Senior Software Engineer
Sydney, CA
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A well-backed AI startup solving one of the hardest problems in global trade: tax compliance. Backed by a16z and YC, 30%+ month-on-month growth, customers include some of the biggest names in US tech. The core product ingests global trade law across 190+ jurisdictions, interprets it in real time, and produces compliance determinations at millisecond latency. The engineering bar is high by necessity: being 99% right isn't good enough when you're handling millions of transactions.

They're hiring a Senior Software Engineer to own and build new product lines as the platform expands. This is a founding-eng-style role at a company with serious traction.

What you'll do

  • Own end-to-end development of new product areas: filing infrastructure, tax engine features, agentic AI integrations
  • Ship mission-critical features used daily by enterprise customers within your first weeks
  • Work directly with customers to improve and optimise key platform components
  • Define the problem, not just execute the solution: small team, no playbook
  • Mentor engineers in areas you've built and own

 

About you

  • Strong Python engineer: comfortable owning a backend codebase and data pipeline end to end
  • Experience with large volumes of transaction data or business-critical financial systems
  • Very strong attention to detail: in a compliance product, near-correct is wrong
  • Early-stage experience: you've built in environments where ambiguity is the norm, not the exception
  • You define your own path to a goal; you don't wait for the answer to be handed to you

 

Nice to have

  • Django or Python ORM experience
  • Front-end exposure (React); full stack a bonus, not a requirement
  • Experience in fintech, compliance, tax, or other high-stakes data domains

 

Stack

Python, Django. React on the front end. High-volume transaction data pipelines. AI/agentic features in active development.

Comp

AUD $180k-$230k base depending on level. Equity included.

Details

Sydney or Melbourne. Remote-friendly for the right person. Australian working rights required.

To apply

Hit apply and upload your resume.

Codi is a specialist technical recruitment company based in Sydney. We've been hiring engineers for 10+ years for the best software teams. Follow us on LinkedIn and connect with our founder, George Double.

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