Aman Vats
@amanvats
Backend engineer specializing in scalable fintech systems, payments, and distributed architecture.
What I'm looking for
I am a backend engineer with over five years of experience building scalable payment, wallet, and peer-to-peer systems in fintech environments.
I have led design and implementation of high-availability microservices and event-driven platforms, improving transaction throughput, reducing latency, and driving reliability across production systems.
My achievements include increasing peer-to-peer friend limits while maintaining data consistency, migrating 160M customer records smoothly, reducing MySQL CPU usage from 98% to 20%, and cutting system error rates from 10% to 1%.
I mentor junior engineers, create operational runbooks, coordinate cross-team integrations, and focus on observability, performance tuning, and safe financial reconciliation.
Experience
Work history, roles, and key accomplishments
Senior Backend Engineer
PayPay
Jan 2025 - Present (1 year 1 month)
Owned backend services for peer-to-peer payments, increased per-account friend limits from 200 to 1,000 while maintaining performance and resolved cross-team memory leak to improve stability.
Backend Engineer
PayPay
Jan 2024 - Sep 2025 (1 year 8 months)
Designed and implemented points-based payment processing, payment debit/refund/reversal flows and decoupled merchant cashback accounts to improve scalability and release velocity.
Backend Engineer
ZET (Onecode)
Oct 2022 - Nov 2023 (1 year 1 month)
Led backend development for customer loyalty and payments features, migrating 160M records and reducing MySQL CPU usage from 98% to 20% while cutting system error rate from 10% to 1%.
Software Development Engineer
Jio
Jan 2021 - Dec 2021 (11 months)
Research intern contributing to backend engineering and system analysis, authoring design and rollout documentation focused on schema changes, backward compatibility, and failure handling.
Education
Degrees, certifications, and relevant coursework
Indian Institute of Information Technology, Allahabad
Bachelor of Technology, Information Technology
2017 - 2021
Grade: CGPA: 8.30
Activities and societies: Acknowledged by Rotary Club, Allahabad North Division for Social Work in 2019; Founding Member of Periods You — Pad Bank Prayaas in 2019.
Completed a B.Tech in Information Technology with a CGPA of 8.30, focusing on software and backend development concepts.
Availability
Location
Authorized to work in
Job categories
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