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Hi, I'm Andrew Lee, a Senior App Developer with over 10 years of experience creating scalable SaaS products and AI-powered automation tools. I specialize in using cutting-edge technologies like GPT-4, React, and Node.js to build dashboards, admin portals, and subscription billing systems. I pride myself on delivering high-quality MVPs from design through deployment, especially helping non-technical founders bring their ideas to life. I enjoy working closely with stakeholders in Agile environments to iterate based on real user feedback. Whether it's integrating Stripe payments or automating PDF generation, I focus on creating secure, efficient, and user-friendly solutions that make a real impact.…Hi, I'm Andrew Lee, a Senior App Developer with over 10 years of experience creating scalable SaaS products and AI-powered automation tools. I specialize in using cutting-edge technologies like GPT-4, React, and Node.js to build dashboards, admin portals, and subscription billing systems. I pride myself on delivering high-quality MVPs from design through deployment, especially helping non-technical founders bring their ideas to life. I enjoy working closely with stakeholders in Agile environments to iterate based on real user feedback. Whether it's integrating Stripe payments or automating PDF generation, I focus on creating secure, efficient, and user-friendly solutions that make a real impact.

Andrew Lee

App Developer, Developer, Full Stack Developer, +3

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Hi, I'm Andrew Lee, a Senior App Developer with over 10 years of experience creating scalable SaaS products and AI-powered automation tools. I specialize in using cutting-edge technologies like GPT-4, React, and Node.js to build dashboards, admin portals, and subscription billing systems. I pride myself on delivering high-quality MVPs from design through deployment, especially helping non-technical founders bring their ideas to life. I enjoy working closely with stakeholders in Agile environments to iterate based on real user feedback. Whether it's integrating Stripe payments or automating PDF generation, I focus on creating secure, efficient, and user-friendly solutions that make a real impact.…Hi, I'm Andrew Lee, a Senior App Developer with over 10 years of experience creating scalable SaaS products and AI-powered automation tools. I specialize in using cutting-edge technologies like GPT-4, React, and Node.js to build dashboards, admin portals, and subscription billing systems. I pride myself on delivering high-quality MVPs from design through deployment, especially helping non-technical founders bring their ideas to life. I enjoy working closely with stakeholders in Agile environments to iterate based on real user feedback. Whether it's integrating Stripe payments or automating PDF generation, I focus on creating secure, efficient, and user-friendly solutions that make a real impact.

Available to hire

Hi, I’m Andrew Lee, a Senior App Developer with over 10 years of experience creating scalable SaaS products and AI-powered automation tools. I specialize in using cutting-edge technologies like GPT-4, React, and Node.js to build dashboards, admin portals, and subscription billing systems. I pride myself on delivering high-quality MVPs from design through deployment, especially helping non-technical founders bring their ideas to life.

I enjoy working closely with stakeholders in Agile environments to iterate based on real user feedback. Whether it’s integrating Stripe payments or automating PDF generation, I focus on creating secure, efficient, and user-friendly solutions that make a real impact.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior App Developer at Mochi Health

November 1, 2022 - April 30, 2025

Built SaaS modules using GPT-4 for AI proposal generation and PDF automation with Puppeteer. Designed dashboard UI with React and Tailwind, improving user experience and engagement metrics. Implemented Stripe billing and subscription workflows with secure access controls using Firebase Auth. Integrated MongoDB and Firebase to manage dynamic content templates and user roles efficiently. Managed MVP delivery for non-technical founders and led iterations based on early user feedback. Built admin panel to manage templates, permissions, and audit logs with clean UX and modular backend. Configured CI/CD pipelines via GitHub Actions and Docker, improving deployment efficiency by 45%. Wrote automated tests for PDF document logic and dashboard flows using Jest and Cypress. Collaborated directly with stakeholders to map features from concept to production MVP.

Senior App Developer at Carta Worldwide

May 1, 2018 - October 31, 2022

Developed contract and payment engines integrating third-party APIs and compliance frameworks. Architected backend microservices in Node.js for financial data processing and API integrations. Maintained secure authentication and user roles using OAuth2 and JWT standards. Implemented admin dashboard features using React and GraphQL to monitor system performance. Built real-time PDF generation services with dynamic data templates and audit logging. Led CI/CD transition from Jenkins to GitHub Actions and Docker for containerized deployments. Maintained system stability through automated testing, versioning, and rollout planning. Collaborated across teams to deliver regulated platform upgrades in Agile sprints.

Senior App Developer at Mobcoder

January 1, 2014 - March 31, 2018

Created user-facing features and contract templates using React, JavaScript, and SCSS. Built subscription-based billing systems with Stripe APIs and multi-tenant access control. Designed modular PDF templates and generation logic using server-side rendering techniques. Maintained backend systems in Node.js and integrated logging/monitoring with cloud services. Worked in Agile teams with JIRA, Git, and peer reviews to ensure delivery quality. Enabled OAuth-based SSO for client portals to simplify authentication across tools. Developed reusable React components to enhance maintainability and speed up frontend cycles.

App Developer Intern at Mobcoder

July 1, 2013 - December 31, 2013

Assisted in developing React frontend interfaces and debugging layout issues across devices. Worked with senior developers on building APIs for user profiles and authentication. Implemented basic JWT-based auth flows and integrated Firebase for data storage. Contributed to internal testing by writing test cases and fixing UI bugs during QA. Learned Agile workflows and collaborated on MVP build for client project.

Senior App Developer at Mochi Health

November 1, 2022 - April 30, 2025

Built SaaS modules using GPT-4 for AI proposal generation and PDF automation with Puppeteer. Designed dashboard UI with React and Tailwind to improve user experience and engagement. Implemented Stripe billing and subscription workflows with secure Firebase Auth access controls. Integrated MongoDB and Firebase to efficiently manage dynamic content templates and user roles. Managed MVP delivery for non-technical founders and led iterations based on early user feedback. Built an admin panel for template, permission, and audit log management with modular backend. Configured CI/CD pipelines using GitHub Actions and Docker, boosting deployment efficiency by 45%. Wrote automated tests for PDF document logic and dashboard flows using Jest and Cypress. Collaborated closely with stakeholders to map features from concept to production MVP.

Senior App Developer at Carta Worldwide

May 1, 2018 - October 31, 2022

Developed contract and payment engines integrating third-party APIs and compliance frameworks. Architected backend microservices in Node.js for processing financial data and API integrations. Maintained secure authentication and user roles using OAuth2 and JWT standards. Implemented admin dashboard features with React and GraphQL to monitor system performance. Built real-time PDF generation services with dynamic data templates and audit logging. Led CI/CD transition from Jenkins to GitHub Actions and Docker for containerized deployments. Ensured system stability through automated testing, version control, and rollout planning. Collaborated cross-functionally to deliver regulated platform upgrades within Agile sprints.

Senior App Developer at Mobcoder

January 1, 2014 - March 31, 2018

Created user-facing features and contract templates using React, JavaScript, and SCSS. Built subscription-based billing systems with Stripe APIs and multi-tenant access control. Designed modular PDF templates and generation using server-side rendering. Maintained backend Node.js systems including cloud logging and monitoring integrations. Worked within Agile teams using JIRA, Git, and peer reviews to ensure quality delivery. Enabled OAuth-based SSO for client portals to simplify cross-tool authentication. Developed reusable React components to enhance maintainability and speed frontend development cycles.

App Developer Intern at Mobcoder

July 1, 2013 - December 31, 2013

Assisted in React frontend interface development and debugging layout issues across devices. Collaborated with senior developers on building user profile and authentication APIs. Implemented basic JWT-based authentication flows and integrated Firebase for data storage. Contributed to internal testing by writing test cases and fixing UI bugs during QA. Learned Agile workflows and participated in MVP builds for client projects.