423 backend developer English-speaking jobs in Berlin

We’re looking for a Backend Engineer within Trading to join us in making the energy transition happen ... Job Mission 🚀 As a Backend Engineer in Trading at Tibber, you will help us grow our Virtual Power Plant ... What you'll do ✅ Work together with other backend engineers, traders and quants in a very small and

We're hiring a Founding Engineer (Backend/Platform & LLM) to help deliver our v1 platform, shape ... Requirements 6–10+ years as a senior/principal backend or platform engineer with end-to-end ownership ... Tasks Build and evolve our Python/FastAPI backend, typed data contracts, Postgres models, and deterministic ... our engineering standards, and take ownership of the backend and LLM components that make reliable, predictable

. 🌍 Remote-friendly · Outcome-driven Want to build backend systems that directly impact revenue - not ... This is not a typical backend role where you maintain legacy services, close Jira tickets, and disappear ... Your mission: build backend APIs and production-grade agentic AI workflows that help our monetization ... Now we’re building an internal platform that powers our monetization engine - and we’re looking for a backend ... What you'll do Build and maintain backend services in Python Design scalable APIs (FastAPI or similar

Lead trainer and curriculum developer for the Augmented Psychotherapy Training (APT) program, shaping the future of psychedelic therapy training. Collaborate with multidisciplinary teams to deliver high-quality education to medical and psychological professionals.

of secure, scalable, and high-performance backend systems. ... Maintasks ·Design, build, and maintain secure and high-performance backend services using Rust ·Lead ... Requirements ·Strong backend engineering experience with Rust as a core language ·Proven experience ... Our client is seeking a Staff Software Engineer (Backend) with deep expertise in Rust to lead the development

Your mission We are looking for you asa (Senior) Backend Engineer (m/f/d) at our headquarters in Munich ... You are an experienced software developer with long-standing expertise in building web applications using

The Company A leading global developer in renewable energy projects, with one of the broadest product

Technical Developer – Dynamics 365 Customer Service (JavaScript & CIF, Europe) 📍 100% Remote – EUROPA ... ADVANCED, SEMI SENIOR, SENIOR, LEAD, SPECIALIST About the Role We are looking for a Senior Technical Developer ... Apply Now If you are a Technical Developer in Dynamics 365 Customer Service with strong JavaScript expertise

As a Lead Developer (m/f/x), you will be developing end-to-end applications for merchant solutions to ... Use your full stack or backend Java experience for designing and developing new and existing applications

Requirements Must have: 5+ years of backend development experience Strong development experience ... You are not “just” a developer - you will always think about our product and how to improve the experience

audiences Speak at regional and international developer events, meetups, and webinars Build trusted ... Additional Responsibilities & Preferred Qualifications: Additional Responsibilities Advocate for developer ... documentation, and onboarding experiences Create localized and global technical content tailored to developer ... of experience with frontend, web, or commerce technologies Experience working with APIs, SDKs, and developer ... with developers to encourage long-term advocacy and adoption Collaborate with internal teams to align developer

Developer Experience at Scale Design APIs that feel intuitive, composable, and hard to misuse—serving ... for the Python SDK to own the technical vision, architecture, and execution of Cognee's primary developer ... Nice to Have Experience with agent frameworks, vector search, or graph databases Background in developer ... API Design Track Record Proven experience building and maintaining widely-used SDKs, libraries, or developer ... Experience 8+ years of software engineering experience, with clear ownership of critical systems or developer-facing

Tasks Own backend robustness: Improve and maintain core backend components with a focus on correctness ... We are looking for an experienced backend-focused Software Engineer (m/f/d) who helps us stabilize and ... the team: Collaborate with other engineers and product to turn real operational needs into reliable backend ... Contribute to infrastructure, CI/CD, observability, and deployment improvements that directly impact backend

a data‑intensive, backend‑focused domain. ... You will work with a small, highly technical team (five backend engineers and one product manager) in ... Qualifications What You Bring Experience leading engineering teams, ideally in backend‑heavy or real‑time ... Strong backend engineering skills in distributed systems, event‑driven design, and cloud‑native architectures

building APIs, integrations, background jobs, and data models Working across PHP/Laravel and a .NET backend ... learning, mentoring, and long-term growth What You’ll Be Doing Delivering features end-to-end across backend ... design, and stakeholders Nice to Have Experience with React or Vue Experience working across multiple backend ... engineering experience Strong production experience with PHP and Laravel Comfortable working with a .NET backend

building APIs, integrations, background jobs, and data models Working across PHP/Laravel and a .NET backend ... learning, mentoring, and long-term growth What You’ll Be Doing Delivering features end-to-end across backend ... design, and stakeholders Nice to Have Experience with React or Vue Experience working across multiple backend ... engineering experience Strong production experience with PHP and Laravel Comfortable working with a .NET backend

code Experience with Fastify (preferred) or similar TypeScript backend frameworks (Express, NestJS, ... About you Strong full-stack engineer with hands-on TypeScript (backend + frontend) for server and client ... Strong experience with React Able to design and implement backend services + databases, performant web

About your tasks: Design, develop, and maintain robust, scalable backend web services in Python. ... About the Role: We are looking for a Python Backend Engineer (m/f/d) to join our Software Engineering ... Genuine enthusiasm for Artificial Intelligence and its practical applications in backend systems. ... In this role, you will design, develop, and maintain scalable backend web services that power our AI-driven ... Your solid experience in Python-based backend systems, combined with an interest in Artificial Intelligence

Key responsibilities include: Build and optimize backend services for VPP operations and energy market ... solutions with TypeScript Data engineering fundamentals — designing systems bridging backend and data ... integrations Design systems at the intersection of backend and data processing pipelines Drive technical ... decisions and guide fellow engineers on architectural choices Navigate between data engineering, backend ... boundaries Your profile The successful candidate will have: Proven experience developing scalable backend

modern TypeScript-based frontend frameworks (Angular, React, microfrontends) while bringing strong backend ... full-stack engineer who is equally comfortable shaping frontend architecture and designing resilient backend ... build, and evolve a modern, customer-facing portal using a microfrontend architecture and scalable backend ... business requirements into robust technical solutions Drive architectural decisions for frontend and backend ... frontend frameworks, including Angular and React, with experience in microfrontend architectures Deep backend