Address :

Sector-07, Uttara, Dhaka, Bangladesh

About Me

Who Am I ?

I am a passionate Full Stack Web Developer specializing in building innovative web applications and interactive user experiences. Leveraging modern technologies like React, Next.js, and Node.js, I transform complex ideas into scalable digital solutions. My portfolio showcases a commitment to clean code, performance, and delivering successful projects for clients and businesses. I hold a B.Sc. in Computer Science and Engineering, which provides a strong foundation in both theoretical and practical aspects of software development.

Full Stack Web Development

Complete web applications using modern frameworks and technologies.

Frontend Development

Responsive, interactive user interfaces with Next.js, React, HTML5, CSS3, JavaScript and TypeScript.

Backend Development

Robust server-side solutions, APIs, and database architecture.

3+ Years
Full Stack
Web Development
Expert
React & Next.js
Frontend Development
Expert
Node.js & APIs
Backend Development
50+
Web Applications
Project Delivery

WORK EXPERIENCE

Professional journey

Full-Stack Engineer(onsite)

Dec 2024Present

Next Level Media BD

  • Engineered 8+ enterprise modules, including Task & Goals Management, Employee Portal, Marketing Suite, Community Hub, Social Integration, Calendar, and File Manager for "MyManager" and "MM Client" platforms.
  • Optimized performance using MongoDB aggregation pipelines, dramatically improving query response times across the Task and Goals, Employee, and Marketing modules.
  • Architected scalable REST APIs and implemented Redux Toolkit for state management across interconnected modules.
  • Resolved 100+ critical production bugs across the whole project, including Task & Goals Management, File Manager, and Calendar systems, maintaining high application reliability.
  • Collaborated to build drag-and-drop Web Builder and Form Builder with real-time preview, enabling non-technical users to create pages and forms without coding
  • Collaborated with cross-functional teams in Agile sprints to deliver user-centric solutions aligned with business requirements.

Full-stack Web Developer (remote)

October, 2025February, 2026

Lipika AI

  • Engineered comprehensive AI-powered writing enhancement platform integrating multiple Large Language Models including ChatGPT, Claude, Grok, Gemini, and DeepSeek for intelligent content generation and refinement.
  • Developed full stack paraphrasing solution replicating QuillBot functionality with advanced text rewriting capabilities, implementing both frontend interface and backend processing using Next.js 16 and Node.js.
  • Built grammar correction system similar to Grammarly featuring real-time error detection, contextual suggestions, and writing style improvements across frontend and backend architectures.
  • Implemented AI content detection bypass tool HixBypass and integrated GPTZero for AI-generated content verification, ensuring comprehensive content authenticity analysis.
  • Architected scalable backend APIs using Node.js and Express.js with MongoDB database, handling high-volume text processing requests and managing complex LLM API integrations.
  • Designed responsive user interfaces using TypeScript, Tailwind CSS, and Next.js 16, delivering seamless user experiences for multiple AI-powered writing tools within a unified platform.

Full-stack Web Developer(onsite)

June, 2024December,2024

Hit solution

  • Developed 3+ responsive web applications using Next.js, React.js, Node.js, and Express.js with API integration via Axios and real-time updates using React Query.
  • Developed 3+ responsive web applications using Next.js, React.js, Node.js, and Express.js with API integration via Axios and real-time updates using React Query
  • Implemented secure authentication systems using JWT, NextAuth, and Firebase for robust user data protection and session management.
  • Designed visually engaging UIs using Tailwind CSS, Bootstrap, DaisyUI, and Framer Motion, creating smooth animations and intuitive user experiences.
  • Integrated payment gateways (SSLCommerz, Stripe) for e-commerce solutions, handling secure transaction processing and order management.
About Rafiuzzaman Rion

About Me.

I am a Full Stack Web Developer with a passion for crafting innovative web applications and digital solutions. My expertise spans both frontend and backend development, delivering reliable, scalable, and user-friendly experiences for clients and businesses.

  • 1 My Mission

    To transform ideas into powerful digital products through clean code, modern technologies, and a commitment to excellence.

  • 2 My Goals

    To deliver high-quality, scalable web applications that solve real-world problems and help clients achieve their business objectives.

  • 3 Why Choose Me?

    I combine technical expertise with a client-focused approach, ensuring every project is completed efficiently and exceeds expectations.

EDUCATION

Academic background

B.Sc in Computer Science and Engineering

20202024

World University of Bangladesh

Focused on software engineering, data structures, algorithms, and web technologies.

Let's Talk

about your next project.