- Enhance core libraries for multiple GraphQL teams on Walmart's web platform using Typescript/NodeJS.- Improved CI/CD checks service based on Typescript/NodeJS to maintain standardization throughout various teams.- Provide daily recommendations and onboarding support for tooling improvements.- Standardized CI/CD configurations across 20+ teams, enhancing efficiency. Built automatic generation tool powered by Typescript and error-safe functional approach.- Develop QR and signature generation services using Rust and GraphQL for Walmart.

- Developed and launched an online hub for managing ad specs, enhancing team coordination and efficiency.- Rebuilt infrastructure, improving CI/CD process, logging, and security, leading to measurable performance gains.- Transitioned from legacy Java to open-source Node/Typescript, facilitating talent acquisition and modern development.- Interviewed, onboarded, and trained new developers, ensuring seamless integration and team productivity.- Worked closely with Clients/CEO/Sales Team to understand requirements and suggest improvements for existing functionality

- Converted JS to TS, enhancing code quality and maintainability.- Integrated payment processing, improving transaction efficiency.- Enhanced 3rd-party data service integration for better reliability.- Revamped document workflow using AWS SQS, Lambda, and Microservices.- Facilitated event-driven architecture, optimizing notifications services.

- Facilitated client and stakeholder meetings; ensured IT systems functioned seamlessly during events.- Integrated Face-ID into Event Platform; enhanced security and user experience.- Managed 10 developers; improved hiring and onboarding processes.- Led new platform version creation; reduced error rates, tripled feature delivery speed.- Implemented ad-hoc changes to internal platform; optimized business processes.- Led new platform development from scratch drastically reducing error rates and improving team velocity delivering features 220% faster compare to legacy system