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Merchant Integration & Technical Support Manager

Support EngineerSupport EngineerContractRemoteMid LevelTeam 11-50Since 2021H1B No SponsorCompany SiteLinkedIn

Location

Bulgaria

Posted

19 hours ago

Salary

€1.7K - €2.1K / month

Seniority

Mid Level

Bachelor Degree2 yrs expEnglish

Job Description

Merchant Integration & Technical Support Manager

HeadHunters Hub

• Configure and integrate new acquirers and payment providers into the payment orchestration environment; • Set up provider credentials, API access, routing logic, and payment methods within the platform; • Create and maintain merchant accounts, ensuring accurate onboarding and production readiness; • Guide merchants through technical go-live processes, including API integration and payment setup validation; • Advise clients on the most suitable integration models, including Host-to-Host (H2H), hosted payment pages, and API-based solutions; • Act as the primary technical contact for merchants after launch, handling integration-related incidents and operational support; • Troubleshoot payment processing issues, webhook failures, routing inconsistencies, tokenisation challenges, and 3DS-related errors; • Collaborate with payment providers and external partners to resolve technical incidents and minimise downtime; • Monitor live integrations and proactively identify anomalies, performance risks, or configuration issues; • Maintain clear technical documentation covering integrations, workflows, recurring issues, and support procedures.

Job Requirements

  • 2+ years of experience in payments, FinTech, PSPs, acquiring, payment orchestration, or technical merchant support environments;
  • Hands-on experience with payment orchestration platforms or similar payment infrastructure solutions is essential;
  • Understanding of payment infrastructure concepts, including H2H integrations, APIs, hosted payment pages, 3DS, tokenisation, and webhooks;
  • Ability to read API documentation, test endpoints, inspect payloads, and troubleshoot integration flows;
  • Strong technical mindset with the ability to understand and investigate payment system behaviours and integration logic;
  • Experience working directly with merchants or clients in a technical, customer-facing capacity;
  • Excellent problem-solving and incident management skills in fast-paced operational environments;
  • Strong communication skills with the ability to explain technical concepts clearly to non-technical stakeholders;
  • Fluent English, both written and spoken.

Benefits

  • Flexible remote working model
  • Career growth opportunities within integrations, payment operations, or technical account management

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