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Responsibilities
- Serve as the technical point of contact between our internal teams and payment providers.
- Analyze payment provider APIs and translate requirements for seamless integration.
- Support the integration process, troubleshooting technical challenges along the way.
- Optimize API documentation and create clear guidelines for internal teams.
- Work closely with developers and product teams to ensure smooth implementation.
- Run transactional tests with tools like Postman to verify system connections.
- Stay updated on payment trends, new technologies, and regulatory changes.

Your mission
- Serve as the technical point of contact between our internal teams and payment providers.
- Analyze payment provider APIs and translate requirements for seamless integration.
- Support the integration process, troubleshooting technical challenges along the way.




- Optimize API documentation and create clear guidelines for internal teams.
- Work closely with developers and product teams to ensure smooth implementation.
- Run transactional tests with tools like Postman to verify system connections.
- Stay updated on payment trends, new technologies, and regulatory changes.

Your profile
- Degree in Informatics, Computer Science, Software Engineering, or a related field.
- Fluent in English & Spanish (Portuguese is a plus).
- 1+ years of experience with API integrations or a similar technical role.
- Strong understanding of RESTful APIs, HTTP methods, authentication protocols (OAuth, API Keys, JWT), and JSON structures.
- Experience with Postman (or similar API testing tools) to validate requests, responses, and error handling.
- Ability to read, interpret, and recreate API documentation in an organized, developer-friendly manner.
- Familiarity with Jira and Confluence or similar project management

📌 Junior Product Specialist (Barcelona)
🏢 LaFinteca
📍 Barcelona