Jr. Integration Engineer

Mission of the Role

We are looking for a Technical Integrations Analyst who will help clients connect their systems with Monatos financial infrastructure ensuring integrations are implemented correctly efficiently and in a scalable manner.

This role sits at the intersection of clients Product and Engineering. Beyond assisting implementations this person will analyze integration flows identify technical friction and contribute to continuously improving how companies connect to the platform.

This is not a reactive support role. We are looking for someone with technical curiosity strong analytical skills and a desire to understand how systems interact behind the scenes. It is an excellent opportunity for engineers early in their careers who want hands-on exposure to APIs payments and fintech infrastructure.

Why This Role Matters

In fintech the product does not end when it is built it begins when it is integrated.

Every successful implementation directly impacts the customer experience and the speed at which companies can start operating on the platform. This role helps ensure integrations are reliable scalable and easy to implement reducing friction and accelerating product adoption.

Beyond solving technical issues this role contributes to improving the way Monatos infrastructure connects with the market.

Client Integrations

• Support the implementation of client integrations with Monatos platform including APIs and operational workflows.
• Assist clients during sandbox testing request validation and go-live processes.
• Analyze integration flows to identify friction points recurring issues and opportunities for improvement.
• Troubleshoot API behavior and help diagnose integration-related problems.

Collaboration with Product & Engineering

• Work closely with Product and Engineering teams to resolve technical blockers.
• Participate in discussions around integration improvements and implementation best practices.
• Contribute to post-mortem analyses for incidents related to integrations.
• Help identify patterns and feedback that can improve product reliability and developer experience.

Documentation & Operational Excellence

• Review logs API requests and technical documentation to understand and diagnose issues.
• Create and maintain documentation integration guides and internal playbooks.
• Ensure information is clear and accessible for both clients and internal stakeholders.
• Continuously improve operational processes around implementations and integrations.

Technical Skills & Professional Experience

• Bachelors degree in Computer Science Systems Engineering Information Technology or related fields.
• Advanced english (Written & Spoken)
• Basic programming knowledge (Python SQL or similar).
• Understanding of APIs and system integrations.
• Ability to read technical documentation and analyze logs.
• Problem solving and analytical skills
• Communication & Collaboration
• Advanced proficiency in Excel or Google Sheets.
• Familiarity with API testing tools such as Postman is a plus.
• REST APIs
• JSON and HTTP Requests
• Python or scripting languages for debugging and automation
• SQL for basic analysis and troubleshooting
• Postman and API testing tools
• Logs and monitoring tools
• Google Sheets / Excel for operational analysis
• Payment flows and fintech infrastructure

• Hands-on experience integrating companies with real financial infrastructure.
• Exposure to APIs payment flows and fintech architecture.
• Close collaboration with Product Engineering and client teams.
• Direct visibility into how the platform connects with customers and partners.
• The opportunity to influence and improve the implementation experience.
• A high-growth environment where you will learn by building and solving real problems.

About Monato

At Monato we build modern financial infrastructure for businesses in Mexico enabling companies to integrate financial services quickly and securely. We operate in a regulated environment where stability and compliance are essential designing solutions that reduce banking friction and help our clients grow. Were an execution-driven team focused on building iterating and continuously improving the way financial products are delivered.