Technical Support Specialist

• Payment System Configuration: сonfigure and maintain payment entities in the gateway (merchants, providers, routing rules, limits).
• Manage payment methods activation, routing logic, and transaction limits according to business requirements.
• Support onboarding of new merchants from a technical perspective.
• Integrations & Testing: set up and test new payment integrations with providers and merchants.
• Perform functional testing of payment flows (deposit / withdrawal) and validate transaction processing. Assist with releases of new payment methods and features.
• Technical Support (L2): act as Level 2 technical support for the Customer Support team.
• Investigate technical issues reported by merchants, providers, or internal teams. Analyze logs, transaction statuses, and system behavior to identify root causes of issues.
• Monitoring & Incident Management: monitor alerts and system notifications related to payments and integrations. Participate in incident investigation and resolution. Escalate critical issues to relevant technical teams when necessary.
• Product & Process Improvement: identify system bugs and inconsistencies and report them to the product and development teams.
• Contribute to improving internal processes, tools, and automation of support workflows.
• Provide technical assistance to internal teams (Account Management, Customer Support, Product).

Do you have experience in SQL?, * At least 2+ years of experience in fintech, payment systems, PSP, acquiring, or payment orchestration

• Strong understanding of the payment lifecycle (authorization, capture, refunds, chargebacks)
• Hands-on experience with payment integrations, gateways, or technical payment operations
• Ability to investigate payment issues using logs, API tools (Postman), and basic SQL
• Understanding of REST APIs, webhooks, and transaction flows
• Experience with L2/L3 technical support or payment operations
• Ability to independently troubleshoot incidents and work with engineering/product teams
• Strong communication skills and ability to explain technical topics to non-technical teams
• Fluent in Russian and good English level

Pulled from the full job description

• Paid time off, * Career Development: we’re young, very ambitious, and serious about growth. If you’re driven and want to move fast, we’ll give you the space, support, and real ownership to grow with us.
• A Passionate Team: work side-by-side with talented, driven people who genuinely care about what they do.
• Competitive Compensation: matched to your skills, expertise, and impact, with transparent annual performance reviews.
• Remote Work: full flexibility to work remotely from wherever you do your best work.
• Paid Time Off: 20 days of vacation per year, bank holidays, and sick leave.
• Private Health Insurance: annual budget of €1,000 for your personal premium medical coverage.
• Learning & Development to Help You Work Smarter: conferences, courses, and professional growth, plus a budget for AI tools.
• Coworking Support: dedicated budget for a productive workspace beyond home.
• Well-Being Allowance: to spend on hobbies and whatever helps you stay energized and at your best.
• Unique FYST Perks: an “Adopt a Pet” day and a Birthday off.