Joy Mridha Email & Phone Number

Kolkata, West Bengal, India

• Engineered a social media app using React, MongoDB, Express.js, Vite, and Node.js, supporting real-time interactions for 30+ active users.• Increased user engagement by 40% through real-time chat functionality, enabling seamless communication within the platform.• Implemented user-centric features such as profiles, news feeds, and notifications, resulting in a 35% rise in user retention.• Optimized performance with Vite, achieving loading times under 2 seconds even during peak usage, enhancing user experience.

Kolkata, West Bengal, India

• Engineered a native Android app with a single activity and multiple fragments, improving user engagement through astreamlined interface and writing over 5,000 lines of maintainable Kotlin and XML code.• Implemented Firebase Authentication for secure access, ensuring data integrity and security for over 1,000 users.• Integrated REST APIs to handle real-time data for 50+ drone operations, significantly improving app functionality andperformance.• Collaborated with a team of 12+ developers to deliver a comprehensive drone management app, successfully adoptedby 200+ clients.

Kolkata, West Bengal, India

• Developed and maintained Android applications, ensuring high performance and responsiveness to user interactions, which resulted in a 30% increase in user retention.• Designed and implemented user-centric features using Kotlin and XML, leading to an improved user experience and enhanced app functionality.• Collaborated with a team of developers to integrate third-party APIs, enabling the seamless addition of real-time data and expanding the app's capabilities.• Led weekly code review sessions, mentoring junior developers and ensuring adherence to best practices, which improved the overall code quality by 25%.• Actively participated in the design and architecture of new modules, contributing innovative ideas that streamlined the development process and reduced development time by 15%.

Kolkata, West Bengal, India

• Contributed to the development of educational web applications, enhancing accessibility and user engagement by optimizing front-end performance and implementing responsive design principles.• Utilized HTML, CSS, and JavaScript to build interactive features, improving the usability and visual appeal of the applications, which led to a 20% increase in user satisfaction.• Collaborated with a team of developers to integrate database management solutions using MongoDB, ensuring efficient data handling and storage for a large volume of educational content.• Implemented user authentication and role-based access control, bolstering the security and personalization of user experiences.• Gained hands-on experience in deploying web applications on cloud platforms, ensuring scalability and availability of services for end users.

Kolkata, West Bengal, India

• Developed a responsive food-ordering app using React, MongoDB, Express.js, Bootstrap, and Node.js, handling over 10+ daily transactions with an intuitive UI.• Improved user satisfaction by 25% through a seamless ordering process, leveraging Bootstrap for a clean and responsive design.• Reduced order processing time by 30% with efficient data management via MongoDB, ensuring quick access to menu items and order history.• Enhanced security by integrating secure payment gateways and user authentication, safeguarding transactions for 20+ users.

Kolkata, West Bengal, India

• Designed and implemented MVVM architectural patterns within the CRM application, resulting in a 30% increase indevelopment efficiency and enabling the seamless addition of new features without compromising existing functionality.• Integrated AWS Server for managing secure data for 500+ client interactions daily, ensuring robust data managementand improving real-time data sync efficiency by 25% with REST APIs.• Partnered with 5+ developers to build a scalable CRM app, which was adopted by 10+ businesses.• Worked in Kotlin and XML languages utilizing MVVM architecture to enhance app maintainability and efficiency,contributing to the overall success of the CRM application.

Bca, Information Technology, 8.5/10.0

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