About Me

I'm a senior developer with a focus on backend development. My expertise used to be PHP, although I'm also starting to enjoy doing things with TypeScript and I'm now working full-time with Rust. I live in Gran Canaria (Spain) and work remotely.

• GitHub Résumé: https://resume.github.io/?josecelano
• Manfred Profile: https://mnf.red/josecelano

Career highlights

• I'm currently working as a developer on open-source projects, for example: BitTorrent Tracker in Rust.

• From 2016 to 2021 I was working in HYVE as manager and developer. HYVE is a 20-year innovation company located in Munich.

• For a couple of years (2014-2016) I was very involved in Bitcoin projects.

  • PHP wrapper for BlockCypher API
  • Sample Bitcoin wallet in PHP
  • Sample React wallet
  • Bitcoin book reviewer

• I founded a company called iQ Ingenieros together with Emilio Medina. We were building desktop apps with C# and web apps with C# and PHP for 10 years.

• I started working professionally in a gaming company working on a game called Free Wheel (https://www.imdb.com/title/tt1893240/). It was an isometric driving strategy game taking place in a future world inhabited by zombies.

• In 2003 I used a PHP framework called PHP.MVC. It was a port to PHP from the popular Java framework Apache Struts(https://struts.apache.org/). More info about that project (Spanish)

Things I am interested in

• Rust language:

  • BitTorrent Tracker in Rust.

• DDD

  • Symfony DDD sample
  • Laravel DDD sample
  • DDD aggregates experiment using nodejs and zombies

• Fractals

  • Applying "Period Checking" to Mandelbrot set using arbitrary precision. Hosted using K8S on Digital Ocean. The basic library is written in C. Backend with Python and frontend with VUE.
  • Colorized Mandelbrot Orbits. In Rust.

• PHP experiments

  • Arbitrary precision package for complex number in PHP
  • SQL Server console client for Linux in PHP
  • Object literals package for PHP

• Rust experiments:

  • Game of life kata
  • Cargo Pretty Test

• TypeScript experiments:

  • Implement a concurrency lock only with GIT

• Conferences

  • I usually attend Socrates Canaries conference. A Socrates open space conference.

Articles

• Partially verified commits on GitHub
• How to sign commits using the GitPython package
• Import a GPG key using Python
• How to create a single commit with multiple files using GitHub API
• Sign automatic commits in GitHub Actions
• Generating a macOS distributable
• How to deploy Svelte apps to GitHub Pages using GitHub Actions
• DVC: Add Microsoft Azure Blob Storage as remote storage
• DDD aggregates without persistence
• Detecting periodic orbits in the Mandelbrot Set
• MVC pattern (Spanish)
• The Enigmatic Torrent "Source" Field
• Don’t DELETE ON CASCADE
• Containerizing Rust Applications

Tech Guides

• Secure Git Guide
• Testing in Rust
  • Custom mocks in Rust
  • Testing APIs in Rust
  • Static vs Dynamic mocks in Rust

Social networks

• Twitter
• LinkedIn
• Gran Canaria Developers Community
• YouTube - Developer Playlist
• YoutTube- Engineer Manager Playlist