Technical Support Specialist

Your Mission

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.

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).

What Makes You a Great Fit

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

Why You'll Love It Here

Meaningful Impact: a chance to make a real impact by contributing directly to the growth of a leading fintech company in the payments space!

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.

Curious about our team, our values, and the unique ways we celebrate wins? Take a look here: https://fyst.com/culture