Senior Fullstack Engineer developing Fullstack applications with C# and Angular at ERNI. Collaborating on various projects in a hybrid working environment across Switzerland.
About the role
- Backend Tech Lead driving technical direction of FP&A platform and leading a team of skilled Python engineers. Shape architecture for reliability and scalability in a growing B2B SaaS environment.
Responsibilities
- Lead technical decision-making and drive architectural alignment across the team
- Ensure scalability, reliability, and maintainability of our code
- Act as the technical reference point for backend-related topics
- Review and challenge design proposals to maintain high engineering standards
- Stay hands-on working on new features
- Enforce that the team follows the defined engineering processes and best practices
- Collaborate closely with Product, Data, and Frontend in feature refinements to ensure coherent system design
- Support backend engineers in solving complex technical challenges
- Identify technical risks early and define mitigation strategies
Requirements
- Deep and extensive experience with Python (FastAPI) in production environments
- Proven experience as a Tech Lead
- Strong understanding of scalable system design and distributed systems
- Experience designing and evolving microservices or modular architectures
- Strong knowledge of SQL data storage systems
- Experience with CI/CD pipelines
- Strong understanding of clean architecture principles and domain-driven design
- Experience working with APIs (REST, GraphQL)
- Experience with containerization (Docker)
- Excellent code review and mentoring skills
- Ability to balance technical excellence with pragmatic delivery
Benefits
- Flexible working hours
- A workplace in the heart of Vienna or remote options with quarterly office weeks in Vienna
Job title
Job type
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Degree requirement
Tech skills
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