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I'm Mihai Serdean, a Senior QA Engineer with 20 years of experience shaping software quality for clients across the US, UK, Germany, the Netherlands, and the UAE. I specialize in building robust test automation frameworks and infusing AI into testing workflows, using tools like GitHub Copilot and Claude Code to accelerate test generation, debug complex failures, and optimize CI/CD pipelines.…

Mihai Serdean

QA Engineer, AI Engineer, Full Stack Developer, +4

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I'm Mihai Serdean, a Senior QA Engineer with 20 years of experience shaping software quality for clients across the US, UK, Germany, the Netherlands, and the UAE. I specialize in building robust test automation frameworks and infusing AI into testing workflows, using tools like GitHub Copilot and Claude Code to accelerate test generation, debug complex failures, and optimize CI/CD pipelines.…

Available to hire

I’m Mihai Serdean, a Senior QA Engineer with 20 years of experience shaping software quality for clients across the US, UK, Germany, the Netherlands, and the UAE. I specialize in building robust test automation frameworks and infusing AI into testing workflows, using tools like GitHub Copilot and Claude Code to accelerate test generation, debug complex failures, and optimize CI/CD pipelines.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Romanian, Moldavian, Moldovan

Fluent

Work Experience

Senior QA Engineer at Toptal

March 1, 2023 - Present

Senior QA Engineer delivering software QA for B2B projects on the Toptal platform; built AI-assisted automated test frameworks using Playwright and CI/CD pipelines; pioneered AI-assisted performance tests with K6.

Senior QA Engineer at Freelancer

April 1, 2022 - Present

Freelance QA Engineer focusing on AI-accelerated test automation and performance testing; prototyped AI-assisted test generation with Claude Code and Copilot; used Playwright's Test extension and k6 for rapid test development.

Director of Quality Assurance at Confidential

July 1, 2015 - April 1, 2022

Led QA department (~50 people); defined QA strategy and processes; implemented test strategy; managed cross-functional teams; improved reporting; aligned QA with product development and delivery.

QA Test Manager at Evozon

November 1, 2011 - July 1, 2015

Managed QA testing across multiple projects; built and maintained automated test frameworks; defined testing strategy; improved quality and delivery through process enhancements.

Performance Test Lead, Performance Tester, Performance Analyst, Team Lead at Nokia

January 1, 2011 - November 1, 2011

Led performance testing activities; developed and executed performance testing strategies; trained team members; contributed to automation and performance tuning.

Software Engineer - Performance Testing at Nokia

January 1, 2010 - January 1, 2011

Performed functional, load and stress testing; contributed to performance improvements and test automation.

System Administrator and Developer at SimpliQ

February 1, 2006 - January 1, 2010

System administration in a data center; hosting and web hosting operations; software development; involved in abuse issue resolution and infrastructure support.

Performance Test Lead at Nokia

January 1, 2011 - November 1, 2011

Led performance testing, analysis, and optimization; mentored team; introduced performance testing strategies; worked on improving software performance and scalability.