Technical Support Engineer

About the role

Join a fast‑growing fintech that provides payment infrastructure for businesses worldwide. You will own complex payment issues from first report to root‑cause analysis and lasting fixes, working closely with developers during incidents.

Key responsibilities

• Own technical support requests from B2B merchants and payment providers in Russian and English, driving them to resolution.
• Investigate root causes of payment failures using transaction IDs, logs, API responses and JSON fields.
• Coordinate incident response with the development team and manage daily refund and dispute cases.
• Build and maintain internal Knowledge Base articles based on investigations.

Required profile

• 1–2+ years of B2B technical support, integration support or technical account management experience.
• Hands‑on experience in payments at a gateway, bank or payment orchestration platform.
• Fluent in English (B2) and Russian.

Required skills

• Reading and troubleshooting JSON data.
• Working with APIs in Postman.
• Using logging tools such as Kibana or Datadog.
• Understanding of Auth, Capture, Sale, Refund, Chargeback and 3D‑Secure 2.0.

What we offer

• Competitive salary aligned with experience.
• Fully remote work from anywhere in the world.
• Collaborative, transparent team culture with direct access to leadership.
• High‑impact role with a path to Team Lead, integrations or development.