name: Wilfredo Rujel
location: Lima, Peru
company: SAP
role: Senior Software Engineer
interests:
- Building scalable web applications
- Competitive programming & algorithms
- Open source contributions
currently:
- Writing technical blog posts at wrujel.com/blog
- Building developer tools & side projects
| Project | Description | Stars | Forks | Language |
|---|---|---|---|---|
| airbnb-clone | Airbnb app clone with Next.js 13, that allows you to sear... | ⭐ 26 | 🍴 12 |  |
| portfolio-web-template | This a project to create a web portfolio using Next.js 1... | ⭐ 4 | 🍴 0 | |
| tesla-landing | Tesla landing with Astro and Tailwind, fully responsive d... | ⭐ 3 | 🍴 0 |  |
| netflix-clone | App inspired by Netflix, built with Next.js, Typescript, ... | ⭐ 2 | 🍴 0 | |
| django-crud-react | This project is a simple REST API with Django and React. | ⭐ 2 | 🍴 0 |  |
| tetris-javascript | A modern implementation of the classic Tetris game, built... | ⭐ 1 | 🍴 1 |  |
- React Server Actions: Patterns, Pitfalls, and Production Use — Apr 1, 2026 ·
frontend - Finite State Machines for Complex UI Logic in TypeScript — Mar 30, 2026 ·
frontend - Worker Threads in Node.js: Offloading CPU-Bound Work Without Blocking — Mar 30, 2026 ·
backend - Error Handling in TypeScript: Patterns That Scale — Mar 28, 2026 ·
engineering - Testing Strategies for Modern Web Apps: What Actually Works — Mar 27, 2026 ·
engineering
3885 problems solved | 6 languages | 72 topics | 57% avg acceptance
| Difficulty | Solved | Progress |
|---|---|---|
| 🟢 Easy | 936/936 | ████████████████████ 100.0% |
| 🟡 Medium | 2030/2030 | ████████████████████ 100.0% |
| 🔴 Hard | 919/919 | ████████████████████ 100.0% |
| Language | Problems | Share |
|---|---|---|
| 🦀 Rust | 3420 | 88% |
| 🐼 Pandas | 235 | 6% |
| 🗃️ Sql | 103 | 3% |
| 🔷 Typescript | 67 | 2% |
| ⚡ Cpp | 56 | 1% |
