Edlyn Villegas

Lead end-to-end development across multiple AI-driven SaaS products, from React/TypeScript frontends through Node.js (NestJS) and Python (FastAPI) backends to deployment and production monitoring Build full-stack features with React on the frontend, paired with NestJS and/or FastAPI services backed by PostgreSQL Implement authentication and authorization patterns using Keycloak and Clerk, including OAuth 2.0 integrations (e.g., Intuit QuickBooks with scoped access), JWT-based auth, and role-based access control

Technical Lead Level 2 / Senior Software Engineer at Triseed Software Inc. (2020-11 – Present)

• Lead end-to-end development across multiple AI-driven SaaS products, from React/TypeScript frontends through Node.js (NestJS) and Python (FastAPI) backends to deployment and production monitoring
• Build full-stack features with React on the frontend, paired with NestJS and/or FastAPI services backed by PostgreSQL
• Implement authentication and authorization patterns using Keycloak and Clerk, including OAuth 2.0 integrations (e.g., Intuit QuickBooks with scoped access), JWT-based auth, and role-based access control
• Build AI-integrated features end-to-end, from LLM API integration and multi-agent orchestration on the backend through the user-facing interfaces that surface insights
• Lead a team of engineers, perform code reviews, collaborate cross-functionally with product, frontend, and DevOps teams, and represent engineering in client-facing demos and feedback sessions
• Technologies: TypeScript, React, Vite, TanStack Router, TanStack Query, Zustand, Tailwind CSS, shadcn/ui, Node.js, NestJS, Python, FastAPI, PostgreSQL, AWS, Cloudflare, DigitalOcean, Terraform, ArgoCD, Docker

Full-stack Web Developer at MNK.Soft Corporation (2019-04 – 2020-11)

• Developed full-stack web applications with a backend focus on Node.js, building and maintaining RESTful APIs for web and mobile clients
• Designed database schemas and implemented data access layers using MySQL and Firebase
• Served as instructor in the company's Codesigner Training Program, mentoring aspiring developers
• Technologies: NodeJS, Express, AngularJS, Angular 8, Firebase, MySQL

Frontend Web Developer Intern at MNK.Soft Corporation (2018-06 – 2018-10)

• Implemented features and user interfaces, converting design prototypes into functional, responsive web applications
• Technologies: AngularJS, MongoDB

Bachelor of Science in Information Technology – Our Lady of Fatima University (2015 – 2019)