Mar 2024 – Jul 2025 · 1 yr 4 mos · Bengaluru, Karnataka, India · Remote

• Own the Campaign Number Linking/Unlinking flow, identifying and resolving critical bugs, reducing support tickets from 4-5 per week to hardly any
• Design and implement feature extensions for managing campaign-linked numbers, ensuring seamless opt-in and opt-out functionality across all associated campaign entities, enhancing system reliability and user experience.
• Architect and develop an optimized API leveraging the Cache-Aside pattern to offload database reads, effectively reducing query latency and improving system throughput for read-heavy workloads.
• Mitigate concurrent request issues exceeding sub-entity linking limits by implementing Redis-based count tracking and a Token Bucket Rate Limiter using Lua scripts, ensuring efficient counter refilling upon key expiration.
• Enhance the Toll-Free Number Verification flow by designing and implementing feature improvements to reinforce system robustness and streamline verification processes.

Jul 2022 – Feb 2024 · 1 yr 7 mos · Bengaluru, Karnataka, India

• Spearheaded the development and ownership of the Publisher Service, a pivotal platform for seamless Ad Publisher onboarding. Designed and implemented multiple features to enhance user experience
• Engineered and optimized a web crawler dedicated to App verification, processing approximately 250K apps daily
• Designed and implemented Airflow Directed Acyclic Graphs (DAGs) for streamlined operations, involving data extraction from APIs/DBs and efficient data storage and retrieval on blob storage
• Played a key role in enhancing UMP (Unified Marketplace) features, managing Ad Requests with a staggering QPS exceeding 2.5 million
• Contributed significantly to the development and refinement of APIs generating extensive CSV responses with 300K rows. Achieved a remarkable 60 percent reduction in latency

Jan 2022 – May 2022 · 4 mos · Bengaluru, Karnataka, India

• Crafted and implemented a robust bulk API feature within the Spring MVC framework
• Seamlessly integrated sendgrid, a leading mailing service, into multiple services to enhance communication capabilities
• Diagnosed and resolved bugs, demonstrating a keen aptitude for debugging and issue resolution

May 2021 – Jun 2021 · 1 mo · Tokyo, Japan

• • Led the development of an innovative feature aimed at tracking the hands and fingers of students during an online class