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 React Architect

Senior Frontend Developer specializing in React.js, Next.js and modern web technologies.

Riyasaat Ahmed - Frontend Developer

About Me

Senior Frontend Engineer with 5+ years of remote experience in small, high-ownership teams across US and Europe fast-shipping startups. I build AI-native products end-to-end, solo-shipping full-stack platforms that integrate ML backends, LLM APIs, and complex data workflows into intuitive user-facing tools.

I combine deep frontend fundamentals with full-stack ownership across BE, DB, and DevOps, working directly with data scientists to translate research into production API logic with Python and FastAPI. I apply strong context-engineering principles and leverage tools like Cursor to produce production-grade code at the pace of AI.

TypeScript
React.js
Next.js
Intro Video

Skills

Main strengths

TypeScriptReact.jsNext.jsLLM APIsAI-Native ProductsCoding Agents (Cursor)Context Engineering

Can comfortably contribute

PythonFastAPIOpenAI APIFunction CallingSQLPostgreSQLData VisualizationDrizzleORMSupabaseNestJSReact NativeDockerObservabilityKeycloakREST APIExpressPrompt EngineeringCursor Rules and Command-driven workflows

State management

React Context APIEvent EmitterZustandXStateReduxJotaiRecoilMobX

React design patterns

Render PropsContainer-PresentationLazy Loading ComponentsCompound ComponentsData Management with Providers

Design principles

SOLIDSoCDRYKISSYAGNI

Syling

CSSSCSSCSS ModulesTailwind CSSShadCNStyled ComponentsMaterial UIChakra UIBootstrapAnt DesignSemantic UIBulmaFoundation

Testing

JestReact Testing LibraryPlaywrightCypress

Work Experience

Full Stack Developer

Martlet.ai

May 2025 - Present

  • 🚀 Single-handedly built HCC Platform and RADV Platform from ground up, developing frontend, backend, and DevOps infrastructure for two critical healthcare risk adjustment solutions. Migrated HCC Platform frontend from Next.js to React with Vite, reducing build time by 60% and enabling faster hot module replacement, significantly improving development workflow efficiency.

  • 🚀 Developed comprehensive patient management system for HCC Platform with patient-specific charts view, filtering, pagination, and advanced annotation system with evidence linking enabling healthcare professionals to efficiently manage and analyze patient data, improving coding accuracy by 35% and reducing data processing time.

  • 🚀 Built robust task management system for RADV Platform with search, filtering by status, tabs, pagination, and resizable panels enabling efficient task organization and workflow management for audit defense, increasing task processing efficiency by 40% and streamlining audit preparation workflows.

  • 🚀 Implemented advanced project management module with export functionality, time tracking, comprehensive data validation, and logs module ensuring data integrity and providing detailed audit trails. This reduced audit preparation time by 50% and improved compliance tracking accuracy.

  • 🚀 Created sophisticated PDF handling system with PDF page navigation, evidence linking, and PDF caching functionality significantly improving document viewing performance, reducing load time by 70% and enhancing user experience for clinical note review and validation.

  • 🚀 Integrated Keycloak authentication with custom login themes and role-based user management ensuring secure access control across both platforms. Implemented WebP image support with PNG fallback, reducing authentication page load time by 45% and optimizing assets for better performance.

  • 🚀 Developed ML backend integration for automated chart analysis and ICD code search functionality connecting frontend with machine learning services, improving coding accuracy by 25% and automating RAF scoring, significantly reducing manual coding efforts.

  • 🚀 Built a clinical PHI de-identification API integrating John Snow Labs SparkNLP clinical NLP models across text, PDF, DICOM, SVS & AWS HealthImaging enabling automated removal of protected health information from multi-format patient documents at scale.

  • 🚀 Translated data scientist Python notebook research into production API logic with per-entity mask/obfuscate policies, LRU pipeline caching and Elasticsearch audit versioning bridging the gap between ML research and production-ready backend services using FastAPI and PySpark.

  • 🚀 Designed and implemented responsive dashboards with modern UI components, redesigned annotation pages, and enhanced task management interfaces improving user experience and productivity, increasing user engagement by 55% for healthcare providers working on risk adjustment.

  • 🚀 Continuously collaborating with the Founder to improve platform features, exploring potential business approaches, and providing technical insights for strategic decisions. Actively participating in product roadmap planning, contributing to platform growth and market positioning while maintaining code quality and scalability standards.

Lead React.js Developer

Pool Office Manager.

January 2023 - April 2025

  • 🚀 Developed a UI Library of pixel-perfect, well-tested, reusable, and functional web components which reduced bugs by 20% and improved performance by 30% in the app.

  • 🚀 Migrated two critical entities from RestAPI to GraphQL, improving data fetching efficiency by 35% by reducing over-fetching and under-fetching, enhancing API performance, and simplifying the front-end data query structure.

  • 🚀 Mentoring junior developers, providing guidance on resolving technical debt thus improving the overall team productivity and ensuring code quality by reviewing pull requests (PRs), helping them adhere to best practices and coding standards.

  • 🚀 Collaborating closely with Product Managers, UI designers, and the CEO to improve the app's user experience, ensuring alignment between business goals and user needs, resulting in more intuitive and engaging interfaces.

Next.js Developer

A Leon Company.

January 2022 - December 2022

  • 🚀 Managed, designed, and executed front-end development projects for multiple clients generating substantial revenue, which included designing highly responsive user interfaces for digital platforms and customer websites, bug fixes, and adding new features to existing multiple projects.

  • 🚀 Changed page rendering technique which reduced the built time from 45 minutes to 2 minutes and scaled the project in a way that would serve up to 500k pages with blazing-fast render time.

  • 🚀 Solved a next.js specific problem which allowed us to use SSR/SSG/ISR/On-DemandISR interchangeably on specific pages thus we can maintain, modify, refactor, and scale all of our client projects through multitenant e-commerce app in one single codebase.

  • 🚀 Implemented all the features by myself, which reduced the number of npm packages from 35 to 10 which improved initial load time by 40%.

  • 🚀 Implemented new and complex features to improve the frontend project's functionality across browsers and mobile devices, which eliminated recurring bugs and improved and enhanced customer experience by 30%.

MERN Stack Developer

Red Matter Technologies Ltd.

Sept 2021 - Oct 2022

  • 🚀 Refactored the workspace (one of the app's major features) component achieving 3x faster speed in user operations, which resulted in a better user experience and reduced the chances of the browser being frozen during cell analysis.

  • 🚀 Reorganized the previously implemented React Components resulting in the reduction of the number of rerenders by the utmost 7x times which took away the lagging after any user interaction.

  • 🚀 Redesigned the frontend architecture and data model which decreased time complexity from O(n^3) to O(1) of some of the features enabling better speed and performance of the app.

  • 🚀 Changed the UI design from open vertical boxes to a table with collapsable rows and thus we were able to display up to 50 FCS files from 5 FCS files in a single screen frame resulting in a better user experience.

  • 🚀 Wrote Unit tests for the analysis feature and achieved 60% of test coverage strengthening the base of our codebase resulting in fewer bugs and no dead screens in the production environment.

Junior Full Stack Engineer

MzTech Software Development Corporation.

Jan 2021 - Aug 2021

  • 🚀 Developed the feature of multiple video uploading from the web and hosted them on AWS S3, with the help of the Lamda function.

  • 🚀 Built the entire chat module including Video-Audio Calls, Screenshare, Active now, Last Seen, P2P chats, Text Seen and all the advanced features of a messenger.

  • 🚀 Built the official website of MzTech Corp.

Recommendations

Gabriel Bull Avatar
Gabriel BullCloud architect

I worked with Riyasaat on several React projects, and he quickly became someone I could rely on. He's got a solid grasp of React and frontend development in general, not just the usual stuff like components and hooks, but also things like performance tuning, managing complex state, and keeping codebases maintainable.

What I appreciated most was his attitude. Riyasaat is a hard worker who doesn't shy away from tough or unfamiliar tasks. Whether it was digging into messy legacy code or picking up new tools on the fly, he never hesitated to roll up his sleeves and figure things out. He's also great at balancing independence with teamwork, he knows when to run with something and when to check in to make sure everyone's on the same page.

On top of that, he's just a good presence on a team. Thoughtful in code reviews, always willing to help others, and steady under pressure. I'd happily work with him again, and I think any team would be lucky to have him.

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Nabeel Zubair Avatar
Nabeel ZubairFrontend Engineer @ Quil | Full-Stack Development

I had the pleasure of working with Riyasaat as part of the same team. From the very beginning, it was clear that he had a strong foundation in front-end development and an eagerness to learn and grow in his role.

What stood out the most about Riyasaat was his professionalism, humility, and dedication to excellence. He consistently approached every task with curiosity and a genuine desire to improve. Whether it was tackling complex UI challenges, integrating new technologies, or refining user experiences, he was always ready to adapt and deliver.

Riyasaat's kind and considerate nature made him an invaluable team member. He showed great respect for feedback and looked up to me for guidance, which was a testament to his willingness to learn and grow. It was incredibly rewarding to see how he implemented the advice I shared, often exceeding expectations with his work.

His ability to collaborate with the team and meet deadlines with efficiency made him a reliable and trusted colleague. Beyond his technical skills, his positive attitude and approachable demeanor contributed to a work environment where collaboration and creativity thrived.

I am confident that Riyasaat will continue to excel in his career and make a meaningful impact wherever he goes. He would be a fantastic addition to any team, and I highly recommend him for any opportunity that comes his way.

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Mohammad Eyasin Avatar
Mohammad EyasinSr. Backend Software Engineer - Technical Lead and Architect

Riyasaat is a highly skilled frontend developer proficient in JavaScript, React, and NextJS. I've had the pleasure of working with him across two companies, where he consistently demonstrated his intelligence and expertise. Rahul's coding practices are top-notch, ensuring optimal application performance. He excels at solving complex business problems with ease, thanks to his sharp problem-solving skills. Moreover, his excellent communication skills make him a valuable asset to any team. I wholeheartedly recommend Rahul to any company seeking a talented and reliable frontend developer.

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Mark Kelly Avatar
Mark KellyData scientist, renewable energy engineer, and part-time farmer.

Riyasaat has a great attitude, is a quick learner, affable and is very reliable. Highly recommended.

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MD Rubaith Adnan Avatar
MD Rubaith AdnanFullstack Developer | React | Node | Javascript | Typescript

Rahul is an expert frontend developer with extensive knowledge of TypeScript, JavaScript, Next.js, React, and Test-Driven Development (TDD). His commitment to delivering high-quality products from scratch is commendable. Rahul's strong communication skills greatly contribute to effective collaboration with colleagues. I highly recommend Rahul for any frontend development projects. Best wishes to Rahul for continued success in his career!

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