Abhik Sarkar

Payment Operations: Managed day to day technical operations for 6 payment networks (including Visa and Mastercard), serving client requests, and issues for over 50 clients, with a transaction volume of 70 million daily transactions. Serving as an SME for card processing (including Authorization, Settlement, and Fraud)

Product Roadmap: Designed and delivered a roadmap to ensure more than 60 payment network mandates to ensure compliance with Visa and Mastercard's operating rules by identifying the changes in transaction routings, and working with Engineering managers and developers to deliver them for over 50 clients.

Incident Management: Collaborated with TechOps, engineering, and relationship managers to analyze and provide RCA (root cause analysis) to minimize impact to Galileo's 130 daily transactions.

0-1 Product Launch: Launched several products end to end (requirement analysis to Go-to Market launch) for card processing networks in collaboration with product, engineering, marketing, business development and finance team. Products such as Visa Token Lifecycle Management, Mastercard Merchant Advice Code, Account Name Inquiry, Tap to Provision, catering the needs of above 100 million cardholders in various capacities, ensuring Galileo as a state of the art issuer processor in US and LAC.

Open Banking APIs: Responsible for gathering requirements from the business team creating user stories for the engineering team for several Wells Fargo Open Banking APIs including, Transaction Details API, Personal Loans, Merchant Receipts API serving more than 100 million Wells Fargo customer.

API Testing and Documentation: Created Swagger files and tested several APIs to understand the changes including field and error mapping for internal teams, as well as collaborated with the documentation team to publish the changes to Wells Fargo's public facing API impacting more than 100 B2B clients, and more than 100 million cardholders.

Payment Gateway Migration: Lead from the merchant side of Payments team at Herbalife, to migrate acquirer for Herbalife in 16 EMEA Countries from WorldPay to First Data. Gathering requirements from First Data and integrating with the APIs on the sandbox environment, and creating user stories for the engineers and tracking the progress. Resulting in savings of more than 1 million USD a year.

Project Management: Engaging all the stakeholders, created a roadmap to deliver the migration project within the budget and schedule.

Responsible for being a IT Instructor for the TechHire initiative for DCI Resources in Instructing for professional courses such as CompTia Network+, Security+ and A+. Microsoft Certifications. AWS Certifications, Cisco Certifications among others.