Web Application Full-Stack Developer (C# / .NET/ ASP.NET)

About this role

What You Will Do:

• Migrate features from the legacy C# WPF system to a Vue 3 web platform,
understanding the original business logic and re-implementing it for the web.

• Build and optimize real-time data views, which update at high frequency with minimal UI lag.

• Improve WebSocket data pipeline -- optimize message routing, compression,
chunked sending, bounded channel queuing, and Web Worker processing for large datasets.

• Collaborate with trading and infrastructure teams to develop new features.
Production support and bug fix.

• Establish auto testing practices and framework.

Requirements:

• 5+ years professional experience in .NET / C# backend development (ASP.NET Web API) Core

• Strong proficiency with Vue.js (Vue 3 preferred) and TypeScript

• Strong experience with real-time web applications (trading app is a plus) --

• WebSocket, Server-Sent Events, or similar streaming data technologies

• Proficiency with high-performance data rendering -- virtual scrolling, efficient DOM updates, handling thousands of rows updating in real-time

• Experience with Protobuf serialization and binary data protocols

• Familiarity with Web Workers for offloading CPU-intensive tasks

• Solid understanding of SQL databases (MSSQL or similar) and ORM (Entity Framework Core)

• Experience with Redis or similar caching solutions

• Familiarity with message brokers (RabbitMQ, Kafka, or similar pub/sub systems)

Originally posted on Himalayas