I am a full-stack software developer with 8+ years of experience building scalable backend, frontend, and mobile applications. I enjoy turning complex requirements into clean, maintainable code. I specialize in NestJS, Node.js, Next.js, Laravel, and Flutter, delivering high-performance solutions across diverse industries. I excel at end-to-end project delivery and collaborating with clients to understand their needs.…

Kartik Butani

I am a full-stack software developer with 8+ years of experience building scalable backend, frontend, and mobile applications. I enjoy turning complex requirements into clean, maintainable code. I specialize in NestJS, Node.js, Next.js, Laravel, and Flutter, delivering high-performance solutions across diverse industries. I excel at end-to-end project delivery and collaborating with clients to understand their needs.…

Available to hire

I am a full-stack software developer with 8+ years of experience building scalable backend, frontend, and mobile applications. I enjoy turning complex requirements into clean, maintainable code.

I specialize in NestJS, Node.js, Next.js, Laravel, and Flutter, delivering high-performance solutions across diverse industries. I excel at end-to-end project delivery and collaborating with clients to understand their needs.

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Skills

Experience Level

Node.js
Expert
JavaScript
Expert
AWS
Expert
PHP
Expert
GraphQL
Expert
GitHub
Expert
Flutter
Expert
Docker
Expert
Azure
Expert
TypeScript
Expert
Dart
Expert
PostgreSQL
Expert
MongoDB
Expert
MySQL
Expert
Laravel
Expert
HTML5
Expert
C#
Expert
MariaDB
Expert
.NET
Expert
Redis
Expert
Bootstrap
Intermediate
Kubernetes
Intermediate
SQLite
Intermediate
Tailwind
Intermediate
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Language

English
Fluent

Work Experience

Freelance Software Developer at Self-Employed, India
January 1, 2020 - Present
Led a diverse portfolio of software projects leveraging NestJS, React, Flutter, Next.js, and Laravel, managing end-to-end development across web, mobile, and backend systems. Built SES ERP System with NestJS and PostgreSQL for backend, and React/Next.js for frontend. Contributed to Laravel-based projects including Capitalairport Cars (enhanced search functionality and improved UI/UX) and Dylan’s Pet Food (resolved critical bugs and optimized performance). Architected and developed the Indian Railways Signaling Maintenance Management System with a Flutter mobile app, RESTful APIs, and a custom notification system. Designed and launched the Magic Swap Coupon Platform (multi-role system with Admin, Partner, Salesperson, and End-User) using Flutter, Firebase FCM, and Razorpay integration. Spearheaded GEAMS (Employee Appraisal Management System) platform using PHP for scalable and modular functionality.
Web Developer at Ibhan Software Division, Oman
January 1, 2020 - October 11, 2025
Developed and managed large-scale enterprise applications, handling both frontend and backend development while overseeing server setup, deployment, and maintenance. Designed and developed Accounting ERP Modules (Sales, Production, HRMS) using PHP (Company Custom Framework) and PostgreSQL. Managed server configurations, performance tuning, and ongoing operations for enterprise systems.
Tech Lead at Aeliy a Infotech Pvt. Ltd., India
January 1, 2018 - October 11, 2025
Focused on building web and mobile solutions with scalable architecture. Developed APIs and microservices for various applications using PHP and ASP.NET MVC. Enhanced EasyBRM (Accounting Software) and InvoiceBuzz (Invoice Printing) by integrating Kafka for event-driven data flows. Built an interactive admin panel for managing employee appraisal systems using ASP.NET MVC and Web API.
Freelance Software Developer at Self-Employed, India
January 1, 2020 - November 7, 2025
Led a diverse portfolio of software projects leveraging NestJS, React, Flutter, Next.js, and Laravel, managing end-to-end development across web, mobile, and backend systems. Built and contributed to systems such as SES ERP, an Indian Railways signaling maintenance app, and multi-role platforms like Magic Swap Coupon. Drove architecture decisions, performance improvements, and client-focused delivery.
Website Developer at Ibhan Software Division Oman
January 1, 2020 - January 1, 2020
Developed and managed large-scale enterprise applications, handling frontend and backend development, server setup, deployment, and maintenance. Designed and developed Accounting ERP modules (Sales, Production, HRMS) and optimized performance for enterprise systems.
Tech Lead at Aeliya InfoTech Pvt. Ltd., India
January 1, 2018 - January 1, 2018
Focused on building web and mobile solutions with scalable architecture. Developed APIs and microservices using PHP and ASP.NET MVC, integrated Kafka for event-driven data flows, and built an interactive admin panel for managing employee appraisal systems.

Education

Master of Computer Applications (MCA) at Maharaja Krishnakumarsinhji Bhavnagar University
January 11, 2030 - January 1, 2017
Bachelor of Computer Applications (BCA) at Sree Swaminarayan College of Computer Science
January 11, 2030 - January 1, 2014
Master of Computer Applications (MCA) at Maharaja Krishnakumarsinhji Bhavnagar University
January 11, 2030 - January 1, 2017
Bachelor of Computer Applications (BCA) at Shree Swaminarayan College of Computer Science
January 11, 2030 - January 1, 2014

Qualifications

Certificate of Excellence – Indies Avishkar 2013: Online Counseling System
January 1, 2013 - October 11, 2025
1st Rank – Flash 2013: Alien War Action Game
January 1, 2013 - October 11, 2025
Cloud Computing Webinar – Maharaja Krishnakumarsinhji Bhavnagar University
January 11, 2030 - October 11, 2025
Certificate of Excellence – Indies Avishkar 2013: Online Counseling System
January 11, 2030 - November 7, 2025
1st Rank – Flash 2013: Alien War Action Game
January 11, 2030 - November 7, 2025
Cloud Computing Webinar – Maharaja Krishnakumarsinhji Bhavnagar University
January 11, 2030 - November 7, 2025

Industry Experience

Software & Internet, Professional Services, Education, Computers & Electronics, Financial Services, Gaming, Government, Real Estate & Construction, Other
    paper SES - E-Commerce

    Built an SES ERP System with NestJS and PostgreSQL for the backend, and React/Next.js for
    the frontend, delivering a scalable and user-friendly solution.

    Designed and implemented a full-stack system featuring Purchase, Sales, Inventory, and HR modules, synchronized with an online storefront for customers and an offline POS system supporting billing and printing functions.

    paper MAGIC SWAP PROJECT

    Magic swap is similar to coupondunia Application.
    ● We build Website, Admin Panel and Mobile Application( flutter ).
    ● We implemented Firebase FCM, SMS Authentication and Razorpay Payment gateway in flutter.
    ● We build 3 type of application here

    1. Magic Swap SalesPerson ( use only magic swap salesperson )
    2. Magic Swap Partner ( user only register partner )
    3. Magic Swap Member ( use other user )
    paper INDIAN RAILWAY TELEPHONY DIRECTORY APPLICATION

    In this application the user can get information regarding railway officers with their respective
    phone numbers with various authentication.
    ● This application is available for everyone, where the railway officers phone numbers are listed in
    two different ways one is their phone numbers and other is their land line numbers.
    ● In this application there are three types of users

    1. Apax users
    2. Non-apax users
    3. Guest users

    ● The apax and non-apax users are the ones who are working in the railways and they can get
    direct access to the railway officers personal number with address while the guest users are only
    available with the landline number of the respective officer.
    ● Application built in flutter.
    ● Design and api provided by client.