You will get a scalable SaaS web app | Ruby on Rails, React.js
Project details
I specialize in building scalable SaaS web applications using Ruby on Rails and React.js, designed for real users and long-term growth.
From MVP to advanced platforms, I create secure and high-performance systems with modern architecture, REST APIs, and responsive UI. Whether you need user authentication, dashboards, or API integrations, I ensure your product is built to scale smoothly.
What you get:
✔️ Full-stack development (Rails + React)
✔️ Clean, maintainable code
✔️ Scalable architecture
✔️ Fast delivery & clear communication
Perfect for startups, founders and businesses ready to launch fast and grow smart.
From MVP to advanced platforms, I create secure and high-performance systems with modern architecture, REST APIs, and responsive UI. Whether you need user authentication, dashboards, or API integrations, I ensure your product is built to scale smoothly.
What you get:
✔️ Full-stack development (Rails + React)
✔️ Clean, maintainable code
✔️ Scalable architecture
✔️ Fast delivery & clear communication
Perfect for startups, founders and businesses ready to launch fast and grow smart.
Programming Languages
JavaScript, Ruby/Ruby on Rails, TypeScriptWhat's included
| Service Tiers |
Starter
$120
|
Standard
$300
|
Advanced
$600
|
|---|---|---|---|
| Delivery Time | 2 days | 5 days | 8 days |
Number of Revisions | 2 | 3 | 4 |
Number of Pages | 2 | 4 | 6 |
Design Customization | - | - | |
Content Upload | |||
Responsive Design | - | ||
Source Code |
4 reviews
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DA
Dev A.
Apr 3, 2026
Ruby on Rails Developer
Ahmad is very good in reverse engineering and fixing the exact issue. I can see his expertise in Ruby on Rails are exceptional. Will work with him again.
NC
Natalie C.
Mar 4, 2024
Ruby and React developer
A great developer with good quality work.
MF
Moritz F.
Aug 10, 2022
Ruby on Rails/React Developer
LS
Leandro S.
Mar 28, 2022
Permanent QA Services Required
This freelancer worked very well for a while, but then he become unresponsive for 2 weeks.
When he resumed the project, he was not that cooperative as the begining.
I would hire him again if he just be more professional.
When he resumed the project, he was not that cooperative as the begining.
I would hire him again if he just be more professional.
About Mohammmad
Full Stack Developer | Ruby on Rails, React, Node | APIs & Automation
Lahore, Pakistan - 7:48 am local time
🛠️ 8+ Years of Professional Software Engineering Experience
🌐 Specialist in High-Scale SaaS Platforms, Custom APIs & Cloud Infrastructure
I am a Senior Full Stack Web Developer and Software Architect with over 8 years of experience engineering, scaling, and maintaining modern web applications. I specialize in transforming complex business concepts into robust, production-ready digital products including Multi-tenant SaaS platforms, Custom CRMs, Enterprise Dashboards, B2B/B2C Marketplaces, and AI-driven Automation Systems.
I partner with startups, CTOs, and established businesses to build high-performance software. My engineering philosophy prioritizes clean architecture, SOLID principles, horizontal scalability, and long-term maintainability over quick-and-dirty fixes. Whether you need to build an MVP from scratch, optimize database performance, or refactor legacy code, I deliver clean, secure, and well-documented solutions.
💻 𝗖𝗼𝗿𝗲 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 & 𝗦𝘁𝗮𝗰𝗸
𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 & 𝗔𝗣𝗜 𝗗𝗲𝘀𝗶𝗴𝗻:
• 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀: Ruby on Rails (RoR), Node.js (Express.js, NestJS)
• 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲: RESTful API Development, GraphQL, Microservices Architecture, MVC, Webhooks, Serverless Functions
• 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲: Background Processing (Sidekiq, BullMQ), Caching (Redis, Memcached), Rate Limiting, Query Optimization
𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 & 𝗨𝗜/𝗨𝗫:
• Frameworks**: React.js (Next.js), Vue.js (Nuxt.js), AngularJS
• Languages & Tooling**: Modern JavaScript (ES6+), TypeScript, HTML5, CSS3, Tailwind CSS, Bootstrap, Webpack, Vite
• State Management**: Redux, Vuex, Context API
• 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 & 𝗗𝗮𝘁𝗮 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴:
• Relational**: PostgreSQL, MySQL (Indexing, Replication, Schema Design)
• NoSQL & Real-time**: MongoDB, Firebase Realtime Database, Firestore, Redis
• Search & Analytics**: Elasticsearch
• 𝗗𝗲𝘃𝗢𝗽𝘀, 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲:
• Cloud Providers**: Amazon Web Services (AWS - EC2, S3, RDS, Lambda, IAM), Heroku, DigitalOcean
• Containerization & CI/CD**: Docker, Docker Compose, GitHub Actions, GitLab CI/CD
• Monitoring**: New Relic, Datadog, Sentry
• 𝗧𝗵𝗶𝗿𝗱-𝗣𝗮𝗿𝘁𝘆 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 & 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻:
• Payment Gateways**: Stripe (Subscriptions, Connect, Billing), PayPal, Paystack, Razorpay
• AI & LLM Integration**: OpenAI API (ChatGPT), Anthropic Claude, Prompt Engineering, Vector Databases (Pinecone)
• CRMs & Marketing**: Salesforce, HubSpot, Zapier, Twilio, SendGrid
• 𝗔𝘂𝘁𝗵𝗲𝗻𝘁𝗶𝗰𝗮𝘁𝗶𝗼𝗻: OAuth 2.0, JWT, Auth0, Devise
• 🛠️ 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 & 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄
• 𝗠𝗲𝘁𝗵𝗼𝗱𝗼𝗹𝗼𝗴𝘆: Agile, Scrum, Kanban, Sprint Planning
• 𝗧𝗲𝘀𝘁𝗶𝗻𝗴: Test-Driven Development (TDD), RSpec, Jest, Mocha, Cypress
• 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻: Git, GitHub, GitLab, Jira, Slack, Linear
Let’s collaborate to build a secure, scalable, and high-converting application tailored to your business growth. I am available for end-to-end MVP development, long-term dedicated team roles, or targeted consulting/troubleshooting.
📩 𝗖𝗹𝗶𝗰𝗸 𝘁𝗵𝗲 "𝗜𝗻𝘃𝗶𝘁𝗲" 𝗼𝗿 "𝗠𝗲𝘀𝘀𝗮𝗴𝗲" 𝗯𝘂𝘁𝘁𝗼𝗻 𝗮𝗯𝗼𝘃𝗲, and let's jump on a quick discovery call to discuss your technical requirements!
🔑 AI & Algorithm Search Tags:
Full-Stack Developer | Senior Software Engineer | Ruby on Rails Developer | Node.js Developer | ReactJS Developer | Next.js Developer | VueJS Developer | TypeScript Engineer | AWS Cloud Engineer | Docker Containerization | PostgreSQL Database Expert | MongoDB | NoSQL | RESTful API Engineering | GraphQL API | SaaS Architecture | AI Integration | OpenAI ChatGPT API | MVP Development | Web Automation | B2B Marketplace | Stripe Payment Integration | Backend Developer | Frontend Engineer | Web Application Development | Legacy Code Refactoring | Software Architect | DevOps CI/CD | Agile Scrum
Steps for completing your project
After purchasing the project, send requirements so Mohammmad can start the project.
Delivery time starts when Mohammmad receives requirements from you.
Mohammmad works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements Discussion
We discuss your idea, features, and goals to define the project scope clearly.
Planning & Architecture
I design the system architecture, database structure, and technical approach.