DEUNA is a rapidly growing startup revolutionizing general 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.
We are a rapidly growing startup expanding into the U.S. to meet the urgent needs of large retailers, marketplaces, airlines, and QSRs. Join us to shape the future of payments ?
Visit https://www.deuna.com/ to learn more about us
About the Role
As an Implementation Manager, you will take full ownership of the merchant onboarding and integration journey after pre-sales closes the technical design.
You will prepare integration packages,
build go-live plans, answer technical questions, coordinate internal teams for product developments, and ensure high-quality and on-time merchant go-lives.
You will be measured not only by the speed of onboarding but also by the quality of the go-live — making sure every flow, exception, and integration need is correctly addressed and tested.
Responsibilities
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Prepare and deliver a full Statement of Work (SOW) for the merchant, including:
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Test credentials
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API documentation
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Integration diagrams
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Any project-specific technical material
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Define and align a Go-Live Timeline:
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Work with the merchant to break down the project into phases (if needed)
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Identify key milestones, dependencies, and risks
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Be the merchant’s main technical point of contact during integration:
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Support the merchant’s technical team with questions, troubleshooting, best practices, and clarifica