Role
Full-Stack Engineer (Python / React / AI)
Role summary
Join an early-stage AI startup building sales automation tools used by real businesses.
Work across the full stack, collaborate with founders, and own features end-to-end in a fast-moving environment.
Job description
About the Role
Our client is building AI-powered solutions that help businesses improve their sales processes, from lead generation to outbound automation.
They are looking for a Full-Stack Engineer to join their early-stage team and contribute to the development of a growing product already used by companies across Europe.
This role offers strong ownership, working closely with founders, and contributing directly to product and technical decisions.
Key Responsibilities
- Build and develop features across the full stack (backend and frontend)
- Work with Python (FastAPI) and TypeScript (React)
- Collaborate with founders and product teams to design and ship new functionality
- Improve system performance, scalability, and reliability
- Debug and resolve production issues
- Contribute to architectural decisions and long-term system design
Requirements
- Experience as a full-stack engineer (mid to senior level)
- Strong backend experience with Python
- Solid knowledge of TypeScript and React
- Experience working with production systems and scaling applications
- Good communication skills in English
Nice to Have
- Experience with SaaS or multi-tenant systems
- Familiarity with AI tools or AI-driven products
- Experience with cloud platforms (e.g. Azure)
- German language skills
What’s Offered
- Competitive salary + equity
- Opportunity to work closely with founders
- High ownership and impact in an early-stage company
- Fast-paced environment with room to grow
About the Company
Our client is a venture-backed startup focused on building AI-driven tools for sales teams. Their platform helps businesses automate processes and improve efficiency, with a strong focus on practical, real-world impact.
Our client is building AI-powered solutions that help businesses improve their sales processes, from lead generation to outbound automation.
They are looking for a Full-Stack Engineer to join their early-stage team and contribute to the development of a growing product already used by companies across Europe.
This role offers strong ownership, working closely with founders, and contributing directly to product and technical decisions.
Key Responsibilities
- Build and develop features across the full stack (backend and frontend)
- Work with Python (FastAPI) and TypeScript (React)
- Collaborate with founders and product teams to design and ship new functionality
- Improve system performance, scalability, and reliability
- Debug and resolve production issues
- Contribute to architectural decisions and long-term system design
Requirements
- Experience as a full-stack engineer (mid to senior level)
- Strong backend experience with Python
- Solid knowledge of TypeScript and React
- Experience working with production systems and scaling applications
- Good communication skills in English
Nice to Have
- Experience with SaaS or multi-tenant systems
- Familiarity with AI tools or AI-driven products
- Experience with cloud platforms (e.g. Azure)
- German language skills
What’s Offered
- Competitive salary + equity
- Opportunity to work closely with founders
- High ownership and impact in an early-stage company
- Fast-paced environment with room to grow
About the Company
Our client is a venture-backed startup focused on building AI-driven tools for sales teams. Their platform helps businesses automate processes and improve efficiency, with a strong focus on practical, real-world impact.