You will get B2B SaaS Admin Panel | Full Stack with Real-Time Dashboard & RBAC
Top Rated
Project details
Tired of expensive, inflexible SaaS? Get a high-performance, custom-built MERN Stack CRM.
I specialize in developing **Scalable, Secure, and Real-Time** full-stack applications. With 7+ years of expertise in **MERN (MongoDB, Express, React, Node.js)**, I architect custom **SaaS platforms, CRM, and User Management Systems** tailored precisely to your business logic.
I guarantee: **Robust API development, Role-Based Access Control (RBAC), intuitive React frontend design, and seamless third-party integrations (Stripe, Twilio, etc.).** Perfect for launching your MVP or scaling existing business operations. Focus on profitability, not development headaches.
I specialize in developing **Scalable, Secure, and Real-Time** full-stack applications. With 7+ years of expertise in **MERN (MongoDB, Express, React, Node.js)**, I architect custom **SaaS platforms, CRM, and User Management Systems** tailored precisely to your business logic.
I guarantee: **Robust API development, Role-Based Access Control (RBAC), intuitive React frontend design, and seamless third-party integrations (Stripe, Twilio, etc.).** Perfect for launching your MVP or scaling existing business operations. Focus on profitability, not development headaches.
Programming Languages
JavaScriptCoding Expertise
Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$2,500
|
Standard
$5,000
|
Advanced
$8,500
|
|---|---|---|---|
| Delivery Time | 21 days | 35 days | 45 days |
Number of Revisions | 2 | 3 | 4 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code |
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MP
Morgan P.
Apr 20, 2026
60 minute consultation
BQ
Brandon Q.
Mar 16, 2026
Kalshi Prediction Market Consultant Needed
Very responsive. Quick and efficient with his work. During an initial intro call, I explained what I was looking for and he understood and explained to me how he would pursue this data collection goal. He was transparent on timelines, and effectively reached the set goals in that timeframe. I would recommend and contract again.
SH
Sufyan H.
Jan 20, 2026
Full Stack Developer (Node.js & React Native) Needed for Web & AI Mobile App Integration
Really happy with the updates. New features were added to our e-commerce site exactly as requested, with great communication throughout the project.
MM
Matthew M.
Dec 17, 2025
Implement clerk auth after a few searches and design database to save search results (for SEO)
Very responsive and quick to get things done.
TM
Tim M.
Dec 17, 2025
Implement STRIPE Auth + Subscription Paywall for Multiple React Apps
Love working with Zagham as always!
About Zagham
Full Stack Developer
100%
Job Success
Chakwal, Pakistan - 5:41 pm local time
ENTERPRISE-PROVEN RESULTS
— Built an AI SaaS platform for KPMG processing 100,000+ compliance checks annually
— Delivered a SaaS marketplace scaling to 500+ vendors and 1,200+ daily orders
— Architected a B2B SaaS CRM used by 100+ construction companies managing 1,000+ bids
Full Stack Developer | Top Rated Plus | 100% Job Success | AWS Certified Solutions Architect
With 7+ years of experience building scalable SaaS platforms, I don't just write code, I build systems that work under real pressure. As a dedicated Full Stack Developer, I ensure your frontend, backend, and cloud infrastructure seamlessly integrate so you never have to worry about technical debt.
I work best with funded startups and established SaaS teams needing production-grade work.
IF YOU NEED AN MVP DEVELOPER
Your funding just closed. Investors want a working product in 8 weeks. You need a Full Stack Developer who understands "MVP" means shipping the ONE feature that proves your idea works.
I have shipped 5 MVPs that became full products, knowing exactly what to build first and what to skip.
IF YOU NEED A SAAS DEVELOPER
Your SaaS platform is growing but breaking. Users complain about performance, or you are scared to onboard new customers because the system might crash. You need an expert Full Stack Developer to design multi-tenant architecture, robust API integrations, and infrastructure that scales.
I integrate external LLMs, high-volume data feeds, and payment gateways like Stripe Connect. I have built SaaS platforms handling 10,000+ concurrent users at 99.9% uptime.
IF YOU NEED A FULL STACK DEVELOPER
You are tired of managing three developers who blame each other when things break.
As a Full Stack Developer, I build end-to-end. When I say "it is done," that means frontend, backend, database, deployment, and monitoring, all working together, delivered by a seasoned professional.
PRODUCTIZED SPRINT PACKAGES
As a Full Stack Developer, I keep timelines predictable and budgets clear with structured development sprints:
MVP Sprint (4-8 Weeks) — Concept to launch. Core feature development, authentication, database architecture, and initial cloud deployment.
AI Integration Sprint (2-3 Weeks) — Plug OpenAI/LLMs, RAG architectures, or vector databases into your existing application to automate internal workflows.
SaaS Architecture & Scale Audit (1 Week) — A deep dive into your existing codebase to fix bottlenecks, optimize database queries, and reduce cloud hosting costs.
CLIENT SUCCESS STORIES AS A FULL STACK DEVELOPER
KPMG — AI Compliance SaaS Platform
Built an AI-powered compliance platform for Big 4 clients. Reduced manual tasks by 75%, processing 100,000+ annual checks.
Tech: React, Node.js, PostgreSQL, OpenAI API, AWS
E-Commerce SaaS Marketplace
Built a multi-tenant SaaS marketplace with Stripe Connect routing. Scaled to 500+ vendors and 1,200+ daily orders.
Tech: Laravel, Vue.js, MySQL, Redis
AI Analytics SaaS Dashboard
Built an LLM-powered SaaS analytics platform using RAG pipelines, replacing a 4-person data entry team, reducing report time by 80% and saving 120+ hours monthly.
Tech: Next.js, Python, MongoDB, LangChain
FollowUp CRM — B2B SaaS Platform
Built a B2B SaaS CRM from scratch. Used by 100+ companies managing 1,000+ bids.
Tech: Laravel, Vue.js, MySQL, Redis, Docker
CORE TECH STACK & EXPERTISE
Frontend: React, Next.js, JavaScript, TypeScript, Redux, Tailwind CSS
Backend: Node.js, Express.js, NestJS, Laravel (PHP 8+), Python, REST APIs, GraphQL
Database: PostgreSQL, MySQL, MongoDB, Supabase, Redis, Vector Databases
Cloud & DevOps: AWS (EC2, S3, RDS, Lambda), Vercel, Docker, CI/CD Pipelines
AI & Integrations: OpenAI, LLMs, RAG Architecture, LangChain, Stripe API, WebSockets
WHY CLIENTS CHOOSE ME
True Full Stack Developer — I own frontend, backend, and infra so you deal with one person, not three
Top Rated Plus — Upwork's top-tier badge for proven earnings and consistent 5-star delivery
Enterprise Proven — Trusted by KPMG and 10+ funded startups
Certified Expert — AWS Solutions Architect + HackerRank Certified React & Node Developer
AI Ready — Built 3+ production AI systems using OpenAI and LLMs
Security First — XSS, CSRF, and SQL injection protection built into every architecture
Always On Time — 100% on-time delivery across all projects
Clear Communication — Daily updates, flexible across EST, CST, PST, GMT & CET time zones
READY TO START?
As your Full Stack Developer, I have bandwidth for 2 new projects this month. Tell me which Sprint fits and I will scope it same day, or click "Invite to Job" for a detailed technical roadmap within 24 hours, free of charge.
Best Regards,
Zagham Abbas
AWS Certified Solutions Architect | Full Stack Developer | SaaS Developer
Steps for completing your project
After purchasing the project, send requirements so Zagham can start the project.
Delivery time starts when Zagham receives requirements from you.
Zagham works on your project following the steps below.
Revisions may occur after the delivery date.
Build Multi-Tenant SaaS with Real-Time Features & RBAC
Develop MERN Stack admin panel with MongoDB schemas, Express.js/Node.js REST/GraphQL APIs, React dashboard with Socket.io real-time updates, JWT authentication, complex RBAC, and multi-tenant data architecture