Technical Account Manager & Support Engineer

A partner company is seeking a Senior Technical Account Manager & Support Engineer in Spain. The role involves guiding enterprise clients through complex payment system integrations, troubleshooting technical issues, and managing stakeholder relationships. Candidates should have 5-7 years of experience in similar roles and expertise with payments APIs. This position offers remote work, competitive benefits, and a supportive company culture., * Lead post-sale integration for enterprise customers, including API onboarding, webhook configuration, sandbox testing, UAT, and production launch.

• Serve as the primary technical contact for assigned accounts, monitoring integration health, transaction activity, and platform usage.
• Troubleshoot complex technical issues and coordinate resolution across Support, Engineering, and Product teams.
• Run regular integration status meetings and maintain visibility for internal and customer stakeholders.
• Develop and maintain integration documentation, runbooks, and internal handoff materials to improve repeatability and knowledge sharing.
• Conduct quarterly business reviews and identify expansion opportunities within accounts.
• Support the development of knowledge bases, diagnostic workflows, and internal documentation to reduce support friction.

• 5-7 years of experience in Technical Account Management, Customer Engineering, Solutions Engineering, or a similar role supporting enterprise clients.
• Hands-on experience with payments APIs, financial infrastructure, or embedded finance integrations involving fund flows, settlement, or reconciliation.
• Strong proficiency with REST APIs, webhooks, and authentication mechanisms such as OAuth, API keys, or HMAC signing.
• Skilled in troubleshooting API integrations, analyzing logs, and diagnosing production failures independently.
• Experience managing technical relationships with enterprise customers, including quarterly reviews and cross-functional issue resolution.
• Proficiency with developer tooling, observability platforms (e.g., Datadog), and CRM or support systems (e.g., HubSpot, Zendesk).
• Preferred: experience in blockchain, digital assets, onchain payment flows, or regulated financial environments.

Remote-first global work environment with flexibility Industry-leading medical, dental, and vision insurance programs Company matching 401k plan $1,500 Home Office Setup Allowance $200 Annual Book Allowance and $75 monthly internet/phone reimbursement Flexible Time Off and quarterly wellness Fridays Company-issued laptop and wellness benefits Inclusive, diverse, and supportive company culture