Senior Backend Engineer (Golang)

mx51 is a payments-as-a-service solution for banks, non-bank acquirers, and other merchant service providers. We are building a payment platform that allows merchants to accept payments in-store, in-app and online, whilst consolidating all their data on a real-time business management dashboard.

As a Senior Backend Engineer within the mx51 Backend team, you will be instrumental in the delivery of key projects for the business. You will play a vital role in developing our platform utilised by major financial institutions across Australia.

In this role, you will:

• Develop, and maintain high-throughput, fault-tolerant microservices written in Go to support our backend infrastructure
• Create and optimise RESTful and gRPC APIs, ensuring scalability and performance
• Implement robust data models and query optimisations for PostgreSQL databases
• Drive continuous improvement in code quality through code reviews, testing, and refactor...