Full-Stack Engineer (High-Performance Web Systems)

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