You will get Custom Ruby on Rails Backend API Development - Scalable & Production-Ready
Project details
I am a Senior Ruby on Rails Developer specializing in Custom Ruby on Rails Backend API Development, delivering scalable, secure, and production ready web applications for startups, enterprises, and SaaS platforms. I focus on clean, maintainable code and robust architecture to maximize business value and performance.
☑ What I deliver:
• Custom Ruby on Rails development including backend logic, features, and APIs
• RESTful and GraphQL API design, integration, and optimization
• Authentication systems with Devise, JWT, and OAuth
• Database modeling and optimization with PostgreSQL, MySQL, and Redis
• Background jobs and scalable architecture using Sidekiq and ActiveJob
• Integration with third party APIs such as Stripe, Google, and social logins
• Performance tuning, bug fixes, and code refactoring for high reliability
I provide transparent communication, on time delivery, and top quality full stack solutions tailored to your project needs.
Ruby on Rails developer, Custom Ruby on Rails Backend API Development, scalable backend, production ready API, Rails API developer, full stack developer, RESTful API developer, GraphQL API developer, bug fixes, code refactoring, SaaS
☑ What I deliver:
• Custom Ruby on Rails development including backend logic, features, and APIs
• RESTful and GraphQL API design, integration, and optimization
• Authentication systems with Devise, JWT, and OAuth
• Database modeling and optimization with PostgreSQL, MySQL, and Redis
• Background jobs and scalable architecture using Sidekiq and ActiveJob
• Integration with third party APIs such as Stripe, Google, and social logins
• Performance tuning, bug fixes, and code refactoring for high reliability
I provide transparent communication, on time delivery, and top quality full stack solutions tailored to your project needs.
Ruby on Rails developer, Custom Ruby on Rails Backend API Development, scalable backend, production ready API, Rails API developer, full stack developer, RESTful API developer, GraphQL API developer, bug fixes, code refactoring, SaaS
Programming Languages
Python, Ruby/Ruby on Rails, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$150
|
Standard
$500
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 3 days | 5 days | 10 days |
Number of Revisions | 2 | 2 | 2 |
Design Customization | - | ||
Content Upload | - | - | |
Responsive Design | |||
Source Code | - |
About Qasim
Full Stack Dev | Ruby on Rails, React, AI & CRM Integration Expert
Lahore, Pakistan - 9:55 am local time
I am a Full Stack Developer with 7+ years of experience building secure, scalable, and high performance web applications using Ruby on Rails, React, PERN stack, and AI powered solutions. I help startups and growing businesses transform ideas into production ready platforms with clean code, modern frameworks, and cloud infrastructure.
▶ I Have:
✓ Delivered HIPAA compliant healthcare management systems with patient records, appointment scheduling, and telemedicine integration
✓ Built end to end HR platforms featuring employee onboarding, attendance tracking, performance reviews, and document management
✓ Developed automated payroll systems with tax calculations, direct deposit processing, multi currency support, and compliance reporting
✓ Engineered real time booking platforms with calendar synchronization, payment gateways, SMS notifications, and availability management
Currently, I lead development on a machine learning powered product gaining recognition locally and internationally. I focus on performance optimization, business driven outcomes, and maintainable code that scales with your growth.
✅ Core Technical Expertise
✔ Backend Development: Ruby on Rails, REST APIs, GraphQL, PostgreSQL, MySQL, Sidekiq, Redis, Node.js, Express.js, background job processing, and microservices architecture
✔ Frontend Development: React.js, JavaScript, TypeScript, Redux, Next.js, Tailwind CSS, Bootstrap, AngularJS, responsive UI design, and progressive web apps
✔ PERN Stack Development: PostgreSQL, Express, React, Node.js for building scalable full stack applications with real time features
✔ CRM Integration & Plugins: Salesforce integration, HubSpot API, Zoho CRM, custom plugin development, third party API connections, and workflow automation
✔ Cloud & DevOps: AWS (EC2, RDS, S3, Lambda), Heroku deployment, Render, DigitalOcean, Docker, Nginx, Capistrano, CI/CD pipelines, server administration, and monitoring tools
✔ AI & Machine Learning: Generative AI integration, OpenAI API, ChatGPT implementation, AI powered automation, intelligent workflows, natural language processing, and predictive analytics
✔ Performance & Security: Database optimization, caching strategies, load balancing, SSL certificates, security audits, payment gateway integration (Stripe, PayPal), and API rate limiting
I am known for clear communication, reliability, and long term collaboration. If you need a Ruby on Rails React Developer who understands full stack development, PERN stack, CRM integration, plugins, AI solutions, AWS, and Heroku, let's build software that performs and scales.
Ruby on Rails Developer, React Developer, Full Stack Developer, PERN Stack Developer, Node.js Developer, Express.js, PostgreSQL, JavaScript Developer, TypeScript, REST API Development, GraphQL API, CRM Integration, Salesforce Integration, HubSpot Integration, Zoho CRM, Custom Plugin Development, AWS Developer, Heroku Deployment, Cloud Infrastructure, DevOps Engineer, Docker, CI/CD Pipeline, AI Integration, Machine Learning, OpenAI API, ChatGPT Integration, Generative AI, Web Application Development, Backend Developer, Frontend Developer, Database Optimization, Redis, Sidekiq, Background Jobs, Microservices, API Integration, Third Party API, Payment Gateway Integration, Stripe Integration, Server Administration, Performance Optimization, Security Audit, Responsive Design, UI/UX Development, Tailwind CSS, Bootstrap, Next.js, Redux, AngularJS, Progressive Web Apps, Real Time Applications, Scalable Architecture, SaaS Development, Startup Developer, Healthcare Software, HR Management System, Payroll System, Booking Platform, E-commerce Development, Workflow Automation, Server Monitoring, Load Balancing, SSL Configuration, Database Migration, Code Review, Agile Development, Git Version Control
Steps for completing your project
After purchasing the project, send requirements so Qasim can start the project.
Delivery time starts when Qasim receives requirements from you.
Qasim works on your project following the steps below.
Revisions may occur after the delivery date.
Requirement Gathering
I collect project goals, feature list, API needs, authentication, database preferences, integrations, deadlines, and design specifications to create a clear development roadmap.
Development & Implementation
I build the backend using Ruby on Rails, design RESTful or GraphQL APIs, implement authentication, integrate 3rd-party services, optimize database, and ensure scalable architecture.