• 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.