I'm Satyendra Singh.
Engineering Leader · Fintech & Payments
Architecting secure payment systems that power millions of transactions daily. Expert in real-time transaction routing, multi-acquiring strategies, and DCC solutions.
10+
Years Experience
12+
Projects Delivered
6+
Products Launched
About
A decade of building payment infrastructure
I'm an engineering leader specializing in fintech and payment systems. Over the past 10+ years, I've architected solutions that process millions of transactions daily.
From card payments to UPI, EMV to contactless—I build systems that are robust, scalable, and secure. Currently leading engineering teams at a major fintech company in Mumbai.
Master of Computer Applications
2013 - 2016
Bachelor of Computer Applications
2010 - 2013
Payment Systems
Card payments, UPI, contactless
Security & Compliance
PCI-DSS, tokenization, 3DS
Protocol Expert
ISO8583, EMV, MPOC/CPOC
Team Leadership
Building high-performance teams
Experience
A decade of
building payments
From intern to engineering leader at a leading fintech company in Mumbai, architecting payment systems that process millions of transactions daily.
10+
Years in Fintech
7
Promotions
10M+
Daily Transactions
20+
Team Members Led
Software Engineer Intern
Software Engineer
Senior Software Engineer
Tech Lead
Senior Tech Lead
Engineering Lead
Engineering Manager
Engineering Manager
NowJul 2025 - Present
Engineering Lead
Jul 2023 - Jun 2025
Senior Tech Lead
Oct 2020 - Feb 2024
Tech Lead
Jul 2019 - Oct 2020
Senior Software Engineer
Jul 2018 - Jul 2019
Software Engineer
Apr 2016 - Jun 2018
Software Engineer Intern
Feb 2016 - Mar 2016
Current Role
Engineering Manager
Leading engineering teams at a top fintech company in Mumbai, driving payment innovation across card, UPI, and emerging technologies.
Skills & Expertise
Full-stack payment systems expertise
Languages & Frameworks
Payment Protocols
Payment Domains
Infrastructure
High Performance
Systems handling millions of transactions with sub-second latency
Security First
PCI-DSS compliant architectures with end-to-end encryption
Scalable Design
Cloud-native microservices built for horizontal scaling
Let's Connect
Have a question or want to work together? I'd love to hear from you.
Let's connect
Location
Mumbai, India
Coming soon · Currently unavailable
Schedule a Call
30-minute video call · IST timezone
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Select a weekday in the next 2 weeks