About Rizwan
I’m a full-stack engineer specialising in building high-performance web and mobile applications powered by modern AI systems.
My core stack includes Flutter for cross-platform mobile apps, Node.js for scalable backend systems, and Next.js for fast, production-grade web applications. Alongside this, I work in Machine Learning and Artificial Intelligence, integrating intelligent features such as recommendation systems, automation pipelines, and LLM-based solutions into real-world products.
I don’t just “build apps”—I design end-to-end systems that are scalable, maintainable, and optimised for performance. From architecture to deployment, I focus on clean engineering, user experience, and business impact.
What I typically help clients with:
- Cross-platform mobile apps (Flutter) with production-level architecture
- Backend systems (Node.js) with secure APIs, authentication, and real-time features
- Modern web applications (Next.js) optimized for SEO and performance
- AI integration (OpenAI APIs, custom ML models, automation workflows)
- Full product development from MVP to scalable SaaS platforms
My approach is simple: understand the business goal first, then engineer the fastest and most reliable path to it. I prioritise clarity, performance, and long-term scalability over quick hacks.
If you’re building a product that needs strong engineering plus intelligent features, I can help you design and ship it end-to-end.
English
Native or bilingual
Urdu
Native or bilingual
Can work on-site
Manchester (up to 10km), Leeds (up to 10km), Hull (up to 10km)
Experience
- Horizam TechnologiesTeam Lead, Mobile ApplicationsJune 2023 - August 2025 (2 years and 3 months)Lahore, Punjab, Pakistan
- Rapidly promoted through four roles (Intern → Mobile Developer → Full-Stack Developer → Team Lead) due to consistent high performance, ownership, and technical leadership.
- Led a team of 4 mobile developers in an Agile/Scrum environment, improving delivery speed by 15% through structured sprint planning in Jira and CI/CD pipeline optimization.
- Designed and delivered 3 end-to-end full-stack systems for e-commerce and fintech clients, collectively supporting 50,000+ active users.
- Built a reusable and secure payments module (Stripe, Google Pay, Apple Pay) deployed across 4 production apps, processing $80K+ in transactions and reducing integration time by 40%.
- Developed scalable RESTful APIs and real-time features using WebSockets, integrating MongoDB and MySQL depending on system requirements.
- Introduced structured code review practices and mentored 3 junior developers, reducing production bugs by 30% and improving overall engineering maturity of the team.
- Upwork & FiverrFull Stack DeveloperJuly 2021 - February 2023 (1 year and 7 months)Remote, OR 97458, USA
- Delivered 15+ full-stack applications for a global client base, spanning MVPs to complex e-commerce and marketplace platforms, maintaining a 100% delivery success rate.
- Owned full product lifecycle—from client discovery and technical scoping to production deployment on App Store and Google Play—achieving 95%+ client satisfaction and driving 40% repeat engagements.
- Architected and built scalable RESTful APIs using Node.js and Express.js for 10+ production applications, handling authentication, business logic, and data persistence with MongoDB and Firebase.
- Integrated 20+ third-party services and APIs, including Stripe payments, Google Maps, and social authentication providers, reducing development time by ~25% per project through reusable integration patterns.
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Education
- MScMSc
- Master's in Artificial Intelligence and dataUniversity of HullMaster's in Artificial Intelligence and data