Logo for mx51

Senior Backend Engineer

Role overview

Qualifications

  • Experience building production-grade microservices
  • Strong knowledge of Go programming language
  • Familiarity with PostgreSQL databases
  • Open-minded and eager to learn

Responsibilities

  • Build and maintain high-throughput, fault-tolerant microservices in Go
  • Design technical solutions to meet customer needs
  • Shape data models and optimize queries for PostgreSQL databases
  • Champion code quality through reviews, testing, and refactoring

Key facts

Other skills

  • Teamwork
  • Curiosity

About the company

mx51 logo

mx51

We empower our partners to connect seamlessly with merchants and their customers. mx51 is the first Australian fintech to develop a bank-grade, modern, end-to-end Payment as a Service platform. With deep knowledge of merchant acquiring and scalable payments technology, we can help our partners thrive globally in a disruptive world.

Company details

Company size51 - 200

Your match analysis

See how your profile stacks up against this role.

We compared the job requirements to your profile to show where you're strong and where you fall short.

Job description

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 Engineer within the mx51 Backend team, you will be instrumental in delivering key projects for the business, playing a vital role in developing our platform, which is used by businesses to take payments across Australia.

In this role, you will:

  • Build and maintain high-throughput, fault-tolerant microservices in Go that power our backend.
  • Design technical solutions to meet our customer needs.
  • Shape data models and optimise queries for our PostgreSQL databases.
  • Champion code quality through code reviews, testing, and refactoring.
  • Work closely with product, design, and other engineering teams to deliver solutions our customers love.
  • Keep an eye on emerging tech and best practices, and bring good ideas back to the team.
  • Champion AI tooling and automation to improve quality and remove bottlenecks.

About You

  • You're eager to learn, happy to share what you know, and open-minded when facing challenges.
  • You enjoy software engineering, especially back-end development. 
  • You have good experience building production-grade microservices.
  • You embrace change and help bring your team along positively.
  • You care as much about the product and the user as you do the code.
  • You're curious about using AI to work smarter.
  • You strive to uphold the mx51 values.

What we offer

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.

Apply once. Then go straight to the hiring manager.

After you apply, unlock the direct contact details of the people who actually make the call. A quick follow-up makes you 5x more likely to land an interview.

MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
Unlocked after you apply
·

Back-End Engineer Related jobs

Premium

Reach out to the hiring manager directly.

Gain access to the contact details of the hiring managers who actually decide, and reach out to network with them directly. That, plus more when you upgrade:

  • Full match report with fit score and gaps
  • Career diagnostics on how recruiters read you
  • Curated company matches and warm intros
  • 48h early access to new roles

Cancel anytime.