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I build, migrate, and support Drupal platforms: new Drupal 10 and Drupal 11 builds, migrations from legacy Drupal 7, 8, and 9, and long-term support for sites that need to stay secure after end of life. I also build headless and decoupled Drupal frontends with React or Next.js. What I usually help with: • Ongoing Drupal support and maintenance • Security and module updates, bug fixing, and performance work • New Drupal 10/11 development and custom modules • Complex business logic and Twig theming • API development and third-party integrations, including CRM, payments, and Microsoft Dynamics 365 • Drupal Commerce development and integrations • Drupal upgrade assessment and planning • Drupal 7, Drupal 8, and Drupal 9 migrations to Drupal 10/11 • Headless and decoupled Drupal with React or Next.js Legacy sites usually come with years of patches and workarounds. I find the actual cause and tell you straight whether the right move is to repair, refactor, or rebuild. Most of the time, I'd rather rebuild the logic properly than keep patching around it. Migrations are the part I enjoy most. I use Drupal's Migrate API to move content, media, users, taxonomy, configuration, and custom data while preserving the business rules behind the site. Selected work: • Migrated 1.5M+ entities from Drupal 7 to Drupal 9 for a news platform, with no data loss • Implemented the Microsoft Dynamics 365 integration for Walnut Creek Foods' Drupal Commerce site • Built the custom API and event calendar behind the March of Dimes platform I also tend to stay. Some clients have kept me involved for years after the first project. Stack: PHP, Drupal 7 to 11, Symfony, React, Next.js, TypeScript, GraphQL, JSON:API, MySQL, and Apache Solr. If you need help with an existing Drupal site, a new build, migration, upgrade, headless project, or ongoing support, send me your current Drupal version and what's going on. I'll tell you whether I can help and what I'd do next.

Do you want to have a fast, secure and responsive website on Drupal 10/11 and do it quickly with premium quality? You will get even more if you rely on my 🚀 15+ years of experience as 🏆 Top 1% developer mentored by marketers, SEO, security, and accessibility specialists. Write to me right now and I’ll estimate your project today: click Message button on the top of my profile. 💬 You will realize soon that every task you have is not new for me because I’ll use solutions from my previous ✅ 100+ websites I’ve built from scratch and individually customize them for your purpose. I’d be surprised if you give me a task I haven’t done before. It can be custom theme creation, custom module creation, updating Drupal to the latest version, upgrading and migrating Drupal from 7, 8, 9 to 10/11, integration of any API service and PHP service, any back-end, front-end and full-stack development including 🛠️ building websites from scratch. Hiring me you also will get 💼 MBA person with 5 years of experience in business administration. You will not need to explain each task in detail, just give me the purpose of your business and I’ll give you the best solution I know. ———————————— If you still have doubts, then read feedbacks of my clients: ⭐⭐⭐⭐⭐ 5.0 — "Kirill grasped the key requirement of the project from the get-go. He is very independent, hard-working and intelligent. He has a clear understanding of when to lead and when to be led. I loved the way he worked with his teammates on getting the final product QAed and deliver a result which deserves nothing but 10 stars." ⭐⭐⭐⭐⭐ 5.0 — "Kirill is an absolute gold mine! In my 20 year career I have rarely met an engineer so intelligent, hard-working, communicative and gregarious. I truly enjoy working with him and recommend him to anyone looking for a true pro." ⭐⭐⭐⭐⭐ 5.0 — "Kirill quickly learnt an unfamiliar codebase, properly consumed the requirements and delivered on-time and on-budget. I have nothing but praise for his exceptional skill-set, confidence and quality of work. Highly recommended for any project looking for a true professional." ⭐⭐⭐⭐⭐ 5.0 — "This was the 2nd project we have done together. Kirill works very precise and fast. Everything is done right even down to the smallest detail." ⭐⭐⭐⭐⭐ 5.0 — "Great work ethic and best solution. He is a 10 X developer." ⭐⭐⭐⭐⭐ 5.0 — "Kirill is such a professional. He is always responsive - no matter what the time is! I am happy I've met him here and will continue to work with him for the long term future." ———————————— As you can see my goal is to make the customer happy. 😊 Don’t forget to write to me by clicking the Message button on the top of my profile and I’ll estimate your project today. 💬

You will see the relevant (if needed technical) reply to your job, not my bio. Please view my proposals :) ✓ 𝗘𝘅𝗽𝗲𝗿𝘁-𝗩𝗲𝘁𝘁𝗲𝗱 𝗧𝗮𝗹𝗲𝗻𝘁 𝗦𝘁𝗮𝘁𝘂𝘀 (top 1% of Upwork) ✓ 18+ 𝗬𝗲𝗮𝗿𝘀 𝘄𝗶𝘁𝗵 𝗗𝗿𝘂𝗽𝗮𝗹 ✓ 𝗖𝗼𝗻𝘁𝗿𝗶𝗯𝘂𝘁𝗶𝗼𝗻𝘀 𝘁𝗼 𝗗𝗿𝘂𝗽𝗮𝗹 𝗰𝗼𝗿𝗲 Providing Drupal development services: ✓ Complex back- and front-end development ✓ Performance optimization ✓ Migration from older major Drupal versions (or non-Drupal) to up-to-date ones ✓ Audits and consultancies You see the big picture now. Invite me to your job if there is a fit! updated on Jul 09, 2026

⭐ Full-Stack Web Development • Backend & Frontend Solutions 📌 15+ years experience • Senior Developer • Acquia Certified Drupal Expert ✨ SOLID CODE BUILDS SCALABLE PRODUCTS. I help businesses design, build, and optimize fast, secure, and maintainable web applications — from robust back-end architectures to modern front-end experiences. 🎯 I specialize in FULL-STACK DEVELOPMENT, combining powerful back-end systems (PHP, Drupal, Symfony, Node.js) with modern front-end frameworks (React, Next.js, TypeScript). Whether you’re building from scratch, scaling an existing platform, or fixing performance bottlenecks, I focus on clean architecture, long-term maintainability, and real business results. ✅ 15+ YEARS of hands-on experience working with startups, agencies, and enterprises. Expect clear communication, reliable delivery, clean code, and solutions that don’t fall apart six months later. 🧩 Services 🔷 Back-End Development • PHP (Drupal 7–10, Symfony) • Node.js & Express.js • Custom APIs & integrations • Database design (MySQL) • Performance optimization & scalability • Multilingual & multisite architectures 🔷 Front-End Development • React.js & Next.js • TypeScript & modern JavaScript • Responsive UI development • HTML5, CSS3, SASS • Progressive enhancement & accessibility 🔷 Drupal Expertise • Custom module development • Performance & security optimization • Multilingual & multisite setups • Apache Solr integration • Bug fixing & legacy upgrades • Front-end theming & integration 🤝 Why Work With Me • Senior-level thinking — not just task execution • Clean, maintainable, well-documented code • Strong focus on performance, SEO, and scalability • Transparent communication & realistic timelines • Comfortable improving, refactoring, or rescuing existing projects 🛠 Tech Stack PHP • Drupal • Symfony • Node.js • Express.js • React • Next.js • TypeScript • JavaScript • AWS • MySQL • MongoDb • HTML5 • CSS3 • SASS • Git • Gulp • LAMP 🌍 Languages ✔️ English ✔️ French 📩 Let’s Talk Have an idea, an existing platform that needs improvement, or a performance problem to solve? Tell me about your project — I’ll help you find the right technical path forward. 🔎 Keyword Bank Full-Stack Developer, Backend Developer, Frontend Developer, PHP Developer, Senior Drupal Developer, Symfony Developer, Node.js Developer, Express.js, React Developer, Next.js Developer, TypeScript, JavaScript, Web Application Development, API Development, Performance Optimization, Scalable Architecture, Drupal Modules, Multilingual Websites, Multisite, SEO Optimization, MySQL, LAMP Stack, Headless CMS, Modern Web Development, Custom Web Solutions, Decoupled Drupal

✅ 5000+ hours worked on Upwork ✅ 50+ happy clients ✅ 70+ projects completed successfully I can offer an efficient and simple solution for your project and idea, since I built a lot of different projects and have a total understanding what market needs. Experienced web developer with core expertise in WordPress/Elementor development. Specializing in both Back/Front end development. With my expertise in WordPress, I can provide a wide range of services, including plugin customization, theming, Gutenberg blocks, PSD to WordPress conversion, REST API and WooCommerce. As a goal-oriented, diligent, responsible, and communicative person, I'm committed to delivering high-quality work that meets your needs. Whether you need a custom web development project or help with an existing website, I'm dedicated to providing the best possible service.

💯 𝗡𝗲𝗲𝗱 𝗮 𝗳𝗮𝘀𝘁, 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗮𝗻𝗱 𝗺𝗼𝗱𝗲𝗿𝗻 𝘄𝗲𝗯 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻? 𝗪𝗶𝘁𝗵 𝟭𝟬+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗶𝗻 𝗪𝗲𝗯 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, I build high-performance, SEO-friendly, and editor-focused websites and web applications using Drupal, WordPress, React, and Next.js. I’m a Senior Full-Stack Web Developer passionate about delivering future-proof, scalable solutions — from custom Drupal modules to lightning-fast React frontends and complex eCommerce systems. 🛠 What I Can Do for You ✅ Full-cycle CMS & web app development — Drupal 8–11, WordPress, Next.js, React ✅ Custom Drupal modules & API integrations (REST / GraphQL) ✅ WordPress themes, custom Gutenberg & Elementor blocks ✅ Headless CMS — Drupal or WordPress powered by React / Next.js ✅ Figma to production-ready code (Drupal / WP / React / Next.js) ✅ eCommerce development — WooCommerce, Drupal Commerce, Shopify ✅ Performance optimization (Core Web Vitals, Lighthouse 90+) ✅ Security & maintenance (firewall setup, malware removal, updates) ✅ Migration & upgrades (Drupal 7–11, WordPress, custom stacks) 🚀 Problem-Solving & Real-World Experience 🔹 Slow website? I optimize load time to under 1s with 90+ PageSpeed scores. 🔹 Drupal migration headaches? Successfully upgraded large sites to Drupal 10–11. 🔹 Broken WordPress layouts? Delivered pixel-perfect designs with Elementor & Gutenberg. 🔹 Need a headless solution? Built React / Next.js frontends connected to Drupal or WordPress APIs. 🔹 Complex eCommerce projects? Scalable solutions integrating advanced payment & logistics systems. 🤝 My Development Philosophy 🔸 Performance-First — caching, image optimization, minimal JS. 🔸 Security-Driven — hardened configurations, ongoing updates. 🔸 SEO-Friendly — structured markup, fast load, Core Web Vitals. 🔸 Editor-Focused — intuitive admin panels & flexible content tools. 💬 I don’t just write code — I build long-term solutions that enhance business growth. Over the past decade, I’ve helped startups and enterprises streamline workflows, improve UX, and scale effectively. ➡️ Whether it’s Drupal, WordPress, or React/Next.js, let’s bring your vision to life! 🚀 30+ hrs/week availability