Engineering professionals in Payments
Visa contributes two engineering directors to this payments group, and the rest hold or held titles across PayPal, Clover, FIS, Grab, Blackhawk Network, Zoho, Emergent Payments and Financial Software & Systems Pvt. Ltd. on card processing, merchant services, risk and payment switches. A call fits decisions on card acceptance and processing platforms, real-time and UPI payment switches, risk and fraud systems or merchant platform engineering.
Professionals to explore
Alireza T.
LinkedInExperience: Director Software Engineering, Payment · Visa
Since 2013, Alireza T. has been Director Software Engineering, Payment at Visa. Earlier roles were Technical Manager at OpenWay (2011–2013) and Technical Lead Senior Technical Consultant(Banking Payment) at Abbrevia FZ LLC (2006–2011), and Alireza T. describes over 20 years in payments and fintech technology and solution architecture, which suits questions on payment system architecture.
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Hari Gopal Kashyap
LinkedInExperience: Vice President Product Engineering & Retail Payments · Financial Software & Systems Pvt. Ltd.
Retail payment products were Hari Gopal Kashyap's area as Vice President Product Engineering & Retail Payments at Financial Software & Systems Pvt. Ltd. from 2001 to 2019, and since 2019 Kashyap has been Senior Director Engineering & Technology at Euronet. Kashyap was also Manager Software Development at HMA STARware Pvt Ltd (1996–2001), which suits questions on building retail payment products and on engineering delivery at Euronet.
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Hemant Murarka
LinkedInExperience: Head of Engineering Senior Director, Merchant & Partner Services · PayPal
Merchant & Partner Services engineering at PayPal is Hemant Murarka's area as Head of Engineering Senior Director since 2022, and Murarka was Director, Head of Data Engineering at Lyft (2019–2022). Murarka also held Sr. Engineering Manager, Data Platforms (2016–2019), Engineering Manager (2014–2016) and Team Lead (2012–2014) roles at Autodesk, and names AI and agentic systems and data and platform engineering as focus areas.
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Jeyganesh C
LinkedInExperience: Head of Engineering Payment Switch Solutions · Zoho
At Zoho, Jeyganesh C has been Head of Engineering Payment Switch Solutions since 2026 and was Head of Risk Engineering (2023–2026), with Engineering Manager (2019–2023), Engineering Lead (2017–2019) and Member Technical Staff (2015–2017) roles there. UPI acquiring, switch architecture and distributed systems are the focus areas Jeyganesh C names, a fit for real-time payment switch questions.
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Karthik S Narayanan
LinkedInExperience: Head of Engineering, Payments · Grab
Karthik S Narayanan has been Head of Engineering, Payments at Grab since 2026 and was Head of Engineering, Payments (2024–2026) and Senior Director of Engineering, Payments (2023–2024) at Entrata. Narayanan also held Director Of Engineering, Payments at Galileo Financial Technologies (2020–2023) and is a member of the Forbes Technology Council, writing on AI-driven payments and fintech engineering.
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Mukesh Jyothi
LinkedInExperience: Senior Director of Engineering · Blackhawk Network
Risk, fraud, payments, identity and data science are the platform areas Mukesh Jyothi describes across 21 years of building. Jyothi has been Senior Director of Engineering at Blackhawk Network since 2023, with Director Of Engineering (2020–2023), Principal Software Engineer (2017–2020) and Senior Software Engineer (2011–2017) roles at the same company, a fit for payments risk and fraud questions.
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Pushkar Tiwari
LinkedInExperience: Director of Payment Engineering · Clover
Director of Payment Engineering at Clover since 2024, Pushkar Tiwari held Sr Engineering Manager (Payments) (2022–2024), Engineering Manager (2020–2022) and Sr Software Engineer (2018–2020) roles at the same company and was Sr Solution Architect at Symantec (2014–2018). Tiwari describes over 20 years of engineering and more than a decade in leadership, a fit for payment engineering questions at Clover.
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Sanjeev Srivastava
LinkedInExperience: Director, Payments Engineering · Emergent Payments
Sanjeev Srivastava has been Director, Payments Engineering at Emergent Payments since 2016 and was Sr Manager , Billing & Payment at Symantec (2015–2016), with Sr Principal eBusiness Product Dev (2007–2014) and Tech Lead (2004–2007) roles there. Srivastava describes a background in enterprise architecture and in designing and deploying systems across platforms, a fit for billing and payments integration questions.
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Satish Singh
LinkedInExperience: Senior Director of Engineering · Visa
Satish Singh has been Senior Director of Engineering at Visa since 2017, describing the role as global head of payments and card processing engineering for the Acceptance Solutions division. Singh was Director of Engineering (2012–2017), Software Development Manager (2010–2012) and Staff Engineer (2008–2010) at Visa and Senior Software Engineer at Siemens (2000–2008), the clearest fit here for card processing questions.
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Umesh Adhikari
LinkedInExperience: Senior Director Software Engineering - Payments · FIS
For merchant services architecture questions, Umesh Adhikari brings the Senior Director Software Engineering - Payments role at FIS (since 2024) and Pollinate titles as Head of Architecture (2021–2024) and Engineering Lead Core Merchant Services (2019–2021). Adhikari also worked as Director of Technology, Financial Services at Publicis Sapient (2021) and Technical Development Manager at Deutsche Bank (2018–2019).
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Choose the right perspective
Card processing and acceptance questions fit Satish Singh and Alireza T. at Visa, and merchant platforms fit Hemant Murarka, Pushkar Tiwari and Umesh Adhikari. For payment switches and retail payment products, Jeyganesh C and Hari Gopal Kashyap; for risk and fraud, Mukesh Jyothi; Karthik S Narayanan and Sanjeev Srivastava cover payments engineering at Grab, Entrata, Galileo Financial Technologies and Emergent Payments.
Questions to take into the conversation
- 01Which parts of a card or real-time payment flow are hardest to keep available at peak volume, and how do you design for it?
- 02How do you balance fraud and risk checks against authorization speed and approval rates?
- 03What breaks most often when a payments platform adds a new scheme, rail or country?
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.