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Backend Developer

  • Remote
    • Bogota, Distrito Capital de Bogotá, Colombia
    • Medellín, Antioquia, Colombia
    • Lima, Lima, Peru
    +2 more
  • Engineering

Job description

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.

Job 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.

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