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srdyw/README.md

Hi, I'm Dayniel Martรญnez

Typing SVG

Portfolio LinkedIn Gmail


๐Ÿง‘โ€๐Ÿ’ป About Me

  • ๐Ÿš€ Fullstack Developer with 5+ years of experience building web apps and video games
  • ๐ŸŽฎ Game dev enthusiast, especially with Unity & C#
  • ๐ŸŒ Based in La Habana, Cuba
  • ๐Ÿค– Using AI as a force multiplier โ€” not as a crutch
  • ๐Ÿ’ผ Open to new job opportunities โ€” let's build something great!
  • โœ‰๏ธ Reach me at mdayniel642@gmail.com
  • ๐ŸŒ Check out my portfolio: dayniel-martinez.vercel.app


๐Ÿค– AI-Powered Development โ€” Done Right

AI quote

I leverage AI tools like ChatGPT, Claude, and OpenCode to deliver results at a completely different level โ€” but the thinking is always mine.

Here's how I actually use AI:

  • ๐Ÿง  I lead, AI assists โ€” I define the architecture, the logic, the decisions. AI accelerates execution, not replaces judgment.
  • ๐Ÿ” Critical review always โ€” I never blindly paste AI output. I read it, understand it, challenge it, and adapt it to the real context of the project.
  • โšก 200% productivity โ€” combining my technical knowledge with AI tools lets me ship faster, debug smarter, and explore more solutions in less time.
  • ๐Ÿงช Learning amplifier โ€” I use AI to go deeper into topics, not to skip understanding them.

"A hammer doesn't build a house โ€” the person holding it does. AI is my hammer."


๐Ÿ› ๏ธ Tech Stack & Skills

๐ŸŒ Frontend

HTML5 CSS3 JavaScript TypeScript React Next.js Astro Tailwind CSS

โš™๏ธ Backend

Node.js .NET Blazor REST APIs

๐Ÿ—„๏ธ Databases

PostgreSQL MongoDB Prisma

๐ŸŽฎ Game Development

Unity C#

๐Ÿค– AI Tools

Claude ChatGPT Prompt Engineering

๐Ÿงฐ Tools & Platforms

Git GitHub VS Code


๐Ÿš€ Featured Projects

Project Description Stack Links
QuickChat Real-time chat with private rooms, auth & push notifications Next.js ยท Pusher ยท TypeScript Demo ยท Code
KANVAX Full Kanban board built in just 3 days with auth, drag & drop & logs Blazor ยท MudBlazor ยท .NET ยท C# Code
TechStore E-commerce with catalog, search, filters, cart & Fluent Design Next.js 15 ยท TypeScript ยท Tailwind v4 ยท Zustand Demo
GDCuba-Rank Geometry Dash Cuba community rankings with accounts & leaderboards Next.js 15 ยท TypeScript ยท PostgreSQL ยท Redis Demo ยท Code
Raiza 2D Metroidvania platformer inspired by Hollow Knight & Celeste Unity ยท C# โ€”
Cosxs Couples mobile app with mood diary, shared calendar, tasks & real-time chat Unity 6 ยท C# ยท Mobile ยท URP โ€”

View All Projects


๐Ÿ“Š GitHub Stats

GitHub Streak

Activity Graph


๐Ÿค Let's Connect!

Portfolio ย  LinkedIn ย  Gmail

โœจ Let's create something amazing together!

Pinned Loading

  1. TodoApp2OpenCode TodoApp2OpenCode Public

    Kanvax is a sleek, responsive Kanban board application designed for personal task management. Built with .NET 9, Blazor, and MudBlazor, it offers a smooth drag-and-drop experience with instant UI fโ€ฆ

    HTML 4 2

  2. pattern-craft pattern-craft Public

    Where design patterns meet Next.js - An open-source playground for mastering software architecture through practical examples and real-world applications.

    TypeScript 1

  3. todo-calendar todo-calendar Public

    Vue