Backend Developer (LATAM)

At TechBiz Global, 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.

• Develop and maintain REST and GraphQL API integrations connecting frontend applications with backend services.

• Write clean, maintainable, and efficient code following best practices.

• Perform unit testing and ensure high code quality.

• Optimize applications for performance, scalability, and reliability.

• Implement robust error handling, caching, and data synchronization mechanisms.

• Troubleshoot and resolve complex technical issues with minimal 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

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 fintech industry.

Nice to Have

• Familiarity with messaging systems or real-time data processing.

• Experience with performance optimization and scalability improvements.