---
title: "Full-stack Web Developer at IO TECH SOLUTIONS LIMITED – VueJobs"
canonical_url: "https://vuejobs.com/jobs/io-tech-solutions-limited-full-stack-web-developer"
meta:
  "og:title": "Full-stack Web Developer at IO TECH SOLUTIONS LIMITED – VueJobs"
---

> Index of every page on this site: [llms.txt](https://vuejobs.com/llms.txt)

# **Full-stack Web Developer**

IO TECH SOLUTIONS LIMITED

Vue-first

**Full-stack**

![Flag of Hong Kong](https://hatscripts.github.io/circle-flags/flags/hk.svg) Hong Kong, Hong Kongon-sitefull-time3 months ago

[**Apply Now **](https://www.careers-page.com/io-tech-solutions-limited/job/W359W779?ref=vuejobs.com)

---

**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:**

- Professional experience in .NET / C# backend.
- Background with Vue.js or React JS 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)
- Experience with VXE Table or similar high-performance data grid libraries
- Knowledge of Pinia state management and Tailwind CSS
- Understanding of authentication systems (OAuth 2.0, SAML, SSO)
- Experience in crypto, fintech or financial services is nice to have

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