231 backend developer English-speaking jobs in Helsinki

AI Developer / Software Engineer – Nordea Finance Job ID: 4264 | Location: Helsinki, Finland (hybrid ... About this opportunity We are looking for an experienced Software Developer with wide knowledge on large

Job ID: 3992 We are seeking an IT Developer/Data Engineer to work with data engineering for the Capital

Solid grasp of CI/CD, developer experience, and modern software delivery practices. ... This is a hands‑on platform role at the intersection of developer tooling, AI/ML infrastructure, and ... Experience in designing and maintaining developer platforms, agentic workflows, internal tooling, or

Our OmaElisa development team is growing - we are now looking for an experienced Mobile application Developer ... We expect you to be a mobile app developer but we value if you have experience from other online development

Experience improving developer workflows, iteration times, or debugging tools. ... Improve developer workflows and tooling to make our engine a compelling alternative to off‑the‑shelf

Our tech stack Backend: Node.js, TypeScript Frontend: React, TypeScript Infrastructure: PostgreSQL ... process large volumes of campaign and performance data Develop and evolve client‑facing APIs and backend

Our OmaElisa development team is growing - we are now looking for an experiencedMobile application Developer ... We expect you to be mobile app developer but we value if you have experience from other online development

Are you a skilled full-stack developer ready to make a real impact? ... As a full-stack developer, you will play a key role in implementing new features, enhancing existing

As our AI‑Native Developer , you’ll implement the systems that power partner growth: the analytics stack

Overview The Opportunity: We are looking for a talented Senior Mobile Software Developer to play a

ALTEN Finland is looking for an experienced Back End Developer to join a long‑term project working with

We are looking for a talented Senior Mobile Software Developer to play a key role in the mobile applications

features while maintaining the existing by producing clean, well-tested, well-documented, and elegant backend ... Interfacing exchanges or custodies via API, Interfacing other ecosystem API’s, using web3 libraries on backend

Our projects encompass a wide technical spectrum, includingFullstack Development, Backend, Data Science ... Fullstack Development, Backend, Data Engineering or Science, Cloud Solutions, Architecture, Web Development

What you\'ll do: Build and maintain full stack features across our React frontend and Node.js backend

engineers to follow best practices and industry standards What we are looking for Experience in backend

designing more efficient abstractions and improving our algorithms Ship cloud functions, lightweight backend

Python + AI/ML libraries Experience shipping production AI systems, especially with LLMs/NLP Backend

What You Bring Strong proficiency in Kubernetes and cloud-native inference frameworks Solid backend

This role will allow you, as a Full Stack .NET Developer, to work with various platforms, acting as a