At TechBiz Integral, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Backend Developer to join one of our clients' teams. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.

In this role, you will be responsible for developing and maintaining critical data interfaces, working with both real-time data streams and high-volume batch processing systems. You will collaborate closely with cross-functional teams, including Business Analysts and Project Managers, to deliver robust solutions that support business needs, particularly within the evolving payments industry.

Key Responsibilities:
- Design, develop, and maintain backend services and APIs.
- Build and support critical data interfaces, including low-latency real-time streams (APIs, messaging) and high-volume batch/file-based data transfers.
- Write clean, maintainable, and efficient code following best practices.
- Perform unit testing and ensure high code quality.
- Implement robust error handling, caching,



and data synchronization mechanisms.
- Troubleshoot and resolve complex technical issues with mínimal supervision.
- Collaborate effectively with Business Analysts, Project Managers, and other development teams.
- Stay up to date with technologies and trends in the payments and fintech industry.

Requirements:
- Bachelor’s degree in ICT, Computer Science, or a related field, or equivalent professional experience.
- Strong experience with Spring / Spring Boot.
- Solid expertise in SQL / PL-SQL.
- Hands-on experience with RDBMS databases such as Oracle or PostgreSQL.
- Experience building and integrating REST or GraphQL APIs.
- Strong understanding of backend architecture and data processing.
- Excellent problem-solving skills and attention to detail.
- Ability to work independently and manage tasks effectively.
- Strong English communication skills.
- Experience working in the payments or

📌 Backend Developer (Santiago de Querétaro)
🏢 TechBiz Global
📍 Santiago de Querétaro