Senior Software Engineer

G’day, we’re Mosh & Moshy. Our mission is to get Aussies the best possible health outcomes through best-in class health programs. We know the current healthcare system is not meeting the needs of the modern Australian, and we reckon there’s a better, more holistic way. Our solutions for hair loss, sexual health, skin care, mental health and weight management are easy, accessible and completely discreet. More than a job There’s nothing better than the feeling that what you’re doing matters and makes a difference. We’re pretty lucky that this is the norm, not the exception. Engineering @ Mosh & Moshy We are passionate technologists with an appreciation for clean code and fault tolerant systems. We believe in leveraging different perspectives and backgrounds because that makes our team and product stronger. We look for teammates who are: Curious and aim to understand things deeply. Advocates for best practice. Respectful and inclusive. Comfortable sharing the grunt work. What you will do As a Senior Software Engineer (Backend) you will: Design, build and own APIs that serve as the core building blocks of our platform. Write clean, well-tested code, conduct code reviews, produce clear documentation and take the lead on solving complex technical challenges. Drive the decomposition of monolithic applications into well-bounded, domain-driven services. Build and maintain CI/CD infrastructure that makes deployments and releases reliable and stress-free. Use a data-driven approach to decide when new infrastructure or services are warranted. Design and run experiments on new and emerging technologies, documenting findings and recommendations clearly. Contribute to automated regression, performance and resiliency testing to keep production stable and fast. Drive operational excellence by instrumenting observability, authoring runbooks and actively contributing to incident response and resolution. Proactively identify and champion improvements to our software engineering practices and standards. Mentor less experienced engineers, modelling best practice and raising the bar across the team. Help grow the engineering team through interviews and code reviews. What you will bring A healthy curiosity, strong autonomy and a deep sense of accountability for your work. A genuine drive to grow as an engineer and raise the standard of those around you. Demonstrated technical initiative and a penchant for clean code. 6+ years of experience designing, building, deploying and scaling API-driven systems. Extensive knowledge of: Cloud architecture principles and patterns Distributed systems, fault tolerance and resiliency patterns API best practices, including contract-first design (e.g. OpenAPI/AsyncAPI), versioning strategies and backwards compatibility Event-driven architecture patterns, including messaging, streaming and eventual consistency (e.g. Kafka, SNS/SQS) Fluency in at least one modern programming language (e.g. Go, Java, Kotlin, Python, TypeScript) Strong experience running production workloads on public cloud platforms, particularly AWS Strong experience with Linux, Docker and Kubernetes Hands on experience with Infrastructure as Code tools such as Terraform Hands on experience with observability tooling such as Prometheus and Grafana Solid working knowledge of relational databases such as PostgreSQL What’s on offer Flexible working: we support a mix of in-office, hybrid and remote working across Australia. If you’re Sydney-based, you’ll typically spend 3 days in our Surry Hills office – it’s a great space to collaborate – with flexibility to work from home. You'll also enjoy: Access to on-demand training and development Up to 16 weeks paid parental leave Product discounts Two extra days of annual leave each year Purpose leave (mental health or L&D) EAP and wellbeing programs ClassPass discount Better, together We value diversity of thought, background, and perspective. If you’re excited about this role but don’t meet every requirement, we still encourage you to apply. Come help us shape the future of healthcare at Mosh & Moshy!