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Applied AI Engineer, Codex

OpenAISingaporeGo To Market
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Senior · 5+ yrs
Posted
8 Oct 2026
Status
Open · checked 7d ago

About this role

OpenAI is hiring an Applied AI Engineer for the Codex team in Singapore to help customers integrate AI coding tools into their software development workflows. This full-time hybrid position requires working three days a week in the office and suits a technical professional with a background in customer-facing engineering and AI development tools.

Role Overview

The Applied AI Engineering (Codex) team helps organizations adopt coding tools throughout their software development lifecycle. The person in this role acts as a trusted technical partner to guide engineering teams through the integration of Codex into projects. This position combines technical architecture, product strategy, and customer-facing leadership while collaborating across sales, solutions engineering, and product groups.

Key Responsibilities

Serve as the primary technical subject matter expert on OpenAI Codex for a portfolio of customers, embedding deeply with them to enable engineering teams and build coding workflows.
Partner directly with clients to design and implement AI-enhanced development workflows, spanning from rapid prototyping to scalable production rollouts.
Build high-quality demos, reference implementations, and workflow automations using Codex during the development process.
Lead large-format workshops, technical deep dives, and hands-on enablement sessions for client engineering organizations.
Contribute technical content including examples, guides, patterns, and best practices to the OpenAI Cookbook.
Gather product insights from customer deployments and translate them into product proposals and model feedback for internal teams.
Influence customer strategy regarding how AI coding tools fit into their software development lifecycle, technical roadmap, and organizational workflows.
Serve as a trusted advisor on solution architecture, operational readiness, model configuration, security considerations, and best-practice adoption.

Requirements

Ability to speak Mandarin is required for working with Mandarin-speaking customers and vendors.
Minimum of 5 years of technical consulting, post-sales engineering, solutions architecture, or similar experience working directly with customers.
Active power user of AI coding tools with a deeply customized developer workflow.
Experience building scrappy, high-signal demos, integrations, and prototypes.
Experience delivering large, high-impact workshops or technical training to engineering teams.
Experience contributing technical guides, patterns, or examples publicly.
Strong written and verbal communication skills for conveying complex technical concepts.

Skills and Tools

OpenAI Codex
OpenAI Cookbook

Salary and Benefits

Relocation assistance is offered to new employees.
Hybrid work model requiring three days in the office per week.

About the Company

OpenAI is an artificial intelligence research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. The company pushes the boundaries of AI capabilities and seeks to safely deploy them to the world through various products, operating as an equal opportunity employer.

How to Apply

To apply for this position, please visit the official OpenAI careers page.

Skills and tech stack

OpenAI CodexOpenAI Cookbook

Questions candidates ask

Where is this job located?

This role is based in Singapore with a hybrid work model requiring three days in the office per week.

Is relocation assistance provided?

Yes, relocation assistance is offered to new employees.

What language proficiency is required?

The ability to speak Mandarin is a requirement because the role involves working with Mandarin-speaking customers and vendors.

How many years of experience are required?

Candidates must have 5+ years of technical consulting, post-sales engineering, solutions architecture, or similar customer-facing technical experience.

What tools will I be working with?

You will be working extensively with OpenAI Codex and contributing technical content to the OpenAI Cookbook.

Ready to apply?

The application is on the official OpenAI careers page.

Apply on company site