Backend Engineer (Go, Fintech)

TL;DR

Backend Engineer (Go): Integration of new payment providers into a PCI DSS certified payment gateway with an accent on API documentation analysis, technical design, deployment, and monitoring. Focus on leveraging AI tools to accelerate documentation analysis and automate boilerplate code generation, ensuring strict data consistency in fintech systems.

Worldwide

Company

FinteqHub is a PCI DSS certified payment gateway for online businesses, providing integration with payment systems via a single software platform.

What you will do

• Integrate new payment providers: from API documentation analysis and technical design to deployment and production monitoring
• Leverage AI tools like Claude to accelerate provider documentation analysis and automate integration boilerplate code generation
• Configure systems, debug issues, investigate incidents, and automate routine processes
• Contribute to product quality improvements, code reviews, backlog grooming, and retrospectives
• Collaborate cross-team and support product users

Requirements

• 3+ years of professional software development experience, with 1.5+ years using Go as primary language
• Strong understanding of Go internals: data structures, concurrency, memory management, garbage collection
• Experience working with fintech or systems with strict data consistency requirements
• Experience with PostgreSQL: transactions and basic query optimization
• Ability to write testable code and cover logic with unit and functional tests
• Hands-on experience with Linux, Docker, and Kubernetes
• English & Russian at B1+ level

Nice to have

• Experience integrating many similar APIs
• Experience with Kafka or other message brokers
• Experience with Gonkey or similar frameworks for functional API testing
• Productive experience using AI assistants in development (Claude Code, Cursor, Copilot, etc.)

Culture & Benefits

• Private health insurance
• Sports benefits
• Comprehensive Mental Health Program
• Free English lessons (online)
• Local language courses
• Paid time off
• Maternity leave support
• Referral program rewards
• Upskilling, internal workshops, participation in professional conferences and corporate events