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$30/hr
100%
Job Success
$100K+ earned
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I help startups and businesses build scalable backend systems using PHP, Laravel, Symfony, and Java.
I specialize in backend development, REST API development, SaaS platforms, CRM/ERP systems, e-commerce solutions, and custom web applications. I build secure, maintainable, and high-performance backend solutions designed to support business growth.
My expertise includes:
⚙️ PHP/Laravel/Symfony - custom web applications, SaaS platforms, CRM/ERP systems, e-commerce backends, and complex business logic
☕ Java/Spring Boot - backend services, integrations, microservices, and enterprise-level applications
🔗 REST API Development - secure, well-structured, and documented APIs for web and mobile applications
🗄️ Databases - MySQL, PostgreSQL, Redis, database design, query optimization, and performance improvements
🔐 Security & Authentication - JWT, OAuth2, data validation, secure API design, and OWASP best practices
🚀 Performance Optimization - caching strategies, query tuning, background jobs, and scalable architecture
🔄 Third-party Integrations - payment systems, CRMs, cloud services, and external APIs
I follow clean architecture principles, SOLID practices, and write code that is easy to maintain and extend.
Why clients choose me:
✅ Clear communication and regular progress updates
✅ Focus on quality, deadlines, and business goals
✅ Ability to work with both new projects and legacy systems
✅ Flexible collaboration: hourly or fixed-price projects
Whether you need to build a backend from scratch, improve an existing application, or scale your current system, I can help.
Let’s discuss your project.
Associated with
InventorSoft
$12/hr
100%
Job Success
$3K+ earned
Offers consultations
Start of list.
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⭐️⭐️⭐️ UPWORK Top Rated Profile | 💯 % Job Success | 💯 % Customer Satisfaction | 5 ⭐️ Reviews | ⭐️ 10+ Years of Experience | WordPress & Shopify Expert | PHP & Laravel Expert | MERN Stack | E-Commerce Expert | Front-end Development
Thanks for reviewing my profile. I'm Naveen, a self-motivated, self-oriented Developer and Designer. I have been active in this industry for almost 10+ years and have worked with clients across the globe.
My specializations:
✅ PHP Stack (PHP, Codeigniter, Laravel)
✅ Shopify/ Wordpress
✅ MEAN+MERN Stack (Meteor, Ember, Angular/React, Node)
✅ API Development
✅ Web scraping (complex systems preferred)
✅ Front-end development (HTML/CSS/Bootstrap/Zurb Foundation/ AngularJS)
✅ eCommerce (Woocommerce/ Shopify)
✅ Social Implementation
✅ React Native
💼 My Skills and Services with Wordpress:
✔️ Building any type of new website or iOS/Android hybrid mobile app.
✔️ Long-term website maintenance, ongoing WordPress website support, webmaster and Virtual Assistant
✔️ Full stack developer/WordPress/PHP/HTML/CSS
✔️ WordPress Template Web Design (including Woo Themes, Themeforest, Elegant Themes, Genesis Framework, X Theme, Avada Theme, Enfold Theme, Kallyas, Thrive, Divi, Impreza, The7, Thrive, Bridge, Jupiter, Newspaper, Flatsome, Salient, Kalium, Mag and Weaver Theme etc.)
✔️ Wordpress, Gutenberg, Elementor, Visual Composer (WPBakery), Fusion builder, Beaver builder or any page builder plugin.
✔️ Responsive WordPress Websites. PSD to WordPress and Landing page.
✔️ WordPress E-commerce Site with WooCommerce integration.
✔️ WordPress Multi-Site, Membership website, and Multilingual website.
✔️ WordPress Install and Setup. Wordpress migration like Wix to Wp.
✔️ WordPress upgrade. WordPress Theme Install and Customization. Genesis Framework
✔️ WordPress load time/speed optimization and WordPress SSL/https activation
✔️ WordPress Bug Fixes and restoring hacked websites.
✔️ WordPress website and server hosting migration for hosting providers like Godaddy, Bluehost, Hostgator, 1&1, Namecheap, wpengine and Siteground, etc.
__________________________________________________________________________
🚀 My proficiencies at Shopify:
- Store Setup
- Theme Development/Customization (Responsive)
- App Integration
- Data Imports (Products, Customers, Orders)
- Store Migration from any other e-commerce
- Virtual Assistance
and many more
I have worked and have made integration with the front end. In addition, I am also experienced in API integration (Stripe, Facebook, Twitter, Google, and RESTful APIs).
__________________________________________________________________________
🔗 𝐋𝐞𝐭'𝐬 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐞: Looking to enhance your online presence? Whether it's building a website, embarking on a custom development project, or launching an e-commerce platform, I'm ready to help. Share your vision with me, and together, we'll create a digital masterpiece.
📌 Let’s make your website work as hard as you do! Check my portfolio to see the impact I’ve made.
Looking forward to working with you.
--------------------------------------------------------------
Thanks & Best Regards
Naveen
PHP | JS | WordPress | Shopify | Laravel | MERN Stack
Naveen K.
has worked
.
Associated with
Onav Info Solutions
$2K+
earned
$25/hr
100%
Job Success
Available now
Start of list.
End of list.
Hi!
I am an experienced UI/UX Designer and a Front-end Developer with 13+ years of professional career.
I have good UI/UX Design and programming skills, software design aptitudes, and ease of understanding Customer requirements.
I am a good problem solver and always learn from Customer needs.
I believe that any technical problems have a solution.
Before starting any project, I begin by carefully examining my client's request and their context. I take time to properly study and analyze effectively and to remodel them into a robust plan as an essential element that is fundamental to the overall process.
Top Designing Skills :
★★★★★★★★★★★★★
UI Design, UX Design, Adobe Photoshop Expert, Adobe XD, Figma, Sketch, Invision Studio, Web Design, Graphics Design, Logo Design.
Shopify Expert :
★★★★★★★★★★★★★★★★★
Shopify Customization | Shopify Store Development | Shopify Theme Development
Frontend Skills :
★★★★★★★★★★
Web3.js, Angular, React.JS, Vuejs, EmberJs, HTML, and many more JavaScript Frameworks
Ecommerce Website and Marketplace :
★★★★★★★★★★★★★★★★★★★★★★★★★
Shopify, Magento, Prestashop, Woocommerce, Opencart, Stripe and Stripe Connect, Alma payment gateway, CMI PAYMENT GATEWAY, MangoPay, Paypal, Mailchimp, Mangopay API, and many more.
Website Builder :
★★★★★★★★★★★
WordPress, Framer, Webflow, Squarespace, Unbounce, Godaddy, Wix, Instapages, Leadpages
Mobile App Development :
★★★★★★★★★★★★★★★★★
React Native / Flutter
Others :
★★★★★
HTML5, CSS3, Sencha Architect, PhoneGap, Bootstrap4 , SVG Animation
If you would like to discuss a project, send me a message, and we could set up a call.
Thanks
Vipin
Associated with
Start Designs
$30/hr
100%
Job Success
$90K+ earned
Available now
Start of list.
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As a full-stack developer, I specialize in supporting startups and enterprises with web and mobile solutions. Here are the skills and expertise I bring to the table:
● Extensive development experience with advanced JavaScript frameworks such as ReactJS, Node.js, EmberJS, Bootstrap, and RequireJs.
● Proficiency in server-side languages like Java Spring Boot, with recent projects developed in a Microservice architecture.
● Customization of CSS frameworks like Bootstrap and Foundation using CSS preprocessors like SASS.
● Expertise in ReactJS framework, including the development of Single Page Applications (SPAs), state management with Redux and Flux, and creating custom reusable React component libraries.
● Integration of RESTful and SOAP web services for seamless communication between applications.
● Experience in creating Server-Side Rendered (SSR) apps using Next.js.
● Familiarity with various databases including MongoDB, NoSQL, MySQL, and Oracle.
● Integration of third-party APIs for authentication, maps, and payment gateways using ReactJS.
● Utilization of AWS services like Amplify and Pub/Sub in ReactJS applications.
● Extensive work with Flutter (iOS And Android Apps), having delivered 10+ mobile applications from scratch.
● Proficient in architectural patterns like BLOC, MVP, and MVVM.
● Integration expertise with in-app purchases, maps, Agora video calling SDK, websockets for multiplayer games, and chat functionalities.
● Familiarity with Firebase for application development and deployment on Play Store and App Store.
● Contributions to open source projects, specifically Flutter (iOS and Android Apps) and in-app purchase plugins.
● Plugin development experience, including day-night theme implementation
Here are some notable achievements I take pride in:
● Developed a highly regarded Latin dictionary website for a renowned European publishing house. This website has been utilized by top universities worldwide.
● Provided extensive support to a UK-based digital marketing agency, contributing to the successful completion of multiple web and app projects.
● Achieved an impressive 58th rank out of 228,880 contestants in the TechGig CodeGladiator competition, showcasing my coding skills and problem-solving abilities.
● Secured the 77th rank out of 10,000 contestants in the Airtel Crack the Code competition hosted on HackerEarth, demonstrating proficiency in coding challenges.
● Globally ranked 57th in the TCS Codevita competition, a testament to my coding capabilities and competitiveness.
I am eagerly looking forward to discussing your project requirements and how I can contribute to its success.
Varun K.
has worked
.
$47/hr
100%
Job Success
$200K+ earned
Available now
Start of list.
End of list.
We build scalable, production-ready SaaS platforms and AI-powered web applications for startups and growing businesses.
Our focus: architecture, performance, AI integration, and long-term scalability.
Over 80+ products delivered across Healthcare, Education, Logistics, eCommerce, Marketplaces, and Enterprise systems.
💡 Core Expertise
🔹 Full-Stack Development
- Node.js, NestJS
- Next.js (SSR, ISR, Edge)
- Ruby on Rails
- React.js, Angular, Vue
- React Native (hybrid mobile apps)
🔹 AI & Automation
- OpenAI API (GPT-4, Assistants, Function Calling)
- AI SaaS platforms
- Retrieval-Augmented Generation (RAG)
- AI chatbots & copilots
- NLP & AI-powered personalization
- AI workflow automation
- AI-driven APIs
🔹 Architecture & Infrastructure
- Multi-tenant SaaS
- High-load backend systems
- REST & GraphQL APIs
- SQL / NoSQL databases
- CI/CD pipelines
- Performance optimization
🤖 Our Proprietary AI Platform – Bridge
We built Bridge, our internal AI Agent development framework.
Bridge enables:
- RAG pipelines for knowledge assistants
- Secure ingestion from PDFs, CRMs, APIs
- AI copilots for SaaS products
- Multi-channel deployment (chat, web, internal tools)
- MCP server creation
- Modular and scalable AI architectures
This allows us to deliver AI features faster and more securely than most teams.
⚡ Our Acceleration Advantage
We use our own production-proven boilerplate. BC Next.js + NestJS Boilerplate helps:
- reduce development time
- ensure clean architecture
- speed up MVP launches
- maintain scalability from day one
Even other agencies use it.
🧠 How We Work
Deep product discovery
Architecture design & tech stack validation
Sprint-based Agile development
Transparent daily communication
Automated testing & QA
Production deployment & scaling support
We think like product owners, not just developers.
🎯 Why Clients Choose Us
Strong backend architecture skills
Real SaaS experience (not landing pages)
AI-first mindset
Clean, maintainable code
Excellent communication
Long-term partnership approach
If you're building:
- AI SaaS
- Marketplace
- Telehealth system
- ERP/CRM platform
- Multi-tenant dashboard
- Custom AI assistant
- Scalable web app
Let’s talk!
We offer a free technical consultation and architecture review.
Additional Expertise: HTML5, CSS3, Sass, Scss, Responsive Web Design, Cross-Browser Compatibility, Web Accessibility, SEO Optimization, Frontend Architecture, Query, Angular, Vue.js, Ember.js, Web Components, Progressive Web Apps (PWA), Single Page Applications (SPA), Server Side Rendering (SSR), Client Side Rendering (CSR), API Integration, GraphQL, RESTful APIs, Web Performance Optimization, Browser DevTools, Git, GitHub, Webpack, Gulp, npm, yarn, Visual Studio Code, Sublime Text, Atom, Responsive Images, Lazy Loading Images, Code Splitting, Error Handling, Debugging, Agile Methodologies, Scrum, Kanban, Continuous Integration and Deployment (CI/CD)
Associated with
Brocoders
$300K+
earned
Australia
$50/hr
100%
Job Success
$80K+ earned
Available now
Start of list.
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Full stack developer helping businesses build and maintain websites, mobile apps, and Chrome extensions that are fast, reliable, and built to scale. I also work on AI integrations, custom dashboards, internal tools, SaaS products, and complete end to end platforms.
💻 How I work
I handle everything from frontend to backend, including integrations and deployment. Whether you're starting from scratch or improving an existing system, I can step in and move things forward quickly and reliably.
🧩 Process
1) Free consultation to understand your requirements and provide professional guidance
2) Scoping review if needed to define approach, timeline, and cost
3) Implementation with clear communication and progress updates
🧠 Approach
I focus on understanding the problem properly before building anything. This ensures the final solution is efficient, scalable, and actually solves the issue.
📞 Get in touch to schedule a free consultation.
Frontend Development:
JavaScript, TypeScript, React, Next.js, Svelte, SvelteKit, HTML, CSS, Tailwind CSS, responsive design
Backend Development:
Node.js, Express, Python, FastAPI, REST APIs, GraphQL, backend systems
Mobile App Development:
Cross platform apps, frontend integration, API driven apps
Chrome Extension Development:
Chrome Extensions, Manifest V3, Browser APIs, DOM manipulation, content scripts, background scripts
AI Integration:
OpenAI API, LLM integration, prompt engineering, AI automation, intelligent workflows
Automation:
Power Automate, Zapier, Make, webhooks, API automation, workflow automation
Databases:
MySQL, PostgreSQL, MongoDB, Firebase, database design
Authentication and Security:
OAuth, JWT, Azure AD, secure authentication systems
Tools and Infrastructure:
Docker, Git, CI/CD, cloud deployment, debugging, performance optimization
$35/hr
100%
Job Success
$1K+ earned
Available now
Offers consultations
Start of list.
End of list.
Ruby on Rails and Vue.js full-stack developer with 8+ years of experience building SaaS platforms, marketplaces, CRM systems, and healthcare applications from scratch.
I’ve shipped production systems handling 1M+ monthly transactions, built a pharma analytics platform used by enterprise B2B clients for over 6 years, and delivered Vue.js and Node.js applications for clients across the US, EU, and UK.
🧠 Backend: Ruby on Rails, Ruby, REST APIs, GraphQL, PostgreSQL, MySQL, Redis, Sidekiq, Apache Kafka, JWT, OAuth2, RSpec (90%+ test coverage), Capybara, Swagger
🎨 Frontend: Vue.js, Vue 3, Nuxt.js, Vuex, Pinia, Vue Router, JavaScript, TypeScript, Tailwind CSS, Hotwire, Stimulus, WebSockets, Stripe integrations
⚙️ Infrastructure: Docker, GitHub Actions, AWS S3, Azure, Heroku, Nginx, Capistrano, CI/CD pipelines
What this looks like in practice:
→ Built and maintained REST and GraphQL APIs consumed by Vue.js SPAs with clean architecture, versioning, and full documentation
→ Optimized complex PostgreSQL queries, improving performance in systems with 1M+ monthly transactions
→ Migrated CI/CD pipelines from CircleCI to GitHub Actions, reducing costs while maintaining production stability
→ Implemented Kafka-based event streaming and optimized data flows in microservice-based systems
→ Integrated Stripe payments and real-time WebSocket features in Vue.js and Node.js / NestJS applications
→ Refactored and extended legacy Ruby on Rails systems without breaking existing functionality
→ Maintained 90%+ test coverage using RSpec and Capybara in production-grade systems
How I work:
I communicate clearly from day one, define scope before development starts, identify risks early, and keep progress transparent throughout the project. I’ve worked both independently on full-stack products and in distributed teams with async workflows.
Looking for a Ruby on Rails or Vue.js developer who delivers reliable production systems, not just code commits? Let’s talk.
Associated with
InventorSoft
$15/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
I am having expertise in developing applications in domains - B2B2C, Business automation, Real estate, Networking, Platform solutions etc. We use technology stacks like MEAN, LAMP/ Laravel, Wordpress and Mobile platforms - backed by extensive portfolio highlighting live projects from our clients worldwide. Our expertise lies in developing custom software solutions that are designed to help you retain your clients and streamlines your business processes.
Experience in technology stack & services:
1. MEAN Stack: Node.JS, MongoDB, Express.JS, Angular.JS( Angular 2/4/5/6), React.JS, Ember.JS, Sails.JS, Redux.
2. LAMP Stack: CakePHP, MySQL, Wordpress, Jquery
3. Amazon Web Services - Amazon EC2, S3, SES, SNS, DynamoDB, CloudFront, Swagger, Load balancing, AWS Lambda services, serverless architecture, DC2, S3, EB.
I am available to take up discussions on your project and help you develop complete roadmap of project development and align right team for development
Associated with
JAYACHETNA SOFTWARE SOLUTION PRIVATE LIMITED
$1M+
earned
$35/hr
100%
Job Success
$2M+ earned
Available now
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🏆 $2M+ Earned on Upwork — Placing Me Among a Very Small Percentage of Freelancers on the Platform
👋 I'm a veteran PHP full stack developer with 25+ years of hands-on experience building scalable, high-performance web applications across PHP, JavaScript, Laravel and modern cloud-native stacks.
From SaaS platforms and ERPs to eCommerce marketplaces, scrapers, LMSs, and automation tools - I’ve engineered over 700+ custom web solutions for startups, enterprises, and government clients worldwide.
With a deep command of both backend and frontend technologies, I specialize in crafting robust full-stack architectures that scale to millions of users, run efficiently in production, and support complex business logic.
🏆 What I Bring to Your Project
✔️ 25+ years of experience in full-stack web development, backend engineering & cloud deployment
✔️ 700+ web & SaaS products shipped across 40+ industries
✔️ 98%+ client satisfaction rate on long-term projects
✔️ 100M+ end users served by platforms I've built
✔️ Reduced legacy system costs by 60% through full-stack modernization
✔️ Decreased API latency by 70% via PHP/Symfony optimization
✔️ Built 30+ automation tools & custom CRMs saving 1000s of manual hours
✔️ Migrated 50+ monoliths to modern modular & microservice architectures
✔️ Led cross-functional full-stack teams across 12 countries
🛠️ Tech Stack at a Glance
Languages: PHP, JavaScript, TypeScript, SQL, HTML, CSS
Backend: Symfony, Laravel, Zend, Express, Adonis.js
Frontend: React, Vue, Angular, jQuery, Backbone, Ember
DevOps: Docker, Ansible, Jenkins, Capifony, AWS, CloudFront
DBs: MySQL, PostgreSQL, MongoDB, Neo4j, ClickHouse
CMS/eCommerce: WordPress, Drupal, Magento, Sylius
APIs & Tools: Stripe, PayPal, Google APIs, AWS, Twilio, Salesforce, YouTube
ORMs: Doctrine ORM/ODM, Zend DB Table
🚀 My Full-stack Development Capabilities
📌 Backend Development (PHP / Node.js / APIs / Microservices)
Expert in PHP 8.3, Symfony (4–6), Laravel, Zend, Express.js
API-first development (REST, GraphQL), Swagger, API Platform
High-performance systems with Redis, PostgreSQL, ClickHouse, MongoDB
Cloud-native development with AWS Lambda, API Gateway, Aurora Serverless
Message queues: RabbitMQ, SQS, Kafka, Mercure, Symfony Messenger
PCI-DSS compliant apps, OAuth2 auth flows, encryption & security best practices
Real-time dashboards with ReactPHP, Swoole, and WebSocket integrations
Complex cron orchestration, CLI tools, caching layers, task queues
📌 Frontend Development (React, Angular, Vue, jQuery)
Responsive UIs using React, Redux, Vue.js, AngularJS, Backbone
Modern JavaScript (ES6+), TypeScript, Webpack, Vite, Gulp, Babel
Headless CMS & frontend frameworks for eCommerce & SaaS
Data-heavy dashboards, admin panels, custom CMS interfaces
Advanced UI elements: Leaflet maps, Fabric.js, Three.js visualizations
Bootstrap, Tailwind CSS, Material UI, Semantic UI
📌 Full-stack Architecture & DevOps
Monolith → Microservices migration expert
Dockerized environments, CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins)
Infrastructure as Code (Ansible, Packer), AWS Cloud (EC2, S3, CloudFront, Beanstalk)
Composer, npm, Capifony, PHPUnit, Behat, Selenium for automated QA
🧠 Specialized Domains & Product Types
SaaS (CRM, invoicing, analytics, HR, booking systems)
Web automation, crawlers, scrapers, proxies, and bot detection handling
eLearning platforms, SCORM/quiz engines, custom LMS
Marketplaces, POS systems, ERP/Inventory, order management tools
Web-to-print solutions, Chrome extensions, location-based services
B2B dashboards, user portals, mobile admin tools (Cordova, React Native)
💼 Industries Served
FinTech, LegalTech, PropTech, eCommerce, Healthcare, Travel, Real Estate
Government & Defense, Education, Enterprise IT, Media & Publishing
Startups (MVPs & scalable builds), Enterprise modernization, White-label platforms
Whether you're launching a new SaaS product, migrating legacy systems, scaling to enterprise, or automating mission-critical workflows - I bring decades of real-world full-stack web development experience, technical leadership, and business-driven thinking to every line of code.
📩 Reach out to discuss your next full-stack PHP/JS project — I’m here to help you build it right from day one.
✅ Let’s Build Something that lasts
Associated with
Ixobit Corporation (DBA Sibers)
$20M+
earned
$18/hr
100%
Job Success
$200K+ earned
Offers consultations
Start of list.
End of list.
Upwork Stats: 7000+ hours booked with nearly $200k+ Revenue, 100% Completion ratio, and more than 50 satisfied customers.
We specialize in responsive web app development for small to medium-sized businesses. Industries we work with - Automotive & Logistics, EdTech, Healthcare, FinTech, Travel, Insurance, Retail, and Real estate Projects.
Our core expertise includes (but not limited to):
Front-end: HTML, CSS, AngularJS, ReactJS, VueJS, Next.JS, Svelte, Ember.js, Backbone.js
NodeJS, Express JS
MySQL, PostgreSQL, Firebase, NoSQL, MongoDB, Cassandra, Redis, CouchDB, MariaDB, DynamoDB.
TypeScript
AWS, AWS Lambda, AWS S3, AWS EC2, AWS RDS, AWS DynamoDB, AWS CloudFront, AWS Route 53, AWS Elastic Beanstalk, AWS CloudWatch
With extensive expertise in UI/UX design, I am your go-to resource for all your design needs. My impeccable attention to detail and thorough communication ensures high-speed and effective development at a very competitive rate.
➡️ Our Proficiencies Include:
Design Tools: Photoshop, Adobe Illustrator, Adobe XD, Figma
Web Technologies: HTML, CSS, Bootstrap, jQuery, SCSS
➡️ We have experience working with RESTful APIs and real-time applications, including performing real-time data visualization.
If you have a troubleshooting need or are interested in automating your operation for further growth, then I look forward to hearing more from you.
You'll appreciate my work ethic, professionalism, and ability to navigate complex tasks with excellent prompt follow-through.
Associated with
THE ONE TECHNOLOGIES
$700K+
earned