Job Description

About us n

n
- n

We're building a new category of interactive entertainment powered by AI characters, image, video, and real-time experiences. We’re one of the most-visited AI products globally, serving millions of users every day.

n
- n

We work in-person in Sydney, Australia, and hire globally.

n

How we work n

n
- n

User-first: We build what people want. We invest time to understand our users and focus on adding value instead of extracting value.

n
- n

High agency, high ownership: We own outcomes end-to-end. When something goes wrong, we take responsibility and fix it.

n
- n

Urgency: We prioritize ruthlessly, increase leverage, and move at an exceptional pace.

n

What you'll do n

You’ll join a small, talent-dense engineering team with significant ownership across product, infrastructure, and AI.

n

You won’t be handed narrowly-scoped tickets. You’ll work from problems and outcomes: understand what users need, decide what should be built, design the system, ship it, measure the result, and iterate.

Example projects n

n
- n

Design memory for month-long conversations. Decide how memories are written, ranked, and retrieved across billions of messages while fitting everything into a fixed context budget.

n
- n

Build the For You feed. Own retrieval, ranking, cold start, and experimentation end-to-end, with retention as the metric.

n
- n

Ship frontier models days after release. Evaluate and benchmark recent models, figure out the economics of hosting them at scale, and find the best configuration for millions of users.

n

What you'll bring n

n
- n

A track record of shipping exceptional products at meaningful scale.

n
- n

Strong product and engineering judgment: knowing what to build, how to build it,



and where to make tradeoffs .

n
- n

Hunger to win. You want high ownership, high expectations, and a lot of responsibility.

n

n

Our product stack includes TypeScript, Next.js, React, tRPC, Postgres, ClickHouse, Temporal, and AWS. Our inference stack is Python, serving LLMs, TTS, and diffusion image and video models on self-hosted GPUs.

What we offer n

n
- n

Top-of-market compensation with meaningful equity upside.

n
- n

Real ownership from day one. Work on important problems and see the impact of what you ship.

n
- n

Fast-growing scope. As your impact grows, your responsibility and compensation should grow with it.

n
- n

A company card for food, coffee, tools, and anything that helps you do your best work.

n
- n

Daily team lunch and dinner at the office.

n
- n

An unlimited workspace budget to build your ideal setup.

n
- n

Visa sponsorship and relocation assistance for people moving to Sydney.

n

How we think about comp n

We raise the ceiling for exceptional performers , not the floor. As your impact grows, your compensation should too.

n

n
- n

The listed range is cash + equity, with superannuation on top.

n
- n

We review compensation every 6 months.

n
- n

Bonuses reward past impact, and raises reflect your new level.

n

Our interview process n

n
1. n

Intro call: 15 minutes to align on the role and company.

n
2. n

Founder interview: go deep on what you’ve built, how you think, and how you work.

n
3. n

Technical interview: 1 hour of system design and technical discussion. No live coding.

n
4. n

Paid work trial: spend 3 days with us in Sydney working on a real problem. We cover travel and accommodation, if needed.

n
5. n

Offer: if it’s a strong fit, we move quickly.

n

📌 Software Engineer (New South Wales)
🏢 coreflow
📍 New South Wales