I help startups and businesses build SaaS platforms, API integrations, automation systems, and custom web applications that scale from MVP to production.
Most of my work involves developing SaaS products, multi-tenant systems, admin dashboards, and APIs where performance, structure, and long-term scalability matter. I focus on building systems that are stable, maintainable, and ready for real users, not quick fixes or temporary solutions.
Clients usually come to me when they need to:
• Build a custom web application from scratch
• Develop an MVP to validate and launch a product
• Create a SaaS platform with user roles, subscriptions, and scalable architecture
• Build admin dashboards or internal business tools
• Develop backend APIs for web or mobile applications
• Replace plugin-based setups with clean, structured systems
I work across both frontend and backend, keeping application logic, database structure, and user experience aligned. Whether it’s a landing page supporting a product or a full SaaS platform with complex workflows, the goal is always to build something reliable and easy to extend.
In addition to core development, I integrate AI and automation into real systems where they add practical value. This includes AI-powered features, workflow automation, API-based integrations, and business process automation using tools like n8n, Zapier, and custom backend logic — not isolated demos.
I follow a structured development approach: clear requirements, clean code, realistic timelines, and transparent communication. The systems I build are designed to be understood, maintained, and improved over time.
What I work on
• Full-stack web applications and SaaS platforms
• SaaS MVP development and multi-tenant systems
• Backend development and REST API design
• Admin panels, dashboards, and internal tools
• Authentication, authorization, and secure systems
• Payment gateway and third-party API integrations
• Database design, optimization, and backend architecture
• AI-powered features and automation workflows (n8n, APIs, business logic)
Core Technologies
• PHP (Laravel)
• JavaScript (Vue.js, React, Next.js)
• Python (AI & backend services)
• Databases: MySQL, PostgreSQL
• REST APIs, webhooks, third-party integrations
Keywords
Full-Stack Developer, SaaS Developer, SaaS Application Development, SaaS MVP Development, Multi-Tenant SaaS, Custom Web Application Developer, Backend Developer, Laravel Developer, PHP Developer, JavaScript Developer, Vue.js Developer, React Developer, API Development, REST API Development, Backend & Frontend Development, Admin Dashboard Development, Database Design, MySQL, PostgreSQL, Authentication & Authorization, Payment Gateway Integration, Third-Party API Integration, Internal Tools Development, Scalable Web Applications, AI Integration, AI Automation, Workflow Automation, API Automation, n8n, Zapier Integration, Make (Integromat), Business Process Automation, Clean Code, Secure Web Applications
REST API
API Development
Full-Stack Development
Web Application Development
API Integration
Laravel
PHP
Node.js
JavaScript
React
Vue.js
Python
MySQL
Payment Gateway Integration
SaaS Development
Dawood F.
Multan, Pakistan
$40/hr
5.0
20 jobs
I'm a senior Laravel and Node engineer specializing in custom REST API integrations, CRM automation, and backend systems for SMB SaaS founders. Top Rated on Upwork with 100+ shipped projects and a 100% job-success rate.
If you've been burned by a developer before — vague communication, missed deadlines, code your team can't read — that's the gap I fill. I take ownership, communicate clearly every week, and don't stop until the result is right.
— WHAT I DO BEST —
▸ Custom backends & REST APIs — Laravel, Node, Express, PHP
▸ CRM integrations end-to-end — GoHighLevel (GHL), Zenoti, MindBody, Boulevard, PatientNow, Konnektive, Checkout Champ, ActiveCampaign, Shopify, Sticky, WooCommerce, PropertyRadar, SkipTraceButler
▸ AI integration into existing products — OpenAI API, Claude API, n8n, Make, Zapier
▸ Real-time analytics dashboards — including Meta Marketing API
▸ Performance audits & code rescue — recent job cut load times by 60%+
▸ Full-stack web apps when the project needs one person who owns it all (Vue, React, Inertia, Tailwind, Livewire)
— RECENT PROOF —
▸ Built an AI-powered SaaS for a US copywriter — 5,000+ paying subscribers, OpenAI integration, end-to-end Laravel
▸ Took over a GoHighLevel automation rescue after 3 failed freelancers — audited, fixed, optimized
▸ Diagnosed and fixed an API authentication issue (403/401) in hours that another developer called "beyond their ability"
▸ Migrated a WordPress + MindBody integration from API v5 to v6 under tight deadline
▸ Built a custom Laravel admin dashboard integrated with white-label GoHighLevel — repeat client engagement
— WHY CLIENTS HIRE ME —
▸ Top Rated on Upwork — top 10% of freelancers globally
▸ 100% job-success score — every project I've accepted, I've delivered
▸ Clear weekly communication — no jargon, no ghosting, no surprises
▸ Senior-level architecture — clean, secure, maintainable code that survives team handoffs
▸ Honest scoping — if something is outside scope or outside my expertise, I say so before we start
— HOW WE'D WORK TOGETHER —
▸ Open to long-term retainers, hourly engagements, and fixed-scope projects
▸ Available US/EU business hours overlap
▸ Average response: 0–4 hours
▸ Money-back guarantee — if the agreed deliverable isn't right, you don't pay
— TECH I REACH FOR —
Backend: PHP · Laravel · Livewire · Node · Express
Frontend: Vue · React · Inertia · Alpine · Tailwind CSS · TypeScript
Database: MySQL · PostgreSQL · MongoDB · SQLite
Infrastructure: Docker · AWS · Git · cPanel / WHM
AI / Automation: OpenAI · Claude · Make · n8n · Zapier
— LET'S TALK —
Send me an Upwork message describing what you're building or fixing. I'll reply within 4 hours with honest scoping — including whether I'm the right fit for your project. If I'm not, I'll often point you toward someone who is.
API Development
Laravel
Node.js
PHP
API Integration
HighLevel
Vue.js
Full-Stack Development
Back-End Development
CRM Automation
MySQL
JavaScript
TypeScript
WordPress
ExpressJS
CRM Development
OpenAI API
Stripe
Database Design
Software Architecture & Design
Jawad H.
Multan, Pakistan
$9/hr
5.0
13 jobs
Hi — a Full-Stack PHP developer with strong experience in Laravel development, API integration, and improving existing web applications.
I help businesses build, fix, and optimize web platforms using Laravel, PHP, MySQL, JavaScript, and modern frontend technologies.
💻 What I can help you with:
• Laravel web application development
• Fixing bugs and improving existing PHP/Laravel projects
• REST API development & third-party API integrations
• Database design and optimization (MySQL)
• Converting designs to responsive web pages
• Integrating React or other frontend frameworks with Laravel backend
• Performance optimization and code refactoring
⚙️ Technologies I work with:
Laravel | PHP | MySQL | REST APIs | JavaScript | HTML | CSS | Git
I focus on writing clean, secure, and scalable code while making sure the application runs smoothly and efficiently.
If you have an existing Laravel/PHP project that needs fixes, improvements, or new features, feel free to invite me to your job.
Let’s build something great together.
PHP, PHP 8.3, PHP v3 Developer, PHP v5.4, PHP Expert, Core PHP, PHP Programming, PHP Backend Developer, PHP Development, PHP Laravel, PHP LARAVEL developer, PHP Laravel 11, PHP laravel bugs fix, Laravel, Laravel Developer, Laravel Development, Laravel applications, Laravel Project, Laravel Platform, Laravel bug fixes, Laravel frontend, Laravel backend, Laravel expert, Senior Laravel developer, Laravel Specialist, Laravel Vue, Laravel Echo, Laravel Expert Programmer, Laravel 4.x, Laravel 10, Laravel 11, Laravel NOVA, Laravel Nova Developer, Laravel Inertia.js, Laravel Inertia Developer, Laravel Vue Expert, Laravel Files, Laravel Flutter Source code, Laraval Management system development, Laraval Management system developer, Laravel customization, Laravel Filament Developer, Laravel Livewire Developer, Laravel notification feature, Laravel full time work, Laravel Senior Developers, Laravel Forge, HTML, HTML5, CSS, Bootstrap, jQuery, AJAX, JavaScript.
API
PHP
Laravel
CodeIgniter
MySQL
WordPress
Web Development
HTML5
CSS 3
JavaScript
jQuery
Shah R.
Multan, Pakistan
$30/hr
5.0
73 jobs
I am a skilled Backend Expert with extensive experience in API development, integration, and building intelligent, AI-powered solutions. I deliver complex backend systems and innovative conversational AI capabilities tailored to diverse business needs.
My expertise includes:
API Development & Integration: Creating and integrating RESTful, Chat, and Streaming APIs for seamless communication and enhanced functionality.
Conversational AI Solutions: Leveraging Flowise and LangChain to build intelligent chatbots that integrate with backend systems and third-party APIs.
GIS Data Expertise: Extracting, manipulating, and analyzing geospatial data, including OpenStreetMap integrations.
Backend Architecture: Designing scalable, secure backend systems optimized for performance and growth.
Technologies: Proficient in PHP and Python, using modern frameworks and libraries for robust backend development.
I combine technical expertise with a collaborative approach to deliver high-quality, efficient, and reliable solutions. Whether you need custom backend development, AI-powered conversational interfaces, or advanced geospatial solutions, I’m here to help bring your vision to life.
Let’s collaborate to create scalable, future-ready solutions that drive success.
RESTful API
RESTful Architecture
API Development
Laravel
PHP
API Integration
Database Architecture
WordPress Development
OAuth
WooCommerce
CRM Automation
System Automation
Payment Gateway
SaaS Development
Deployment Automation
Shahab U.
Multan, Pakistan
$50/hr
5.0
4 jobs
Senior backend engineer. 7+ years building web products. 3+ years as the core backend dev on a production B2B SaaS CRM.
I work with SaaS founders and product teams who need someone to own the backend — not just complete tickets.
────────────────────────
WHAT I'VE BUILT IN PRODUCTION
────────────────────────
✦ CRM backend
Contact & deal lifecycle, stage management, custom fields, activity tracking, advanced search and filtering.
✦ Scheduling & calls system
Booking flows, calendar sync, reminders, call outcomes — integrated with Google Calendar and Zoom.
✦ Real-time features
WebSocket-based live updates, notifications, and event delivery.
✦ Background processing
Async job queues and scheduled tasks for reminders, data syncing, and time-sensitive workflows.
✦ API controls
Rate limiting, scoped API keys, pagination, OpenAPI documentation.
✦ Billing & user management
Subscriptions, role-based access, multi-tenant isolation, admin controls.
✦ Security hardening
Session fixes, unauthorized access remediation, abuse protection.
────────────────────────
INTEGRATIONS I'VE SHIPPED
────────────────────────
Zapier · Stripe · Google Calendar · Gmail · Zoom · RingCentral · WhatsApp Business · Calendly · Pipedrive · Close
────────────────────────
TECH STACK
────────────────────────
Node.js · TypeScript · PostgreSQL · Prisma · Redis · React · Redux · AWS (EC2, SQS, Lambda) · MongoDB · WebSockets · REST APIs · OpenAPI
────────────────────────
If you're building a SaaS product and need a backend engineer who takes real ownership — let's talk.
REST API
API Development
NodeJS Framework
ExpressJS
MySQL
PostgreSQL
MongoDB
Amazon DynamoDB
TypeScript
JavaScript
API Integration
OpenAPI
React
Facebook Graph API
Websockets
Redis
Serverless Stack
Third-Party Integration
AWS Lambda
Mohammad Y.
Multan, Pakistan
$40/hr
5.0
39 jobs
I am a professional web developer for over 12 years in the field of information technology focusing on development, implementation, integration and testing in web based and client server architecture. I am experienced in full SDLC life cycle, performance improvement, quality management, process reengineering, global implementations and production support. Over the last 12 years i have gained wide range of experience in following fields.
PHP
MYSQL
Postgres
MVC
HMVC
Codeigniter
Laravel4
Laravel5
Bonfire
Yii
Custom MVC frameworks
jQuery
Javascript
LAMP Administration
DigitalOcean
Server Administration
LINUX environment
GIT
SVN
Integrating APIs
Building APIs
Restful APIs
Google Analytics
Google Analytics API
Mailchimp API
Social Networks
Payment Gateways (Stripe, PayPal, authorize.net etc)
PHPUnit testing
Dusk
Codeception testing framework using selenium server
Auto mated tests
Website Scrapping
and many more...
I always prefer a good and long term working relationships with my client.
API
API Development
PHP
jQuery
Mailchimp
LinkedIn Development
CodeIgniter
Laravel
DigitalOcean
Facebook Development
Twitter/X API
Web Development
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