> Markdown version of [/jobs/ext/1276967-senior-backend-engineer](https://www.wearedevelopers.com/jobs/ext/1276967-senior-backend-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # (Senior) Backend Engineer - **Company:** Tangany GmbH - **Location:** München, Germany (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Application Programming Interfaces (APIs), User Authentication, Automation of Tests, Microsoft Azure, Software Quality, Databases, DevOps, PostgreSQL, Microsoft SQL Server, MongoDB, Node.Js, OAuth, Blockchain, Azure DevOps Pipelines, Software Engineering, TypeScript, Delivery Pipeline, Software Security, Backend, Low-code, Api Design, NestJS, Restful APIs, Serverless Computing - **Published:** July 15, 2026 - **Apply:** https://www.careerjet.de/jobad/de83661e4354dc672dae89e733cb0b1a36 ## About the Role * Proven experience in designing and developing REST APIs using TypeScript and node.js. Experience using NestJS is an advantage. * Ideally, proven experience in the Microsoft Azure ecosystem, including Azure Functions and Azure DevOps CI/CD pipelines. * Knowledge of databases such as MSSQL/PostgreSQL, CosmosDB, and/or Mongo DB * In-depth knowledge of web architectures, as well as API design and communication with OAuth2-based authentication methods. * Ideally, experience in the areas of software security and automated testing. * Experience with low-code platforms like Retool is a plus. * Interest in blockchain technology is essential; technical blockchain know-how is an advantage. * Fluency in English (at least B2); German is a plus. ## Description Using our modern blockchain API, we enable our customers to easily and securely integrate blockchain functionalities into their systems. This white-label solution saves high development costs and time, enabling fast market access and easy usability for end users. Regulatory requirements can be covered for appropriate assets via Tangany's crypto custody license if required. For our continued growth, we are looking for a (Senior) Backend Developer (f/m/d) to join our team. Tasks * Collaborate with a team of experienced developers on enhancing and maintaining the foundational custody platform. * Support our product owner and other stakeholders by providing technical expertise during the design process of new products & features, especially in the area of API design. * Make independent decisions about architecture, software design, and implementations. * Develop scalable and secure backend services and APIs based on node.js using TypeScript. * Bring in your DevOps mindset to implement and maintain Microsoft Azure CI/CD pipelines, ensuring the highest quality standards while continuously delivering customer value. * Be responsible for testing, rollout, and go-live of product increments. * Develop and maintain standards for our software development, especially regarding code quality, clean code, automated testing and deployment, diagnostics, and monitoring., We believe that motivated employees are the key to success. That´s why we offer flexible, digital benefits through Hrmony to support you in your everyday life. You´ll receive a monthly budget that you can allocate to your individual needs: * Meal allowance: whether for groceries, restaurants, or food delivery * Mobility budget: e.g., for the Jobticket * Non-Cash Benefits: flexible use for streaming, fitness, shopping & more ## Related Videos - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Coffee with Developers - Jonathan Tang](https://www.wearedevelopers.com/videos/898-coffee-with-developers-jonathan-tang) - [Streaming AI Responses in Real-Time with SSE in Next.js & NestJS](https://www.wearedevelopers.com/videos/1630-streaming-ai-responses-in-real-time-with-sse-in-next-js-nestjs) ## Related Articles - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies)