Remote Backend Developer jobs open to Europe.

Java · Kotlin

7 years of experience, Kotlin, Java, Distributed systems, Cloud infrastructure, Platform engineering principles, CI/CD, Observability, AI tools, Web3 passion

OpenseaOpenSea is a Miami-based B2C NFT marketplace specializing in buying, selling, and trading digital assets across multiple blockchains, serving the global crypto collectibles and digital art markets.

Python · Kubernetes

CI/CD ownership, Go, Python, Cloud-native architectures, Kubernetes, AI tooling, Progressive delivery practices, Collaboration across teams

AlphaSenseAlphaSense is a New York City-based B2B fintech platform specializing in AI-driven market intelligence and search solutions for financial institutions and top companies globally.

Java · Kotlin

7 years of experience, JVM languages (Kotlin, Java), Distributed systems design, Cloud infrastructure, Platform engineering principles, AI tools and workflows, Web3 passion, CI/CD and observability

OpenSeaOpenSea is a leading NFT marketplace headquartered in either Miami or New York, specializing in B2C transactions of digital assets across multiple blockchains in the crypto/Web3 industry.

Verilog, Digital circuits, Microprocessor architecture, Cache coherency protocols, Debugging RTL code, Scripting languages, EDA tools

TypeScript · Node.js

Staff-level architectural ownership, Distributed systems depth, Data architecture at scale, Configurable systems at scale, TypeScript & Node.js depth, Cross-team technical leadership, Platform enablement mindset, Long-horizon engineering

n8nn8n is a Germany-based B2B SaaS workflow automation platform that integrates over 400 tools and services, targeting industries like IT and fintech with a focus on low-code and AI functionalities.

Python · Ruby

Ruby on Rails, Python, AI-assisted development, API design, PostgreSQL, Project leadership, Product mindset, Full stack background

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

Python · Ruby

7 years of experience, PCIe verification, Low Power verification techniques, SystemVerilog, UVM methodology, Object-Oriented Programming, AI implementation in verification, Scripting (Perl, Ruby, Python), Testbench development, High-speed digital design verification, Mentorship and leadership in DV

Kubernetes

Go, Distributed systems, Cloud-native microservices, High availability systems, Operational excellence, Kubernetes, CockroachDB, NATS JetStream, CI/CD pipelines, Test automation, End-to-end project ownership

Form3 (via Otta)Form3 is a London-based fintech B2B SaaS provider specializing in Payments-as-a-Service, offering cloud-native payment solutions for financial institutions and regulated fintechs in the UK.

AWS · GCP · Kubernetes

Kubernetes, AWS, GCP, Terraform, Go, Envoy Proxy, Automation, System Curiosity, Platform Mindset, Comfort with Ambiguity

MonzoMonzo is a London-based fintech B2C online bank specializing in mobile banking and financial services for individuals and small businesses.

Python · Kubernetes · Docker

5 years of experience, Python, Linux, Automated testing frameworks, Distributed systems, Kubernetes, Docker, AI-assisted coding tools

NVIDIANVIDIA Corporation is a Santa Clara-based technology company specializing in designing GPUs and AI solutions for gaming, professional visualization, and cloud services, operating in both B2B and B2C markets globally.

Python · AWS · Azure

8 years of experience, HPC and AI solution technologies, Job scheduling tools (Slurm, K8s), Linux networking (Redhat/CentOS, Ubuntu), Storage solutions (Lustre, GPFS, Weka.io), Python programming, Automation tools (Jenkins, Ansible), Networking Protocols (InfiniBand, Ethernet), Virtual systems (VMware, Hyper-V), Cloud computing platforms (AWS, Azure)

NVIDIANVIDIA Corporation is a Santa Clara-based technology company specializing in designing GPUs and AI solutions for gaming, professional visualization, and cloud services, operating in both B2B and B2C markets globally.

Python · AWS

Python, Flutter, AWS, REST APIs, Data processing, CI/CD, Relational databases, NoSQL databases, Logging and monitoring, AI tools

ACCESAAccesa is a Cluj-Napoca-based technology company specializing in digital solutions for Retail, Manufacturing, Finance, and Banking, operating in a B2B model.

Python · Kubernetes

Kubernetes, Terraform, Datacenter experience, Distributed systems, Go, Python, Shell, On-call rotation, Crossplane, Cluster-API, Tinkerbell, Talos, Ceph

Grafana LabsGrafana Labs is a San Francisco-based B2B observability platform specializing in open-source IT systems monitoring and data visualization for enterprises globally.

Python · Go · Kubernetes

3 years of experience, Python 3.10+, PostgreSQL, Web service development, Microservice architecture, Golang, High-load services, Fastapi, Django, Kubernetes, Linux commands, Bash scripting

Java

5 years of experience, Java, Spring Boot, Asynchronous messaging, Microservices, Financial services understanding, Crypto experience, Design patterns knowledge, Product lifecycle experience

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

Python · Kubernetes

6 years of experience, Kubernetes, CI/CD, GitOps, Infrastructure-as-Code, Python, AI/ML platforms, Containerized platforms, Observability, Secrets management, Production operational practices

Kubernetes

Platform engineering experience, Cloud environment experience, Infrastructure as Code with Terraform/Crossplane, Kubernetes administration, Experience with observability systems, CI/CD platform management, Build and deployment automation

Grafana LabsGrafana Labs is a San Francisco-based B2B observability platform specializing in open-source IT systems monitoring and data visualization for enterprises globally.

Python

Strong C proficiency, Linux kernel development, Backporting patches, Git, GNU build tools, Building Linux kernels, Python, Go, Shell scripting, AI-assisted development tools, Intermediate English

TypeScript · JavaScript · Node.js

5 years of experience, Node.js, JavaScript, TypeScript, CI/CD, AWS, Azure, GCP, REST APIs, WebSockets, Infrastructure as Code, NoSQL databases

Python · AWS

Python, AWS, REST APIs, Data processing, CI/CD, Observability, Event-driven architectures, AI tools usage, Problem-solving, Ownership mindset

ACCESAAccesa is a Cluj-Napoca-based technology company specializing in digital solutions for Retail, Manufacturing, Finance, and Banking, operating in a B2B model.

Python · Kotlin · AWS

4 years of experience, Python, Kotlin, AWS, MySQL, Kubernetes, Distributed systems, Technical planning, Code quality, Mentorship, On-call rotation

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

4 years of experience, Python, Kotlin, AWS, MySQL, Kubernetes, Distributed systems, Technical planning, Code quality, Mentorship, On-call rotation

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.

3 years of experience, Photonics, Lab experience from optics, Experience with packaging of electro optic components, Expertise in laser physics, Experience working with contract manufacturers

NVIDIANVIDIA Corporation is a Santa Clara-based technology company specializing in designing GPUs and AI solutions for gaming, professional visualization, and cloud services, operating in both B2B and B2C markets globally.

SQL

5 years of experience, C#, Microservices architecture, AI tools usage, Architectural decision-making, Data modeling, MS SQL, Unit & integration testing, CI/CD, Web security fundamentals, Integrating LLM/AI features, Strong OOD principles, Good communication skills

Access SoftekAccess Softek is a remote-first B2B fintech company specializing in digital banking solutions and real-time payment systems for financial institutions, headquartered in an unspecified location.

Python · Java · Azure

5 years of experience, SailPoint IdentityIQ, Java, Python, PowerShell, REST API, SCIM, LDAP, Git, CI/CD, Active Directory, Azure AD, SAML 2.0, OIDC, OAuth 2.0, RBAC, Polish language proficiency

InPostInPost is a Kraków-based logistics company specializing in out-of-home delivery solutions through a network of Automated Parcel Machines, serving the e-commerce industry across Europe with both B2B and B2C services.

5 years of experience, InfiniBand, Fortinet solutions, HPC networking, TCP/IP, BGP, OSPF, VLANs, QoS, network design, network performance analysis, Linux, scripting, automation, AI/ML infrastructure, RDMA, MPI, low-latency networking

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.

Python · Docker

Python, Flask, FastAPI, PostgreSQL, REST API design, Docker, Linux, Git, JWT, RBAC, background jobs, data processing, system reliability, secure coding

Azure

SharePoint Online, SharePoint Framework (SPFx), .Net (C#, ASP.Net, MVC), Power Automate, Power Apps, Dynamics 365, RESTful services, Azure services

Java · SQL · GCP

8 years of experience, Java 21, Spring Boot/Cloud 3.3, GCP, Kubernetes, SQL/NoSQL, Testing expertise, C1 English proficiency

UncappedUncapped is a fintech company headquartered in an unspecified location, specializing in B2B revenue-based financing for high-growth online businesses and retailers across North America and Europe.

Python · Azure · Kubernetes

4 years of experience, Python, Asynchronous programming, Snowflake, PostgreSQL, BPMN/orchestration tools, Cloud environments (Azure, HashiCorp), Multi-tenant applications, Kubernetes, Unit and end-to-end testing, DBT

EleksELEKS is a Tallinn-based B2B custom software engineering and consulting company, providing full-cycle development services across industries such as finance, healthcare, and logistics, with a global presence.