Arfatur Rahman | Full-Stack Developer | AI Enthusiast

Key Skills & Expertise

I specialize in developing scalable, high-performance applications using modern technologies, with a focus on both frontend and backend development, AI, and machine learning integrations. Here’s a summary of my skills:

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Frontend Development

• React.js: Building dynamic user interfaces with reusable components, hooks, and state management for responsive applications.
• Next.js: Developing server-side rendered (SSR) and static web applications, optimizing SEO and performance.
• Tailwind CSS: Creating highly customizable, responsive designs with utility-first CSS.
• Cascading Style Sheets (CSS): Crafting visually appealing layouts and designs for web pages.
• Bootstrap: Fast UI development with pre-designed components, grids, and responsive elements.
• Material-UI: Implementing Google’s Material Design in React applications for sleek and responsive user interfaces.
• Rechart: Integrating interactive charts and data visualizations into React-based applications.
• HTML5: Utilizing modern HTML features for structuring web pages and enhancing interactivity.
• Responsive Web Design: Ensuring cross-device compatibility, building websites that adapt seamlessly to various screen sizes.

Backend Development

• Node.js: Developing server-side logic with non-blocking, asynchronous architecture for high-performance apps.
• Express.js: Building APIs and handling requests with ease in a lightweight, scalable framework for Node.js.
• MongoDB: Leveraging NoSQL databases for flexible, scalable data storage solutions.
• MySQL: Working with relational databases to structure and query data effectively.
• Pusher: Using real-time messaging and notifications in web apps, enabling features like live updates and chat functionality.
• Zustand: Efficiently managing application state in backend-driven React applications, particularly useful for AI-driven systems.
• JSON Web Token (JWT): Securing and verifying user identity for authentication and authorization.
• Firebase: Utilizing Firebase for real-time database features, authentication, and hosting web apps.
• Heroku: Simplifying the deployment process of applications, scaling web apps with minimal setup.
• Ant Design: Using a modern UI framework to design polished and responsive web applications.
• Authorization: Managing user access control and permissions with role-based systems and token-based authentication.

Machine Learning & AI

• OpenAI API: Integrating advanced language models like GPT for natural language processing tasks including text generation, summarization, and translation.
• LangChain: Building AI applications that connect language models with external data sources, enabling context-aware and intelligent outputs.
• Vector Databases: Implementing vector-based data storage solutions for efficient similarity search in machine learning applications.

Other Tools & Technologies

• Bkash: Integrating mobile payment services in applications for users in Bangladesh.
• Sanity: Managing structured content in headless CMS environments, providing real-time editing capabilities.
• WordPress: Developing custom websites using WordPress, creating themes and plugins to meet client needs.
• GitHub: Collaborating on projects and managing code repositories through version control.
• npm: Managing JavaScript dependencies and sharing code modules within projects.
• cPanel: Administering web hosting services, managing websites and server settings.
• Elementor: Building custom WordPress pages without writing code, using drag-and-drop functionality.
• Structured Data: Implementing SEO-enhancing structured data to improve search engine visibility.
• JavaScript: Writing dynamic client-side scripts to enhance website interactivity and performance.
• Microsoft Word: A word processing software for creating and editing documents.

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Professional Experience

Software Engineer | Todvob

Mar 2024 – Present (1 year)
Hybrid, Chattogram, Bangladesh

• Developing and optimizing high-performance applications using React.js, Node.js, and OpenAI API for advanced AI integrations.
• Collaborating with design and backend teams to deliver cutting-edge solutions in fintech applications.
• Working with Kubernetes for deployment and Envoy proxy for networking, improving system scalability.

Junior Software Engineer | Abroad Inquiry

Sep 2023 – Feb 2024 (6 months)
On-site, Dhaka, Bangladesh

• Built Node.js and MySQL-based applications and worked on Firebase integrations.
• Developed interactive features with real-time capabilities and implemented secure user authentication using JWT.

Web Developer | BLENDIN

Feb 2023 – Aug 2023 (7 months)
On-site, Chattogram, Bangladesh

• Worked on WordPress websites, optimizing designs and functionality.
• Developed MERN Stack web applications, implementing real-time features and user authentication.

Web Developer Intern | QuadricBit.com

Sep 2022 – Nov 2022 (3 months)

• Developed WordPress and MERN websites, enhancing functionality and improving user experiences.
• Worked closely with clients to address technical issues and deliver solutions in a timely manner.

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Projects

1. Fintech Application: Optimized and developed a financial markets application with Next.js, React.js, and Node.js, integrating OpenAI API for real-time insights.
2. AI-Driven Web App: Built a web app integrating LangChain for language model-based features, connecting external data sources for intelligent responses.
3. Real-Time Chat Application: Developed a real-time chat application using Pusher and Node.js, enabling instant communication between users.
4. Custom WordPress Development: Created and customized WordPress websites for various clients, utilizing themes, plugins, and custom layouts for optimal user experiences.

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Education & Certifications

• BSc in Computer Science & Engineering (CSE), Varendra University
• Certifications: Various online courses in AI, Machine Learning, React, and Node.js development.