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Senior Golang Engineer (Taxes)

Warsaw💼 Full-time🗓 2026-05-30 → 2026-09-26

Core

Building and scaling the Taxes module within the Billing system, focusing on tax calculation, reporting, and integration with third-party providers for a global payments orchestration platform.

Role type

Senior Golang Backend Engineer (Taxes)

Builds

Tax calculation and reporting logic, integrations with tax providers, resilient billing infrastructure

Domain

Fintech / Payments / Financial Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

Go, high-load system design, PostgreSQL, message queues or streams, automated testing (unit/integration/e2e), architectural decision-making, mentoring

Preferred skills

Kafka, AWS services, CI/CD pipelines, VAT/GST/Sales Tax domain knowledge, team management

Technologies

Go, PostgreSQL, Kafka, AWS

Responsibilities

Building tax calculation and reporting logic, integrating third-party tax providers, improving system resilience and uptime, making architectural decisions, mentoring engineers

Seniority

Senior, hands-on IC with path to Lead

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