Jahanara Khatun

Full stack Developer

Berrybloomer • Freelance

Jun 2026 - Present • 3 mos

MERN Full Stack Developer and AI Engineer specializing in React.js, Node.js, Express.js, MongoDB, TypeScript, and Python. Built scalable web applications, REST APIs, authentication systems, responsive interfaces, database solutions, and AI-powered features using LLM APIs, prompt engineering, and automation workflows. Focused on clean architecture, performance, reusable components, secure APIs, and reliable user experiences.

Senior Software Developer

TechnomaX Systems • Full-time

Jan 2022 - May 2026 • 4 yrs 4 mos

Worked as a MERN Full Stack Developer building scalable web applications and AI-powered solutions using React.js, Node.js, Express.js, MongoDB, JavaScript, and TypeScript. Developed responsive frontend interfaces, REST APIs, authentication systems, database-driven features, and third-party integrations. Integrated AI capabilities into web applications using Python, LLM APIs, prompt engineering, and AI automation workflows. Collaborated with cross-functional teams to develop features, solve technical challenges, optimize performance, and deliver reliable production-ready applications. Key Achievements Developed full-stack web applications using the MERN stack: React.js, Node.js, Express.js, and MongoDB. Built reusable React components and responsive user interfaces for desktop and mobile. Designed and integrated REST APIs, authentication, authorization, and database functionality. Integrated AI-powered features, LLM APIs, prompt engineering, and automation workflows into web applications. Developed scalable backend services and optimized database queries and API performance. Implemented third-party API integrations and business-specific application features. Collaborated with designers, developers, and stakeholders to deliver reliable software solutions. Troubleshot application issues, improved code quality, and maintained production-ready applications. Goal My goal was to build scalable MERN applications enhanced with practical AI capabilities, combining modern frontend development, robust backend services, database architecture, and AI automation to create efficient and user-focused software solutions. Skills / Keywords MERN Stack · Full Stack Development · React.js · Node.js · Express.js · MongoDB · JavaScript · TypeScript · Python · Artificial Intelligence · AI Integration · LLM · Prompt Engineering · REST API · API Integration · Authentication · Database Development · Responsive Web Development · AI Automation

Software Engineer / Frontend Developer

ABAP IT Solutions Pvt • Full-time

Nov 2022 - Jun 2024 • 1 yr 7 mos

Worked as a Frontend Developer building responsive and user-friendly web and mobile applications using React.js, Ionic, TypeScript, JavaScript, HTML5, and CSS3. Developed reusable UI components, responsive layouts, interactive features, and API integrations for modern applications. Worked closely with backend developers and designers to implement requirements, troubleshoot issues, optimize application performance, and deliver consistent experiences across desktop, tablet, and mobile devices. Key Achievements Developed responsive web applications using React.js, TypeScript, HTML5, and CSS3. Built cross-platform mobile interfaces using Ionic and React. Created reusable and maintainable React components for scalable frontend development. Integrated frontend applications with REST APIs and backend services. Implemented responsive layouts and optimized UI performance across multiple devices. Troubleshot frontend issues, fixed bugs, and improved application usability. Collaborated with developers and designers to translate requirements and designs into functional interfaces. Goal My goal was to build scalable, responsive, and user-friendly web and mobile applications while maintaining clean frontend architecture, reusable components, strong performance, and a consistent user experience. Skills/Keywords React.js · Ionic · TypeScript · JavaScript · HTML5 · CSS3 · Frontend Development · Responsive Web Design · Mobile App Development · REST API · API Integration · UI Development · Reusable Components · Web Application Development