Full-Stack Developer

Building
digital
experiences

3+ years shipping production-grade web and mobile products with ASP.NET Core, React & Flutter — focused on performance, clean architecture, and craft.

Shreyas Khamkar

Craft
meets
code

Full-Stack Developer building products that feel as good as they perform.

With 3+ years at B2A Technologies, I've shipped real products — from RESTful APIs and React frontends to Flutter mobile apps — used by businesses every day. I care about clean architecture, Agile delivery, and the details that make software exceptional. Based in Kolhapur, Maharashtra. Open to remote and on-site roles worldwide. Fluent in English, Marathi, and Hindi.

ASP.NET Core
React.js
Flutter
C#
SQL Server
PostgreSQL
RabbitMQ
TypeScript
Backend
ASP.NET CoreC#REST APIs
Frontend
React.jsReact TypeScriptJavaScript ES6+HTML5CSS3
Mobile
Flutter
Databases
SQL ServerPostgreSQL
Messaging
RabbitMQMassTransit
DevOps
GitJenkinsGitHub ActionsPrometheusGrafana
Methodology
Agile / Scrum

Experience

Where I've
worked

2022 — Present Full-time

Associate Software Developer

B2A Technologies Private Limited · Kolhapur, India

Key Project

Dhanman — Apartment & Business Accounting Management Platform

  • Developed and maintained RESTful APIs using ASP.NET Core, ensuring scalability and reliability of backend services.
  • Improved frontend performance with React.js through efficient state management and lazy loading, achieving approximately 15% faster load times.
  • Built reusable, responsive React components improving UI consistency and user engagement across the platform.
  • Used RabbitMQ with MassTransit for asynchronous background processing of notifications and reports.
  • Supported CI/CD workflows using Jenkins and GitHub Actions for automated build, test, and deployment pipelines.
  • Monitored API latency, throughput, and error rates using Prometheus and Grafana dashboards.
  • Collaborated with cross-functional teams and actively participated in Agile ceremonies including sprint planning and retrospectives.

Mobile Project

Dhanman — Apartment Management Application

  • Developed cross-platform mobile application using Flutter for Android with responsive UI components.
  • Designed and implemented backend REST APIs using ASP.NET Core to support mobile features — authentication, data retrieval, and transaction workflows.
  • Integrated Flutter application with custom-built ASP.NET Core APIs for secure data exchange and synchronization.
  • Implemented form validations, reusable widgets, and state management to ensure a smooth user experience.
  • Collaborated with backend, web, and product teams to align mobile and server-side logic with business requirements.

ASP.NET Core
C#
React.js
TypeScript
Flutter
RabbitMQ
MassTransit
Jenkins
GitHub Actions
Prometheus
Grafana
PostgreSQL
SQL Server

Recent
projects

01

Game Hub

Browse and filter a curated collection of racing games across platforms — arcade, simulation, and competitive motorsport titles.

React
02

Productivity Suite

Enterprise-grade task management with real-time sync, scheduling, and team collaboration — built for scale.

Node.js · C#

Always
learning

Complete C# Masterclass Udemy Certified
Foundational C# with Microsoft freeCodeCamp + Microsoft Certified

Academic
background

B.Sc. Chemistry Shivaji University, Kolhapur Graduated 2018
Languages English  ·  Marathi  ·  Hindi

Let's
build
together

Location Kolhapur, Maharashtra, India