215 backend developer English-speaking jobs in Helsinki

Your Role We are looking for an experienced Backend Developer to join our expert team. ... What We’re Looking For At least 3 years of experience in backend development. ... At least 3 years of experience in backend development, Proficiency in Python and hands‑on experience ... Your key responsibilities would be Design, develop, and maintain backend functionalities for the securitization

At least 5+ years of strong background in backend, infrastructure, product or platform engineering, and ... This is a team of 5 engineers working on a foundational, mission-critical platform that helps simplify backend ... offer This is an opportunity to lead a foundational platform team working on one of the most important backend ... leading and growing a team of engineers in a fast-paced environment, At least 5+ years of background in backend ... good technical judgment when working with distributed systems, runtime platforms, or developer-facing

Reaktor's tech community is looking for an experienced Senior Fullstack Developer to join one of our ... DevOps practices Experience with customer‑facing products, internal tools, integrations, SDKs or developer ... If you are comfortable working across modern web applications, backend services and production systems ... services, internal platforms, identity, martech, customer support, analytics, online stores, integrations, developer ... and data models Working across frontend, backend and infrastructure depending on the needs of the

Full Stack Developer at Reaktor Helsinki Responsibilities include collaborating with client teams, implementing ... features across frontend, backend, and databases, and contributing to architecture. ... Experience in a broad range of software development modalities (backend, frontend, ops, and consulting ... mobile stacks like Swift, Java/Scala/Kotlin, or TypeScript/JavaScript React-native) Experience building backend

Who You Are You are a hands‑on fullstack developer: you enjoy working across backend and frontend ... Building backend services using Spring Boot. ... the developer experience for teams using the platform. ... The role includes building backend and frontend services, developing custom integrations and improving ... backend and frontend development and care about building useful, reliable and maintainable software.

Software Developer – SOK Digital Development Paikka: Helsinki, Ässäkeskus; joustava työskentely etätyössä ... You will work in a cross‑functional squad, supported by a central DevOps & Developer Experience team. ... Qualifications We are looking for a senior‑level full‑stack developer with solid experience in modern ... Responsibilities Your responsibilities include full‑stack development across backend and frontend services ... improving customer experience and order fulfilment, building customer‑facing services and closely related backend

developer with a solution-oriented mindset and experience in Node.js/TypeScript? ... Your Responsibilities Backend Development: Design, implement, and maintain scalable backend systems ... Helsinki, Finland (flexible remote) Team: Compliance Team Language: English Are you a passionate backend ... Required Profile Experience: At least 3+ years of backend development experience, preferably with Node.js

Swedium Global is looking for Full Stack Developer . ... Maintain and improve the product’s UI (ReactJS, TypeScript) and Backend (NodeJS). ... Job Overview Our customer is looking for a senior level Fullstack liaison developer to take ownership ... Backend: Proficiency in NodeJS (Python experience is a plus),FastAPI Infrastructure: Hands-on experience

infrastructure automation Experience with Python and/or Go Experience building platform, infrastructure, or developer-facing ... About the role As a Senior Backend Engineer, you'll build the core services that power Verda's cloud ... Your key competencies 5+ years of experience building production backend systems Strong proficiency ... Your responsibilities You will design, build, and evolve backend services across Verda's cloud platform ... in the office) Employment type: Full-time and permanent 5+ years of experience building production backend

Modern tools: You get strong local hardware, serious developer tooling, and a team that values speed ... Coragrid is hiring a Backend Engineer - API to build the data infrastructure, backend services, and terminal-native ... We are looking for a backend/systems engineer who is strong in Rust, comfortable on Linux, and opinionated ... Most of our backend infrastructure is written in Rust, so familiarity with a compiled language such as ... Expert knowledge of Rust or C++: You are comfortable writing typed, reliable backend code and designing

We are looking for a Senior Full Stack Developer who pairs robust backend engineering in Go with an extraordinary ... We are looking for a Senior Full Stack Developer who pairs robust backend engineering in Go with an extraordinary ... Backend & Infrastructure Go (Golang): Strong professional experience writing clean, idiomatic, and

What You Will Do Design, build, and maintain backend services and full-stack product capabilities ... What We Are Looking For Strong experience building and shipping production software as a backend or ... Explore practical ways to use AI-enabled tools to improve engineering workflows, developer productivity ... emerging AI capabilities and willingness to explore opportunities to improve products, workflows, and developer

Mentoring skill to increase developer productivity. ... Backend: Python, Rust, AWS. Misc: TypeScript. ... Experience with HTTP API design; potential to work on both backend APIs and Android integration.

What You Will Do Design, build, and maintain backend services and full-stack product capabilities at ... What We Are Looking For Strong experience building and shipping production software as a backend or ... Explore practical ways to use AI-enabled tools to improve engineering workflows, developer productivity ... emerging AI capabilities and willingness to explore opportunities to improve products, workflows, and developer

Develop High-Performance Services: Create high-availability, low-latency backend services to deliver ... Robust Backend Skills: Strong proficiency in building production-grade APIs and services with Python ... Passion for DevX: A genuine interest in improving developer productivity through easy-to-use tooling ... engineering teams (Mobile, Cloud, Firmware, etc.) to translate complex internal needs into delightful developer

You will balance legal and regulatory correctness, user trust, security, reliability, and developer velocity ... You will lead a team of backend and platform engineers responsible for the next generation of privacy ... You’re excited about this opportunity because you will… Lead and mentor a high-performing team of backend ... related field, or equivalent practical experience 3+ years of experience in people management leading backend

An experienced developer with hands-on experience building apps with Expo and React Native . ... Work across the stack when needed - from frontend logic to backend APIs and AI integrations. ... If you enjoy crafting smooth, responsive interfaces, aren’t afraid to dive into backend code when needed ... small, senior team working end-to-end on this vision — from user experience and animation polish to backend

Ability to mentor other engineers and increase developer productivity across teams. ... Cross-platform experience (e.g., iOS or backend). ... You’ll collaborate closely with product, design, backend, data science, and research while shaping an ... early prototyping through production and iteration, including the client-side integration points with backend ... Experience building GenAI/LLM-powered product features, including client integration with an AI or LLM backend

The Role We're looking for a Backend Engineer to join our small, focused ClickHouse team. ... But what matters most is strong backend fundamentals and a genuine interest in databases and distributed ... What You’ll Do Design, build, and maintain backend services in Python (FastAPI, asyncio, psycopg2) that

Technologies we use: Frontend: React, Typescript, Next.js, Tailwind CSS Backend: Node.js, Firestore ... We are looking for a skilled full stack developer to join our IR Software team! ... The Team The IR Software Team is one of three software developer teams, at Inderes, consisting of 4