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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend AI Software Engineer (all) - TypeScript / NodeJS - **Company:** XO Life - **Location:** Germany (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Server Applications, User Authentication, Automation of Tests, Mobile Application Development, Code Review, Data Migration, Data Structures, Database Queries, Software Debugging, Distributed Systems, Elasticsearch, Github, Monitoring of Systems, Machine Learning, Memcached, MongoDB, Node.Js, OAuth, Performance Tuning, Queueing Systems, RabbitMQ, Redis, Software Tools, Prometheus, Swagger, Software Engineering, Apache Solr, TypeScript, Web Application Frameworks, Data Logging, Load Balancing, Cloud Platform System, Performance Testing, Postman, ReactJS, Express.js, Grafana, Software Security, Caching, Database Performance, Backend, Gitlab, Git, Event Driven Architecture, Kubernetes, Information Technology, Apache Kafka, Search Engines, React Native, Front End Software Development, Api Design, Restful APIs, Software Version Control, Data Pipelines, Docker, Elk Stack, Programming Languages - **Published:** July 22, 2026 - **Apply:** https://www.adzuna.de/details/5727309686 ## About the Role * Bachelor's degree in Computer Science, Software Engineering, or related field OR equivalent work experience with a strong technical portfolio * 7+ years of backend development experience * Experience with testing frameworks (unit, integration, end-to-end) * Experience with performance testing and optimization Technical Skills * Programming Languages: TypeScript/JavaScript, Node.js (primary stack) * AI development: Ability to effectively use AI tools in daily development work * Web Frameworks: Express.js, React (for full-stack capabilities) * Databases: MongoDB (primary), Redis for caching * Cloud Platforms: AWS, GCP * Containerization: Docker, Kubernetes (K8s) * Version Control: Git, GitHub/GitLab System Design & Architecture * Understanding of distributed systems concepts * Knowledge of caching strategies (Redis, Memcached) * Experience with message queues (RabbitMQ, Apache Kafka) * Understanding of load balancing and scaling strategies API Development * Experience designing and implementing RESTful APIs * Understanding of API security and authentication (JWT, OAuth) * Experience with API documentation tools (Swagger, Postman) Soft Skills * Strong problem-solving and analytical abilities * Excellent debugging and troubleshooting skills * Good communication and teamwork abilities * Ability to work in agile development environments, * Experience with event-driven architecture * Experience with monitoring and logging tools (ELK stack, Prometheus, Grafana) * Knowledge of machine learning integration and data pipelines * Familiarity with search engines (Elasticsearch, Solr) * Mobile Development: React Native, Expo (bonus for cross-platform understanding) Please note that you must have the legal right to live and work in the European Union (EU). Applications from candidates residing outside the EU cannot be considered. ## Description We are seeking a skilled Backend AI Software Engineer to join our engineering team and build robust, scalable, and high-performance backend systems. This role involves designing and implementing server-side applications, APIs, and infrastructure that power our products and services. Your mission Development & Implementation * Write clean, maintainable, and efficient code * Develop and integrate third-party APIs and services * Implement authentication and authorization systems * Build data processing pipelines and background jobs Engineering Tools * AI-assisted development: Ability to effectively use AI tools in daily development work Database Management * Design and optimize database schemas * Implement data migration strategies * Ensure data consistency and integrity * Monitor and optimize database performance System Design & Architecture * Design and implement scalable backend architectures * Build and maintain RESTful APIs * Optimize database queries and data structures * Implement performance optimizations and caching strategies Infrastructure & Deployment * Deploy and manage applications in cloud environments (AWS, GCP) * Implement CI/CD pipelines and automated testing * Monitor system performance and troubleshoot issues * Ensure security best practices and compliance Collaboration & Quality * Work closely with frontend developers, product managers, and designers * Participate in code reviews and maintain code quality standards * Write comprehensive technical documentation ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [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) - [Your next 10x engineer isn't in your city. Refactor accordingly.](https://www.wearedevelopers.com/videos/100103-your-next-10x-engineer-isn-t-in-your-city-refactor-accordingly) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) ## Related Articles - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)