backend engineer nodejs

Kramp Group seeks a Software Engineer in the Technology department to drive end-to-end backend work. You will influence and own domains from design to production, delivering value to customers, farmers, dealers, and suppliers through scalable services and data-driven features.Working with Java, Go, Kotlin and Next.js on GCP, you’ll contribute to...

Sii Poland is seeking a seasoned Java backend developer to build and optimize RESTful services in a modern financial services domain. You will design backend components, work with SQL databases, and contribute to architecture and CI/CD efforts from a Szczecin-area office.The role requires 5+ years of Java with Spring, cloud and container experience, and...

Nango is seeking a Staff Backend Engineer (Remote) to help scale our AI infrastructure and connect agents to 900+ APIs. You will design, build, and optimize backend services that power platform integrations and developer workflows.This fully remote role offers a fast-growing environment with a seasoned team; Nango emphasizes scalable architecture,...

A leading fitness technology company in Warsaw is seeking an experienced Full Stack Engineer to join its innovative team. This full-time role focuses on backend development, requiring 5+ years of experience, expertise in AWS, and a problem-solving attitude. The ideal candidate will design scalable backend systems and work with cutting-edge technology to...

dmTECH to ponad 1 400 ekspertek i ekspertów z różnych obszarów technologicznych, którzy każdego dnia tworzą, utrzymują i rozwijają rozwiązania retailTECH dla koncernu dm - jednej z największych europejskich sieci drogerii. Działamy w Niemczech, Austrii i Polsce. Każdego dnia efekty naszej pracy budują doświadczenia klientów, osób...

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. We’re looking for a highly skilled backend engineer with both strong hands-on coding expertise and deep security knowledge to shape next-generation security solutions. You will design and build secure, scalable services using modern Java, Spring Boot, and...

Role Overview: Are you a developer who loves to own the entire lifecycle of an application? We are looking for a Backend Engineer with a strong DevOps mindset to bridge the gap between code and infrastructure for our global Mobile Wallet Platform. Key Responsibilities: - Backend development (Java EE) with a focus on automation and deployment. -...

Gramian Consultancy seeks an experienced backend engineer to design and deliver scalable microservices and APIs for cloud-based applications. You will integrate AI components, ensure secure auth, and collaborate with AI teams to deploy models in containerized environments.Required: 5–10 years in backend/software engineering, strong Python/Node.js,...

GitLab is seeking a Senior Backend Engineer for the Plan: Spec-Driven Development team. You will own backend work across flows, APIs, and evaluation systems, leveraging Ruby on Rails, Python, PostgreSQL, GraphQL, and the Duo Agent Platform to deliver agent-driven workflows.You’ll join a small, distributed, all-remote team driving high-visibility product...

Profitroom is seeking Product Engineers for Backend-led or Full-stack roles, focused on delivering end-to-end features for hospitality software used by hotels and guests. You will own the technical approach, collaborate with Product Managers, and contribute to AI-enabled development practices.The role emphasizes strong engineering foundations, ability to...

Okta in Warsaw, Poland, is looking for a skilled engineer to design and build innovative customer experience solutions that harness the power of AI and integrate with Salesforce and AWS. Ideal candidates will bring over 3 years of software engineering experience in customer-facing platforms, alongside expertise in building scalable backend solutions.This is...

Work with HelloFresh in Warsaw and its HelloTech organisation, HelloFresh’s global technology backbone with more than 1000 people, building the digital products that power our end-to-end food experience. From meal kits and ready-to-eat meals to specialty offerings like pet food and premium meat & seafood, HelloTech creates the platforms that bring tailored...

Sii Poland is hiring for a senior Java backend role in Warsaw, building a large-scale platform for a leading financial institution in the capital markets. You will work in a distributed team to modernize critical systems using cloud technologies, automation, and AI-assisted software development practices.You will design and enhance cloud-based backend...

Sigma Software ищет опытного инженера backend на Go для разработки высоконагруженных сервисов и распределённых систем. Ваша задача — создавать устойчивые архитектуры, работать с Kubernetes и облачными...

Wymagane doświadczenie i kwalifikacje Doświadczenie w programowaniu w językach Java i/lub Kotlin (minimum 7 lat) Znajomość języków obcych: polskiego (C1), niemieckiego (B2/C1), angielskiego (B2) Znajomość i praktyczne doświadczenie ze Spring Framework Doświadczenie w projektowaniu i implementacji architektury mikroserwisów Doświadczenie w...

Expert knowledge of Java 21 (including JVM internals, memory management, Project Loom) and modern Spring ecosystem Solid experience with secure coding practices and building authentication/authorization flows using OAuth2/OpenID Connect Proven experience with Google Cloud Platform components (particularly GKE, Cloud Spanner, Cloud SQL) Strong practical...

GitLab is seeking a Senior Backend Engineer for the Plan: Spec-Driven Development team, shaping agent-driven workflows and backend systems with Rails/Python. You will own early-stage backend work across flows, APIs, and data models, collaborating with design partners to deliver high-visibility features in a remote, async-first setting.In your first year, you...

beqom in Kraków is seeking a Senior Backend Engineer to join the Data Platform Core team, owning services at the heart of our data architecture, including multi-tenant data ingestion, schema management, and analytics-ready contracts.You will collaborate with Data Platform, Analytics, Support, and Product teams in an AI-first environment, leveraging .NET...

GitLab Inc. is seeking a Senior Backend Engineer in Poland to join the Plan: Spec-Driven Development team and help build the intent-to-code loop—from stated intent to refined work item, plan, and mergeable code.You will own early-stage backend work across flows, APIs, data models, and evaluation systems using Ruby on Rails, Python, PostgreSQL, GraphQL, and...

RemoFirst is hiring a Senior Back-End Engineer to maintain and enhance Python-based systems while guiding the gradual migration to Java. You will own critical backend components, design robust APIs, and work with distributed systems in a fully remote, global team.You will collaborate with international engineers, product, and design teams to deliver...