Senior Backend Engineer (Ruby On Rails)
IO TECH SOLUTIONS LIMITEDHong Kong, Hong Kong
Posted January 5, 2026
Full Time
About the Company
IO Tech Solutions Limited is a leading IT talent and services provider with 25 years of industry experience. The firm specializes in IT staffing, consulting, contracting, payroll, and comprehensive talent solutions across Hong Kong, Singapore, UAE, UK, and Australia. By leveraging deep talent networks and market intelligence, IO Tech delivers strategic partnerships that connect clients to high‑potential opportunities and skilled professionals. Its distinctive advantage lies in a client‑centric approach that blends technology expertise with a global reach, enabling rapid, customized solutions for evolving IT demands.
Job Description
As a Senior Backend Engineer (Ruby On Rails), you will be responsible for designing, developing, and optimizing backend services that power our trading and crypto platforms.
Requirements
- Develop & Optimize: Build and maintain scalable backend services that support trading operations.
- Architect & Innovate: Design system architectures and propose innovative solutions for backend infrastructure.
- Enhance Trading Systems: Deliver real-time, reliable trading information streams for customers.
- Expand Global Reach: Develop and scale our retail trading products to new regions and markets.
- Solve Complex Challenges: Identify and resolve technical issues in a large-scale, high-traffic backend environment.
- Ensure Security & Performance: Implement best practices for scalability, security, and optimization.
- Collaborate & Lead: Work closely with DevOps & Infra teams to improve the long-term technology stack.
- Own & Document: Take ownership of projects and maintain clear documentation of implemented code and features.
