70 frontend developer English-speaking jobs in Helsinki

Your responsibilities As a Full-stack / Frontend Developer , your mission would be to deliver intuitive ... independent, yet a strong team player, we have an exciting opportunity for you in our small, but senior developer

Role Overview As a Full Stack Developer at ONEiO Cloud Oy, you will be part of a highly skilled and ... You will build new product features across both backend and frontend layers, helping global customers ... Requirements Required: Strong experience with Java and Spring Boot Experience with modern frontend ... Development & Technical Excellence Design, implement, and maintain product features across backend and frontend ... product development Proven track record building scalable web applications with strong backend and frontend

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 ... position, you’ll need: Experience in a broad range of software development modalities (backend, frontend

We’re looking for a passionate developer who thrives in a fast-paced financial environment where your ... independently while collaborating effectively with diverse teams Open to working with both backend and frontend ... solution architecture with adherence to relevant standards and guidelines Contribute to both backend and frontend

Fluency: in frontend (React), backend (Node/GraphQL), and data boundaries. ... About the Role We are a Seed stage company looking for a Full‑Stack Developer to turn AI‑generated

Senior Software Engineer to design, code, and maintain web applications, APIs, and infrastructure components using Java/Spring. Requires 7-10 years of experience with application design and development, expert-level Java and Spring Framework knowledge, and experience with REST and SOAP Web Services.

Senior Software Engineer will design, code, and maintain web applications, APIs, and infrastructure components using Java/Spring. Requires 7-10 years of application design and development experience, expert-level knowledge of Java and Spring Framework, and experience with REST and SOAP Web Services.

users and researchers to understand tax workflows in detail Contributing to internal tooling and developer ... To qualify for the role, you should have: Frontend Expertise (Required) React/TypeScript: Extensive ... Skills and Attributes for Success To thrive in this role, you possess a strong foundation in both frontend

with users and researchers to understand tax workflows in detail Contributing to internal tooling and developer ... To qualify for the role, you should have: Frontend Expertise (Required): React/TypeScript : Extensive ... Skills and Attributes for Success To thrive in this role, you possess a strong foundation in both frontend

We are looking for a solid Fullstack Developer for the Membership squad who is passionate about building ... write high-quality code with automated tests Familiarity with many of the following technologies: Frontend ... specifically in your core domain, and learn from others in the team Write testable and well-documented frontend

We are looking for a solid Fullstack Developer for the Membership squad who is passionate about building ... write high-quality code with automated tests Familiarity with many of the following technologies: Frontend ... specifically in your core domain, and learn from others in the team Write testable and well-documented frontend

Preferred Experience Experience designing enterprise or developer‑focused software, especially for ... Working knowledge of software development concepts (e.g., frontend frameworks, APIs, system architecture

Preferred Experience Experience designing enterprise or developer‑focused software, especially for ... Working knowledge of software development concepts (e.g., frontend frameworks, APIs, system architecture

Work across the stack when needed - from frontend logic to backend APIs and AI integrations. ... An experienced developer with hands-on experience building apps with Expo and React Native .

Proficiency in JavaScript and modern frontend frameworks such as React. ... Solve complex workflow problems and implement enhancements in frontend and backend services based on ... Understanding of REST architecture, SPA approach, micro-frontend architecture, common software design

the existing by producing clean, well-tested, well-documented, and elegant backend and occasionally frontend ... consider as an asset: Experience in developing system and acceptance test automation Experience in frontend

We are looking for a Senior Developer to help us in the creation of solutions that will be used by experts

We are seeking an experienced Developer/Architect with expertise in accounting and payroll domains to ... relational databases Integration technologies such as HTTP, XML, XSL, JSON, As an Odoo Architect/Developer

backend or frontend development. ... You strive to be a full‑stack Salesforce developer, even though your current skills might lean more towards

Develop and maintain C++ and CUDA applications for real-time 5G signal processing. Design, implement, and optimize algorithms for parallel execution and GPU acceleration. Collaborate with teams to integrate modules and conduct rigorous testing.