Backend Node.js & Cloud Engineer Design scalable REST/GraphQL APIs, manage relational data pipelines, and enforce zero-trust security. Role Overview & Technical Scope We are seeking a Backend Engineer to design high-throughput microservices, manage PostgreSQL connection pooling, and maintain our AWS/Cloudflare edge infrastructure. Responsibilities: Architect stateless Node.js / NestJS REST and GraphQL API services. Optimize PostgreSQL queries, indexes, and connection pooling with PgBouncer. Deploy automated Docker CI/CD pipelines on GitHub Actions and AWS ECS.