Personal details
Yosvel Q.
Technical skills
About
Full-Stack Engineer with 15+ years of experience building scalable SaaS applications using TypeScript, Node.js (NestJS, Hono, Express), and modern frontend frameworks including React, Angular, and Vue. Skilled in developing performant, secure systems across the stack, with deep knowledge of REST, GraphQL, and CI/CD pipelines. Experienced in integrating AI Agents using LangChain and LangGraph to power intelligent automation. Delivers production-ready solutions in agile, cloud-native environments.
Skills
- Languages & Tools: TypeScript, JavaScript (ES6+), HTML5, CSS3, SCSS
- AI / Automation: AI Agents, LangChain, LangGraph
- Frontend: Next.js, React (Redux, Zustand), Angular (NgRx, RxJS), Vue (Pinia), Nuxt.js, Tailwind CSS, Shadcn/UI
- Backend & APIs: Node.js (NestJS, Hono, Express), GraphQL, REST, TypeORM, Drizzle ORM, Mongoose
- Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis
- Cloud & DevOps: AWS, Google Cloud, Azure, Docker, CI/CD (GitHub Actions, CircleCI)
- Testing: Jest, Mocha, Cypress, Playwright
Work Experience
- Architected a scalable, multi-tenant web platform using TypeScript, Next.js, NestJS, and MongoDB, supporting high concurrent user loads. - Optimized frontend performance with Zustand in Next.js, eliminating loading states for a near-instantaneous user experience. - Developed AI-driven features using LangChain and LangGraph, enabling intelligent data processing and automation for user workflows. - Engineered a high-performance GraphQL API, reducing data fetching latency by 40% with rate limiting and caching. - Led agile sprints to deliver key milestones on time, fostering a culture of continuous improvement.