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 fintech industry**.
**Nice to Have**:
- Familiarity with **messaging systems or real-time data processing**.
- Experience with **performance optimization and scalability improvements**.

📌 Backend Developer (Latam) (León)
🏢 TechBiz Global
📍 León