Job Description

Are you a Senior Ruby on Rails Backend Engineer with a passion for infrastructure and DevOps, looking to join a fun, fast-paced fintech environment?

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Valiant Finance is an award-winning FinTech startup on a mission to simplify business lending. Our cloud-based platform helps thousands of Australian small businesses compare and apply for loans from over 80 of the country's leading lenders. Our platform doesn't just power our own services – it also drives the commercial lending capability for some of the world's most recognised brands.

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Our global Enterprise Technology arm provides embedded finance experiences and orchestration infrastructure to enterprise clients. We pride ourselves on building and delivering category-leading tech products across the US, Australia and the UK for top-tier global businesses. We have a strong growth agenda and are always looking for top talent to join the pursuit of our vision to unleash the economic potential of every idea.

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Our engineering team is remote-friendly but those of us who are Sydney-based like to work from our Surry Hills office 2-3 times a week to collaborate. We're looking for a talented engineer who excels at solving complex problems. The ideal candidate is adept at both shipping clean application code and maintaining healthy, secure, and scalable infrastructure.

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What You'll Be Doing

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As a Senior Backend Engineer with a DevOps focus, you'll be instrumental in shaping both our platform and the infrastructure that powers it. Your responsibilities will include:

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- Designing and building RESTful APIs for our front-end applications and partners.
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- Integrating with a range of external services such as Salesforce, Auth0, Cloudflare, and others.
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- Architecting solutions that meet our high availability, security,



and performance requirements.
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- Building and maintaining our cloud infrastructure to support rapid growth, with an emphasis on automation, repeatability, and cost efficiency.
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- Owning CI/CD pipelines and deployment workflows to help the team ship safely and quickly.
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- Managing infrastructure-as-code so our environments are consistent, version-controlled, and easy to maintain.
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- Improving observability across the stack — logging, metrics, alerting, and tracing — so we can catch issues before our customers.
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- Strengthening the reliability and security posture of our systems, from incident response to proactive hardening.
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- Writing well-structured, tested, and documented code that's a pleasure to maintain.
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- Working closely with our Product, Design, and other teams to refine deliverables and bring new features to life.
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A spiel about AI, and incorporating it into workflows while maintaining quality.

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What We're Looking For

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For we're seeking a passionate backend engineer who enjoys working close to the infrastructure, can solve complex technical problems, and communicates solutions with ease.

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Required Experience:

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- Minimum 5 years of commercial Ruby on Rails experience.
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- Proven experience integrating with external APIs.
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- Experience with database design and performance tuning, particularly with PostgreSQL.
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- Hands-on experience designing, deploying,



and maintaining cloud infrastructure with AWS or GCP.
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- Experience building and maintaining CI/CD pipelines.
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- Comfort working in a Linux environment and with command-line tools.
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- Experience with testing frameworks like RSpec.
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- Experience with high-volume background job processing frameworks e.g. Sidekiq.
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- Strong experience designing and maintaining both public and private REST APIs.
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- Strong written and verbal communication skills.
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Skills Bonus Points

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- Experience with infrastructure-as-code tools e.g. Terraform / OpenTofu.
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- Experience with containerisation and orchestration e.g. Docker.
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- Experience with observability and monitoring tooling e.g., Datadog, Prometheus, Grafana, or similar.
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- Experience with security best practices (e.g., OWASP, STRIDE).
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- Experience in high-volume production environments with strict availability SLAs.
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- Knowledge of the financial services industry (lending or corporate finance).
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- Experience navigating GDPR and/or SOC2 regulations.
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Benefits & Culture

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We're a remote-friendly team, but if you prefer an office workplace, our Surry Hills space is open, dog-friendly, and empowering. We foster a culture where innovation is recognized and rewarded. Embrace your need for work-life balance with our hybrid working model, celebrate the joy of starting a family with 12 weeks of paid parental leave, bring your furry friend to hang out in our brand new, dog-friendly office, and company-wide events designed to honor and celebrate all the outstanding achievements of our amazing team.

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Most importantly, we're looking for someone who is ready to embody our core values: Get Ship Done, Thrive in the Pride, Be customer champions.

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📌 Senior Backend Engineer (Ruby on Rails) (New South Wales)
🏢 Valiant Finance
📍 New South Wales