Work at CLR3
We are a small team of senior engineers who build and run production systems, for clients and for ourselves. If you want to own things end to end, from design to on-call, you will like it here.
Open roles
8 openings across 5 teams
Engineering
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Software Engineer
Toronto, Canada · Full-time, hybrid
Build and run the real-time data, infrastructure and AI products CLR3 operates in production, and ship client systems alongside a small senior team.
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Rust Engineer, Trading Infrastructure
Toronto, Canada · Full-time, hybrid
Write the hot path. Decoders, streams and transaction routing where microseconds show up in the product and in customer results.
Product
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Frontend Engineer
Toronto, Canada · Full-time, hybrid
Build the dashboards, checkouts and consoles our products live in. Real users, real money, and interfaces that have to earn trust in seconds.
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AI Engineer
Toronto, Canada · Full-time, hybrid
Make eeze smarter and safer: retrieval, grounding and guardrails for an AI that negotiates with real money on the line.
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Product Designer
Toronto, Canada · Full-time, hybrid
Design developer-facing products where clarity is the brand: consoles, checkouts, docs and dashboards across seven live products.
Don’t see the right role? We still want to hear from strong engineers. Send a short note and a link to your work to careers@clr3.org.