(Technical) Support Engineer (Fintech)

Location: Remote, working in Germany or within the EU

Company

hirify.global is a Berlin-headquartered European fintech providing B2B payment solutions, embedded finance, white-label credit card products, and API integrations.

What you will do

• Own complex technical support cases from first-level escalation through resolution, workaround, or engineering handover.
• Investigate web application, API, SaaS, configuration, integration, data, and product issues end to end.
• Reproduce customer-reported behavior, analyze logs and data, validate API workflows, and isolate root causes.
• Prepare detailed engineering escalations with reproduction steps, impact assessments, logs, queries, screenshots, and hypotheses.
• Coordinate with Customer Support, Product, and Engineering while maintaining clear communication and SLA adherence.
• Triage and classify issues, distinguishing configuration and integration errors from product limitations and genuine bugs.

Requirements

• 3+ years of experience in deep technical troubleshooting, technical support engineering, QA debugging, or customer-facing investigations.
• Strong debugging and analytical skills, including hypothesis formation, rapid testing, and root-cause analysis.
• Knowledge of REST APIs and web fundamentals, including HTTP, webhooks, OAuth/JWT, and idempotency.
• Experience testing REST APIs with Postman or cURL, writing PostgreSQL queries, reading code for debugging, and using logs and observability tools such as Datadog, Grafana, or Splunk.
• Experience with AI engineering tools such as Claude or Codex and knowledge of skills, connectors, and context engineering.
• Fluent English and the ability to work remotely from Germany or within the EU.

Nice to have

• Experience supporting fintech web applications or ERP integrations in accounting, invoicing, or payment systems.
• Basic scripting or automation with Python or JavaScript.
• Experience writing or maintaining technical documentation.

Culture & Benefits

• Hands-on exposure to corporate cards, embedded finance, ERP and accounting workflows, and payment operations.
• Knowledge-sharing environment with broad responsibilities and close collaboration across Product and Engineering.
• Choice of Windows or Mac operating system.
• Flat hierarchy, transparent communication, and a relaxed professional atmosphere.
• Flexible remote work and opportunities for professional development.
• Company card with a monthly allowance for lunches, coffee, and similar expenses with coworkers.