arunKrishna

Full Stack Web Developer

3+ years of experience building scalable product-based applications with the MERN stack.

Passionate about writing clean, maintainable code and building impactful software. Proficient in core JavaScript concepts with hands-on experience across DevOps and cloud ecosystems.

Technical Skills

Expertise

Frontend

  • JavaScript
  • TypeScript
  • React
  • Next.js
  • Redux
  • Jotai
  • Framer Motion
  • Three.js
  • Tailwind CSS
  • Material UI

Backend

  • Node.js
  • Express
  • NestJS
  • GraphQL
  • REST API
  • Microservices
  • WebSockets
  • MQTT

Database & DevOps

  • MongoDB
  • SQL
  • Docker
  • AWS
  • GCP
  • CI/CD
  • Redis
  • Linux CLI
  • Sentry
  • Grafana

Professional Summary

I am a Full Stack Web Developer with 3 years of experience building and maintaining scalable product-based applications using the MERN stack. I have a passion for solving complex problems and creating impactful software solutions.

Currently, I focus on building high-performance applications, optimizing backend architecture, and leading frontend initiatives. My background covers the entire SDLC, from requirement gathering to deployment and monitoring.

Education

Bachelors in Computer Applications

University of Calicut (2019 - 2022)

GPA: 7.4 | Computer Architecture, Algorithms, Internet Fundamentals

Professional Experience

Software Engineer

GuideslyOct 2025 – Present

Frontend-focused Software Engineer contributing to a next-generation outdoor marketplace. Specializing in JavaScript, Gatsby, Next.js, SEO optimization, feature development, and AWS deployments to build fast, scalable, and search-friendly web applications.

Full Stack Engineer

Livello TechnologiesJul 2023 – Aug 2025
  • Refactored a legacy React app to TypeScript, improving readability and performance by 3x using memoization and lazy loading.
  • Integrated Sentry for real-time error tracking, reducing debugging time by 40%.
  • Implemented server-side request caching in NestJS, reducing database queries by ~70%.
  • Set up GitLab CI/CD pipelines to streamline development (build, test, deploy).
  • Optimized GraphQL queries and handled monitoring with GCP Log Explorer & Grafana.

Full Stack Developer

HashIt SolutionsFeb 2023 – Jun 2023
  • Led a frontend team to build a dynamic SPA using React, Tailwind, Material UI, and Framer Motion.
  • Implemented parallax animations and interactive UI components.
  • Developed an Employee Management System integrated with a Python-based REST API.

Featured Projects

Surf SocialApp

A fully-featured social media platform with user registration, real-time chat (Socket.io), and microservices architecture. Includes email verification via SendGrid and is containerized with Docker on AWS EC2.

NestJSReactMongoDBSocket.ioDockerAWSAnsible

Qcart

Responsive e-commerce platform supporting cart, wishlist, infinite scroll, and discount coupons. Integrated with Razorpay for seamless payments.

ExpressMongoDBEJSRazorpayAWS