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Arjun Kumar Details

Arjun Kumar

Full-Stack Developer

Versatile and detail-oriented Full-Stack Developerwith over 6 years of experience designing, building, and deploying scalable web applications for eCommerce and SaaS platforms. Arjun specializes in JavaScript-based technologies, with a strong command of Reactfor frontend interfaces and Node.jsfor backend API development. He has significant experience with PostgreSQLfor relational data modeling and uses Dockerto streamline development and deployment workflows.

A team-first engineer, Arjun thrives in agile environments where collaboration, code quality, and delivery speed are essential. He regularly contributes to architecture discussions, performs code reviews, mentors junior developers, and promotes best practices around clean code, testing, and automation. Known for his production-ready mindset, Arjun ensures that features are not only functional but performant, secure, and maintainable.

Technical Skills

Frontend:

Backend:

Database & Storage:

DevOps & Tools:

Testing & Quality:

Arjun Kumar

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Man at a desk in a modern office setup with dual monitors, focused on coding as a frontend developer for Enterprised.

Experience & Education

Professional Experience

Full-Stack Developer

Freelance / Contract | Remote & On-Site | Jan 2020 – Present

Designed and delivered end-to-end features for web apps in cross-functional teams involving designers, backend developers, and QA engineers

Built performant and responsive user interfaces with React and integrated them with RESTful APIs developed using Node.js

Modeled relational data with PostgreSQL and optimized complex queries to improve app responsiveness

Containerized applications using Docker for consistent development environments and smoother production deployments

Participated in daily standups, sprint reviews, and technical retrospectives to align with team goals and delivery timelines

Implemented role-based access control and authentication flows using JWT and OAuth for secure user management.

Experience & Education

Project Experience

Custom SaaS Platform for Inventory Management

Tech Stack:

Arjun was part of a distributed agile team building a B2B SaaS tool for managing inventory and purchase orders. He developed several high-traffic modules including inventory tracking, supplier integrations, and report generation.

He containerized the backend with Docker for seamless staging and production environments. His collaboration with the QA team and attention to test coverage ensured smooth, regression-free deployments.

Scalable eCommerce Storefront with Admin Panel

Tech Stack:

Working in collaboration with a UI/UX designer and backend team, Arjun implemented a responsive React-based storefront with real-time stock updates and a fully functional admin dashboard. He authored RESTful APIs to manage products, orders, and user sessions.

Arjun introduced CI/CD pipelines using GitHub Actions to automate testing and deployment, which accelerated release cycles and minimized human errors.

Feature Rollout System for SaaS Dashboard

Tech Stack:

As part of a product feature team, Arjun developed a role-based access system allowing segmented rollout of new dashboard features. He contributed to architectural decisions around feature toggling and test automation.

Arjun wrote extensive unit and integration tests using Jest and worked closely with the product manager to align functionality with customer needs. His collaborative approach enabled smooth cross-team coordination and minimized post-deployment bugs.

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Team Collaboration Highlights

Actively contributes to architecture discussions and planning meetings

Participates in code reviews and promotes consistent coding standards

Mentors junior developers and documents complex modules for shared team understanding

Communicates regularly with product managers, designers, and QA to align feature expectations

Works comfortably in distributed, remote-first teams using agile workflows

Coordinates closely with DevOps to streamline deployments and resolve environment-related issues efficiently.

Build Smarter with Top-Tier Developers

At Enterprised, we provide handpicked, pre-vetted developers tailored to your exact project needs—so you can focus on building, not hiring.

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