Software Engineer Intern at Constant Closer

Reduced daily Slack support tickets by over 95% by developing a self-serve dashboard with a guided campaign-creation wizard in Django and Bootstrap, enabling users to launch campaigns without support. Enhanced collaboration by designing and implementing a team management system with database models, invitation flow, and role-based access control. Optimized activity-feed performance by reducing load time by 98% through PostgreSQL indexing, Redis caching, and cursor-based pagination. Developed a CSV upload and validation feature supporting 100,000+ contacts via a client-side parsing flow and an AWS Lambda workflow to verify and persist valid email data in the database.