Hi, I'm Mitchell McQueen, a full-stack Flutter developer with a solid QA background. I've successfully designed, built, and deployed numerous high-quality mobile applications for both iOS and Android platforms. I thrive on integrating front-end UI with backend services, managing state efficiently, and optimizing app performance to ensure scalability and reliability. I bring a QA mindset to development, focusing on creating robust automated test suites and validating APIs to ensure end-to-end product quality. I enjoy collaborating in agile teams and have contributed to mission-critical releases, especially in regulated industries like healthcare and immigration.

Mitchell McQueen

Hi, I'm Mitchell McQueen, a full-stack Flutter developer with a solid QA background. I've successfully designed, built, and deployed numerous high-quality mobile applications for both iOS and Android platforms. I thrive on integrating front-end UI with backend services, managing state efficiently, and optimizing app performance to ensure scalability and reliability. I bring a QA mindset to development, focusing on creating robust automated test suites and validating APIs to ensure end-to-end product quality. I enjoy collaborating in agile teams and have contributed to mission-critical releases, especially in regulated industries like healthcare and immigration.

Available to hire

Hi, I’m Mitchell McQueen, a full-stack Flutter developer with a solid QA background. I’ve successfully designed, built, and deployed numerous high-quality mobile applications for both iOS and Android platforms. I thrive on integrating front-end UI with backend services, managing state efficiently, and optimizing app performance to ensure scalability and reliability.

I bring a QA mindset to development, focusing on creating robust automated test suites and validating APIs to ensure end-to-end product quality. I enjoy collaborating in agile teams and have contributed to mission-critical releases, especially in regulated industries like healthcare and immigration.

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Experience Level

Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Javanese
Intermediate

Work Experience

Software Test Engineer at NinjaTrader
December 31, 2025 - July 25, 2025
Designed and maintained automated regression suites for Flutter apps using WebdriverIO and TypeScript. Built scalable end-to-end test automation for mobile platforms, ensuring responsive UI and cross-platform consistency. Developed performance testing procedures and robust logging systems. Collaborated with PMs and developers to identify, log, and triage bugs, contributing to quality releases.
Full Stack Developer at Softbir Inc.
December 31, 2024 - July 25, 2025
Led end-to-end development and testing for 4 production-grade mobile apps using Flutter and React; apps are currently live on iOS and Android platforms. Independently managed full development lifecycle including QA testing, bug fixing, and database validation. Developed apps in healthcare and immigration domains, including device integrations with smart watches and medical scales. Partnered with stakeholders to define product requirements and deliver tailored technical solutions. Developed HIPAA-compliant healthcare and immigration apps with real-time device integrations.

Education

Bachelor of Science at Indiana University
January 1, 2016 - December 31, 2020

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Healthcare, Professional Services