353 backend developer English-speaking jobs in Helsinki

We are looking for a motivated Front-End Developer Intern to contribute to both web and mobile app development ... Gain hands-on experience with TypeScript and Angular Understand the integration between front-end and backend ... TypeScript Work with Angular to implement scalable, maintainable components Connect front-end features to backend

We are seeking a talented Full Stack Developer to join our engineering team in Finland. ... As a Full Stack Developer You'll Develop responsive, performant applications using React, , and ... this role you will help design, build, and maintain scalable applications using modern frontend and backend ... experience architecting scalable applications using SSR, API routes, and middleware Strong hands-on backend ... TypeScript Architect scalable web applications using SSR, API routes, and middleware Build and maintain backend

Hello future Software Developer We are looking for proactive and enthusiastic Software Developer Trainees ... Tasks and projects are determined by your skills and interests, but our work primarily focuses on backend

As a Full Stack developer at Reaktor, your job is to be an expert in a range of software development ... You are a curious-minded developer who is comfortable working on both the back-end and front-end of an ... Implementing new features that require changes to frontend applications, backend servers, and/or databases ... Relevant skills to create new backend services and build CI/CD pipelines when the project requires. ... in this position, you’ll need: Experience in a broad range of software development modalities (backend

About the Role We are a Seed stage company looking for a Full-Stack Developer to turn AI-generated output ... Fluency: in frontend (React), backend (Node/GraphQL), and data boundaries. ... Required Skills Frontend: React, TypeScript, React Router v7 Backend: , GraphQL, PostgreSQL Cloud: AWS

Backend: , Express, MongoDB. ... This is a perfect fit for an early-to-mid-career developer who thrives on explaining "the why" ... Live Sessions: Assist in technical sessions delivery Technical Mentorship: Break down complex and backend

We are looking for a Senior Backend Engineer to join our Data Management team.

Experience partnering with infrastructure or backend teams to operate shared systems reliably. ... Act as a technical partner to infrastructure and backend teams on CI-related systems and scaling challenges ... Own developer-facing observability & instrumentation Own developer-facing observability practices for ... CI and developer-facing observability, including metrics, dashboards, and alerting. ... We focus on systemic improvements that scale across teams and directly impact developer productivity.

Experience partnering with infrastructure or backend teams to operate shared systems reliably. ... Act as a technical partner to infrastructure and backend teams on CI-related systems and scaling challenges ... Own developer-facing observability & instrumentation Own developer-facing observability practices for ... CI and developer-facing observability, including metrics, dashboards, and alerting. ... We focus on systemic improvements that scale across teams and directly impact developer productivity.

Experience partnering with infrastructure or backend teams to operate shared systems reliably. ... Act as a technical partner to infrastructure and backend teams on CI-related systems and scaling challenges ... Own developer-facing observability & instrumentation Own developer-facing observability practices for ... CI and developer-facing observability, including metrics, dashboards, and alerting. ... We focus on systemic improvements that scale across teams and directly impact developer productivity.

You'll work across: Product & feature design Frontend UI and UX implementation Backend services ... Have solid experience building and shipping SaaS products Are comfortable moving between frontend, backend ... architectural and implementation choices Make the final call on what goes to production The kind of developer ... Integrations with external (CRM etc.) systems Production reliability and performance Internal tooling and developer

We are looking for a strong Telecom OSS professional with hands-on backend and integration experience

refine user interface components to ensure a seamless experience for our users Assist in developing backend ... containerization (Docker) or cloud environments (we are fully GCP) We are looking for an eager developer

The Role We need a Fullstack Developer who doesn't just write code — someone who sees the entire ... You Will Bridge our magical frontend experiences with the backend infrastructure that keeps millions ... Requirements Strong proficiency in modern fullstack development (e.g., / Go / Python backend + Svelte

Role: Fullstack Engineer (Backend‑Oriented Focus) Location: Helsinki (1 day per week on-site) Duration ... on-site in Helsinki Responsibilities: Build and evolve personalisation microservices and APIs Integrate backend ... you learn with the team Technical Stack Frontend: Angular, TypeScript/JavaScript, HTML5, CSS3, Sass Backend ... practices Design and optimise modern, high‑load APIs for performance and resilience Requirements: Strong backend

Additional backend & scripting languages: Kotlin, Python (primarily for scripting and automation), Bash ... senior developer who has taken strong product ownership responsibilities. ... Actively contribute as a developer (design, coding, reviews, troubleshooting). ... Drive continuous improvement in architecture, reliability, and developer experience. ... What will help you thrive in this role: You are a senior Product Owner with a developer mindset, or a

Additional backend & scripting languages : Kotlin, Python (primarily for scripting and automation), Bash ... a senior developer who has taken strong product ownership responsibilities. ... Actively contribute as a developer (design, coding, reviews, troubleshooting). ... Drive continuous improvement in architecture, reliability, and developer experience. ... What will help you thrive in this role: You are a senior Product Owner with a developer mindset, or

Configuration Management Tool is RELEX's internal developer platform for customer configuration. ... You will build responsive React front-ends while developing robust .NET microservices on the backend  ... our fast growth and market expansion, we are looking for an experienced Senior Full-Stack Software Developer ... requires genuine full-stack capabilities - we need someone who is excited to work across both frontend and backend

backend or frontend development. ... (Senior) Salesforce Developer ( Fixed Term) Senior Full Stack AI Developer (Finland) Freelance Software ... Join to apply for the Salesforce Developer role at Columbia Road Join to apply for the Salesforce ... Developer role at Columbia Road Get AI-powered advice on this job and more exclusive features. ... Developer (Java) - AI Trainer Salesforce Business Value Architect - Tietoevry Tech Services (m/f/d)

This role offers a natural progression for a Lead Developer eager to expand into team leadership while ... Your scope will touch infrastructure, backend, and frontend development. ... continuous improvement mindset 10+ years of hands-on development experience, with strong senior-level backend