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Kelvin de Reus

🧑‍💻 Full Stack NextJS Developer 🧑‍💻

@ Upwork

Hi! I'm Kelvin, a Full Stack Next.js developer who builds fast, modern, and high-performance web applications. I work with React, Next.js, TailwindCSS, SQL, and APIs to create responsive interfaces, clean architectures, and reliable features. Whether you need new functionality, a full app, or quick help fixing issues, I deliver efficient solutions with clear communication.

Full Stack Projects

Orbit

A comprehensive dashboard for managing and configuring the multi-server Discord bot.

Architecture

  • Frontend: React (Next.js) with TailwindCSS.
  • Backend: Next.js 15.5.6.
  • Database: MariaDB with Redis and ClickHouse.
  • Other: Dockerized with automated continuous deployment (CD).

Achievements

  • Designed, developed, and deployed the full-stack application independently.
  • Implemented Redis caching to minimize database reads and prevent hitting Discord API rate limits.
  • Enhanced API security with session-based authentication and rate limiting.
Orbit Screenshot

KlikCV

A completely free and privacy-focused CV generator for everyone.

Architecture

  • Frontend: React (Next.js) with TailwindCSS.
  • Backend: Next.js 15.5.5.
  • Database: Stateless (DB-less).
  • Other: Dockerized with automated continuous deployment (CD).

Achievements

  • Built and deployed the entire platform from scratch.
  • Implemented dynamic PDF generation with customizable templates.
  • Optimized for SEO, accessibility, and fast load times through static generation.
KlikCV Screenshot

Kiyomi

A flight tracking and member management platform for an local RC club.

Architecture

  • Frontend: Bootstrap with Laravel Livewire.
  • Backend: Laravel 11.9.
  • Database: MariaDB with Redis.
  • Other: Dockerized with continuous deployment (CD).

Achievements

  • Processed and reported over 1,500 flights from 50+ users.
  • Leveraged Laravel queues to handle PDF generation asynchronously.
  • Optimized the user interface for accessibility and ease of use by senior members.
Kiyomi Screenshot

Communities

RC Garage

RC Garage

The ultimate Discord server for all Dutch RC enthusiasts. Whether you fly RC planes, glide with drones, race RC cars, or sail RC boats, you'll find your place here!

Join
De Compiler

De Compiler

Whether you're just starting to code or an experienced developer, you'll find help, inspiration, and friendly tech chat here. Share your projects, ask questions, and meet other coders.

Join
AllDayTechAndGaming

AllDayTechAndGaming

We're a socially focused tech & gaming community, whether you want to game, chat about hardware, share tips, or just relax. You're always welcome!

Join

Contact Me