Senior Backend Engineer (Taxes Module) at solidgate

Department: Engineering & Data

Level: senior
Posted: May 30, 2026

Description

Solidgate is hiring a Backend Engineer to own the Taxes module of its billing system, building tax calculation and reporting logic, integrating third-party tax providers, improving system resilience, making architectural decisions, and mentoring engineers. The role is intended for a backend engineer with at least six years of experience, strong high-load system design knowledge, PostgreSQL and queue or stream experience, and a strong testing culture. The position offers a path to lead the Taxes direction and includes health coverage and other benefits.

Required Skills

Tax calculation
Tax integration
PostgreSQL
Queue systems
Automated testing
System design
Kafka
AWS

Additional Information

Required Previous Experiences: 6+ years of backend engineering experience using Go, PHP, Kotlin, Java, or Python
Experience with PostgreSQL
Experience with queues or streams
Experience with unit, integration, functional, and e2e testing
Preferred Qualifications: Kafka experience
AWS services experience
CI/CD pipeline experience
Fintech, payments, or financial domain experience
Understanding of VAT, GST, and sales tax
Experience managing teams

About solidgate

solidgate

payment orchestration

Solidgate is a global payment orchestration platform built to help digital businesses scale across international markets, connecting companies to Tier-1 acquirers and alternative and local payment methods. The company describes itself as scaling across 150+ countries and has 300+ people, with the team doubling year over year.