Senior Software Engineer at Cross River Engineering designing and deploying backend systems for high - scale financial applications. Leading architecture reviews and collaborating across teams.
About the role
- Senior Python Developer handling integrations at Vox AI, focused on automating restaurant operations with voice AI technology and third-party POS systems.
Responsibilities
- Own and build all third-party POS integrations (Oracle, NCR, ParTech, etc.).
- Develop API bridges, webhooks, and data synchronization layers between our AI and restaurant systems.
- Leverage AI agents to 10x your development speed, but remain in full control - debugging, optimizing, and ensuring reliability.
- Deep debugging & optimization you don’t just trial-and-error; you understand, diagnose, and solve complex issues at the root level.
- Deploy, scale, and maintain services on Google Cloud (Cloud Run, Kubernetes, Firestore/NoSQL, Cloud SQL) and AWS (Lambda, DynamoDB, API Gateway, S3).
- Write high-quality, deeply tested code with pytest, unit tests, integration tests, and mocking frameworks.
- Use Postman to design, test, and validate API interactions.
- Ship fast and iteratively – we do weekly demos, deploy frequently, and move at startup speed.
Requirements
- Senior Python developer that loves Pydantic.
- Proven experience integrating third-party APIs & webhooks, ideally POS-related.
- Master-level debugging skills you understand internals, race conditions, and complex data flows.
- Strong experience with either Google Cloud or AWS (Cloud Run, Kubernetes, Firestore/NoSQL, Cloud SQL, Lambda, DynamoDB, API Gateway, S3).
- Comfortable working with AI-powered agents to boost development speed - but you know how to debug and maintain real quality.
- Ownership mentality you architect solutions, take responsibility, and drive progress.
- (Bonus) If you know TypeScript, even better!
Benefits
- Venture-funded & growing fast – this is your chance to join early and make an impact.
- Direct collaboration with the CTO – fast decisions, no bureaucracy.
- Hybrid work – Minimum 3 days/week in our Amsterdam office for high-impact collaboration.
- Fast shipping culture – we push production every week.
- Equity included – we’re building something big, and we want you to grow with us.
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