Backend Engineer (NestJS) | Up to 85.000€ annual salary | Startup | Full-time | Munich

About Ayunis (formerly Locaboo)

Ayunis is a leading GovTech startup from Munich with over 800 customers (cities, municipalities, local authorities) in the DACH region. We are dedicated to making public administration efficient, digital, and future-proof, aiming for a society where public administration works seamlessly, quickly, and digitally.

About the Role

We are seeking an experienced Backend Engineer with a strong background in NestJS and hexagonal (ports & adapters) architecture. You will design and implement core modules of our SaaS products, ensuring clean separation of concerns, testability, and maintainability.

Tasks

• Design and implement core modules of our SaaS products.
• Ensure clean separation of concerns, testability, and maintainability.

Requirements

• 3 years of professional experience with NestJS in production systems.
• Proven track record applying modular architecture (DDD, hexagonal, ports and adapters, onion architecture, ...).
• Strong knowledge of TypeScript and API development with OpenAPI/Swagger.
• Experience with PostgreSQL databases and query optimization.
• Hands-on experience with Kafka for event streaming / messaging.
• Containerization and DevOps skills with Docker and/or Kubernetes.
• Solid understanding of automated testing and CI/CD workflows.
• Daily development experience and interest in using AI-assisted development environments like Cursor, Claude Code, Windsurf, ...
• Security awareness (GDPR-compliant data handling, OAuth2 a plus).

Nice to Have

• Experience with React frontend development, ideally with Shadcn UI components.
• Experience with AI/LLM backends or integrations.
• Background in GovTech / public sector IT.

Benefits

• Work on impact-driven products that transform public administration.
• A highly skilled, mission-driven team with flat hierarchies.
• Modern tech stack and engineering culture focused on clean architecture and quality.
• Competitive compensation package (up to 85,000€ annual salary).
• €2,000 development budget per year.
• 30 days of vacation.
• Subsidy for the Deutschlandticket or fuel voucher.
• Opportunity to be part of a fast-growing startup and actively shape its future.
• Permanent employment contract, flexible working hours, hybrid working, and workations in other EU countries.
• New office in Munich with fully equipped kitchen, cozy lounge area, and a 50-meter outdoor pool.
• Latest technical equipment (e.g., MacBook).
• Regular team events and off-sites.
• Mindfulness @ Ayunis: 2 sessions per month, alternating between yoga and breathing exercises.

Additional Information

• Salary: Up to 85,000€ annual
• Salary Currency: EUR
• Remote Model: Hybrid
• Country Code: de