JOB   DETAILS

As a Senior Full Stack Engineer, you will own the systems that power a B2B fintech platform for the construction industry, building backend services, APIs, and transactional workflows for how money moves through the supply chain.

Responsibilities:

* Design, build, and maintain production-grade Java Spring Boot services and Node/TypeScript GraphQL APIs.
* Own backend architecture decisions including service structure, data modelling, API contracts, and security patterns.
* Write and optimize complex PostgreSQL queries, manage schema migrations, and maintain database performance.
* Contribute to React frontend development for internal tools or product surfaces when needed.

Qualifications Needed:

* 5+ years of professional software engineering experience with majority in backend or full stack roles.
* Experience building B2B SaaS or fintech products, particularly in payments or supply chain finance.
* Expert-level proficiency in Java and Spring Boot ecosystem, with strong production-tested GraphQL API experience.
* Deep hands-on experience with PostgreSQL including schema design, indexing, and query optimization.

What the Company Offers:

* High-ownership role on a lean team where architectural decisions ship to production and matter.
* Hybrid working in Sydney with a collaborative product team.
* Opportunity to build financial and workflow infrastructure behind how contractors operate and get paid.

Are you interested in this position?

Apply by clicking on the “Apply Now” button below!

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