Full-Stack Engineer (High-Performance Web Systems)

• Legacy Transformation: Reverse-engineer complex business logic from C# WPF systems and architect modern, scalable equivalents in a web-native environment. • Data Pipeline Engineering: Architect and optimize the end-to-end WebSocket pipeline, implementing advanced techniques like binary serialization (Protobuf), message routing, and bounded channel queuing. • High-Frequency UI: Develop real-time data visualizations and grids that handle thousands of updates per second with zero UI lag using Web Workers and custom rendering strategies. • Infrastructure Collaboration: Partner with trading and infra teams to bridge the gap between low-latency backend services and the end-user experience. • Quality & Resilience: Establish automated testing frameworks for real-time systems and provide tier-2 production support to ensure 24/7 system reliability.

• • Previous experience in FinTech, Crypto, or Financial Services. • Experience building or maintaining trading platforms or high-frequency data dashboards.

What You Will Do • Legacy Transformation: Reverse-engineer complex business logic from C# WPF systems and architect modern, scalable equivalents in a web-native environment. • Data Pipeline Engineering: Architect and optimize the end-to-end WebSocket pipeline, implementing advanced techniques like binary serialization (Protobuf), message routing, and bounded channel queuing. • High-Frequency UI: Develop real-time data visualizations and grids that handle thousands of updates per second with zero UI lag using Web Workers and custom rendering strategies. • Infrastructure Collaboration: Partner with trading and infra teams to bridge the gap between low-latency backend services and the end-user experience. • Quality & Resilience: Establish automated testing frameworks for real-time systems and provide tier-2 production support to ensure 24/7 system reliability. Requirements • Backend Expertise: • 5+ years of professional experience in .NET / C# development, specifically with ASP.NET Core Web API. • Strong proficiency with Entity Framework Core and MSSQL (or similar relational databases). • Experience implementing and managing Redis or similar caching solutions. • Familiarity with message brokers such as RabbitMQ, Kafka, or other pub/sub systems. • Frontend Mastery: • Deep proficiency in Vue.js (Vue 3) and TypeScript. • Experience with Pinia for state management and Tailwind CSS for styling. • Hands-on experience with high-performance data grid libraries (e.g., VXE Table). • Real-Time Systems & Performance: • Proven track record building real-time applications using WebSockets, SSE, or similar streaming technologies. • Expertise in high-performance rendering techniques: virtual scrolling, efficient DOM updates, and handling massive real-time datasets. • Experience with Web Workers for offloading CPU-intensive tasks to maintain UI responsiveness. • Knowledge of Protobuf serialization and working with binary data protocols. • Architecture & Security: • Solid understanding of modern authentication systems, including OAuth 2.0, SAML, and SSO. • Ability to establish and maintain automated testing practices and frameworks. • Preferred Qualifications: • Previous experience in FinTech, Crypto, or Financial Services. • Experience building or maintaining trading platforms or high-frequency data dashboards. Originally posted on Himalayas Full-Stack-Engineer, Full-Stack-Developer, Backend-Engineer, Frontend-Engineer, Software-Engineer, Lead-Full-Stack-Engineer, Senior-Fullstack-Web-Application-Developer