Software Engineer, Codex App
About the Team The Codex App team owns the desktop application and IDE extension that bring Codex into developers’ daily workflows. We build product experiences end-to-end, and we care equally about usability, performance, and reliability.
What this role actually needs.
About the Team The Codex App team owns the desktop application and IDE extension that bring Codex into developers’ daily workflows. We build product experiences end-to-end, and we care equally about usability, performance, and reliability. Responsibilities: - Build end-to-end features across the Electron app (UI + Node/TypeScript backend layers). - Design robust integrations with the Codex CLI and app server (Rust), including process lifecycle, streaming output, and error handling. - Own IPC architecture and patterns (renderer/main boundaries, message schemas, backpressure, safety, debugging). - Build systems for orchestration: long-running tasks, incremental progress updates, cancellation, retries, and state synchronization. - Improve reliability, observability, and performance (logging/tracing/metrics, profiling, crash/debug tooling). - Partner with design and product to turn ambiguous needs into crisp, shippable workflows. Company context: OpenAI builds frontier AI systems, research infrastructure, and applied products for developers, enterprises, and global users.
Day-to-day expectations
OpenAI lists these responsibilities for the Software Engineer, Codex App role.
- Build end-to-end features across the Electron app (UI + Node/TypeScript backend layers).
- Design robust integrations with the Codex CLI and app server (Rust), including process lifecycle, streaming output, and error handling.
- Own IPC architecture and patterns (renderer/main boundaries, message schemas, backpressure, safety, debugging).
- Build systems for orchestration: long-running tasks, incremental progress updates, cancellation, retries, and state synchronization.
- Improve reliability, observability, and performance (logging/tracing/metrics, profiling, crash/debug tooling).
- Partner with design and product to turn ambiguous needs into crisp, shippable workflows.
Why this listing is more than a copied job post.
Software Engineer, Codex App is framed against UpJobz source checks, country scope, compensation visibility, and work-authorization signals so candidates can make a faster go/no-go decision.
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Compensation read
$230K - $385K is visible before the click, so candidates can compare the role against local market expectations before applying.
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Hybrid roles in San Francisco should be compared against commute, local salary bands, and nearby employer demand.
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Source: jobs.ashbyhq.com · Source ID: 60e52bb7-3418-447c-8767-a6bb8e7dedd8 · Confidence: 97/100 · Last checked: May 7, 2026
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