Toheed A.

Top Rated | 100% Job Success | Ruby on Rails Expert | Sharetribe | Shopify | DevOps I'm a Senior Ruby on Rails Full Stack Developer with 100% Job Success on Upwork. I specialize in Sharetribe marketplace development, Shopify custom apps & themes, and building scalable SaaS platforms with Rails, React, and modern web technologies. I help startups and businesses build, customize, and scale their web applications — from Sharetribe Flex/Go marketplace customization to Shopify Liquid themes, apps, and API integrations to full-scale SaaS and e-commerce platforms. 🔧 What I Build: • Sharetribe Flex & Go — Custom marketplace development, transaction flows, payment integrations, and platform customizations • Shopify — Custom Liquid themes, private/public apps, GraphQL & REST API integrations, Spree Commerce • Ruby on Rails Applications — SaaS platforms, APIs, admin dashboards, multi-tenant systems, e-commerce, fintech • React.js & Frontend — SPAs, Next.js, Hotwire/Turbo/Stimulus, TailwindCSS, responsive UIs • DevOps & Cloud — Docker, CI/CD (GitHub Actions), AWS, Heroku, Digital Ocean, zero-downtime deployments • API Development — REST, GraphQL, third-party integrations (Stripe, PayPal, Braintree) ⚙️ Core Technical Stack: • Ruby on Rails 5–7 (Expert) — ActiveRecord, Sidekiq, Redis, DelayedJob, ActionCable, Hotwire • PostgreSQL, MySQL, MongoDB, Firebase — Database design & query optimization • React.js, JavaScript, Stimulus, TailwindCSS • Shopify Liquid, Shopify APIs (GraphQL & REST), Shopify App Development • Sharetribe Flex SDK, Sharetribe Go Customization • Stripe, PayPal, Braintree payment integrations • Docker, AWS (EC2, S3, RDS), Heroku, Digital Ocean, CI/CD • Python, Loopback (Node.js), Workato automation • Git, RSpec, TDD, clean architecture 🏗️ How I Help Clients: • Backend Development — Secure, high-performance Rails APIs for SaaS & fintech apps • E-Commerce — Customized Spree Commerce, Shopify, and Sharetribe stores • DevOps & Cloud — Automated deployments via CI/CD, Docker, AWS — cutting release cycles by 40-50% • System Architecture — Designed and scaled multi-tenant SaaS platforms for reliability and growth • Legacy Modernization — Rails upgrades, performance optimization, database tuning ✅ Why Clients Choose Me: • 100% Job Success Score — Every client satisfied • 11 completed jobs with $5K+ delivered and excellent reviews • Full-stack ownership — Frontend, backend, database, DevOps — one developer, no coordination overhead • Fast turnaround — 0-4 hour response time, available 30+ hrs/week • Clean, maintainable code — Tested, documented, built for production 💬 Ready to start? If you need a Sharetribe marketplace customized, a Shopify store built, an MVP launched, or a Rails application scaled — invite me to your project or message me directly.