Senior Booking Plattform Developer (m/w/d)

We are looking for an experienced developer (full-stack or backend-focused) to support the continued development of a modern, cloud-based booking and event platform for the hospitality industry. The solution offers intelligent search, booking, and management features for MICE customer inquiries (Meetings, Incentives, Conferences, Events), along with customizable reporting and invoicing functionalities.

Your responsibilities:
• You maintain and further develop the existing platform

• You develop and optimize APIs (GraphQL)

• You manage database structures and backend logic using Prisma & MySQL

• You collaborate with the frontend team to implement new features

• You optionally contribute to DevOps processes (CI/CD on AWS)

• You contribute to technical documentation and knowledge sharing

Job details:• Start: Immediately

• Duration: long-term-collaboration (+2 years)

• Freelance or employment possible

• 100 % remote – with regular team syncs (e.g., via Slack & Jira)

What you should bring:

• Strong experience with Node.js (TypeScript), React & GraphQL

• Proficiency with relational databases (MySQL)

• Familiarity with AWS (especially RDS, Fargate, S3, CI/CD) is a plus

• Solid communication skills (English or German)

• Experience working with complex system architectures and API integrations

• A structured and self-driven working style

Your advantages...

• Interesting and varied work

• Working in a young and motivated team

• Secure job in an expanding company

• Comprehensive training & further education

opportunities

• Symposion Hotels Card (free hotel stays)

What are you waiting for? Send us your detailed application/CV with a description of your previous projects. Salary according to collective agreement per month. We reward relevant professional experience and qualifications.