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I am Madhusudhan JR, a Lead Quality Engineer with 10 years of experience architecting automation-first strategies for high-growth Fintech and DeFi protocols. I design scalable frameworks for web, mobile, API, and high-concurrency environments, with a focus on transaction integrity and low-latency performance. I champion quality-first cultures, own the quality roadmap from smart contract integration to mobile dApps, and have delivered a 70% reduction in manual testing by shifting quality left into CI/CD pipelines.…I am Madhusudhan JR, a Lead Quality Engineer with 10 years of experience architecting automation-first strategies for high-growth Fintech and DeFi protocols. I design scalable frameworks for web, mobile, API, and high-concurrency environments, with a focus on transaction integrity and low-latency performance. I champion quality-first cultures, own the quality roadmap from smart contract integration to mobile dApps, and have delivered a 70% reduction in manual testing by shifting quality left into CI/CD pipelines.

Madhusudhan JR

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I am Madhusudhan JR, a Lead Quality Engineer with 10 years of experience architecting automation-first strategies for high-growth Fintech and DeFi protocols. I design scalable frameworks for web, mobile, API, and high-concurrency environments, with a focus on transaction integrity and low-latency performance. I champion quality-first cultures, own the quality roadmap from smart contract integration to mobile dApps, and have delivered a 70% reduction in manual testing by shifting quality left into CI/CD pipelines.…I am Madhusudhan JR, a Lead Quality Engineer with 10 years of experience architecting automation-first strategies for high-growth Fintech and DeFi protocols. I design scalable frameworks for web, mobile, API, and high-concurrency environments, with a focus on transaction integrity and low-latency performance. I champion quality-first cultures, own the quality roadmap from smart contract integration to mobile dApps, and have delivered a 70% reduction in manual testing by shifting quality left into CI/CD pipelines.

Available to hire

I am Madhusudhan JR, a Lead Quality Engineer with 10 years of experience architecting automation-first strategies for high-growth Fintech and DeFi protocols. I design scalable frameworks for web, mobile, API, and high-concurrency environments, with a focus on transaction integrity and low-latency performance.

I champion quality-first cultures, own the quality roadmap from smart contract integration to mobile dApps, and have delivered a 70% reduction in manual testing by shifting quality left into CI/CD pipelines.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Work Experience

QA Engineer at Pass App

August 1, 2024 - March 1, 2026

Owned QA planning and execution for a React Native Web3 wallet, ensuring reliable dApp flows and blockchain integrity across L2/Mainnet. Architected a full-stack automation suite with Playwright and Maestro, integrated with Qase API for real-time quality observability, and developed AI-driven quality gates and high-fidelity simulations of smart contract interactions.

QA Lead at Pyypl

September 1, 2021 - August 1, 2024

Directed E2E QA strategy for a high-volume fintech platform with KYC, remittance, and virtual/physical Mastercards. Architected automation frameworks, implemented shift-left gates in CI/CD, reduced post-release defects, improved performance of GraphQL APIs, and scaled a global QA team.

Sr. QA at Concentrix Tigerspike

June 1, 2019 - September 1, 2021

Led QA and automation for web and RESTful services; integrated into Agile ceremonies; reduced defects during UAT by 30%; improved cross-browser/platform coverage and accessibility; implemented efficient defect management.

Sr. SET at Concentrix Tigerspike

March 1, 2018 - May 1, 2019

Native mobile automation using XCTest and Espresso; network call debugging with Charles Proxy; managed testing on real devices and automated release readiness.

Test Automation Engineer at Greentube I.E.S. GmbH

July 1, 2017 - February 1, 2018

Established foundational automation frameworks using C#-Selenium-NUnit-Specflow for UI and C#-HTTPClient-NUnit-Specflow for API testing; enabled cloud execution via Sauce Labs.

QA at ITC Infotech

August 1, 2015 - June 1, 2017

Led automation testing in a large-scale enterprise environment; designed and debugged test scripts with Selenium, TestNG, Jenkins; mentored team; ensured cross-browser and cross-platform reliability.