About Spacetalk Spacetalk Ltd (ASX: SPA) is an Australian technology company focused on family safety software, connected devices and mobile telecommunications services. Our vision is 'Safety at Every Stage of Life', delivered through an integrated ecosystem of software, connectivity and devices that helps families remain safe, connected and informed. The Role You'll own backend projects end-to-end, from solution design to production, across our Node.js/TypeScript services and AWS infrastructure. Your impact is the systems you build and the quality standards you set. This role requires 4 days on-site, 1 day option WFH

What You'll Do
• Architect and implement backend services and APIs in Node.js and TypeScript
• Lead technical design: Write RFCs, ADRs, and make pragmatic architecture calls
• Own projects end-to-end: From solution design to deployment
• Build and maintain AWS infrastructure as code (Lambda, ECS, API Gateway, DynamoDB, SQS/SNS, EventBridge)
• Raise the bar on code review, AI assisted code, automated testing, CI/CD and observabilit
• Act as an escalation point for backend and infrastructure incidents




• Mentor engineers through pairing and design feedback What You'll Bring
• 6+ years of backend engineering, with strong Node.js and TypeScript
• Production experience with AWS, ideally serverless and event-driven architectures
• Infrastructure as code (Terraform or CloudFormation)
• A track record of owning the technical design and delivery of complex projects
• A security-first mindset: least-privilege IAM, secrets management, secure coding
• Experience with observability tooling and production incident response
• You can clearly explain trade-offs to engineers and non-engineers
• Sense of urgency to deliver incremental value at speed Nice to Have
• IoT, wearables or device integrations
• Experience with privacy and compliance requirements (e.g. SOC 2, GDPR)
• Experience and an interest in fast-moving engineering teams Why Join Spacetalk?
• Code that matters: your work helps keep families protected and connected
• Take real ownership of architecture and production systems
• A clear individual contributor growth path toward Staff Engineer

📌 Senior Software Engineer (Sydney)
🏢 SPACETALK
📍 Sydney