Hey! I'm Efren Castro,

a 25 year-old cyber janitor currently residing in Denver, Colorado.

I am currently seeking new job opportunities as a software engineer.

Web Development

  • Technologies

    • Typescript
    • Javascript
    • HTML5
    • CSS / SASS
    • WebGL (wip)
    • Web Assembly
  • Frameworks

    • React
    • GatsbyJS
    • Next.js
    • jQuery
    • Vue.js
    • AngularJS

Programming Interfaces

  • Node.js

    • Express
    • Fastify
    • Koa
    • NestJS
  • Design Patterns

    • REST / CRUD
    • GraphQL
    • User Authentication
    • Session Management
  • Database

    • PostgreSQL
    • MySQL
    • MongoDB
  • Extra

    • Rust - Actix Web (The Server)
    • Golang - http
    • Python - Flask

DevOps

  • Deployment

    • CI/CD
    • TCP/IP Fundamentals
    • Network Protocols
    • Redis
    • Security
  • Infrastructure

    • NGINX
    • Apache
    • Amazon AWS
    • Microsoft Azure
  • IaC Skills

    • Docker
    • Ansible
    • Jenkins
    • Kubernetes
    • Vagrant
  • Tools

    • Git
    • Zabbix
    • Jenkins
    • Travis CI
    • Elk

Programming

  • Languages / Scripting

    • Rust (The Game)
    • I'm not affiliated with the rust foundation, any references to rust, the rust language or ferris the crab have not been approved by the foundation
    • Python
    • Golang
    • C
    • Shell Scripts
    • Markdown
    • Lua
    • C++
    • LaTeX
    • Java
    • Mobile Development

Linux

  • Init Systems

    • Systemd
    • OpenRC
    • Runit
  • Terminal

    • Vim / Neovim
    • Text Manipulation Tools
    • Package Management
  • Distributions

    • Debian
    • Fedora
    • Gentoo
    • Arch
  • Extra

    • IPC
    • User Management
    • OSS
    • Filesystems
  • Harvard_University_Logo
    Harvard University
    Computer Science Certification
  • DENVER_UNIVERSITY_LOGO
    University of Denver
    Full Stack Web Development
  • CU_BOULDER_LOGO
    University of Colorado Boulder
    Studies in Computer Science
  • CC_AURORA_LOGO
    Community College of Aurora
    General Studies

:)

amazingefren