• Developed RPC based API for generating dynamic links for file sharing and link expiration with secure authentication using PHP and MySQL; increased file sharing process speed by over 300%.

• Architected management system using PHP and Yii for uploading and retrieving multiple versions of user projects to facilitate 500+ users downloading recent platform updates in anticipation of new application release.

• Reduced job failure rate by more than 23% while improving consistency through re-engineering module for data synchronization among remote data stores using PHP and PostgreSQL.

• Optimized API call response time by identifying heavy database queries with Xdebug, implementing caching using Redis which resulted in an increase in API performance by over 40%.

• Engineered data pipelines for extracting and processing 30+ GB of data from Google Analytics and local DB servers using Java, SQL, and Pentaho, improving strategic sales decisions and fraud detection saving company $60K annually.

• Increased customer retention by 23% by refactoring ‘notify me’ feature for out-of-stock products using Java and Bash.

• Re-engineered hierarchical model for role and permission assignment for accessing company systems by writing parser in C++ to streamline onboarding process for > 50 new employees (10% company growth).