Kunal Kalia
linkedin.com/in/kunal-kalia/
Summary
Results-driven Full Stack Developer with over 4 years of experience building scalable web and mobile applications. Proficient in TypeScript, JavaScript, React, React Native, Node.js, GraphQL, and modern backend tools like Temporal.io. Led end-to-end development of warehouse management systems at Hopstack, including integrations with 20+ e-commerce platforms (Shopify, Amazon SP-API, eBay), and high-volume workflow orchestration. Experienced in frontend performance optimization, cross-platform mobile app development and deployment, and building AI-powered conversational agents using LangChain and LangGraph. Strong problem-solving skills, with a track record of delivering user-friendly solutions, and providing real-time production support.
Overview
7
7
years of professional experience
Work History
Senior Software Engineer
Hopstack
12.2021 - Current
- Led end-to-end development of warehouse management system modules using TypeScript, Node.js, Temporal.io, React, and GraphQL to deliver scalable backend services and user-friendly frontend for warehouse operations.
- Built backend services with Node.js and Temporal.io to support reliable workflow orchestration and high-volume data processing in warehouse transactions.
- Developed frontend components and mobile features using React, Redux, and React Native to provide seamless user experience for warehouse staff and support new client acquisitions.
- Implemented integrations with more than 20 e-commerce platforms including Shopify, Amazon Selling Partner API (FBA/FBM), and eBay to enable automated order fulfillment.
- Provided real-time customer support by troubleshooting and resolving production issues quickly.
Frontend Engineer
Spinach21
10.2021 - 12.2021
- Developed responsive user interfaces using React.js and Redux for effective state management.
- Integrated GraphQL APIs to optimize data loading and improve application performance.
React Native Developer
Nataco
10.2020 - 10.2021
- Built and launched cross-platform mobile application for iOS and Android, managing full development lifecycle from design to deployment.
- Published application on App Store and Google Play Store.
Software Engineer Intern
ShortHills Tech
07.2019 - 08.2019
- Created automated web scrapers using Python, BeautifulSoup, and Selenium WebDriver to extract data from 56 e-commerce websites including AJAX-based pages.
Education
Bachelor of Technology - Computer Science and Engineering
Maharaja Agrasen Institute Of Technology
New Delhi01.2022
Skills
- TypeScript and JavaScript
- Python programming
- React and React Native
- Redux state management
- Nodejs development
- GraphQL
- LangChain and LangGraph
- TensorFlow machine learning
- NoSQL and SQL databases
- Temporalio orchestration
- REST API design
- Workflow orchestration techniques
- Mobile app deployment (iOS/Android)
Projects
AI-Powered Conversational Agent (Personal Project), 01/01/25, Present, Built retrieval-augmented generation (RAG) applications using LangChain and LangGraph with agentic workflows, multi-step reasoning, conversation history tracking, and user-specific knowledge bases., Developed complete user interface for interactive, context-aware conversations with memory retention and dynamic tool integration.
Timeline
Senior Software Engineer
Hopstack
12.2021 - Current
Frontend Engineer
Spinach21
10.2021 - 12.2021
React Native Developer
Nataco
10.2020 - 10.2021
Software Engineer Intern
ShortHills Tech
07.2019 - 08.2019
Bachelor of Technology - Computer Science and Engineering
Maharaja Agrasen Institute Of Technology