We are looking for a hands-on Senior Full-Stack Engineer to take ownership across our web application, mobile experience, backend services and AI-enabled capabilities. You will write production code, ship end-to-end features, review pull requests, make pragmatic engineering decisions and contribute to the reliability of a product used by customers every day.

Key responsibilities

Build and maintain web applications using Next.js, React and TypeScript

Develop and ship mobile functionality using React Native and Expo for iOS and Android

Deliver full-stack features across user interfaces, backend services, APIs, databases and integrations

Build and improve AI-enabled product features using LLMs, structured outputs, prompt design and evaluation practices

Contribute to voice-agent and conversational-AI capabilities, including telephony, real-time audio and voice workflows

Design and maintain reliable data models, APIs, authentication and access-control patterns

Maintain production quality through testing, code review, monitoring, debugging and incident response

Work with product and leadership to turn customer needs into well-scoped, high-quality releases

Help strengthen engineering standards, documentation and practical AI-assisted development workflows

About you

5-8 years of commercial full-stack software-development experience

Strong production experience with TypeScript, React and Next.js

Experience building and shipping production applications using Node.js and relational databases, preferably PostgreSQL

Experience with React Native and Expo, including at least one shipped iOS or Android application





Experience delivering consumer or B2B software used by real customers

Experience integrating LLMs or AI capabilities into production workflows

Practical experience with AI-assisted engineering tools such as Claude Code, Cursor, Aider or equivalent

Experience with cloud-hosted production systems, CI/CD, monitoring and debugging

Ability to work independently, own technical outcomes and collaborate through substantive code review

Availability to work full-time and on-site in Hampton, Melbourne

About us

Senatra builds AI-powered technology that supports older Australians and their families. We are building a high-quality digital product in a sensitive, high-trust environment, combining web, mobile and AI-enabled experiences. Senatra is an AI-first engineering team. AI tools are part of the daily workflow, but engineers remain accountable for architecture, security, testing, edge cases and production outcomes. We value practical ownership over process. Engineers are expected to write code, review code, improve systems and make good decisions with a clear focus on customer impact and reliability. We use peer review, automated testing and clear engineering standards to maintain quality while moving quickly.

- Meaningful ownership across web, mobile, backend and AI product work
- Modern AI-assisted development tools and the freedom to improve team workflows
- Direct collaboration with founders and a small product-focused team
- The prospect to build technology that supports older Australians and family caregivers
- Full-time, on-site work in Hampton, Melbourne, with easy parking and local cafés nearby

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📌 Senior Full-Stack Engineer (AI) (Williamstown)
🏢 Senatra
📍 Williamstown