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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 refactoring
• Collaborate with DevOps to containerize applications using Docker and deploy to Kubernetes clusters on AWS
• Work cross-functionally with product, design, and other engineering teams to deliver solutions that meet customer needs
• Stay current with emerging technologies and industry best practices, recommending and implementing improvements to our tech stack
• Evaluate and incorporate AI tooling to improve automation, increase quality, and reduce bottlenecks

About You

• Technical Leadership - Provide technical direction and influence product decision through sound architectural judgement
• Communication - Articulate technical concepts clearly in both written and verbal form when interacting with your team and stakeholders across the business.
• Problem Solving - Approach complex technical challenges with curiosity and a systematic mindset, seeking to understand root causes before implementing solutions
• Expertise - Passion for software engineering craft and in particular back end development. You will have significantly contributed to the engineering of production-grade microservices.
• Adaptability - Respond quickly to changing business priorities and working conditions.
• Values - Consistently demonstrate mx51 values in all aspects of your work and collaboration.

You will be joining an incredible team who are committed to our vision and company values. Our innovative culture gives you opportunities to make real contributions that will shape the future of the business. In addition to a fun and flexible work environment, we also offer:

• Work from overseas up to 4 weeks per year
• Annual team offsite
• Social events run by our social committee
• Swap a public holiday and take an alternative day off
• Paid leave for volunteering
• Employee Share Option Plan (subject to invitation)
• Paid parental leave for primary and secondary carers
• Novated lease and salary sacrifice options

mx51 is an equal opportunity employer that is committed to creating a diverse and inclusive environment. All qualified applicants will receive consideration for this role without bias to race, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability or age.

Note: mx51 does not accept unsolicited resumes or applications from recruitment agencies.