Location: San Francisco / Hybrid / On-site Experience: 310 years Stage: Seed Series B Role Type: Early hire / founding engineer Compensation: $150k to $300k Full time position This role is for a client of Weekday Why This Role Exists Youll design and build the systems that power the product from APIs and data models to real-time pipelines and secure infrastructure. Youll be a core technical owner working directly with the founders. What Youll Do Architect backend services and distributed systems Build scalable APIs and sync workflows Ship full-stack features when needed Own performance, reliability, and security Work directly with founders on technical direction Set engineering standards and tooling Leverage AI developer tools to accelerate delivery Requirements What Were Looking For Strong Python (Django/FastAPI) or Go Solid React experience Proven production system design Cloud-native on AWS Startup mindset and comfort with ambiguity Nice to Have Kafka / message queues Postgres / D...