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Keywords: Backend Developer (m/w/d) – API , Location: Berlin

Page: 1

Software Engineer specialised in Enterprise Software Integrations (m/f/d)

reliable, observable, and maintainable. Extend our GraphQL/REST API surface and backend services where needed to support..., API design, error handling, and operational readiness. Profil 5+ years of professional software engineering...

Company: traide AI
Location: Berlin
Posted Date: 01 Dec 2025

Senior Backend Engineer (Core Platform) (d/f/m)

Summary As a Backend Engineer (Core Platform), you'll design, build, and operate the foundational services that power... NEWWORK's AI-native ERP. You will own core backend systems — our distributed, AI-driven backbone, the FLOW runtime, multi...

Location: Berlin
Posted Date: 20 Nov 2025

Senior Backend Developer (f/m/x)

that make a real difference. We are looking for a seasoned Senior Backend Developer to join our team. You'll have the... dogma. Aufgaben As Senior Backend Developer, you will take the lead on our backend systems, designing and building the...

Company: verkstedt GmbH
Location: Berlin
Posted Date: 30 Jan 2026

Senior Backend Developer (f/m/x)

healthcare that make a real difference. We are looking for a seasoned Senior Backend Developer to join our team. You'll... solutions over dogma. Tasks As Senior Backend Developer, you will take the lead on our backend systems, designing...

Company: verkstedt GmbH
Location: Berlin
Posted Date: 28 Jan 2026

Senior Backend Developer (x,f,m)

: Join us as a Senior Backend Developer and deepen your expertise in backend technologies while becoming a Subject Matter Expert in the... complex chargeback domain. You will own backend APIs and systems that ensure secure, seamless transaction dispute resolution...

Company: Code_Factory
Location: Berlin
Posted Date: 16 Jan 2026

Senior Backend Developer (m/w/d)

technology. You Are A Senior Backend Developer with at least 7 years of experience in Node.js and AWS cloud, passionate... about making a real impact in healthcare. What You'll Do Develop Backend Systems using Node.js and TypeScript. Architect AWS...

Company: Qunomedical GmbH
Location: Berlin
Posted Date: 11 Jan 2026

Backend-Developer (m/f/d)

Design, develop, and maintain robust backend systems using Java and Kotlin Work with product managers, front-end developers..., and performance of our backend systems Implement best practices for code quality, testing, and deployment Conduct code reviews...

Location: Berlin-Mitte
Posted Date: 16 Jan 2026
Salary: €60000 - 75000 per year

Senior Backend Engineer (Core Platform) (d/f/m)

, intelligent ERP ecosystem that runs enterprises in real time. Tasks Role Summary As a Backend Engineer (Core Platform...), you’ll design, build, and operate the foundational services that power NEWWORK’s AI-native ERP. You will own core backend...

Location: Berlin
Posted Date: 04 Feb 2026

Senior Fullstack Developer (m/w/d) - Claude Code Expert (Remote or Hybrid)

software development – preferably Claude Code. Your skillset - Backend TypeScript (advanced level) Firebase/GCP... Ecosystem Node.js/Express REST API Design - Deep understanding of HTTP, status codes, error handling OAuth2 JWT...

Company: soonami.io GmbH
Location: Berlin
Posted Date: 01 Feb 2026

Full Stack Developer (m/w/d)

, implement, and operate backend services in Python on AWS Serverless (e.g. Lambda, API Gateway, EventBridge). Own features... across the full stack – from mobile UI and state management (e.g. Stacked MVVM, Riverpod, Bloc) to backend logic, APIs, and data...

Company: Würth
Location: Berlin
Posted Date: 30 Jan 2026

Senior PHP Laravel Developer (m/f/d)

Backend, our website and our vet software Develop extensions of our service/technology, such as APIs or other integrations... with API development and integration as well as with Cloud Infrastructure (AWS) Full-cycle software development experience...

Company: felmo
Location: Berlin
Posted Date: 06 Dec 2025

Software Engineer specialised in Enterprise Software Integrations (m/f/d)

reliable, observable, and maintainable. Extend our GraphQL/REST API surface and backend services where needed to support..., API design, error handling, and operational readiness. Requirements 5+ years of professional software engineering...

Company: traide AI
Location: Berlin
Posted Date: 05 Feb 2026
Salary: €80000 - 120000 per year

Infrastructure Engineer (f/m/d) Mid-Senior Level - AWS, Kubernetes

, Google), airtime and eCash all in one simple API. Think of finperks as a stripe/adyen for all prepaid products and payments... high-availability, low-latency API services across multiple regions Manage and optimize our Kubernetes clusters, ensuring...

Company: finperks
Location: Berlin
Posted Date: 04 Feb 2026
Salary: €60000 - 70000 per year

Frontend Engineer - React (f/m/d) Mid-Level

transactions, and access analytics in real-time Create developer-friendly interfaces for API integration, and testing tools..., Google), airtime and eCash all in one simple API. Think of finperks as a stripe/adyen for all prepaid products and payments...

Company: finperks
Location: Berlin
Posted Date: 03 Feb 2026
Salary: €55000 - 65000 per year

Senior Full-Stack Software Engineer (m/f/d)

& NestJS/TypeScript for backend applications Infrastructure as code, deployment to Google Cloud, observability with Datadog.... From scalable backend services to performant, user-friendly frontends Translate complex and loosely defined business problems...

Company: 1KOMMA5˚
Location: Berlin
Posted Date: 28 Jan 2026

Senior Full-Stack Software Engineer (m/f/d)

) and backend technologies (e.g. Node.js, NestJS, or similar) Strong understanding of API design, data modeling, and system... & NestJS/TypeScript for backend applications TypeScript for CRM customizations & workflow automation with Windmill Ruby...

Company: 1KOMMA5˚
Location: Berlin
Posted Date: 24 Jan 2026

AI Engineer (Libra - Legal AI Assistant) (m/f/d)

features that leverage the most advanced LLMs available via API—from chat-based interfaces to complex behind-the-scenes... document parsing, semantic chunking, and retrieval pipelines. Build scalable, maintainable backend systems using FastAPI...

Company: Wolters Kluwer
Location: Berlin
Posted Date: 24 Jan 2026

Senior AI Engineer (Libra - Legal AI Assistant) (m/f/d)

product features that leverage the most advanced LLMs available via API—from chat-based interfaces to complex behind-the... systems, including document parsing, semantic chunking, and retrieval pipelines. Build scalable, maintainable backend...

Company: Wolters Kluwer
Location: Berlin
Posted Date: 24 Jan 2026

Senior Full-Stack Software Engineer (m/f/d)

applications & NestJS/TypeScript for backend applications Infrastructure as code, deployment to Google Cloud, observability.... From scalable backend services to performant, user-friendly frontends Translate complex and loosely defined business problems...

Company: 1KOMMA5°
Location: Berlin-Neukölln
Posted Date: 19 Dec 2025

Backend Developer (m/w/d) – API & Data Integrations

. Du entwickelst unsere B2B-API weiter, automatisierst die Anbindung externer Dienstleister und entscheidest über die finale... Architektur unseres aktuellen Ruby on Rails Prototyps. Deine Aufgaben API Development: Du entwickelst und wartest...

Company: Octopus Energy
Location: Berlin
Posted Date: 29 Jan 2026