Clean interfaces
I focus on clear layouts, intuitive interactions and interfaces that make the user's next step obvious.
Frontend Developer | React | Astro | Node.js
Franklin Villanueva, Junior Frontend Developer
I am a frontend developer building responsive, accessible and polished web products. I turn product ideas into clean interfaces, scalable component systems and fast user experiences.
Product-minded UI engineering
Accessible React architecture
Performance-focused Astro builds
API integration and data workflows
Open to frontend roles
Remote-first collaboration Clean UI, real APIs, fast delivery
Available for remote teams
LATAM | Global
Current focus
Building React applications with a focus on clean UI, usability and maintainable code.
Creative direction
I'm a developer who enjoys turning ideas into real products.
I build modern web applications with React, TypeScript and other modern technologies. My focus is creating interfaces that are clean, responsive and useful, while keeping the underlying code maintainable.
Accessible UI
Typed components
API-ready flows
Responsive systems
Interface Studio
Design x Frontend x Product
Reusable components
I build modular components that can be reused, adapted and maintained as the project grows.
Real functionality
My projects connect interfaces with APIs, databases and backend services—not just static designs.
Built to improve
I continuously refine my projects through testing, feedback and better development practices.
Capabilities
Engineering that makes interfaces feel effortless.
I combine thoughtful UI craft with practical frontend architecture: typed components, API-driven data, responsive systems and production performance.
React
Next.js
Astro
JavaScript
TypeScript
Node.js
Express
CSS/SCSS
Tailwindcss
MongoDB
Git
Design and build reusable React interfaces with clean state, component and routing patterns.
Ship fast Astro and SPA experiences with responsive layouts, accessibility and SEO in mind.
Connect products to APIs, authentication, databases and third-party services with reliable UX.
Some of my best personal projects
Selected Projects
Projects
Some of my best personal projects, built with a product-minded approach, focusing on clarity, speed and polish.
Real-time observability dashboard
EdgeMetrics Command Center
A production-style analytics workspace for monitoring API latency, error budgets and deployment health across regions.
Focus
systems thinking, data UX, reliability metrics
Architecture Signals
- P95 latency views
- SLO burn alerts
- Live incident timeline
React TypeScript Node.js WebSockets PostgreSQL
View project brief Applicant tracking system
TalentFlow ATS
A hiring workflow platform for managing candidates, job openings and recruiter pipelines with a clean operational interface.
Focus
product UX, authenticated flows, business workflow design
Architecture Signals
- Candidate pipeline
- Job tracking
- Recruiter dashboard
React TypeScript Tailwind CSS Netlify Authentication
View live project Scalable commerce backend
PulseCart Infrastructure Lab
A backend architecture case study for checkout, inventory and payments with queues, caching and graceful failure handling.
Focus
Recruiter signal: backend fundamentals, distributed flows, API design
Architecture Signals
- Idempotent checkout
- Inventory locks
- Retry-safe webhooks
Node.js Express MongoDB Queues Docker
View project brief Experience
Collaborations
My experience is centered on practical product engineering: clear communication, maintainable frontend decisions and improving software in public.
Hoppscotch
Open Source / Frontend Practice
Open-source collaboration focused on code quality, issue discussion and maintainable frontend changes.
- Shaped improvements through pull requests, review feedback and issue discussion.
- Worked with TypeScript, modern frontend structure and community code standards.
- Practiced production collaboration: small changes, clear communication and careful testing.
React js
Open Source / Frontend Practice
Applied React fundamentals through practical UI work, reusable components and testing-oriented thinking.
- Built reusable UI flows with attention to state, rendering and responsive behavior.
- Improved project structure while keeping components readable and maintainable.
- Used testing habits and code review practices to reduce regression risk.
GitHub Activity
Proof of work, synced from GitHub.
30+Public repos
OpenFollowers
0Stars
0Forks
portfolio
AstroAstro portfolio with polished project sections, live GitHub data and recruiter-focused presentation.
jobTracker
TypeScriptApplicant tracking system for managing candidates, job openings and recruiting pipeline activity.
react-task-application
JavaScriptTask management interface focused on fast CRUD flows, component structure and responsive UX.
Connecting to GitHub...
Contact
Let's build something polished.
If you are hiring for a frontend role, freelance product work or an API connected interface, send the details and I will reply quickly.
For recruiters