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German P.
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German P.

Full Stack PHP Developer | Laravel, CodeIgniter Expert | API & Backend

🔥 I am a Senior Full Stack Developer and Web Developer specializing in PHP-based backend systems, scalable web development, high-performance web applications, and database architecture. I build secure, optimized, and production-ready solutions with strong expertise in backend engineering, API development, AI integration, frontend systems, and full stack product delivery. ✔ I have extensive experience working with PHP, Laravel, Phalcon, CodeIgniter, Zend, Yii, MySQL (as well as MS SQL and Oracle), along with modern frontend technologies including Vue.js, JavaScript, jQuery, AJAX, HTML/CSS, and responsive UI development. I design and develop scalable backend systems, REST APIs, SaaS platforms, and business-critical web applications with a strong focus on clean architecture, performance optimization, and reliable database design. 🔧 As a Full Stack Developer, Vue.js Developer, and Web Developer, I build responsive frontend dashboards, admin panels, data-driven interfaces, and scalable frontend-backend integrations that deliver complete end-to-end web development solutions. I specialize in building stable and scalable systems with optimized queries, efficient data handling, and maintainable architecture. ✔ I have strong experience in database design, SQL optimization, and working with large-scale relational databases to ensure performance, consistency, and scalability. ✔ I also integrate AI-powered solutions into applications, including OpenAI-based features, automation workflows, AI assistants, and intelligent backend systems that improve business processes and user experience. ⚙️ Additionally, I have experience with payment system integrations such as PayPal and Authorize.Net, ensuring secure and reliable transaction processing for SaaS platforms, e-commerce systems, and custom web development projects. Beyond PHP development, I also work with Python for backend automation and AI-related tasks, WordPress for CMS and website development solutions, and Android development for mobile applications. This allows me to support multi-platform and cross-technology solutions. ✔ I also handle Linux server administration, deployment, and environment configuration, ensuring stable and production-ready hosting infrastructures. 💡 Core Skills & Keywords Full Stack Developer, Web Developer, Web Development, PHP Developer, Laravel Developer, Vue.js Developer, CodeIgniter Developer, Phalcon Developer, MySQL Expert, Database Architecture, SQL Optimization, Backend Developer, Frontend Developer, API Development, AI Integration, OpenAI, Web Application Development, Payment Integration, PayPal, AuthorizeNet, JavaScript, jQuery, Python Developer, WordPress Developer, Android Developer, Linux Server Administration, Data Management, Scalable Systems 🚀 Let’s build a scalable, secure, and high-performance application for your business! Click “Invite” or “Hire” to discuss your project and start working together.

🇺🇦Zaporizhzhya, Ukraine$25/hr100% JSS4.99 (34)Since Aug 2010

Earnings and projects

MRR
$2.2k

Last 6 months ÷ 6

World#20,399 / 412k
🇺🇦Country#1,157 / 14.3k
Revenue, last 30 days
$2.9k

Last 6 months: $13k

World#13,165 / 412k
🇺🇦Country#791 / 14.3k
Total earnings
$598k

Billed in all: $623k

World#1,886 / 412k
🇺🇦Country#161 / 14.3k
Per project
$16k

$4.3k in the last 6 months

World#8,314 / 412k
🇺🇦Country#651 / 14.3k
Projects, last 6 months
3
0% fixed100% hourly
World#66,479 / 412k
🇺🇦Country#2,681 / 14.3k
Projects in all
37

Across 44 contracts

0% fixed100% hourly
World#81,187 / 412k
🇺🇦Country#3,588 / 14.3k

Earnings, last 30 days

$623k+$2.9k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$620k$622k$624kOct 8Oct 23Nov 7

Skill rankings: Top 3% in CodeIgniter

Ranked by MRR among everyone on Upwork with the skill.

  1. #12Laminas190 freelancers · 🇺🇦 #4Top 6%
  2. #13Database Modeling156 freelancers · 🇺🇦 #1Top 8%
  3. #28Database Programming363 freelancers · 🇺🇦 #4Top 8%
  4. #56Database Administration797 freelancers · 🇺🇦 #2Top 7%
  5. #108Database Management1,655 freelancers · 🇺🇦 #5Top 7%
  6. #119CodeIgniter3,448 freelancers · 🇺🇦 #13Top 3%
  7. #147Database Design2,161 freelancers · 🇺🇦 #6Top 7%
  8. #278AI Implementation2,382 freelancers · 🇺🇦 #18Top 12%