SDE - 3 at Lightspeed (portfolio)

### Requirements 7+ years of backend engineering experience with deep expertise in TypeScript/Node.js (NestJS, Express) and strong Python proficiency. Proven track record of designing and scaling distributed systems in production on AWS. Strong multi-database fluency - you've architected systems across relational (PostgreSQL), NoSQL (DynamoDB), search (Elasticsearch), and analytical stores (Athena) and can reason about when to use what. Hands-on with Terraform, Docker, and Kubernetes - you've set up and maintained production infrastructure, not just used it. Experience managing data at sc…