I'm James Lee, a Senior Full Stack Developer with 10+ years of experience building scalable web apps, mobile apps, SaaS platforms, and AI-powered automation systems. I specialize in React, Next.js, React Native, Flutter, Node.js, Python, cloud-native architectures, and API integrations. I love solving complex problems, optimizing systems, and collaborating with remote teams to deliver reliable, scalable products. I'm passionate about AI integration and using modern web technologies to improve business operations and user experiences.

James Lee

I'm James Lee, a Senior Full Stack Developer with 10+ years of experience building scalable web apps, mobile apps, SaaS platforms, and AI-powered automation systems. I specialize in React, Next.js, React Native, Flutter, Node.js, Python, cloud-native architectures, and API integrations. I love solving complex problems, optimizing systems, and collaborating with remote teams to deliver reliable, scalable products. I'm passionate about AI integration and using modern web technologies to improve business operations and user experiences.

Available to hire

I’m James Lee, a Senior Full Stack Developer with 10+ years of experience building scalable web apps, mobile apps, SaaS platforms, and AI-powered automation systems.

I specialize in React, Next.js, React Native, Flutter, Node.js, Python, cloud-native architectures, and API integrations. I love solving complex problems, optimizing systems, and collaborating with remote teams to deliver reliable, scalable products. I’m passionate about AI integration and using modern web technologies to improve business operations and user experiences.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Software Engineer at Petual
September 1, 2025 - Present
AI enterprise software startup focused on automating audit, compliance, and SOX testing using agentic AI.
Software Engineer at Reto
July 1, 2021 - August 1, 2025
Built new products from zero to one; led optimization of native code and processes, improving app launch speed by 37%.
Software Engineer at Yelp
January 1, 2021 - July 1, 2021
Increased ad revenue by $500K through optimized ad placements and targeted campaigns. Improved customer satisfaction by 25% through new service protocols and response strategies.
Full Stack Engineer at Yelp
May 1, 2017 - January 1, 2021
Led development of web and mobile features, delivering scalable user experiences and collaborating cross-functionally to improve product quality.
Software Engineer at John Deere
May 1, 2016 - May 1, 2017
Maintained web applications used by buyers and dealers; provided secure RESTful web services with Spring Boot and AngularJS; analyzed product services to reduce server costs by 33% and integrated with Java (Spring, JPA, Maven, JUnit, CI).

Education

Bachelor of Science (B.S.) at University of Illinois at Urbana-Champaign
August 1, 2012 - May 1, 2016
High School Diploma at Lynbrook High School
January 11, 2030 - May 26, 2026

Qualifications

The President's Volunteer Service Award
May 1, 2014 - May 26, 2026

Industry Experience

Software & Internet, Computers & Electronics, Education, Professional Services