189 frontend developer English-speaking jobs in Copenhagen

SENIOR BACKEND DEVELOPER We're looking for an ambitious, self-driven Senior Backend Developer to join ... primarily with TypeScript and AWS serverless technologies, with occasional work in our React/Next.js frontend ... improving our existing codebase — refactoring, automated testing, managing technical debt Occasional frontend ... Git-based workflows and CI/CD Some React/TypeScript experience, and willingness to make occasional frontend ... Git-based workflows and CI/CD Some React/TypeScript experience, and willingness to make occasional frontend

Integrate frontend with API endpoints and real-time model streams (REST, WebSocket, WebRTC). ... Who you are 3-6 years of experience as a Frontend Engineer building production web applications. ... We're now looking for a Frontend Engineer to shape how developers experience Interhuman - from the first ... About the Role You'll own the developer experience layer of Interhuman - the playground, demos, and SDK ... Bonus if you have: You've built developer platforms, SDKs, or playgrounds before You have experience

About The Role We're looking for a Senior Full-Stack Developer who can work confidently across frontend ... We are currently looking for a strong Senior Full-Stack Developer to join an international engineering ... Develop performant, scalable, and user-friendly frontend experiences for a complex B2B product. ... Strong full-stack capabilities, with the ability to work independently across frontend and backend. ... Backgrounds in security, compliance, governance, or developer tools are a plus, but not mandatory.

Improve the reliability and usability of our CI and local developer workflows. ... Facilitate and contribute to the broader frontend community at Pleo. ... TypeScript and modern frontend engineering (React experience is a plus). ... We're hiring a Staff Engineer to join Web Core - our frontend platform team. ... Improve developer experience (DX) through tooling, CI reliability, and fast feedback loops.

We're hiring a Senior Frontend Developer to join our product engineering team. ... closely with designers, backend engineers, and product in a squad-based setup (Spotify model) Beyond frontend ... open-source principles , with core maintainers for our services and a flat hierarchy that gives each developer

The role focuses on developing digital products with clients and working across frontend, backend services ... Requirements Solid experience as a full-stack developer in a similar senior position Strong skills in ... real-world client problems and propose technical solutions Ability to support clients, project managers, developer

Experience with frontend technologies and frameworks such as React and Next.js. ... Develop storage exploration tools: Collaborate with frontend engineers to build a fast, intuitive, and ... Improve developer experience: Enhance APIs, client libraries, and command-line interface (CLI) tools ... You will also help shape the developer experience by improving APIs, tooling, observability, and storage ... A strong appreciation for developer experience and a commitment to building intuitive, reliable tools

Engineer to lead complex frontend initiatives across the Relesys platform. ... Working closely with Product, Design, backend engineers and other frontend engineers, you will create ... Our product includes modern and established frontend technologies, and we are introducing new product ... A significant part of the role will be helping us evolve our frontend architecture incrementally while ... buildamazing frontendsolutions as we turn Frontline Workers into Frontline Winners We are looking for a Senior Frontend

Define clear frontend boundaries, integration contracts, reusable patterns, golden paths, and scalable ... Experience with design systems, Figma‐to‐code workflows, component libraries, cross‐product frontend ... delivery standards, including micro‐frontends, shared platform capabilities, APIs, backend‐for‐frontend ... Document significant decisions, review frontend Architecture Decision Records (ADRs), evaluate trade‐offs ... Hands‐on experience with Testing Library, Jest, Playwright, Cypress, or comparable frontend testing tools

If so, then you could be the newest addition to our team as Senior Frontend Engineer – Tracking. ... at the intersection of frontend engineering, customer data, analytics, and marketing technology. ... About the role As a Senior Frontend Engineer – Tracking at DFDS, you will join a collaborative team working ... On a day-to-day basis, you will: Build and improve frontend implementations that support customer-facing ... To succeed in this role, your experience, technical depth, and ability to connect frontend development

The Role We are looking for a React Frontend Engineer with experience building modern web and mobile ... experiences contribute to the frontend architecture, patterns, and technical direction work in a "you ... data flows work closely with product managers and designers to translate user needs into intuitive frontend ... in production systems Hands‐on experience with React Native and mobile development Understanding of frontend

You will work across a full-stack codebase with a frontend in Angular and a backend in Java, troubleshooting ... Select how often (in days) to receive an alert: Senior Software Developer Do you want to write code that ... As a Senior Software Developer at Systematic, you will help build mobile software that gives field commanders ... As a senior developer, you will go beyond day-to-day delivery to help shape the technical direction of

Code Quality & Guardrails : Help own code quality across the frontend. ... The Job We're looking for an experienced Frontend Engineer to own customer-facing features from the first

Nice to Have Vue 3 / TypeScript frontend experience. ... Collaborate on frontend features using Vue 3 and TypeScript (full‐stack profiles). ... You'll work on backend services and APIs, and contribute to frontend work as appropriate.

Technology Stack We use TypeScript (frontend & backend), Node.js, React, Apollo GraphQL, Postgres, Redis ... All engineers are on call in a follow‐the‐sun model and contribute to developer tooling. ... You will own projects end‐to‐end and have an impact on core parts of the Ashby developer and user experience

Coding agents write a growing share of our frontend code. ... We are hiring a software engineer into our frontend chapter. ... Daniel Kvistgaard leads the frontend chapter and would be your manager.

building AI-enabled products, agentic workflows, evals, or prompt/tooling systems Interest in improving developer ... Tech stack Backend: C# / .NET, ASP.NET Core, Entity Framework Core, SQL Server Frontend: TypeScript, ... development A solid understanding of software design, testing, and maintainability Comfort working across frontend

Solid TypeScript experience and genuine comfort working on the frontend. ... Our current stack: Backend : Python / Django Frontend : Vue (but no specific Vue experience is needed ... a small engineering team and work across the whole stack: Python on the backend, TypeScript on the frontend ... you will do Build features end to end, from data model and backend logic through to the TypeScript frontend

Responsabilities Engineering Run the API and frontend teams day to day: unblocking, reviewing, and keeping ... teams that build Keet's features: the API team, which adds feature-focused APIs to Keet's core, and the frontend

In this role, you'll work across the stack: crafting intuitive frontend experiences, building scalable ... backend technologies such as Python, Django or PGSQL, and well as TypeScript, Node.js and React on the frontend