Prakash Kumar

Full Stack Developer with 2.5+ years of experience designing, building, and maintaining scalable web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js). Delivered systems used by 1,000+ users, improved application response times by 25%, and accelerated deployment timelines by 65%. Experienced in REST API development, database optimization, containerization with Docker, job queue management with BullMQ and Redis, CI/CD pipelines with GitHub Actions, and cloud deployment on AWS (ECS, ECR, S3).

Software Engineer – MERN Stack - Arthum

(2025-10)

• Engineered a full-featured HRMS reporting module using Node.js and React.js, enabling HR teams to generate customizable reports, apply multi-level filters, visualize workforce data, and export results in multiple formats.
• Designed and integrated scalable REST APIs to support internal HR operations, improving data consistency, reducing manual data-entry errors, and increasing system reliability.
• Configured BullMQ with Redis to handle asynchronous background jobs including report generation and bulk email notifications, improving system throughput and decoupling processing workloads.
• Partnered with product managers, QA engineers, and designers to deliver features on schedule and resolve production issues, maintaining 99%+ uptime.

Full Stack Developer - Cadillacs

(2024-08 - 2025-09)

• Crafted modular React.js components and Node.js REST APIs for a platform serving 1,000+ active users, reducing page load time by 25% through code splitting and lazy loading.
• Established streamlined backend workflows to process 500+ monthly transactions, reducing manual effort by 40% and eliminating recurring data-entry errors.
• Optimized MongoDB aggregation queries and Express.js middleware, reducing average API response time from 450ms to 320ms – a 29% improvement.
• Dockerized microservices and configured Docker Compose for local development, standardizing environments and eliminating configuration drift across the team.
• Maintained GitHub Actions pipelines for continuous testing, Docker image builds, and deployments to AWS ECS, shortening release cycles by 65%.

Associate Software Developer - Arthum

(2023-05 - 2024-08)

• Spearheaded a MERN stack lending platform serving 300+ businesses, integrating document workflows and approval logic that increased loan approval rates by 20%.
• Refactored React.js state management and asset handling, reducing image upload time from 10s to 3s – a 70% improvement in user-facing performance.
• Delivered 10+ production features and resolved 30+ bugs, compressing release cycles from 3 weeks to 10 days by introducing structured sprint planning and code review processes.
• Leveraged Redis caching for frequently accessed loan data, reducing database load and improving dashboard load times by 35%.

B.Tech - Information Technology - Noida Institute of Engineering and Technology (2020 - 2023)

Diploma - Computer Science and Engineering - Prince Institute of Innovative Technology (2017 - 2020)