Jun 2019 – Jan 2022 · 2 yrs 7 mos · Chennai Area, India

• Launched signature projects such as E-mandate for IN digital businesses including Prime and Kindle subscriptions impacting 10M subscriptions across Amazon.
• BNPL via Zip Pay in AU and SDK upgrades for CN, leading to increased GMS and net new active users.
• Scaled engineering team with strong focus on hiring, charter expansion, career development, mentoring with emphasis on diversity and inclusion.
• Enabled local currency acceptance for APAC customers on A.com via No-Hedging FX Strategy leading to reduction in cost of payments.

May 2016 – May 2019 · 3 yrs

• Managing the Payments SOR (System of Record) for various stakeholders including Accounting, Enterprise Warehouse, Risk and other stakeholders and giving them point in time look at our liabilities and exposures.
• Developing REST services for various clients to access Payment data.
• Managing a team of 15+ engineers that maintains a hybrid stack consisting of Java, C++, Python and ETL.
• Actively architecting, designing and coding an eventually consistent system while maintaining a polyglot stack without compromising SLO’s.
• Defining a career-progression path and mentoring the talent pipeline for engineers within the settlement organization

Jul 2012 – May 2016 · 3 yrs 10 mos

• Defined the technical architecture for the settlement platform that processes ~11 million transactions on a given day
• Evangelized a polyglot stack and ensuring technical excellence within the COE.
• Technical Product owner for the settlement platform and the lead migration from C++ to cloud friendly java stack.
• Defined and developed RESTful API’s for settlement system.
• Build the rails for a multi-tenant system by decoupling strong dependencies and built a loosely coupled system that could eventually support other PayPal entities.
• SEPA (Single European Payment Association) was one of the significant compliance initiative that I have lead, migrating 33 million bank accounts and impacting ~200 Billion USD in TPV with almost zero friction to our customers, work involved leading teams from various domains across geo locations in India, US and Singapore.
• Lead the settlement architecture for PayPal tokenization especially for large partner integrations.
• Worked on a merchant settlement system to settle with our merchants on time, challenges included diversified time-zone and multiple currencies.

May 2010 – Jun 2012 · 2 yrs 1 mo

• Lead the integration of PayPal Credit products into eBay/off-Ebay checkout flows. The job scope involved building consensus among different verticals to achieve a common business goal. Additional responsibilities included designing and developing software modules/components integrating check out API with Paypal financial products modules.
• Lead the development effort across multiple teams in building a framework providing targeted offers to the user during checkout. This service-oriented framework provides eligibility evaluation for 9 million checkouts per day.

Feb 2007 – May 2010 · 3 yrs 3 mos

• Refactored the PayPal Credit domain system bringing the code up to speed with internal framework and standards. The config-driven system resulted in easier integration with other funding sources across PayPal.
• Improved the PIE (PayPal Incentive Engine) to redeem credit vouchers. The engine uses a custom parse tree to evaluate rules for each transaction.
• Worked closely with quality assurance for building robust software and developed automated tools that resulted in a 30% testing cost reduction and in smoother and faster product shipping

May 2005 – Jan 2007 · 1 yr 8 mos · Greensboro/Winston-Salem, North Carolina Area

• Designed and developed a MySQL database to hold 60 million genotype records. The work involved designing an intricate general data model. Extensively used ER modeling and normalization techniques to achieve the goal.
• Wrote UDF (s) in C/C++ for MySQL to enhance the speed of data access. The data retrieval speed was improved by a factor of 1000.
• Developed Java Server Pages and Java Servlets to access and distribute data using JDBC over the web. Extensively used UML and patterns to implement the Java Classes.
• Wrote tools in C/C++ and Java to compute descriptive statistics for various projects. Made use of the pthread library extensively.

May 2004 – May 2005 · 1 yr

• •Wrote visualization tools using Java Swing to enhance user interaction and experience.
• •Developed a XML schema to hold and disseminate information about proteins in the database. The schema was designed to accommodate different data models across different databases.
• •Developed and deployed web services using Apache Axis and Jakarta Tomcat framework to obtain the results of a database search

May 2003 – Apr 2004 · 11 mos

• Mass Spec Group,Applied Biosystems, Foster City, CA
• Developed Proteomics System Evaluation Pipeline (ProteomicSPEP) in XML and C# that evaluates the performance of a search against an annotated date set and computes descriptive statistics.
• Developed tools in Perl for peptide data analysis that involves post translation modifications.
• Conducted extensive statistical analysis to evaluate and improve the performance of protein search engine.
• Devised and implemented test procedures assessing the various search algorithms in the protein identification software.