Dec 2021 – Jun 2025 · 3 yrs 6 mos · Noida · Remote

• Paytm Ads:
• ➡ Spearheaded the Cashback Points for Homepage Visits initiative, driving a 28% revenue uplift for Merchant Offer Ads.
• ➡ Designed and implemented a slot optimization algorithm to target multiple ad slots dynamically, expanding impression inventory by 30% and boosting 1P revenue by 27%.
• ➡ Introduced user segmentation and cohort-based rollout capabilities, increasing per-distribution engagement by 7% and inline engagement by 12%.
• ➡ Built a non-ads Online Deals discovery system, enriching user experience and broadening engagement opportunities within Paytm Ads.
• ➡ Enhanced backend scalability and reliability, ensuring seamless operation during peak traffic while maintaining high availability SLAs.
• ➡ Drove multiple proofs of concept for new business initiatives, ensuring scalability and alignment with platform goals.
• ➡ Led and mentored a team of 12 engineers, reducing technical debt, driving architectural improvements, and delivering measurable cost savings across systems.

May 2018 – Dec 2021 · 3 yrs 7 mos · Chennai Area, India

• eTrading:
• ➡ Developed Java-based services within a microservices architecture to meet the specific needs of traders in a distributed application.
• ➡ Proficient in establishing trading sessions with different Electronic Communication Networks (ECNs).
• ➡ Successfully onboarded vendors for forwarding pre-trade, trade, and post-trade messages related to bonds and Credit Default Swaps (CDS) to traders.
• ➡ Implemented Python scripts to efficiently load real-time trade-related data from diverse sources.
• ➡ Demonstrated expertise in Spring Integration with messaging protocols such as Advanced Message Queuing Protocol (AMPS) and Financial Information eXchange (FIX).
• ➡ Practiced Test-Driven Development using Junit, Mockito, and PowerMockito.
• ➡ Actively participated in design discussions to identify optimal solutions for significant changes.
• ➡ Address production issues escalated to the development team.

Sep 2016 – Apr 2018 · 1 yr 7 mos · Chennai Area, India

• ARCHON:
• ➡ Conceptualized the application workflow and crafted wireframes to illustrate the flow.
• ➡ Created custom relationships using Stored Procedures/Views and utilized the ANTLR3 parser to parse SQL grammar.
• ➡ Designed and implemented the Live Archival tool, featuring a customized screen for querying an RDBMS and supporting aggregate queries through JAVA FX UI.
• ➡ Engineered the backend services of the application using Test-Driven Development (TDD) and contributed to the development of the desktop user interface.
• ➡ Developed Microservices using Spring Boot to enhance the application's modular architecture.
• ➡ Spearheaded Proof of Concept (POC) initiatives to validate proposed solutions.

Jun 2015 – Aug 2016 · 1 yr 2 mos · New Delhi Area, India

• Flash Test:
• ➡ Architected the database and implemented REST APIs using Test-Driven Development (TDD) principles.
• ➡ Implemented Google Cloud Message (GCM) push notifications for scheduled tests.
• ➡ Integrated SIM-based payment modules for Idea and Airtel, as well as wallet payment modules for Paytm and CCAvenue.
• ➡ Implemented caching mechanisms with Ehcache and Memcached, combined with database query optimization techniques.

Aug 2013 – Apr 2015 · 1 yr 8 mos

• Conducted weekly tutorials to assist students with their queries and assisted professors in exam assessments. As a teaching assistant, I provided support for the following courses:
• ➡ Probability and Statistics
• ➡ Fundamentals of Database Management Systems
• ➡ Discrete Mathematics