Jan 2020 – Apr 2022 · 2 yrs 3 mos

• Building Payments, Lending and Investment platforms.

Feb 2018 – Jan 2020 · 1 yr 11 mos

Apr 2016 – Feb 2018 · 1 yr 10 mos

• Built and managed Paytm's UPI platform which handles millions of payments transactions per day.
• Led the team for design, development and migration to Wallet 2.0 payments platform.

Apr 2015 – Mar 2016 · 11 mos

• Built suite of web-services responsible for managing and securing 300+ million user data with millions of queries an hour. Ensuring end-to-end availability and performance of complete platform .
• Built Kyc and e-Kyc platforms for Paytm which supported online instant Adhar based kyc as well as agent based offline Kyc.
• Evangelised DevOps culture and Information Security across the company.

Aug 2014 – Apr 2015 · 8 mos

• Scaled Paytm's authentication and authorization systems to handle growing transaction and user base.
• Enhanced internal services to be made available to public as a open authentication provider called "Sign in with Paytm" for small online business.

Aug 2013 – Aug 2014 · 1 yr

• • Developed Oauth 2.0 compliant authorization server from scratch which now serves as the backbone of authorization + authentication and user information management system of paytm handling 300+ million users.

Feb 2013 – Aug 2013 · 6 mos · Gurgaon, India

• Designed and developed core data platform which supports discovery, ingestion, hydration and routing of data from multiple social networks like facebook , twitter , linkedin etc . This platform was used for generating competitive insights for brands about their social presence .
• Designed and developed social media asset management and publishing platform .

Jul 2012 – Feb 2013 · 7 mos · Gurugram, Haryana, India

• Created JAVA implementations for financial models to provide predictive analytics on loan products.

Nov 2011 – Jul 2012 · 8 mos · Noida Area, India

• Core platform development for IPX (Internet Payment Exchange) which enables thousands of VAS operators connect to hundreds of Telecom operators worldwide through a standardised interface .
• Worked with geographically diverse teams in an Agile model to deliver product integrations for Telecom operators worldwide .

Jan 2009 – Nov 2011 · 2 yrs 10 mos

• Product Development in Infosys PIE(Product Incubation and Engineering) using Java and related technologies.
• Design and development of components for Healthcare solutions.
• Design and development Media and advertising solutions.