Razi Ul Hassan
Karachi, Pakistan
Razi Ul Hassan
Full Stack Developer
Category : Web development
Full Stack Developer with expertise in building scalable front-end and back-end solutions using modern JavaScript frameworks and cloud technologies.
Working hours
- Monday:08h00 To 18h00
- Tuesday:08h00 To 18h00
- Wednesday:08h00 To 18h00
- Thursday:08h00 To 18h00
- Friday:08h00 To 18h00
- Saturday:Not available
- Sunday:Not available
• Architected scalable FinTech applications achieving 100% compliance with Tier-1 banking security through MFA
matrix systems and hardware-level PII encryption (Keychain/Keystore).
• Developed a modular white-label framework supporting multi-bank deployments from a single codebase, reducing
time-to-market for new partners by 60%.
• Integrated MRZ scanning & optimized onboarding using device cameras to automate registration, reducing data
entry errors by 85% and cutting onboarding time from minutes to seconds.
• Engineered RESTful APIs & Microservices using NestJS and GraphQL, increasing data processing efficiency by
40% and reducing server response times.
• Streamlined state management using Redux Toolkit and Zustand with persist middleware, reducing boilerplate by
40% and enabling automatic session recovery.
• Led rapid prototyping of 15+ high-impact features, maintaining a 95% on-time delivery rate while improving user
engagement metrics by 25%.
matrix systems and hardware-level PII encryption (Keychain/Keystore).
• Developed a modular white-label framework supporting multi-bank deployments from a single codebase, reducing
time-to-market for new partners by 60%.
• Integrated MRZ scanning & optimized onboarding using device cameras to automate registration, reducing data
entry errors by 85% and cutting onboarding time from minutes to seconds.
• Engineered RESTful APIs & Microservices using NestJS and GraphQL, increasing data processing efficiency by
40% and reducing server response times.
• Streamlined state management using Redux Toolkit and Zustand with persist middleware, reducing boilerplate by
40% and enabling automatic session recovery.
• Led rapid prototyping of 15+ high-impact features, maintaining a 95% on-time delivery rate while improving user
engagement metrics by 25%.
• Worked alongside a team a team of 15+ developers to build web applications using React.js, Next.js and Node.js.
• Integrated SuiteCRM API with Node.js backend, streamlining CRM workflows and automating data sync processes.
• Implemented payment gateways (Tilopay, Stripe, PayPal) via SuiteCRM APIs, enabling secure transactions for
multiple clients.
• Maintained Git-based version control and CI pipelines to ensure stable deployment cycles.
• Integrated APIs and optimized data rendering, improving average page performance scores from 65 to 85+ on
Lighthouse.
• Integrated SuiteCRM API with Node.js backend, streamlining CRM workflows and automating data sync processes.
• Implemented payment gateways (Tilopay, Stripe, PayPal) via SuiteCRM APIs, enabling secure transactions for
multiple clients.
• Maintained Git-based version control and CI pipelines to ensure stable deployment cycles.
• Integrated APIs and optimized data rendering, improving average page performance scores from 65 to 85+ on
Lighthouse.
• Developed and deployed 10+ full-stack applications using React, Next.js, Node.js, and FastAPI, reducing
development time by 30%.
• Improved UI consistency and reusability by implementing component libraries.
• Integrated state management using React Context, Recoil JS.
• Integrated form verification & validations using Formik & Yup.
• Reduced page load times by 25% by optimizing frontend performance and lazy-loading strategies.
• Managed deployment pipelines via Vercel CI/CD, automating build and release cycles for 7+ client apps.
• Strengthened authentication across platforms using Firebase, Supabase, and custom JWT Auth, securing data for
over 1000 users.
• Conducted code reviews and refactored legacy code using TypeScript, improving code maintainability by 35%.
• Implemented Algolia Search with Firebase, enabling real-time search with <200ms latency for over 2,000 records.
development time by 30%.
• Improved UI consistency and reusability by implementing component libraries.
• Integrated state management using React Context, Recoil JS.
• Integrated form verification & validations using Formik & Yup.
• Reduced page load times by 25% by optimizing frontend performance and lazy-loading strategies.
• Managed deployment pipelines via Vercel CI/CD, automating build and release cycles for 7+ client apps.
• Strengthened authentication across platforms using Firebase, Supabase, and custom JWT Auth, securing data for
over 1000 users.
• Conducted code reviews and refactored legacy code using TypeScript, improving code maintainability by 35%.
• Implemented Algolia Search with Firebase, enabling real-time search with <200ms latency for over 2,000 records.
• Developed 5+ React-based UIs with pixel-perfect responsiveness using Ant Design & Styled Components.
• Connected 10+ third-party SDKs (Google Maps, Firebase, Twilio) to enable geolocation, authentication, and realtime messaging.
• Connected frontend with REST and GraphQL APIs, enabling seamless data exchange and user interactions.
• Collaborated with cross-functional teams to deliver client apps 2 weeks ahead of schedule in 3+ projects.
• Connected 10+ third-party SDKs (Google Maps, Firebase, Twilio) to enable geolocation, authentication, and realtime messaging.
• Connected frontend with REST and GraphQL APIs, enabling seamless data exchange and user interactions.
• Collaborated with cross-functional teams to deliver client apps 2 weeks ahead of schedule in 3+ projects.
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