Upstream contributions, Client partnership, Technical advising, Mentoring, Open source participation
Collabora

Collabora Ltd is a Cambridge-based B2B company specializing in open-source consultancy, training, and product development, particularly for the LibreOffice suite, with a global reach.

Remote policy: Collabora supports flexible remote work and hires globally from various regions, with team members working from home at any time. There are no specific restrictions on hiring locations.

Staff Backend Engineer, PHP + Go

18 days ago
Full-time
Bulgaria, Europe
Key requirements: 6 years of experience, PHP, Go, SaaS experience, Relational databases, Event-driven architecture, RESTful APIs, Unit Tests, Cloud environment (AWS), English C1
Hostaway

Hostaway is a USA-based B2B SaaS provider specializing in vacation rental management software, serving property managers with 2-5,000+ properties globally.

Remote policy: Hostaway supports remote work and hires from various regions, including the EMEA area, while maintaining a global presence. Team members are located in multiple countries, allowing for collaboration across time zones.

Intermediate Backend Engineer (Ruby), Plan: Project Management

18 days ago
Full-time
Bulgaria, Worldwide
Key requirements: Ruby on Rails, PostgreSQL, REST API, GraphQL, Distributed systems, Agile development, Strong communication skills, Self-motivated, Open-source contributions
GitLab

GitLab is a San Francisco-based DevOps platform offering B2B and B2C solutions for software development, security, and collaboration, with a global presence.

Remote policy: GitLab is a fully remote company that hires globally, with team members located in over 65 countries. We embrace flexibility in scheduling to accommodate various time zones.

Software Engineer (PHP)

18 days ago
Full-time
Bulgaria, Worldwide
Key requirements: PHP, OOP best practices, PHP design patterns, PHP security practices, Knowledge of web infrastructure, HTTP, REST, Basic knowledge of Docker, Strong problem-solving skills, Effective knowledge sharing, Collaborative mindset
LastPass

LastPass is a Boston-based cybersecurity company specializing in password and identity management solutions for individuals and businesses, operating primarily as a B2C and B2B service.

Remote policy: LastPass embraces a remote-first culture, hiring from various regions, including the United States, to support a flexible work environment.

Senior Full Stack Engineer

18 days ago
Full-time
Bulgaria, Worldwide
£65,000 to £80,000 per year
Key requirements: 4 years of experience, Python, Django, Django REST Framework, REST APIs, AI-powered engineering tools, React, Distributed systems, CI/CD tools, Technical decision-making, Cross-functional collaboration
TrustedHousesitters

TrustedHousesitters is a London-based B2C platform connecting pet owners with verified sitters, operating in the global pet care and home care industries.

Remote policy: TrustedHousesitters supports remote work and is hiring from various regions, including the UK, with team members working flexibly across different time zones.

Senior Backend Developer (PHP)

18 days ago
Full-time
Bulgaria, Europe
Key requirements: PHP, Symfony, RESTful APIs, PostgreSQL, Kubernetes, Docker, SOLID principles, DDD concepts, CQRS principles, Microservices architecture, Jenkins
WhiteTech

WhiteTech is an international fintech company offering B2B SaaS solutions, specializing in white-label payment gateways and tools for the financial ecosystem, with a focus on EMIs, PSPs, and open banking.

Remote policy: WhiteTech is a remote-first technology company that welcomes applications from candidates across various European regions, including the EEA, UK, Switzerland, and other non-EEA countries such as Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey, and the Western Balkans. We also consider applicants from different locations who can work within Central European Time (CET).

Backend Developer (PHP)

18 days ago
Full-time
Bulgaria, Europe
Key requirements: Domain-Driven Design, Symfony, Doctrine ORM, PHPUnit, OOP, Security measures in PHP, Integration tests, CI/CD concepts, Microservices concepts, Agile Development Methodology
WhiteTech

WhiteTech is an international fintech company offering B2B SaaS solutions, specializing in white-label payment gateways and tools for the financial ecosystem, with a focus on EMIs, PSPs, and open banking.

Remote policy: WhiteTech is a remote-first technology company that welcomes applications from candidates across various European regions, including the EEA, UK, Switzerland, and other non-EEA countries such as Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey, and the Western Balkans. We also consider applicants from different locations who can work within Central European Time (CET).

Software Engineer (Backend): Fiat Payments Core

20 days ago
Full-time
Bulgaria, Europe, Africa
Key requirements: 5 years of experience, Compiled language, Asynchronous messaging, Fiat payments, Banking infrastructure, Microservices, Design patterns, Product lifecycle management, Technical translation
BVNK

BVNK is a UK-based fintech B2B platform specializing in stablecoin payment infrastructure, enabling businesses to send, receive, and convert currencies globally.

Remote policy: BVNK supports remote work and hires from various regions including the UK, Europe, USA, South Africa, and APAC, allowing for flexible work arrangements across time zones (UTC+0 to UTC+12).

Senior Node.js Engineer

20 days ago
Full-time
Bulgaria, Europe
Key requirements: Node.js, Containerization, Monitoring tools, Cloud platforms, Distributed systems, Scripting languages, Microservices architecture, Production incident management, Security fundamentals
Kodify

Kodify is a technology company specializing in software solutions, including AI-driven automation and text formatting tools, operating as a B2B service provider with a focus on the online entertainment sector.

Remote policy: Kodify offers flexible work arrangements, allowing for fully remote positions or the option to work from their Barcelona office, with team members potentially located in various regions.

Software Engineer - Platform

21 days ago
Full-time
Bulgaria, Europe
€50,000 to €80,000 per year
Key requirements: TypeScript, API integrations, Energy sector experience, Observability, Reliability engineering, Distributed systems, Debugging, Collaboration
Enode

Enode is an Oslo-based climate tech company providing B2B and B2C APIs for connecting and optimizing energy devices, targeting the global market for sustainable energy solutions.

Remote policy: Enode supports remote work with flexibility, hiring from various regions including the U.S. and Norway, with team members located across the U.S. East Coast and Europe.

Senior Backend Engineer (remote, UTC-3 to UTC+3)

21 days ago
Full-time
Bulgaria, South America, Europe
€79,000 to €107,000 per year
Key requirements: Hapi.js, Golang, AWS, Distributed systems, TypeScript, Developer tooling, Playwright, SaaS environment, API design
Checkly

Checkly is a remote-first B2B SaaS platform specializing in application reliability, offering testing, monitoring, and observability solutions for engineering teams globally.

Remote policy: Checkly is a fully remote company with an async-first culture, hiring from various locations within the UTC-3 to UTC+3 time zones.

Senior Go backend Developer

22 days ago
Full-time
Bulgaria, Europe
Key requirements: 5 years of experience, Go/Golang, MySQL, HTTP API/JSON, Unit/E2E testing, Full Remote work experience, Sustainability focus
Cycloid

Cycloid is a remote tech company offering design solutions, headquartered in Europe, targeting the European and UK markets.

Remote policy: Cycloid supports remote work and is hiring from various locations, specifically within Europe and the United Kingdom.

Intermediate Backend Engineer, Development Tooling

23 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 3 years of experience, Go, Tooling design, Technical refactoring, Prometheus, Grafana, Docker, Continuous Integration, SQL, NoSQL, Test automation, Cross-functional collaboration
GitLab

GitLab is a San Francisco-based DevOps platform offering B2B and B2C solutions for software development, security, and collaboration, with a global presence.

Remote policy: GitLab is a fully remote company that hires globally, with team members located in over 65 countries. We embrace flexibility in scheduling to accommodate various time zones.

Senior Python Engineer (Freelance)

23 days ago
Full-time
Bulgaria
$80,000 to $120,000 per year
Key requirements: 3 years of experience, Python, Pandas, FastAPI, AWS Cognito, pytest, RESTful APIs, Selenium, Git, bash scripting, Docker, AWS ECS, AWS Lambda
Altamira.ai

Altamira.ai is a London-based B2B software development company specializing in AI-driven business process automation and solutions for sectors like EdTech, Fintech, eCommerce, and Pharma.

Remote policy: Altamira.ai offers flexible work arrangements, allowing employees to work fully remotely or from offices in Bratislava and Kyiv, with team members located in various regions including Slovakia, Ukraine, and the Middle East.

Senior Backend Engineer

25 days ago
Full-time
Bulgaria, North America, South America, Europe
$140,000 to $200,000 per year
Key requirements: 5 years of experience, Python/Django, Postgres, Redis, Background processing/queues, REST API design, Product sense, Clear written communication
HumanSignal

HumanSignal is a San Francisco-based B2B company specializing in data labeling and evaluation software, with its flagship product Label Studio serving enterprises in the machine learning and AI industry.

Remote policy: HumanSignal supports remote work and is hiring across various regions, including North and South America and Europe, with team members collaborating across time zones.

Firefox OS Integration Engineer, Crash Reporting

25 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 2 years of experience, Rust, C++, Low-level programming, Crash reporting, Stack walking, Post-mortem analysis, macOS expertise, Open-source development
Mozilla

Mozilla is a Mountain View, California-based non-profit organization that develops open-source software, including the privacy-focused Firefox browser and Thunderbird email client, targeting global consumers.

Remote policy: Mozilla embraces a flexible remote work environment and hires globally, with team members located in various regions, including the United States. We welcome applications from diverse locations to support our mission of building an open and accessible internet.

Senior Backend Engineer

28 days ago
Full-time
Bulgaria, Europe
$60,000 to $90,000 per year
Key requirements: 5 years of experience, Python, Go, SaaS solutions, Enterprise applications, Cloud-native technologies, Secure coding practices, Exceptional communication skills
Proton.ai

Proton.ai is a B2B SaaS company specializing in AI-powered CRM solutions for the distribution industry, headquartered in the U.S., and focused on optimizing sales operations for distributors.

Remote policy: Proton.ai embraces a flexible approach to remote work and hires internationally, supporting team members across various regions. Collaboration is key, and roles may require coordination across different time zones.

Senior Software Engineer - Cloud Infrastructure

28 days ago
Full-time
Bulgaria, Worldwide
Key requirements: 5 years of experience, Cloud-native platform, Kubernetes, Terraform, Go, C/C++, Java, Distributed systems, Cloud security best practices, Service mesh services, Routing and traffic components, Network topologies and protocols
ClickHouse

ClickHouse is a San Francisco-based B2B open-source column-oriented database system specializing in real-time analytics and SQL querying for enterprises globally.

Remote policy: ClickHouse is a globally distributed and remote-friendly company, operating in 20 countries, allowing for flexible work arrangements across various regions.

Senior Software Engineer - AI

28 days ago
Full-time
Bulgaria, Europe
Key requirements: 5 years of experience, TypeScript, Node.js, Python, SaaS experience, LLM/AI tools, REST APIs, AI integration, Collaboration with product teams
Hostaway

Hostaway is a USA-based B2B SaaS provider specializing in vacation rental management software, serving property managers with 2-5,000+ properties globally.

Remote policy: Hostaway supports remote work and hires from various regions, including the EMEA area, while maintaining a global presence. Team members are located in multiple countries, allowing for collaboration across time zones.

Senior Python Engineer

28 days ago
Full-time
Bulgaria, Europe
Key requirements: 3 years of experience, Python, Pandas, FastAPI, AWS Cognito, pytest, RESTful APIs, Selenium, Git, Docker, AWS ECS, AWS Lambda, CI/CD, Terraform
Altamira.ai

Altamira.ai is a London-based B2B software development company specializing in AI-driven business process automation and solutions for sectors like EdTech, Fintech, eCommerce, and Pharma.

Remote policy: Altamira.ai offers flexible work arrangements, allowing employees to work fully remotely or from offices in Bratislava and Kyiv, with team members located in various regions including Slovakia, Ukraine, and the Middle East.

Backend Engineering Lead

29 days ago
Full-time
Bulgaria, North America, Europe
$120,000 to $180,000 per year
Key requirements: 5 years of experience, TypeScript, Go, Rust, Python, Distributed systems, API design, Blockchain consensus, Node architecture, PostgreSQL, MongoDB, Redis, Kafka, RabbitMQ, Web3.js, ethers.js, JSON-RPC, Kubernetes, GCP, AWS, Security, Performance optimization, Leadership, Cross-functional collaboration
Wormhole Foundation

Wormhole Foundation is a global B2B organization dedicated to blockchain interoperability, supporting open-source decentralized technologies through its Wormhole platform.

Remote policy: Wormhole Foundation supports remote work and hires globally, with team members located in various regions, including the Eastern Time Americas and Europe.

Assoc, Protocol Engineer (Chainlink)

29 days ago
Full-time
Bulgaria, North America, Europe, Middle East, Asia
Key requirements: 4 years of experience, Chainlink experience, Blockchain infrastructure knowledge, Kubernetes, Terraform, Solana or Ethereum validation, Scripting in Python or similar, Cloud platforms (AWS, Azure, GCP), Monitoring tools (Prometheus, Grafana), Problem-solving skills, Strong communication skills
Galaxy

Galaxy is a New York City-based B2B digital assets and AI infrastructure provider, specializing in crypto trading, investment banking, and blockchain solutions for institutional clients worldwide.

Remote policy: Galaxy embraces a fully remote work culture, hiring from various locations, with a preference for candidates in the eastern and central time zones (UTC-5 to UTC-6). Team members are located across North America, Europe, the Middle East, and Asia.

Backend Engineer

29 days ago
Full-time
Bulgaria, Worldwide
$170,000 per year
Key requirements: LLMs, Node.js, TypeScript, AI-driven personalization, OpenSearch, Elasticsearch, Location-based apps, Startup experience, Ownership mentality
Raya

Raya is a U.S.-based B2C lifestyle app that serves as a private social network for iOS, focusing on dating, networking, and community connections.

Software Engineer, Journeys

29 days ago
Full-time
Bulgaria, Worldwide
$180,000 to $320,000 per year
Key requirements: Distributed architectures, Data warehouse performance, Real-time audience syncing, Generative AI, Product-minded engineering
Hightouch

Hightouch is a San Francisco-based B2B Composable Customer Data Platform (CDP) that enables businesses to activate their customer data for marketing personalization and operational efficiency.

Remote policy: Hightouch operates with a remote-first approach, hiring primarily from North America, including locations such as San Francisco, CA, and New York, NY. Team members collaborate across time zones, primarily within UTC-8 to UTC-5.