Senior Backend Engineer — Billing & Go (Remote)

WebHosting; France; Hybride; EUR 95 000 - 130 000; Plein temps

Résumé du poste

Upsun is a cloud application platform used by hybrid teams worldwide. We design scalable billing backends in Go, focusing on reliability, security, and observability.

You will own complex features end to end, collaborate across Finance, Product, and Support, and mentor peers in a distributed, remote-first culture. As a Senior Software Engineer, you will work on invoicing, taxes, usage reporting, and integrations to external systems, always aiming to improve system quality and performance while

Qualifications

• Deep professional backend development in Go, building services in distributed systems.
• Experience designing and delivering billing-related features and services.
• Strong focus on reliability, observability, and security in financial systems.

Responsabilités

• Design, build, and maintain billing backend services and API integrations.
• Own complex features end to end from design to production.
• Make sound architectural decisions balancing short-term delivery and long-term reliability.
• Troubleshoot and fix root causes across distributed services and external APIs.
• Mentor engineers, review code, and uphold quality standards.
• Collaborate with Finance, Product, Support, and other teams across time zones.

Connaissances

Go

Distributed systems

Code review

Mentoring

Async communication

Billing systems

Outils

PostgreSQL

MySQL/MariaDB

REST APIs

API integrations

Description du poste

Upsun is a cloud application platform used by hybrid teams worldwide. We design scalable billing backends in Go, focusing on reliability, security, and observability.

You will own complex features end to end, collaborate across Finance, Product, and Support, and mentor peers in a distributed, remote-first culture. As a Senior Software Engineer, you will work on invoicing, taxes, usage reporting, and integrations to external systems, always aiming to improve system quality and performance while