422 backend developer English-speaking jobs in Copenhagen

You will work closely with founders and own foundational backend systems that need to operate reliably ... The role We are looking for a strong backend engineer to help build the systems powering Lumina's operational ... isolated environments Designing secure multi-tenant systems and infrastructure boundaries Building backend ... Is highly autonomous and comfortable operating in an evolving environment Enjoys solving difficult backend ... technical direction Help shape the architecture and engineering culture from an early stage Solve hard backend

Tasks Translate technical requirements into detailed backend designs that create tier‐1 scalable systems ... Lead backend engineering and solve complex problems such as: Ensuring optimal schema design, 100% uptime ... Experience with payment gateways and processors like Stripe (1+ years) Experience with backend development

Responsibilities Software & Backend Development: Design and develop scalable backend architectures for ... backend development Experience in cloud development #J-18808-Ljbffr ... Your role will primarily focus on software and backend development while applying AI/ML methodologies ... experience in software development with AI/ML exposure Experience with Python and PyTorch Experience with backend

We're looking for a React Native developer to join our team in Copenhagen. ... moments Expo can't cover Experience working across the full stack — comfortable jumping into the Node.js backend ... Your mission As our Mobile Developer in Copenhagen, you'll own the Dreaminfluence influencer app end‐to‐end

Exceptional proficiency in Python for backend development, automation, and data processing. ... The Role We're looking for a Backend Engineer to join our team and contribute to our Open Intelligence ... What You’ll Bring 3+ years of experience in Backend Engineering/Software Engineering, with a strong

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

About the Role We are looking for a Backend Engineer with strong C#/.NET skills and a passion for cloud ... Your main mission is to design and develop backend services in C# while owning the Azure infrastructure ... This is a hands‐on engineering role at the intersection of backend development and cloud infrastructure ... , with awareness of the audit‐grade requirements of the platform Build and maintain high‐quality C# backend ... continuous operational improvement What You Bring Required Qualifications Solid experience with C#/.NET backend

Experience building scalable, performant, and modular backend systems.Understands modern backend engineering ... About your new role Take hands‐on ownership of backend projects, solving complex problems and driving ... Collaborate closely with our product team, designers, and other engineers to ensure backend solutions ... Play a key role in shaping our backend architecture, driving best practices, and maintaining a scalable ... communication in English, collaborating effectively with product team and engineers to shape and refine backend

Lead backend engineering and solve complex problems such as: Invoice matching algorithm → how can we ... Translate functional and technical requirements into detailed backend architecture and design that creates ... Experience with payment gateways and processors like Stripe (2+ years) Experience with backend development

Rust Backend Engineer needed to build and scale the infrastructure for a global network of AI-powered healthcare devices. Expertise in scalable data pipelines, database optimization, type-safe development, API design, cloud infrastructure, and SRE/DevOps principles is required.

and evolving backend services. ... The Role We are looking for a Senior Backend Engineer with strong experience in building, operating, ... Design, build, and operate backend services and APIs in C# and/or TypeScript Own and evolve platform ... In this role, you will take ownership of key backend components that power discovery, booking, payments ... Experience in both is a plus Strong backend foundation and sound architectural judgment Experience designing

and convert recurring problems into durable automation Collaborate with engineers across frontend, backend ... high-impact reliability work, and build systems that scale with the team Bonus Points For Experience testing developer

Responsibilities You will own problem spaces end‐to‐end, working across backend systems, ERP integrations ... If you're a backend engineer excited by AI, early‐stage ownership, and customer‐facing technical work ... Qualifications Strong backend engineering experience Python experience Go experience or a genuine willingness

Principal Backend Engineer – Client Pricing At Saxo, client pricing is a key driver of revenue and client ... We are looking for a Principal Backend Engineer with strong senior‐level technical expertise to play ... Profile Extensive backend engineering experience, operating at Senior, Staff, or Principal level. ... Responsibilities Design and evolve backend systems supporting transactional and non‐transactional pricing

We're hiring a Staff Backend Engineer to join the Credit team. ... You will help set technical direction and deliver resilient backend systems that power Pleo's credit ... Credit product infrastructure: build the backend foundations that power Pleo's credit products (e.g., ... Drive initiatives to design, build, and maintain scalable backend services (we primarily use Kotlin) ... You'll bring solid experience with Designing and maintaining backend systems, ideally in domains with

These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft ... Overview The responsibilities of our Platform team include building and maintaining all backend services ... and Consumption Tracking, ensuring they meet business and scalability requirements Oversee the full backend ... with overall product strategy and user experience An Ideal Candidate Should Have Proven experience in backend ... customization and integration needs for enterprise clients Work closely with cross‐functional teams to align backend

Deep familiarity with modern React patterns and Next.js Solid backend fundamentals: REST API design, ... and component design Build and own features across the full stack - from Next.js frontend to NestJS backend ... Technical Toolset Fullstack experience, with strong command of TypeScript across both frontend and backend ... scale Write clean, maintainable code using Tailwind CSS and shadcn/ui on the frontend and Prisma on the backend

Generalist depth: You're comfortable across backend, frontend, and the integration points where most ... lightweight SDLC checks for unsafe queries, secrets in code, and credential handling, wired into the developer ... built or contributed to internal tooling that real teams use, gathered feedback, and measured impact on developer

This is not just a developer role. ... You will work across the full .NET stack, from user‐facing applications to backend services, and help

Senior Backend Engineer We are building the decision layer for autonomous agents orchestrating hardware ... The role We are looking for a strong backend engineer to help build the systems powering Lumina’s ... You will work closely with founders and own foundational backend systems that need to operate reliably ... Is highly autonomous and comfortable operating in an evolving environment Enjoys solving difficult backend ... workflows operating on real-world hardware infrastructure Your work will directly shape the core backend