Junior Java Developer, Data-oriented Applications (Monterrey)

Client: Our client is a leading airline in Latin America, committed to innovation and delivering seamless customer experiences through cutting-edge digital platforms.

We are looking for a Junior Java Developer with experience in data-related programming (Java and Python) to join one of our product development teams.

• Building and maintaining back‑end components that handle data processing, integration, and persistence, supporting the airline’s digital platforms and operational systems.
• Write and optimize SQL queries to interact with relational databases and ensure data integrity.
• Use Python to support data extraction, transformation, and automation tasks.
• Participate in the design and development of data ingestion and integration components across multiple systems.
• Collaborate with back‑end and front‑end developers to ensure efficient data flow and consistent architecture.
• Implement unit tests and participate in peer reviews to ensure code quality.
• Support deployments and work with CI/CD pipelines to ensure stable and secure releases.
• Participate in Agile ceremonies, contributing to sprint planning, estimations, and retrospectives.
• Document code, interfaces, and data flows for maintainability and knowledge sharing.

• 1–2 years of experience as a developer or recent graduate with a strong academic background in programming.
• Proficiency in Java (Spring Boot preferred) and understanding of RESTful API design.
• Experience writing Python scripts for data processing, automation, or integration.
• Working knowledge of SQL and relational databases (PostgreSQL, MySQL, or SQL Server).
• Familiarity with Git and collaborative development workflows.
• Exposure to cloud environments, ideally Google Cloud Platform (GCP).
• Understanding of software development life cycle and Agile methodologies.
• Strong communication skills and ability to collaborate in cross‑functional teams.
• Fluency in Spanish (working language); basic to intermediate English for technical documentation.

• Experience integrating systems or APIs (REST, SOAP).
• Exposure to ETL/ELT concepts, data pipelines, or reporting systems.
• Familiarity with containerized environments (Docker) or serverless functions.
• Knowledge of data quality, security, and compliance principles.
• Portuguese proficiency is a plus for regional collaboration.

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