Hi!
I'm a full-stack developer with more than 10 years of experience.
Love to work with projects from scratch.
On my account more than 200 projects - sites, e-commerce, and landing pages built on top of WordPress, Joomla, OpenCart, or clean HTML5+CSS3.
For some of the projects done integrations with CRMs or custom API systems, parsers, and grabbers.
In Autumn 2024 I became a certified Symfony 7 Developer.
If needed - I also can help with adaptive markup on HTML5+CSS3+Tailwind, and markup of emails.
Looking forward to working with you.
PHP
Symfony
WordPress
JavaScript
Vue.js
jQuery
MySQL
Docker
Tailwind CSS
CSS 3
HTML5
PSD to HTML
PSD to WordPress
Hennadii S.
Goettingen, Germany
$40/hr
4.5
24 jobs
Are you building a standard web application, or an intelligent business platform?
In today's market, "clean code" is the bare minimum. You need a system that is secure, scalable, and capable of leveraging modern AI to automate your business logic.
I am not just a coder; I am a Solutions Architect with over 11 years of experience. I bridge the gap between robust, enterprise-grade engineering (PHP/Laravel/Symfony) and the new world of AI integration. While junior developers rely on AI to write their code, I use my deep architectural expertise to build secure AI agents and workflows directly into your application.
I specialize in helping founders and SMEs transition from "legacy" web apps to intelligent, automated platforms without rewriting everything from scratch.
How I Help You Win:
- AI-Powered SaaS Architecture: I build platforms where AI isn't a gimmick. It’s a core feature. From intelligent admin dashboards (FilamentPHP) to custom RAG (Retrieval-Augmented Generation) systems that "talk" to your database.
- Enterprise Reliability: I bring a senior engineer’s discipline to development. I write strict types, optimize complex SQL queries for speed, and ensure your data remains secure—things that "no-code" tools cannot do.
- MVP Acceleration: Using modern stacks (TALL stack, Filament, Livewire), I can deliver production-ready MVPs in weeks, not months, allowing you to secure funding or revenue faster.
Technical Stack & Expertise:
- 🚀 AI & Automation Integration
- LLM Integration: OpenAI, Anthropic (Claude), and open-source models.
- Intelligent Workflows: Building custom agents that automate data entry, categorization, and content generation.
- RAG Implementation: Connecting your private business data to AI safely.
backend Backend & Architecture (The Core)
- Languages: PHP 8.x, SQL (MySQL/MariaDB).
- Frameworks: Laravel (Expert), Symfony, Slim.
- Admin Panels: FilamentPHP. Rapidly building internal tools and customer portals.
- Database: Complex SQL optimization, Schema Design, Migration strategies.
frontend Frontend & UX
-Modern Stack: Livewire, Alpine.js, Tailwind CSS (The "TALL" Stack).
- JS Frameworks: Vue.js, React (for specific reactive components).
🛠 DevOps & Quality Assurance
- Infrastructure: Docker, CI/CD Pipelines (GitHub Actions), Heroku.
- Testing: PHPUnit, Pest, Static Analysis (PHPStan). I ensure the code works before you ever see it.
Why Work With Me? I have been a Founder & CEO, a CTO, and a Lead Developer. I understand that you aren't paying for code; you are paying for a business result. I communicate clearly, I work autonomously, and I treat your budget with the same respect I treat my own.
Ready to upgrade your technology? Click the green "Invite to Job" button. Let’s discuss how we can build a system that works as hard as you do.
PHP
Web Application
AI App Development
AI Development
JavaScript
MySQL
Symfony
Laravel
React
Vue.js
Angular
CSS
HTML
API
Web Development
Samuel L.
Eggolsheim, Germany
$70/hr
5.0
9 jobs
12+ years experience in developing web applications – from prototypes to complex CRM-Systems.
Environment: Frontend, Backend, and Cloud
Programming languages: Javascript / Typescript, PHP, SQL
Frameworks: Angular, Laravel, Hono
Databases: MySQL, SQLite, Firebase
CI/CD-Platforms: GitHub Actions, Bitbucket
Cloud-Providers: AWS, Cloudflare, Google Cloud
AI-Tools: Claude, Gemini
PHP
CSS
HTML
JavaScript
Node.js
Angular
Bootstrap
Responsive Design
MySQL Programming
Firebase
Laravel
Danylo K.
Karlsruhe, Germany
$65/hr
4.8
136 jobs
Greetings! I am Danylo Kovalenko, a highly skilled and experienced freelance developer specializing in PHP, HTML, CSS, JavaScript, WordPress, and SEO. With a proven track record and an Upwork Top Rated badge, I am dedicated to delivering top-notch solutions and exceeding client expectations.
Technical Expertise:
PHP: I possess a deep understanding of PHP and can create robust and scalable web applications using frameworks like Laravel, CodeIgniter, and Symfony.
HTML/CSS: I have extensive experience in developing responsive and visually appealing websites using the latest HTML and CSS standards.
JavaScript: I am proficient in JavaScript and its frameworks, including jQuery and Vue.js, enabling me to build dynamic and interactive web interfaces.
WordPress: As a WordPress specialist, I excel in creating custom themes, plugins, and templates tailored to clients' specific needs, ensuring a seamless user experience.
SEO: I have a solid understanding of search engine optimization techniques and can optimize websites to improve their visibility and organic rankings.
Professional Attributes:
Excellent Problem-Solving Skills: I have a strong analytical mindset and a knack for finding efficient solutions to complex technical challenges, ensuring smooth project execution.
Attention to Detail: I pay great attention to detail, ensuring that every aspect of a project, from coding to design and functionality, is meticulously crafted to deliver outstanding results.
Strong Communication: I believe effective communication is key to successful collaboration. I am a proactive communicator, readily available to discuss project requirements, updates, and feedback.
Client-Focused Approach: Understanding clients' goals and requirements is paramount to me. I strive to build strong, long-term relationships by providing exceptional services and ensuring client satisfaction.
Previous Work and Recommendations:
I have successfully completed numerous projects for clients across various industries, ranging from small businesses to large enterprises. You can find a selection of my previous work and client testimonials on my Upwork profile, attesting to my professionalism, expertise, and ability to deliver high-quality solutions within deadlines.
If you are seeking a senior freelance developer who can handle PHP, HTML, CSS, JavaScript, WordPress, Webflow, and SEO requirements with precision and creativity, look no further. Let's discuss your project and how I can assist you in achieving your goals. Contact me today, and let's create something amazing together!
PHP
Custom PHP
WooCommerce
API
MySQL
CSS 3
WordPress
HTML5
JavaScript
WordPress Theme
Plugin Development
WordPress Malware Removal
Page Speed Optimization
jQuery
SSL
MD. M.
Bremen, Germany
$25/hr
4.8
186 jobs
I’m a WordPress and AI Automation Developer based in Germany with 8+ years of professional experience building, improving and automating digital solutions for businesses, agencies and eCommerce companies.
My core expertise is in WordPress, WooCommerce, PHP, JavaScript, REST APIs and n8n workflow automation. I help clients develop reliable websites, custom plugins, API integrations and automated business processes.
WordPress & WooCommerce
✔ Custom WordPress websites
✔ WooCommerce development and customization
✔ Custom themes, plugins and PHP functions
✔ Elementor Pro and ACF Pro
✔ REST API and third-party integrations
✔ Bug fixing, maintenance and security
✔ Performance, Core Web Vitals and SEO
AI Automation & n8n
✔ n8n workflow development
✔ REST APIs, webhooks and JSON integrations
✔ OpenAI, Gemini and AI service integrations
✔ Google Sheets, Docs, Drive, Gmail and Dropbox automation
✔ Telegram notifications and monitoring
✔ Document generation and data-processing workflows
✔ Validation, retries, logging and error handling
I also use AI-assisted development tools such as Cursor, ChatGPT, Claude and Gemini to speed up planning, coding, debugging and testing. Every solution is reviewed and tested before delivery.
Recent projects
✔ AI-powered job search and candidate-matching automation
✔ German invoice management and document automation system
✔ WordPress and React-based Coin Archive platform
✔ Custom WooCommerce checkout and order-management plugins
✔ Website uptime monitoring with Telegram alerts
Why clients work with me
✔ 8+ years of professional development experience
✔ 150+ completed Upwork projects
✔ Strong WordPress, PHP and WooCommerce background
✔ Practical n8n and API automation experience
✔ Clear communication and reliable delivery
✔ Long-term support and maintenance available
I can support both one-time projects and ongoing development partnerships.
PHP
WordPress
WooCommerce
WordPress Plugin
Adobe Dreamweaver
MySQL
ChatGPT
Generative AI Prompt Engineering
ChatGPT API Integration
Gemini for Google Workspace
ChatGPT Prompt
React
Android
Android Studio
REST API
AI Text-to-Speech
n8n
Automated Workflow
Elementor
Website Performance Optimization
Kirill K.
Berlin, Germany
$88/hr
5.0
26 jobs
🚀 I help companies design, build, and run scalable fullstack applications in the cloud — from architecture to deployment.
As a Fullstack Software Engineer and AWS Architect with nearly 20 years of experience, I deliver production-grade applications and robust cloud infrastructure. I specialize in both backend/frontend development and DevOps — providing complete end-to-end solutions.
🧩 I can help you with:
- Building modern backend services in Golang, PHP or Node.js
- Designing scalable AWS-based cloud architectures (EC2, ECS, EKS, Lambda)
- Creating frontend applications using Vue.js or React with TypeScript
- Implementing CI/CD pipelines with GitHub Actions or GitLab CI
- Writing Infrastructure as Code with Terraform or CloudFormation
- Migrating monolithic apps to modern microservices/serverless setups
- Ensuring system reliability with observability & monitoring (CloudWatch, NewRelic, DataDog)
🎯 Selected achievements:
- 🧱 Delivered fullstack apps for e-commerce & SaaS platforms (Vue + Node/Golang/PHP + AWS)
- 🚀 Reduced deployment times by 40% and improved release stability through CI/CD automation
- 💸 Optimized AWS costs by 25% using multi-regional and serverless architectures
- 🔐 Led the migration of legacy systems to secure, maintainable and testable modern stacks
🛠️ Tech Stack:
Golang, PHP, Node.js, Vue.js, TypeScript, React
AWS (Lambda, Fargate, EKS, RDS, S3, CloudFront, CloudWatch), Terraform, CI/CD, Docker, GraphQL, SQL/NoSQL
I’m hands-on, results-oriented, and comfortable owning both infrastructure and code. Whether you need a fullstack engineer or a DevOps expert — I’m ready to help.
Let’s turn your product vision into scalable reality.
PHP
Amazon Web Services
TypeScript
React
JavaScript
Golang
Docker
Git
GraphQL
Microsoft Azure
API Development
Linux
API
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