Full Stack Developer – AI SaaS

This is a fully remote position, open to applicants in Germany.

📋 Description

• Shape the future of online shopping as a Full Stack Developer (m/f/d).

• Take a pivotal role in crafting our AI-driven services for the retail sector.

• Create high-performance backend systems, intelligent frontends, and innovative AI functionalities utilizing cutting-edge technology.

• Design and maintain scalable REST APIs using NestJS.

• Develop AI-infused services for product search, GPT-based communication, TTS output, and tool interactions.

• Integrate LLM APIs into production environments.

• Efficiently model data with MongoDB, focusing on aggregations and performance enhancements.

• Deploy and manage solutions in Azure utilizing Docker, including monitoring and troubleshooting.

• Implement parallel tool interactions and event streaming through SSE or WebSockets.

• Connect with external APIs (CMS, e-commerce platforms like Shopify/WooCommerce, Google Feeds, etc.).

⛳️ Requirements

• Several years of experience with NestJS: Clean Architecture, DTOs, Guards, Interceptors, and Background Tasks.

• Strong command of TypeScript.

• Solid background in MongoDB, including indexing, aggregation pipelines, and performance optimization.

• Familiarity with modern LLM APIs: chat completions, TTS, embeddings, tool calls, prompt design, and rate limiting.

• Experience with containerized deployments using Docker on Azure.

• Proficient with CI/CD pipelines, preferably GitHub Actions.

• Self-motivated work style: you take responsibility, organize your tasks effectively, and take pride in producing clean, maintainable code.

• Proactive attitude: you contribute to architecture, security, scalability, and product strategy, sharing your insights.

• AI enthusiast: keen interest in practical AI applications that deliver real value to users.

• Team-oriented: collaborative, communicative, and eager to contribute ideas.

🏝️ Benefits

• Remote or hybrid options: work from anywhere or at our modern co-working spaces in Cologne or Hamburg.

• Startup atmosphere: flat hierarchies, agile methodologies, quick decision-making, and complete ownership of your projects.

• Solution-focused culture: we foster creativity, accountability, and the drive to advance initiatives.

• International reach: you will develop software for customers globally.

• Team spirit: collegial and friendly environment, regular team events, and knowledge-sharing sessions.

• Open feedback culture: supported through personal mentoring.

• Continuous learning: budget for training, conferences, and e-learning to stay updated with AI advancements.

• Additional perks: a monthly allowance to assist with mobility, groceries, or other expenses.