Jesus Requena

Full Stack Developer & Team Lead at Freelance

Led frontend teams and delivered 5+ end-to-end projects for enterprise clients including IKEA, Spotify, Repsol, and Iberia. Mentored junior developers, conducted code reviews, and defined architectural standards using hexagonal and screaming architecture. Built cross-platform mobile applications with React Native and server-side rendered web apps with Next.js and Nuxt. Integrated AI-powered agents and LLMs to automate workflows, improving operational efficiency by 30%. Reduced deployment cycles by 40% implementing CI/CD pipelines on Azure and AWS with Docker and GitHub Actions. Managed sprint planning and backlog grooming using Jira, coordinating with cross-functional teams in Agile/Scrum.

Frontend Developer at Avantgarde IT

Developed frontend features for banking platforms serving thousands of daily active users using Vue 3 and TypeScript. Resolved 50+ production bugs and increased test coverage to 85%+ implementing E2E tests with Playwright and Cypress. Championed component-driven development with Storybook, improving team velocity and UI design consistency. Designed responsive interfaces with Figma collaboration, ensuring pixel-perfect implementation and A11y/WCAG 2.1 accessibility compliance.

Full Stack Developer at Freelance

Delivered full stack solutions for AMEX, Booking, AllCruises, and Cambridge, managing 4+ concurrent projects. Built server-side rendered applications with Nuxt and Next.js for SEO-critical platforms, improving organic traffic by 25%. Developed RESTful APIs with NestJS and Laravel, applying SOLID principles and clean architecture patterns. Collaborated across cross-functional teams using Git, Jira, and Agile methodologies.