• Optimized a core payment microservice, achieving 18% performance improvement through system redesign, Redis caching, and autoscaling.

– Designed and implemented highly available RESTful APIs with improved concurrency and throttling to streamline B2B reimbursements.

• Developed and implemented a comprehensive fraud protection system for new country launches, significantly reducing business and customer risk.

• Architected the redesign of data sources from country-based to global, enhancing fraud detection efficiency and reducing annual maintenance by 52 weeks, saving approximately $2 million.

• Coordinated the migration of a monolithic service to a micro-service architecture with a team of 9 engineers, took over the most complicated stream (Bad Return Workflow), which is used to stream data and create investigations for customers returning materially different products. The stream is the first successful migration of a use case and will pave the way for the migration of the remaining 13 streams.

• Eliminated the need for 26 weeks annually of manual changes by automating the API, enabling self-service onboarding onto an Amazon service tool owned by my team.

• Contributed to front-end development by implementing components in the web UI using React JS.

• Pioneered the integration of performance testing applications, such as App Dynamics, into the project, resulting in a major improvement in performance. Solely brought up the idea and executed the implementation, demonstrating technical ownership and initiative.

• Monitored end-user performance, analyzed geographic data, and evaluated health rules.

Assisted clients in finding the best product to meet their goals.

• Coded in P4, a language only for packet forwarding planes

• Helped with programming on layer 2 for trying to apply ideas came from the lab to reality, including forwarding one message to different receivers, change final destination MAC address during transmission.