Social media managing software used by large brands worldwide.• Maintained and updated cross-platform mobile application (React Native)• Wrote and led the development through technical specifications• Reviewed colleagues' pull requests with an eye for validity and maintainability

Over 1000 commits to Tabbycat on Github, software used in 85 different countries and for international events. Major advances include:• Designed and implemented a comprehensive REST API + HATEOAS + OpenAPI• Created and refactored UI with backend for user interactions (Django/Python, HTML, Vue.js)• Optimized PostgreSQL database queries (including with window functions), leading to 10x performance boost• Offered mentorship and performed code reviews for proposed patches• Negotiated licensing and consulting services

Built a corporation around the open-source Tabbycat platform, offering hosting and support services, and contributing back. We've served thousands of tournaments hosted around the world, with up to 400 teams (>1000 participants).• Navigated business and legal concerns for setting up and maintaining a business• Deployed the service on AWS (Elastic Beanstalk, EC2, Route53, S3, RDS PostgreSQL, Elasticache Redis, SES, and SNS)• Leveraged PostgreSQL schemas for individual tournaments' data ownership, privacy concerns, and segregation• Provided premium services for large competitions and organizations