Senior Full Stack Engineer
HaastSydney, New South Wales, Australia
Posted January 17, 2026
Full Time
About the Company
Haast is a technology company that is shipping one of the first enterprise-grade LLM platforms delivering mission-critical value to teams today.
Job Description
Senior Full Stack Engineer responsible for leading the development of end-to-end features, architecting AI insights, and ensuring system robustness, speed, and usability. Passionate engineers who can master various tools and drive excellence are encouraged to apply.
Requirements
- Extreme Ownership: take full accountability for the features you build
- Product-Led Engineering: challenge "why" and "how" to deliver the best possible user experience
- Full-Stack Agility: move seamlessly between UI and logic development
- Drive Excellence: champion clean architecture, automated testing, and a "ship fast, but never broken" mentality
- Mentorship: lead by example and fuel a culture of passion, curiosity, and continuous improvement
Benefits
- Equity & Upside: share success with team members
- Remote-Friendly & Collaborative: hybrid work option for Sydney-siders and open to exceptional candidates across Australia