Linux IT - Systemadministrator responsible for ensuring smooth operation of SaaS infrastructure at matelso GmbH. Collaborating with the team to maintain availability and performance of services.
About the role
- Technical Lead & Lead Architect responsible for developing scalable backend solutions. Working with AI technologies for a digital financing assistant in a leading fintech company.
Responsibilities
- You are responsible for the architecture and technical target state of our serverless applications on AWS (Lambda, API Gateway, DynamoDB, S3)
- You design and develop a scalable, secure backend architecture for our assistant products
- You work hands-on on production backend services in Node.js/TypeScript (approx. 50–60%)
- In the spirit of “You build it, you run it” you provision and operate infrastructure using Infrastructure as Code
- You enjoy being 50–60% hands-on with the product
- You develop our application full-stack (Node.js, TypeScript, React)
- You create the technical foundation for AI-powered product features
- You ensure quality, scalability, performance and security across the entire lifecycle
- You work closely within the Product Trio (Product, Tech, Design)
- You empower the team technically, provide engineering leadership to developers, and give clear direction
- You use AI tools in engineering in a reflective and productive way (e.g., Claude Code, GitHub Copilot, ChatGPT Codex)
Requirements
- Several years of experience as an Engineering Manager, Technical Lead, or Lead Architect
- Expert knowledge of Node.js, TypeScript and React (experience with React Router, Redux and Material UI is a plus)
- Solid, hands-on experience with AWS technologies (Lambda, API Gateway, DynamoDB, S3)
- Experience with event-driven architectures (e.g., SQS, RabbitMQ)
- Experience with Infrastructure as Code, ideally with AWS CDK
- Strong architecture and system-design understanding for scalable systems
- Experience coaching and mentoring developers
- Strong product thinking and a high sense of ownership
- Experience with security and compliance requirements in production environments
- Experience designing and operating APIs, ideally also for agent- or LLM-based systems (e.g., MCP)
- Very good German skills (at least C1) and professional English skills
Benefits
- A workplace free from stereotypes!
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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