Remote Backend Developer jobs open to Europe.

Python

7 years of experience, C++, Object-oriented programming, High-complexity code modification, Adaptability to coding styles, C#, UI technologies (Qt, Unity, Unreal), Scripting languages (Python, Lua), Game console experience (Microsoft, Sony, Nintendo)

Kubernetes

Elixir or Erlang, Distributed systems, Real-time, low-latency systems, Kubernetes, CI/CD, Observability mindset, Networking fundamentals, Backend systems ownership, Service-oriented architectures, Logging, metrics, dashboards, alerting

TelnyxTelnyx is a global telecommunications B2B company specializing in cloud-native VoIP solutions and connectivity applications, headquartered in an undisclosed location, serving businesses worldwide.

Rust · Kubernetes

5 years of experience, Rust, Kubernetes Control Planes, DPU architectures, Datacenter Networking, gRPC/Protobuf, OpenTelemetry, async concurrency models, mock-driven testing, custom Kubernetes operators, high-density infrastructure

MirantisMirantis is a Campbell, California-based B2B company specializing in open source cloud computing and Kubernetes-native AI infrastructure, serving diverse sectors including automotive, healthcare, and financial services.

Node.js · Python · AWS

8 years of experience, Python, NodeJS, AWS (CDK, ECS, Step Functions, Lambda, S3, RDS, CloudWatch, CloudFront), Mapping and geospatial product experience, High volume low latency backend services, Mentorship and team leadership, AI integration in engineering workflows

MapboxMapbox is a San Francisco-based B2B location data platform offering customizable mapping and navigation services through APIs and SDKs for developers globally.

Java · AWS · Azure

2 years of experience, JVM technologies, RESTful services, API design, Event-driven architectures, CI/CD pipelines, Cloud infrastructures (AWS, GCP, Azure), AI coding assistants, Java fundamentals, Distributed systems, SIP protocol, Stir/Shaken protocol

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

Python · AWS · Azure

2 years of experience, Python, CI/CD pipelines, Cloud resources (AWS, GCP, Azure), Windows, macOS, Linux development, Shell scripting, Experience with distributed teams

MozillaMozilla 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.

PHP

PHP, SOLID principles, NoSQL (Redis, MongoDB), AI-assisted engineering tools, Cloud-native infrastructure, High-volume transaction applications, Technical documentation, Agile environment, Problem-solving mindset, Empathy in teamwork

Java · AWS

5 years of experience, Java 7, Java 8, Oracle, Progress, Liquibase, AWS, Enterprise application design, Object-oriented programming, Agile methodologies, Oil & Gas Upstream knowledge

Netrix GlobalNetrix Global is a global B2B IT consulting and managed services company headquartered in an unspecified location, specializing in cybersecurity, cloud migration, and digital workplace solutions for various industries.

Python

HDL proficiency, Digital Signal Processing, Linear Algebra, High-speed digital design, GIT, Perforce, Unix, Scripting (Python, Perl, Tcl)

3 years of experience, C/C++, SDK development, Middleware development, Client/server architectures, Distributed systems, Cross-platform SDKs, Developer experience improvement, Agile methodologies

PlayStationPlayStation is a Tokyo-based B2C gaming company specializing in the development and marketing of video game consoles, online services, and first-party game titles for a global audience.

Python

8 years of experience, Active Directory attack expertise, Offensive security experience, Python programming, AD tradecraft knowledge, Technical leadership, Research skills in cybersecurity, Experience with modern hardened environments, Mentoring attack engineers, SCCM attack experience, Hybrid identity attack experience

Horizon3 AIHorizon3.ai is a remote cybersecurity company specializing in the NodeZero autonomous pentesting SaaS platform, serving global enterprises and federal agencies in the B2B sector.

Python · AWS · Azure

2 years of experience, Python, CI/CD pipelines, Cloud resources (AWS, GCP, Azure), Windows, macOS, Linux development, Shell scripting, Experience with distributed teams

MozillaMozilla 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.

Deep Architecture Experience, Modularization in Production, Cross-Team Technical Leadership, Agentic AI Leadership, Influence Without Authority, Mentorship, Product Judgment

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

Ruby · Kubernetes · Docker

Ruby/Rails, Go, AI fluency, Feature ownership, Clear communication, Production backend applications, Observability, Docker, Kubernetes, PostgreSQL

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

TypeScript · GCP

Go, Typescript, Distributed systems, Google Cloud Platform, Graphical interfaces, Interest in games and anti-cheat

Ruby

3 years of experience, Ruby on Rails, PostgreSQL, REST APIs, Sidekiq, Scalable backend development, Debugging, Performance optimization, Clean code practices

2 years of experience, Technical document analysis, Cloud infrastructure experience, Attention to detail, Ability to interpret technical concepts, Experience reviewing engineering reports, Familiarity with technical architecture documentation

Node.js · AWS · Kubernetes

5 years of experience, Node.js, NestJs, PostgreSQL, Kafka, Redis, REST API, gRPC, AWS, Docker, K8s, CI/CD pipelines

Veli Technologies Ltd.Veli Technologies Ltd. (VeliTech) is a Cyprus-based B2B iGaming software provider specializing in a full-stack platform that includes player account management, content aggregation, sportsbook, and payment solutions for global iGaming operators.

Node.js · AWS · Kubernetes

5 years of experience, Node.js, NestJs, PostgreSQL, Kafka, Redis, REST API, gRPC, AWS, Docker, K8s, CI/CD pipelines

VeliTechVeliTech is a Kyiv-based B2B iGaming technology provider offering a comprehensive suite of SaaS solutions for online casinos and sportsbooks, serving a global market with over 40 million users.

Python · AWS · Kubernetes

4 years of experience, Python, Go, PostgreSQL, AWS, Docker, Kubernetes, Event-driven architectures, Kafka, Graph database, Cybersecurity background, Data encryption patterns

Horizon3 AIHorizon3.ai is a remote cybersecurity company specializing in the NodeZero autonomous pentesting SaaS platform, serving global enterprises and federal agencies in the B2B sector.

Python · Kotlin · AWS

8 years of experience, Python, Kotlin, AWS, MySQL, Spark, Kubernetes, Distributed systems, Technical strategy, KYC Verification, Identity Data Management

AffirmAffirm is a U.S.-based fintech company offering a buy now, pay later (BNPL) service that allows consumers to make purchases in installments, primarily targeting the retail sector with both B2C and B2B business models.

Python · Kotlin · AWS

8 years of experience, Python, Kotlin, AWS, MySQL, Spark, Kubernetes, Distributed systems, Technical strategy, KYC Verification, Identity Data Management, Global regulatory compliance

AffirmAffirm is a U.S.-based fintech company offering a buy now, pay later (BNPL) service that allows consumers to make purchases in installments, primarily targeting the retail sector with both B2C and B2B business models.

GraphQL · SQL · AWS

7 years of experience, EDR platform familiarity, GraphQL backend development, Third-party API integrations at scale, ETL pipeline development, Cloud platform experience (AWS, Azure, GCP), SQL expertise, Technical documentation skills

Horizon3 AIHorizon3.ai is a remote cybersecurity company specializing in the NodeZero autonomous pentesting SaaS platform, serving global enterprises and federal agencies in the B2B sector.

SQL

4 years of experience, Scala, Functional programming, Distributed backend services, SQL databases, MySQL, Kafka, Redis, Clickhouse, Mentorship, Technical initiatives

Sprout SocialSprout Social, Inc. is a Chicago-based B2B social media management platform that helps brands communicate with customers and measure their social media effectiveness.

Python · Java · SQL

2 years of experience, Java, Python, AWS, Kubernetes, MySQL, NSQ, Hbase, Object-oriented programming, Building resilient systems, Using third-party APIs, SQL/NoSQL databases

Sprout SocialSprout Social, Inc. is a Chicago-based B2B social media management platform that helps brands communicate with customers and measure their social media effectiveness.

Python · Java · SQL

4 years of experience, Java, Python, Scalable backend services, SQL, NoSQL, Mentorship, Technical architecture, Agile methodology

Sprout SocialSprout Social, Inc. is a Chicago-based B2B social media management platform that helps brands communicate with customers and measure their social media effectiveness.

SQL

7 years of experience, Scala, Distributed systems, Functional programming, Technical mentoring, SQL databases

Sprout SocialSprout Social, Inc. is a Chicago-based B2B social media management platform that helps brands communicate with customers and measure their social media effectiveness.

Python · Java · SQL

7 years of experience, Java, Python, AWS, Kubernetes, Distributed systems, Technical leadership, SQL, NoSQL, Cloud computing

Sprout SocialSprout Social, Inc. is a Chicago-based B2B social media management platform that helps brands communicate with customers and measure their social media effectiveness.

React

C#, C++, WPF, React, desktop UI design, concurrency design patterns, software testing techniques, Git

sonyinteractiveentertainmentglobalSony Interactive Entertainment is a San Mateo-based global video game and digital entertainment company, primarily B2C, known for the PlayStation brand and its innovative gaming hardware, software, and network services.

C++, Objective-C, Apple platforms, Debugging, Problem solving, Version control (Perforce)