Frontend Software Engineer, Codex App
About the Team The Codex App team builds and maintains the Codex desktop app and IDE extension — the primary ways developers interact with Codex. Our goal is to make AI feel like a real software engineering teammate inside real workflows: editing code, running tasks, reviewing changes, and coordinating long-running wor
What this role actually needs.
About the Team The Codex App team builds and maintains the Codex desktop app and IDE extension — the primary ways developers interact with Codex. Our goal is to make AI feel like a real software engineering teammate inside real workflows: editing code, running tasks, reviewing changes, and coordinating long-running wor Responsibilities: - Build and ship polished, high-performance UI across the Codex desktop app and IDE extension. - Partner tightly with design to turn prototypes into production-quality experiences (layout, motion, typography, interaction details). - Iterate on future interfaces for interacting with agents: delegation, task timelines, status/progress, handoffs, review, and control surfaces. - Own frontend architecture decisions (component systems, state management, navigation, rendering performance). - Improve quality and reliability through testing, instrumentation, and thoughtful UX for failure modes. - Collaborate with platform/model/backend partners to integrate new capabilities into cohesive product flows. 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 Frontend Software Engineer, Codex App role.
- Build and ship polished, high-performance UI across the Codex desktop app and IDE extension.
- Partner tightly with design to turn prototypes into production-quality experiences (layout, motion, typography, interaction details).
- Iterate on future interfaces for interacting with agents: delegation, task timelines, status/progress, handoffs, review, and control surfaces.
- Own frontend architecture decisions (component systems, state management, navigation, rendering performance).
- Improve quality and reliability through testing, instrumentation, and thoughtful UX for failure modes.
- Collaborate with platform/model/backend partners to integrate new capabilities into cohesive product flows.
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Source: jobs.ashbyhq.com · Source ID: 5f6685ad-2fba-4e60-8982-fa142b33e194 · Confidence: 97/100 · Last checked: May 7, 2026
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