Senior Backend Developer (Golang)

TL;DR

Senior Backend Developer (Golang): Taking ownership of business and customer data flows across the organization with an accent on billing, product, and sales data. Focus on designing and building foundations that make data reliable and auditable, removing manual reconciliation work and stabilizing migrations.

Location: This is a hybrid position with some onsite work required at our Rotterdam office. You are either already in the Netherlands or open to relocating here, and we provide relocation services to support your move (a valid EU work permit is necessary).

Company

hirify.global provides world-class global coverage with one of the most interconnected networks in the world, delivering reliable, cost-efficient infrastructure that empowers game developers and businesses to scale effortlessly.

What you will do

• Own data migrations and pipelines, implementing ETL flows to move billing, contract, and asset data into target systems with full validation and rollback capability.
• Model and transform complex data structures, analyzing legacy databases, defining transformation logic, and ensuring consistent, idempotent data handling.
• Build scalable backend services in Go, developing services and abstraction layers that expose billing logic and enforce business rules.
• Standardize product and pricing models, defining reusable product and offer structures that work consistently across systems and integrations.
• Integrate external systems into billing flows, connecting ERP, CRM, payment, and inventory platforms with secure, reliable data exchange and reconciliation.
• Improve observability and incident response, implementing monitoring, dashboards, and alerting to quickly detect and resolve data or integration issues.

Requirements

• Backend engineering: 5+ years of building production systems in Go, .NET, or PHP and comfortable using Go as the main language.
• Data and SQL: Strong experience with MySQL, MariaDB, or Postgres and working with complex schemas.
• Migrations and ETL: Designed transformation pipelines, written idempotent scripts, and built validation tooling.
• APIs and integrations: Built and integrated REST or gRPC APIs with authentication patterns like OAuth2 or JWT.
• 3rd party integrations: Connected systems such as ERP, CRM, payment providers, or inventory platforms.
• Infrastructure and automation: Comfortable with Docker, CI/CD pipelines, and tools like Terraform or Ansible.

Culture & Benefits

• Travel the Globe: With offices, data center PoPs, and customers scattered across the globe, you'll be sure to see a city or two.
• Vitality @ Work: Keep your mind and body in top shape with our company-funded programs.
• Workout in our Gym: A fully equipped gym in our Rotterdam office equals deadlifts, squats, and the treadmill for breakfast, lunch, or dinner.