About Deuna is a rapidly growing startup revolutionizing global commerce with ATHIA, our AI-powered orchestration and payments platform that helps large enterprises boost approval rates, reduce costs, and unlock new revenue. Built by the team behind Deuna—the fastest-growing Commerce OS in Latin America—ATHIA combines payment intelligence, checkout optimization, and data orchestration in one powerful solution. With deep integrations across 300+ PSPs and alternative payment methods, and over 20% of Mexico's digital economy running through our platform, we simplify global payments through a single integration and centralized reconciliation. Job Description Technical Account Manager (TAM) As a Technical Account Manager, you will be the primary technical point of contact for our merchants after their initial go-live. You will help monitor technical health, support incident management, answer ongoing technical questions, and guide merchants through future technical evolutions. Responsibilities - Proactively monitor merchant technical health: - Watch for increases in errors, declines, or anomalies. - Raise flags internally when risks are detected. - Be the main technical contact for merchant questions and doubts after go-live. - Manage technical incidents: - Triage merchant-reported issues. - Escalate to the appropriate on-call/engineering teams. - Track resolution and ensure timely communication with the merchant. - Support technical change requests: - Help the IM to land the new requirements while asking for a new integration demand into the integration pipeline. - Collaborate closely with Product and Engineering to solve technical issues or advise on merchant feedback. - Build and deliver simple Merchant Health Reports periodically to Account Management and/or merchants. - Maintain accurate technical documentation reflecting any merchant-specific customizations or integrations. - Help prioritize and advocate for merchants' technical needs internally. Requirements - 3+ years in Technical Account Management, Merchant Support, Solutions Engineering, or Technical Customer Success — ideally within Payments, Fintech, SaaS, or Tech companies. - Strong technical understanding of online payment ecosystems (APIs, SDKs, transaction flows, fraud tools, chargeback management, etc.). - Experience with incident management, post-launch technical operations, and technical client success practices. - Excellent communication skills: able to simplify technical concepts for non-technical stakeholders. - Strong organization and follow-up discipline. - Fluent in Spanish and English. - Experience working with LatAm merchants is a must. - Startup environment experience is a plus. What We Offer You will find a multicultural team distributed throughout LATAM, dynamism, agility, and constant innovation. Being part of a high-impact solution for an entire region, the best tools and technology to operate, and being part of the startup culture. Benefits - Vacations and additional PTO. - Remote work from anywhere. - Economic support for health insurance, internet, and cell phone line. - We all own Deuna, we offer stock options. - Learning and development platform. - Multidisciplinary, diverse, and dynamic team. - Growth and career path.