422 backend developer English-speaking jobs in Copenhagen

Improve the developer experience. ... Experience thinking about developer experience as a product discipline, not just an engineering concern ... application services at scale, and who sees that role not just as backend development but as a product ... Design and build the core backend services underpinning payments, identity, authorisation, and third‐party ... Who we're looking for You're likely a senior backend or platform engineer who's built and operated shared

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

Developer Experience: Improve shared components, internal tooling, and build pipelines so the team ships ... You'll work across the full stack, from React Native UI to backend infrastructure, in an environment ... Backend & Infrastructure: Work with PostgreSQL, Express.js, and AWS to support the systems our app depends

Own and improve CI/CD across backend, frontend, and POS projects: GitHub Actions, Vercel workflows, container ... Comfortable working with TypeScript/Node.js services and developer workflows. ... Mentor engineers on platform best practices, runbooks, and developer tooling. ... We're investing in a single, robust platform and developer experience so our teams can move faster and ... Security hardening, multi-region data strategy, and developer workflow improvements will follow, but

Senior Full Stack Developer Engineering & Data Justt TLV Description Justt is on a tear. ... system understanding Requirements 5 to 8 years of full stack engineering experience, with a strong backend

Data Engineer / Backend Engineer (Data Platform & Integrations) We're looking for a Data Engineer / Backend ... You'll join a small, ambitious product team of 8 engineers and work closely with both backend developers ... Looking For Strong experience with Postgres and SQL (data modeling, performance tuning, migrations) Solid backend

As a Senior Backend Engineer, you will play a crucial role in the development and maintenance of Public's ... Apply for this job JOB DESCRIPTION Public.com is seeking Senior Backend Engineers to join their dynamic ... As a Senior Backend Engineer, you will play a crucial role in the development and maintenance of Public's ... PRIMARY TASKS AND AREAS OF RESPONSIBILITY Design, develop, and maintain robust backend systems and APIs ... As a Senior Backend Engineer at Public, you will become part of a development team located in Carlsbergbyen

Developer Experience: Improve shared components, internal tooling, and build pipelines so the team ships ... You’ll work across the full stack, from React Native UI to backend infrastructure, in an environment ... Backend & Infrastructure: Work with PostgreSQL, Express.js, and AWS to support the systems our app depends

Another similar stack can be accepted A solid understanding of how frontend and backend systems interact ... Frontend Lead Developer for Emply at Paychex Europe Emply is on an exciting growth journey to become ... on-site development team in Copenhagen and are seeking an experienced and ambitious Front-end Lead Developer ... We are looking for a Lead Developer with hands‐on experience in developing modern front-end applications

functional programming, Python, Scala, or domain-specific languages Knowledge of JSON-based APIs and backend ... software workflows Experience using large language models (LLMs) or generative AI tools to enhance developer

We invest in AI developer tools — you'll have access to GitHub Copilot, Cursor, Claude Code, and more ... ship everything from minor feature improvements to long‐term strategic features – across frontend and backend ... achieve its mission and goals Work across our product on a wide variety of tasks — from frontend UI to backend

This role has a direct impact on platform stability, scalability, and developer experience. ... The role in action Develop and maintain backend services and REST APIs using .NET. ... You will contribute across both backend services and frontend applications, balancing new feature delivery

We are looking for an iOS Developer Intern (or postgrad working student) to be a foundational architect ... API & Data Architecture: Connect our new native frontend to a backend designed for global traffic and

About the Role As a Backend Engineer in our Monetization team, you'll play a crucial role in building ... What you'll do Design, develop, and maintain backend services that support pricing, packaging and monetization ... Leverage the latest AI coding tools to optimise how you work with your team What you'll need 5+ years of backend

UX for developers: A passion for building APIs and tools that are intuitive, well‐documented, and developer‐oriented ... You'll spend most of your time inside the game engine, building experimental integrations with our backend ... SDK architecture: Design and maintain the core SDK for Unreal that connects the game engine to our backend

development workflows, including tools such as Claude Code, to support experimentation, learning, and developer ... You have experience as a software engineer working with both frontend and backend technologies. ... Contribute to frontend and backend development using technologies such as .NET, TypeScript, and Angular

Experience building internal tooling or developer platforms. ... Experience with TypeScript and backend development beyond Python. ... Experience designing and operating scalable backend services and data pipelines. ... Design, build and maintain scalable data pipelines and backend services powering Tembi’s market intelligence

This role requires strong experience in TypeScript/Node.js backend environments. ... Platform teams manage infrastructure and core services (Cloud, DevOps, Core APIs, developer tools).

Strong software architecture and backend engineering experience, including production APIs and service ... As our next AI Product Developer, you will contribute to solving meaningful challenges across the life ... As an AI Product Developer, you will focus on building the software, platforms, and services that turn

Design and implement backend services, APIs, data models, and integrations. ... About the Role We are looking for a Lead Backend Engineer (Data & IoT) to help build and scale a modern ... You will work closely with product, mobile, backend, and data teams to transform product requirements ... Required Skills 7+ years of experience in backend engineering. Strong PostgreSQL and data modeling.