About this role
Hong Kong, Hong Kong SAR, Hong Kong
Job Description
Responsibilities
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Migrate legacy C# WPF trading system to Vue 3 web platform
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Rebuild and optimize business logic for low-latency systems
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Develop real-time market data views with high-frequency updates
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Optimize WebSocket pipelines (routing, compression, batching, queuing)
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Implement Web Worker processing for large datasets
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Collaborate with trading and infrastructure teams
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Provide production support in a fast-paced environment
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Establish and improve automated testing frameworks
Requirements
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5+ years .NET / C# development experience
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Strong ASP.NET Core Web API experience
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Proficient in Vue 3 and TypeScript
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Experience with real-time systems (WebSocket / streaming technologies)
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Strong experience in performance optimization (frontend & backend)
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Experience with Protobuf / binary protocols
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Familiarity with Web Workers
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Strong SQL (MSSQL) + Entity Framework Core
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Experience with Redis (caching)
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Familiarity with Kafka / RabbitMQ
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Experience with high-performance data grids (e.g., VXE Table)
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Knowledge of Pinia, Tailwind CSS
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Understanding of OAuth2, SAML, SSO
Required Skills
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Trading
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C#