Spearheaded development for API onboarding service, enabling seamless onboarding for over 2 million new users; integrated a secure PostgreSQL database and collaborated with Persona verification service for identity validation.

Implemented asynchronous file upload service using Multer and S3, ensuring smooth and efficient file processing.

Constructed cached rate limiter with Redis to prevent security threats, decreasing avg server response time by 20%.

Conceptualized and developed robust backend data manipulation APIs in Go, utilizing MongoDB for data storage, accommodating 100 million users with scalability exceeding 7k requests per minute and latency below 10ms.

Implemented feature-rich and responsive user screens within the iOS application using React and TypeScript.

Integrated unified data layer to efficiently connect frontend and backend systems leveraging GraphQL and Relay.

Developed and maintained AlgoMonster by building Python, TypeScript programs for website rendering, including question building, programming code generation, markdown file importation, and formatting data structure types.

Independently designed 5 speedrun modules and implemented MCQ interface to provoke quick comprehension.

Created instructional editorials in 5 supported languages on programming topics for 5000+ premium subscribers.