Freelance full-stack developer with 8+ years of experience: Windows desktop apps in C#/.NET, web apps in ASP.NET Core, PHP and Python, Flutter mobile apps, and Windows and Linux servers.
New C#/.NET and WPF apps, plus fixes, upgrades and maintenance for older VB.NET and WinForms software, even with little documentation.
ASP.NET Core, PHP (Laravel, CodeIgniter) and Python (Django, Flask) back ends with React front ends, APIs and integrations.
Android and iOS apps in Flutter, or native Kotlin and Swift, from first version to store release.
Windows Server/IIS and Linux setup, Docker, Nginx, Proxmox, cPanel and AWS/Azure, plus migrations, hardening and backups.
LLM features with Llama 3 and Ollama, NLP chatbots, speech recognition and automated voice calls.
I'm Arabinda Ghosh, a freelance full-stack developer with 8+ years of experience, building Windows apps, web platforms, AI voice tools and the servers behind them.
I build software end to end and keep the servers it runs on healthy.
Freelance client
Customer surveys and AI phone calls in a React and Flask app, with Llama 3 on a self-hosted Ollama server, FreePBX and Twilio SIP telephony, and Google and Microsoft sign-in.
Freelance client
A financial-insights platform for family offices: ASP.NET Core and Entity Framework microservices on SQL Server 2022, with JWT sign-in and a React and Redux front end.
Interstellar Consulting GmbH
Keeps track of subscriptions and alerts users before the next bill, through a Laravel web app, a Flutter Android app and a Chrome extension.
Own product
A 64-bit note-taking app for Windows, built in C# and WPF, with notes stored in a cloud SQL Server database, import and export, and draggable notes.
Freelance client
The servers behind the Voice-of-Customer platform: a Proxmox VE host running Docker behind an Nginx reverse proxy, Ollama serving Llama 3 8B, and FreePBX with Twilio SIP Trunking and Flowroute.
Interstellar Consulting GmbH
A CRM where a super admin runs many companies on subscription plans, each with invoices and online payments, orders, projects, support tickets and inventory.
Freelance client
A website assistant that answers visitors' questions in real time, using NLP and a RoBERTa model behind a Django and PostgreSQL back end.
Small tools I build for my own use, published in the open.
Fixed price for clear scopes, hourly for maintenance and open-ended work.
A short plan before I start, progress updates as I go, and clear handover notes at the end.
Flexible hours from India (IST, UTC+5:30), so I can overlap with your working day.
Open to freelance projects, hourly or fixed price. I usually reply within 24 hours (IST, UTC+5:30).
[email protected]