Shinhan Securities is looking for a Senior Back- End Developer with at least 3 years of experience in building and maintaining back- end systems, specifically for stock trading platforms. The ideal candidate should have hands- on experience with Oracle SQL, PostgreSQL, Pro*C, C++, and API development using REST and WebSocket. Additionally, expertise in caching mechanisms, message queuing systems like ZeroMQ, and developing gateway services using Node.js or Python is required. Basic English skills are sufficient, but a passion for working in a dynamic financial technology environment is essential.• Design, Develop, and Maintain Back- End Systems: Build and optimize scalable backend services for a stock trading platform with a focus on high availability, performance, and fault tolerance.• Develop and Manage APIs: o Design and maintain APIs using REST and WebSocket protocols for handling real- time trading data and client interactions. o Integrate back- end services with front- end applications and third- party systems.• Database Management: o Work with Oracle SQL and PostgreSQL to manage trading data, optimize performance, and ensure data integrity. o Develop and optimize database queries, stored procedures, and triggers for trading applications.• Develop in C++ and Pro*C: Build and maintain critical components of the platform using C++ and Pro*C, ensuring performance and reliability for high- frequency trading.• Implement Caching and Message Queuing: o Use caching mechanisms to improve performance in real- time trading environments. o Implement message queuing systems such as ZeroMQ for fast and reliable communication between services.• Build Gateway Services: Design and develop gateway services using Node.js or Python, facilitating communication between the stock trading platform and external services or data sources.• Ensure System Security and Compliance: o Collaborate with the security team to ensure the platform meets industry security standards and regulations. o Work closely with DevOps to ensure continuous deployment and reliability.• Collaborate Across Teams: Work with front- end developers, product managers, and other back- end team members to ensure smooth integration and alignment with business goals.
