Software Engineer, Full Stack

OpenAI

. Build and launch features across web interfaces, APIs, backend services, and data models .

Posted 10/17/2026full-timeNew York City • New York • United StatesMid-LevelSenior💰 $347,000 - $385,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and launching features across web interfaces, APIs, and backend services while owning complex engineering projects from concept to production. Proficient in designing workflows and improving system performance and reliability.

Highest-signal resume keywords

Frontend And Backend Systems ExperienceAPI DevelopmentData ModelingAsynchronous Workflows UnderstandingComplex Engineering Project Ownership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Web Interface DevelopmentBackend Service DevelopmentProduct PrototypingTask Workflow CreationPerformance ImprovementTechnical Direction EstablishmentTesting PracticesObservability ImplementationUser Feedback IterationAI Or Machine Learning Experience

Industry Keywords

Consumer ProductsAgent ApplicationsWorkflow ApplicationsEngineering OwnershipService Design

About the role

Key responsibilities & impact

Build and launch features across web interfaces, APIs, backend services, and data models
Create workflows for task creation, progress updates, agent feedback, and results across sessions and devices
Translate emerging model capabilities into product prototypes with research, product, and design partners
Design interfaces between product surfaces and agent execution systems
Improve performance and reliability across the stack, including user-facing latency and recovery from partial failures
Own projects from exploration through architecture, implementation, launch, and iteration based on user feedback
Establish technical direction, testing practices, and observability as the product grows

Requirements

What you’ll need

Significant experience building and shipping products across frontend and backend systems
Ability to work across user interfaces, service design, APIs, and data modeling
Experience taking ambiguous ideas from concept to production
Understanding of asynchronous workflows, state, consistency, and failure across system boundaries
Experience owning complex engineering projects and helping engineers make technical decisions
Experience launching new consumer products, building agent or workflow applications, or working in small teams with broad engineering ownership is especially relevant
Prior AI or machine learning experience is helpful but not required
Able to work from the US office three days per week
Work authorization in the country where the job is located

Benefits

Comp & perks

Equity
Performance-related bonuses for eligible employees
Medical, dental, and vision insurance for you and your family
Employer contributions to Health Savings Accounts
Pre-tax Health FSA, Dependent Care FSA, and commuter expense accounts
401(k) retirement plan with employer match
Paid parental leave up to 24 weeks for birth parents and 20 weeks for non-birthing parents
Paid medical and caregiver leave up to 8 weeks
Flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
13+ paid company holidays
Multiple paid coordinated company office closures
Paid sick or safe time
Mental health and wellness support
Employer-paid basic life and disability coverage
Annual learning and development stipend
Daily meals in offices and meal delivery credits as eligible
Relocation support for eligible employees
Charitable donation matching and wellness stipends may be provided