How OpenAI is using GPT-5 Codex to improve the AI tool itself
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“The vast majority of Codex is built by Codex,” OpenAI told us about its new AI coding agent.
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Jan 31, 2026AI Agent Engineer at CollectWise
About Us CollectWise is a fast growing and well funded Y Combinator-backed startup. We’re using generative AI to automate debt collection, a $35B market in the US alone. Our AI agents are already outperforming human collectors by 2X, and we’re doing so at a fraction of the cost. With a team of three, we scaled to a $1 million annualized run rate in just a few months, and we are now hiring an AI Agent Engineer to help us reach $10 million within the next year. Role We are hiring an AI Agent Engineer to design, optimize, and productionize the...