Tech Stack :

What works : FastAPI, Redis, PostgreSQL, AWS, Python 3.11+

What you'll choose : Async framework, message broker, observability stack, celery queues, LLM calls

Technical Requirements :

Must-Have Distributed Systems Experience :

- 2+ years building and scaling distributed systems handling >5K concurrent requests in production

- Hands-on experience with microservices decomposition from monolithic architectures under live traffic

- Production experience with service mesh technologies and container orchestration at scale

- Deep understanding of database sharding, replication, and distributed transaction management

- Hands-on experience with CDN optimization and edge computing for global/multi-region deployments

- Proven ability to optimize systems achieving <100ms P99 latency for critical user-facing operations

Responsibilities :

- Performance: Maintain <200ms P95 latency for all user-critical operations at 10x current scale

- Incident Reduction: Implement monitoring and automation that reduces production incidents by 80%

- Team Enablement: Create platform abstractions that let product teams ship features 3x faster