Hire the Best AJAX Developers
in Colombia

More than 3,000 reviews on G2
Rating is 4.5 out of 5.
4.5/5
of Upwork by G2 peer reviewers
Cesar Luis R.

Bogota, Colombia

$16/hr
5.0
8 jobs

I’m a results-driven developer with 4+ years of experience creating scalable, secure, and user-focused web applications. I specialize in custom WordPress development and backend platforms using Node.js, Express, and MariaDB. 🔧 Tech Stack Frontend: HTML5, SCSS, JavaScript, TypeScript, Handlebars, jQuery Backend: Node.js, Express, PHP, RESTful APIs, MySQL/MariaDB CMS: WordPress (custom themes/plugins, ACF), Elementor, Spectra Tools: Git, cPanel, Linux, FTP, Postman 🌟 What I Do Best ✅ WordPress Solutions: Custom themes, WooCommerce stores, plugin extensions, upsell flows. ✅ Full-Stack Platforms: Skincare certification app with secure roles, dynamic quizzes, PDF certificates. ✅ UI Implementation: Convert Figma designs into responsive, fast-loading websites. ✅ Maintenance & Recovery: Malware cleanup, performance boosts, site restorations. 🤝 Why Clients Choose Me Clear & timely communication (English & Spanish) Full project documentation Detail-oriented with strong UX awareness Always on time and aligned with your goals Let’s turn your ideas into clean, powerful code — together.

  • Web Application
  • Web Development
  • PHP
  • JavaScript
  • HTML5
  • WordPress
  • Full-Stack Development
  • MariaDB
  • Stripe
  • API Integration
  • TypeScript
  • Git
  • Bootstrap
  • Node.js
  • MongoDB
Jose A.

Montería, Colombia

$75/hr
4.9
67 jobs

TOP RATED PLUS Web Developer with solid experience on JS, PHP, MySQL, HTML/CSS for front-end or back-end. 17 years now! working for individuals and teams from all around the world on projects with modern methodologies for development, management, communication and high quality standards. Proeficient on English verbal or written communication and currently coding with: JS (Alpine and Livewire), PHP (Laravel and Wordpress with Sage), HTML/CSS (Tailwind CSS and Bootstrap).

  • HTML5
  • WordPress
  • JavaScript
  • PHP
  • Vue.js
  • CSS
  • MySQL
  • Laravel
  • Tailwind CSS
  • Database
  • Twitter/X Bootstrap
  • SEO Setup & Configuration
  • Analytics
  • SEO Performance
  • Google Ads
Lennyn M.

Cali, Colombia

$14/hr
5.0
5 jobs

Full-Stack Developer | PHP, Laravel, WordPress, JavaScript, APIs, AWS I am a full-stack developer with over 4 years of experience specializing in modern web development for eCommerce and SaaS businesses. My expertise covers technologies such as PHP, Laravel, JavaScript, jQuery, MySQL, HTML, CSS3, and REST APIs, as well as experience with cloud solutions using AWS (S3, EC2, IVS). I am passionate about building scalable, maintainable applications and delivering high-quality solutions that drive real business value. What I Can Help You With: Laravel & Modern PHP Development: Building robust and scalable backends using Laravel REST API development and third-party integrations Secure authentication, authorization, and user management Custom workflows, dashboards, and reporting in SaaS/eCommerce platforms Writing clean, maintainable, and testable code (TDD/QA best practices) Experience with version control (Git) and collaborative, remote teams WordPress & WooCommerce Expertise: Custom theme and plugin development WooCommerce stores with large product catalogs (25,000+ products) Site redesigns, custom layouts, and premium templates Advanced integrations: Payment gateways, Google Analytics, SEO Optimization Speed optimization, security hardening (SSL), and troubleshooting Frontend & UX: Responsive, professional designs using HTML, CSS3, JS, and frameworks like Bootstrap and Tailwind CSS Interactive features with Vue.js and jQuery Experience with Elementor and other modern page builders Cloud & DevOps: Deployments and scaling on AWS (S3, EC2, IVS) Automated testing, CI/CD pipelines, and performance monitoring

  • WordPress Plugin
  • jQuery
  • MySQL
  • HTML5
  • JavaScript
  • CSS 3
  • Bootstrap
  • Amazon EC2
  • Payment Gateway Integration
  • API
  • WooCommerce
  • Amazon S3
Santiago E.

Medellin, Colombia

$25/hr
4.8
8 jobs

I’m a Senior Full Stack Developer with 15+ years of experience designing and implementing web applications and backend systems. I specialize in PHP (Laravel, Yii, Symfony), RESTful APIs, and database architecture, with a strong focus on performance, scalability, and clean code. I’ve led multiple end-to-end projects — from backend development and deployment to front-end integrations using JavaScript, AJAX, and Bootstrap. I’m also familiar with microservice architecture, CI/CD pipelines, and Agile (Scrum) environments. 💡 What I offer: Backend development in PHP 8+, Laravel, Yii, Symfony API design and integration (REST, third-party, secure auth) Database design and performance optimization (MySQL) Web system refactoring and modernization Collaboration with React / Node.js teams Let’s build reliable, efficient, and scalable systems together.

  • AJAX
  • CSS 3
  • JavaScript
  • PHP
  • HTML
  • MySQL
  • Custom PHP
  • API Integration
  • jQuery
  • Bootstrap
  • Database Design
  • MySQL Programming
  • PHP Script
  • Yii
  • Git

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