Payment Operations Engineer

Caliza is building commercial banking infrastructure for global businesses, replacing fragmented banking systems with a unified platform and API. We are looking for a Payment Operations Engineer to join our team and ensure our customers have a seamless experience when moving money across borders.

Key responsibilities

• Act as the primary technical point of contact for customers experiencing payment issues, providing clear and timely resolutions.
• Trace complex payment flows across our API, internal systems, ledger, partner banks, and blockchain networks.
• Distinguish between expected system behavior and actual bugs, escalating issues to engineering with precise evidence.
• Collaborate with partner banks and financial institutions to manage investigations, returns, and payment recalls.
• Develop SQL queries and scripts to automate repetitive operational tasks and improve team efficiency.

Requirements

• 3+ years of experience in a technical, customer-facing role within fintech, banking, or an API-first environment.
• Solid understanding of payment lifecycles, including settlement, cutoffs, finality, returns, and recalls.
• Proficiency in reading JSON API requests, logs, and webhooks, alongside working knowledge of SQL and Python.
• Methodical approach to problem-solving with the ability to form and test hypotheses during investigations.
• Strong communication skills, capable of explaining complex technical findings to both customers and internal engineering teams.

What we offer

• The opportunity to work in a fast-moving, remote-first startup environment with high autonomy.
• Access to professional development budgets and equipment allowances to support your home office.
• Participation in regular in-person team offsites to foster collaboration and connection.
• Comprehensive benefits packages tailored to your country of residence and local market practices.