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homie AI

Effortlessly generate new customers through personalized real-time advice in your online store 💭

Full Stack Developer – AI SaaS

Location

Germany

Posted

40 days ago

Salary

0

Seniority

Senior

Bachelor Degree3 yrs expGermanAzureCloudDockerMongoDBTypeScript

Job Description

Full Stack Developer – AI SaaS

homie AI

• Build the future of online shopping as a Full Stack Developer (m/f/d) • Play a central role in developing our AI-powered services for retail • Develop high-performance backend systems, smart frontends and innovative AI features using state-of-the-art technology • Develop and maintain scalable REST APIs with NestJS • Build AI-powered services for product search, GPT-based communication, TTS output and tool calls • Integrate LLM APIs into production systems • Efficient data modeling with MongoDB, including aggregations and performance optimization • Deploy and operate in Azure using Docker, including monitoring and error handling • Implement parallel tool calls and event streaming via SSE or WebSockets • Connect external APIs (CMS, e-commerce platforms such as Shopify/WooCommerce, Google Feeds, etc.)

Job Requirements

  • Several years of experience with NestJS: Clean Architecture, DTOs, Guards, Interceptors, Background Tasks
  • Strong proficiency in TypeScript
  • Solid experience with MongoDB: indexing, aggregation pipelines, performance tuning
  • Familiar with modern LLM APIs: chat completions, TTS, embeddings, tool calls, prompt design and rate limiting
  • Experience with containerized deployments via Docker on Azure
  • Comfortable with CI/CD pipelines: ideally GitHub Actions
  • Self-driven working style: you work responsibly, in a structured way and take pride in clean, maintainable code
  • Proactive: you contribute to architecture, security, scalability and product strategy to share your perspective
  • AI enthusiast: interested in real-world AI applications that provide tangible value to users
  • Team player: collaborative, communicative and proactive in contributing ideas

Benefits

  • Remote or hybrid: work from anywhere or at our modern co-working spaces in Cologne or Hamburg
  • Startup spirit: flat hierarchies, agile working methods, fast decision-making and full ownership of your projects
  • Solution-oriented culture: we encourage creativity, responsibility and the drive to push things forward
  • International impact: you build software for customers around the world
  • Team vibe: collegial and personable atmosphere, regular team events and knowledge‑sharing sessions
  • Open feedback culture: supported by personal mentoring
  • Keep learning: budget for training, conferences and e-learning to stay current with AI development
  • Additional benefits: a monthly allowance to support mobility, groceries or other expenses

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