SENIOR FULLTSTACK DEVELOPER (REACTS, C# DOTNET)

We are seeking an experienced Senior Full Stack Developer to join our dedicated team working on a CRM solution for the financial lending sector. This is a long-term, full-time contract position. Duration: 03 months Key Responsibilities: Design, develop, and maintain a secure .NET Core (C#) and ReactJS web application for financial CRM Ensure data security and privacy compliance for handling sensitive financial information Implement robust authentication and authorization mechanisms Optimize application performance and scalability Collaborate with cross-functional teams throughout the software development life cycle Perform code reviews and provide technical guidance to junior developers Troubleshoot and resolve production issues promptly Continuously improve development processes, automation, and DevOps practices Required Qualifications: 4+ years of experience in full-stack web development using .NET Core (C#) and ReactJS Strong proficiency in C#, JavaScript/TypeScript, and modern web technologies Solid understanding of software design patterns, data structures, and algorithms Experience with RESTful APIs, JSON, and asynchronous programming Familiarity with relational databases (e.g., SQL Server, PostgreSQL) and ORM frameworks Knowledge of security principles, data protection, and compliance requirements Excellent problem-solving, debugging, and troubleshooting skills Preferred Qualifications: Experience with cloud hosting, containerization (Docker), and CI/CD pipelines Knowledge of financial services domain and CRM systems Familiarity with agile methodologies and test-driven development Understanding of performance optimization techniques and load testing. Work Schedule: Initial schedule: 11:00 PM - 6:00 AM Vietnam time (subject to adjustment for optimal collaboration)