•Built and deployed a production platform for artist communities using Next.js, Python (psycopg), and PostgreSQL.
•Migrated backend to AWS serverless architecture (Lambda + API Gateway + Aurora), improving scalability and lowering hosting costs by 90%.
•Implemented secure authentication and authorization flows using AWS Cognito and Amplify, and developed REST APIs supporting user content publishing and social interactions.
•Optimized backend retrieval processes, achieving an 82% performance gain by cutting execution duration from 1,953ms to 346ms.
•Architected data models and optimized query performance to support scalable content retrieval.
•Collaborated with designers and content leads to translate workflow requirements into system features.
•Mentored another engineer on backend development workflows, including AWS Lambda routing, PostgreSQL schema changes, and debugging distributed application logic.