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Andrey K.
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Andrey K.

Senior Full-Stack PHP | Laravel, Symfony, Vue/React | AI-Assisted

Web development is what I genuinely enjoy, and I’ve been doing it professionally for more than 12 years. I’m a Senior Full-Stack PHP Developer specializing in Laravel, Symfony, Vue.js, React, APIs, and complex business applications. I help companies build reliable, scalable, and maintainable products - from backend architecture and integrations to user-facing functionality. I care about clean architecture, code quality, clear communication, and predictable delivery. My goal is not just to make something work, but to build solutions that are easy to maintain, extend, and support long term. I also use modern AI tools as part of my development workflow to speed up research, implementation, debugging, testing, documentation, and code analysis - while keeping all architectural decisions and final code quality under expert control. What I work with most often: - Custom web applications and business systems - Full-stack PHP development - RESTful APIs and third-party integrations - E-commerce platforms and payment integrations - SaaS and internal business tools - Existing project improvement, refactoring, and optimization - Long-term projects with ongoing development and support Core technologies and expertise: ✓ PHP — OOP, Design Patterns, TDD, REST APIs ✓ Laravel — Nova, Filament ✓ Symfony ✓ Vue.js / React / TypeScript ✓ JavaScript — Highcharts, Three.js, Maps, Cloud integrations ✓ MySQL / PostgreSQL ✓ HTML5 / CSS3 — Bootstrap, SCSS, Tailwind ✓ AI-assisted development — GPT, Claude, Gemini, OpenAI APIs, Local LLMs Integrations and platforms: 🔗 Payment systems: Stripe, Worldpay, PayPal 🔗 APIs: Google, OpenAI, Instagram, eBay, and other third-party services 🔗 E-commerce: Google Shopping, Amazon, eBay 🔗 Cloud and external service integrations How I work: - Full software development lifecycle experience - Clear communication and regular progress updates - Transparent estimates and task breakdown - Strong focus on architecture and maintainability - AI-assisted workflow for faster research, development, testing, and debugging - No quick hacks — I build solutions designed for long-term use I’m available for both new projects and long-term engagements. I’m also happy to start with a small paid test task so you can evaluate my approach and code quality. Let’s turn your idea or existing product into a solid, scalable solution!

🇺🇦Khmelnytskyi, Ukraine$25/hr100% JSS5.00 (15)Since Sep 2017
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Earnings and projects

MRR
$2.3k

Last 6 months ÷ 6

World#18,361 / 412k
🇺🇦Country#1,065 / 14.3k
Revenue, last 30 days
$2.4k

Last 6 months: $14k

World#16,968 / 412k
🇺🇦Country#956 / 14.3k
Total earnings
$506k

Billed in all: $521k

World#2,683 / 412k
🇺🇦Country#230 / 14.3k
Per project
$51k

$7k in the last 6 months

World#922 / 412k
🇺🇦Country#94 / 14.3k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇺🇦Country#3,419 / 14.3k
Projects in all
10

Across 21 contracts

0% fixed100% hourly
World#201,797 / 412k
🇺🇦Country#8,145 / 14.3k

Earnings, last 30 days

$521k+$2.4k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$518k$520k$522kOct 8Oct 23Nov 7

Skill rankings: Top 2% in Instagram API

Ranked by MRR among everyone on Upwork with the skill.

  1. 2Instagram API124 freelancers · 🇺🇦 #1Top 2%
  2. #66RESTful Architecture795 freelancers · 🇺🇦 #11Top 8%
  3. #71Symfony944 freelancers · 🇺🇦 #11Top 8%
  4. #252AI Implementation2,382 freelancers · 🇺🇦 #17Top 11%
  5. #257Bootstrap6,899 freelancers · 🇺🇦 #49Top 4%
  6. #377Tailwind CSS6,978 freelancers · 🇺🇦 #48Top 5%
  7. #403CSS 39,914 freelancers · 🇺🇦 #82Top 4%
  8. #503API7,943 freelancers · 🇺🇦 #78Top 6%