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I am a senior full-stack developer with 8+ years building and shipping production web and mobile applications end-to-end. I specialize in React/TypeScript front-ends, Supabase/MySQL/MS-SQL and .NET back-ends, Stripe payments, and AI-assisted development. I have a proven track record owning systems solo—from architecture and database design to deployment and ongoing maintenance—across enterprise, startup (CTO), and SaaS environments. I enjoy solving complex problems and delivering scalable, high-quality solutions.…I am a senior full-stack developer with 8+ years building and shipping production web and mobile applications end-to-end. I specialize in React/TypeScript front-ends, Supabase/MySQL/MS-SQL and .NET back-ends, Stripe payments, and AI-assisted development. I have a proven track record owning systems solo—from architecture and database design to deployment and ongoing maintenance—across enterprise, startup (CTO), and SaaS environments. I enjoy solving complex problems and delivering scalable, high-quality solutions.

JIN OH

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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I am a senior full-stack developer with 8+ years building and shipping production web and mobile applications end-to-end. I specialize in React/TypeScript front-ends, Supabase/MySQL/MS-SQL and .NET back-ends, Stripe payments, and AI-assisted development. I have a proven track record owning systems solo—from architecture and database design to deployment and ongoing maintenance—across enterprise, startup (CTO), and SaaS environments. I enjoy solving complex problems and delivering scalable, high-quality solutions.…I am a senior full-stack developer with 8+ years building and shipping production web and mobile applications end-to-end. I specialize in React/TypeScript front-ends, Supabase/MySQL/MS-SQL and .NET back-ends, Stripe payments, and AI-assisted development. I have a proven track record owning systems solo—from architecture and database design to deployment and ongoing maintenance—across enterprise, startup (CTO), and SaaS environments. I enjoy solving complex problems and delivering scalable, high-quality solutions.

Available to hire

I am a senior full-stack developer with 8+ years building and shipping production web and mobile applications end-to-end. I specialize in React/TypeScript front-ends, Supabase/MySQL/MS-SQL and .NET back-ends, Stripe payments, and AI-assisted development.

I have a proven track record owning systems solo—from architecture and database design to deployment and ongoing maintenance—across enterprise, startup (CTO), and SaaS environments. I enjoy solving complex problems and delivering scalable, high-quality solutions.

Skills

Experience Level

Expert

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Expert

Intermediate

Intermediate

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Intermediate

Work Experience

Software Developer, Center of Excellence at Mircom Group of Companies

February 1, 2018 - Present

Architect and build internal and customer-facing applications across the enterprise, owning solutions from architecture and database design through deployment and ongoing maintenance. Built an Engineers Timesheet application used by 50+ engineers across 2 offices, including AI-powered summary and report-generation features. Architected an ESD gateway API in C# integrating Wibukey physical USB security keys via DLL, enabling the technician portal to read and write hardware key data directly. Architected the Mircom corporate website with multi-level access control, online training modules, dynamic forms, and an integrated booking system; built a companion technician admin portal in .NET 6 and EF Core. Migrated 300,000+ metadata records from Joomla to WordPress with zero downtime via a custom TypeScript data-transform script. Designed and built an eCommerce platform integrated with Microsoft Dynamics AX ERP using PHP and XML. Recovered 50+ lost MS-SQL stored procedures after a ransomware

CTO & Lead Developer at REOCA

January 1, 2024 - Present

Technical cofounder leading all architecture, database design, and full-stack development for a real-estate marketplace. Built the web platform in React + Vite, the REST API in PHP, and the native mobile app in Flutter — sole developer across the entire stack. Owns App Store / Play Store deployment, releases, and ongoing maintenance.

Founder & Full-Stack Developer at Eatro

January 1, 2025 - Present

F&B Operating System SaaS for restaurants. Designed and built a multi-service restaurant operating system on a multi-tenant Supabase architecture with Stripe Connect payments and real-time order notifications. Processed 5,000+ orders to date across live restaurant operations.