SHIVAKUMAR MAHAJAN

Full Stack Engineer

https://www.opentalent.in/shivakumar-mahajan

Full Stack Engineer with less than a year in MERN stack, AWS, and CI/CD.

Key Strengths

Strong foundational knowledge in full-stack web development, particularly with Node.js, Express.js, and MongoDB.
Demonstrated ability to build secure applications with JWT authentication and integrate third-party services (Cashfree, Cloudinary).
Experience with deployment and CI/CD practices using AWS (EC2, RDS, S3), Nginx, PM2, and Jenkins.
Proficiency in both relational (MySQL, Sequelize) and NoSQL (MongoDB, Mongoose) databases.
Good understanding of real-time communication using WebSockets and Socket.IO.
Experience with modern frontend frameworks like React and styling libraries like TailwindCSS.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate's portfolio showcases a strong initiative in personal projects, covering various aspects of full-stack development. The diversity of projects (expense tracker, chat app, travel listings, portfolio) demonstrates a broad interest and willingness to explore different problem domains. The technologies used align well with a Full Stack Engineer role, indicating a good fit for a dynamic development environment. The lack of professional experience means cultural fit is primarily assessed through project engagement and technical breadth.

Soft Skills & Operational Fit

The candidate's project descriptions indicate a proactive and self-driven individual capable of end-to-end project development. The extracurricular activity of teaching suggests good communication and mentoring potential. However, without formal work experience, direct assessment of team collaboration, stress handling, and professional communication in a corporate setting is limited.

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About

Highly motivated individual with a Bachelor of Technology degree, demonstrating strong foundational skills in full-stack web development. Proven ability to build and deploy scalable applications using technologies like Node.js, React, MongoDB, and AWS. Experienced in implementing secure authentication, payment gateways, real-time communication, and robust data management through various projects. Adept at leveraging DevOps tools for automated deployments and continuous integration.

Top Skills

reactMongoDBS3JavaScript

Projects

Talk-A-Tive

December 1, 2025 – Present

Built a scalable real-time chat application using Socket.IO and WebSockets enabling low-latency bidirectional communication. Implemented one-to-one and group chat with typing indicators, user presence tracking, and real-time message notifications. Integrated image upload and sharing using Cloudinary, enabling seamless media messaging in chats. Designed secure authentication using JWT and developed RESTful APIs with Node.js, Express.js, and MongoDB.

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Portfolio Website - Personal Project

November 1, 2025 – Present

Light/Dark Mode Toggle Save theme preference in local storage with beautiful transitions. Animated Backgrounds Stars, meteors, scroll effects, and glowing UI elements. Responsive Navigation Desktop and mobile menus with glassmorphism. Contact Section Social icons + responsive contact form with toast notifications.

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Expense Tracker

March 1, 2025 – Present

Developed a secure expense management system handling 500+ records with JWT-based authentication. Integrated Cashfree payment gateway for premium features including leaderboard and CSV export. Designed relational database using MySQL and Sequelize ORM for efficient data management. Deployed on AWS (EC2, RDS) with Nginx and PM2, and automated deployments using Jenkins CI/CD.

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WanderLust

December 1, 2024 – Present

Users can manage detailed travel listings, including titles, descriptions, locations, and pricing. Enables users to rate and review destinations with built-in validation and error handling. Integrated Joi schema validation for reliable user input and robust data handling. Designed with modular routes and middleware for efficient backend operations. Dynamic EJS templates for seamless rendering and enhanced user experience.

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Key Strengths

Strong foundational knowledge in full-stack web development, particularly with Node.js, Express.js, and MongoDB.
Demonstrated ability to build secure applications with JWT authentication and integrate third-party services (Cashfree, Cloudinary).
Experience with deployment and CI/CD practices using AWS (EC2, RDS, S3), Nginx, PM2, and Jenkins.
Proficiency in both relational (MySQL, Sequelize) and NoSQL (MongoDB, Mongoose) databases.
Good understanding of real-time communication using WebSockets and Socket.IO.
Experience with modern frontend frameworks like React and styling libraries like TailwindCSS.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit

SHIVAKUMAR MAHAJAN

Key Strengths

Cultural & Operational Fit

About

Top Skills

Skills

Education

Projects

Certifications

Key Strengths

Cultural & Operational Fit