Latest Backend Engineering jobs at OpenAI

Build and operate Host Assurance services and host software that establish trust in bare-metal and virtual machine infrastructure through secure bootstrap, identity, attestation, and verification. The role requires production software engineering experience across reliable systems, platform or infrastructure security, and host-system boundaries.

Build backend infrastructure and customer-facing workflows that enable developers and AI agents to operate reliably in secure cloud environments. The role requires strong Go and production backend experience, distributed-systems expertise, and practical knowledge of cloud infrastructure, networking, and security.

Build foundational backend and data systems that detect, track, and enforce against harm and abuse on AI platforms. The role requires at least five years of software engineering experience, trust and safety expertise, and strong cross-functional collaboration skills.

Build and operate backend and financial infrastructure supporting pricing, payments, billing, subscriptions, entitlements, and invoicing. The role requires 5+ years of software engineering experience with distributed systems, transactional workflows, and highly reliable, auditable platforms.

Build product-minded backend services, APIs, dashboards, and safeguards that enable safe deployment of frontier AI through the API. The role requires 7+ years of professional engineering experience, strong distributed-systems fundamentals, and excellent product and developer judgment.

Build backend systems, data infrastructure, agentic workflows, and enterprise integrations that make AI useful and trustworthy for financial institutions. The role requires 5+ years of software engineering experience, backend-language proficiency, and experience with production data-intensive or distributed systems.

Build and operate backend API platform capabilities for enterprise controls, spanning authentication, networking, compliance, observability, and distributed systems. The role requires 9+ years of engineering experience, strong backend systems expertise, product judgment, and the ability to lead cross-functional initiatives.

Build and operate scalable backend systems and data workflows supporting pricing, billing, payments, ads, and other monetization capabilities. The role requires at least five years of software engineering experience, strong distributed-systems fundamentals, and the ability to lead complex cross-functional technical projects.

Build core backend infrastructure and shared agent harness for OpenAI's next-generation agents, powering long-running workflows with capabilities in search, memory, tool use, multi-agent coordination, and safe execution. Requires 7+ years backend engineering experience with strong systems design and product judgment.

Build and operate high-scale APIs and distributed systems for OpenAI's image, audio, and real-time multimodal models. Design low-latency infrastructure, integrate frontier research into production, and own availability, scalability, and developer experience. Requires 7+ years in backend or infrastructure engineering.

Build and operate scalable backend infrastructure supporting high-traffic ChatGPT experiences. The role requires at least four years of software engineering experience, strong production coding skills, and expertise in distributed systems, reliability, performance, and safe deployment practices.

Build and operate the enterprise control plane for OpenAI's Codex AI software engineer, focusing on security, governance, identity, access controls, encryption, and policy enforcement systems for large organizations.

Design, build, and scale privacy features and infrastructure for ChatGPT, API, and consumer devices using confidential computing and encryption. Requires 5+ years of software engineering experience and production experience with trusted execution environments.

Backend engineer building and extending OpenAI's API platform into cloud-native environments like AWS, creating cloud-contained developer products and agentic infrastructure. Requires 7+ years experience and proficiency in backend languages and distributed systems.

Build and scale orchestration, sandboxing, and storage systems for long-running cloud agents powering Codex, ChatGPT, and the OpenAI API. Requires 9+ years experience leading large-scale backend or infrastructure projects.

Build backend services, APIs, and data platforms that serve as the system of record for OpenAI's compute capacity planning, forecasting, and operational decision-making across a global infrastructure footprint.

Leads architecture, development, and operation of secure identity infrastructure across cloud platforms and internal systems for OpenAI's research and engineering teams. Requires 10+ years experience with large-scale backend systems, identity/security tech, and languages like Go, Rust, Python.

Designs and implements scalable backend systems, APIs, and infrastructure powering core AI products like ChatGPT. Focuses on performance, reliability, safety at global scale, and mitigating adversarial attacks using languages like Go, Python, Rust.

Software Engineer building and scaling retrieval infrastructure for AI models, including indexing, serving, and query execution systems. Partners with researchers to productionize embedding techniques and supports agentic workflows across OpenAI products.

Builds infrastructure for AI agents in production, focusing on sandboxed code execution, orchestration, stateful workflows, and optimization for tokens, latency, reliability, and cost at scale. Requires strong distributed systems and infrastructure engineering experience.

Build and scale localization platforms, AI-powered translation pipelines, and internationalization libraries for OpenAI products. Requires strong backend/full-stack experience with Java, React, MySQL, and Kubernetes.

Designs and builds experimentation and rollout infrastructure for safe feature launches and model evaluations at scale. Partners with product, research, and data teams to integrate systems into development lifecycles, focusing on developer experience and large-scale distributed systems.

Build and optimize Rust- and Python-based distributed systems that orchestrate, monitor, and debug machine-learning workloads across extremely large supercomputing clusters. The role emphasizes performance, correctness, reliability, observability, and fault tolerance.

Software Engineer building core monetization systems for ChatGPT Ads, handling end-to-end pipelines from event capture to billing. Requires 5+ years experience in distributed systems, data engineering, and financial accuracy.

Design and build infrastructure platforms for ChatGPT, focusing on scalability, reliability, and developer productivity. Requires experience with large-scale distributed systems, performance optimization, and creating reusable abstractions for engineering teams.

Builds and scales backend services and APIs for OpenAI's knowledge systems, integrating data and AI models into workflows. Requires 4+ years backend experience with Python, FastAPI, Postgres, and distributed systems.

Designs and builds scalable backend services, APIs, and infrastructure for consumer products, balancing velocity and long-term scalability. Requires 7+ years experience with Python, Go, system design, and cross-functional collaboration.

Build evals infrastructure and backend services for OpenAI's support automation, focusing on reliable pipelines, monitoring, and AI model integration. Requires 4+ years backend experience with Python, FastAPI, Postgres, and ML/LLM evals.

Builds core backend infrastructure for OpenAI's monetization and ads systems, architecting large-scale distributed systems focused on reliability, privacy, performance, and security. Requires 10+ years experience in mission-critical systems.

Builds and optimizes high-performance distributed database systems like Rockset, focusing on ingestion, query execution, indexing, and storage. Requires 4+ years experience in scalable systems, C++ proficiency, and cloud expertise to enhance reliability and throughput at massive scale.

Designs and operates critical backend platforms like caching, workflow orchestration, and metadata stores to enable scalable product development. Requires expertise in distributed systems, caching (Redis/Memcached), storage (FoundationDB), and orchestration (Temporal).

Builds and scales infrastructure for training and deploying AI agents, including novel container orchestration beyond Kubernetes, FastAPI/gRPC APIs, and Terraform-based systems. Collaborates with researchers on high-scale ML environments and production platforms for OpenAI products.

Designs and operates scalable data infrastructure for privacy, legal compliance, and security workflows, including secure storage, search services, and automated data transfers. Partners with Legal, Security, and engineering teams to build defensible systems handling large-scale data problems.

Build backend systems and data pipelines that support privacy, legal compliance, and sensitive-data workflows across API products and consumer applications. The role partners closely with legal, trust and safety, and engineering teams to automate customer-data processes.

Build and operate storage infrastructure powering OpenAI's research and production, including object stores, cross-region data movement, lifecycle management, and federation layers on Kubernetes using Rust.

Designs and implements custom networking collectives using C++ and CUDA for efficient AI model training on supercomputers. Requires expertise in low-level performance-critical software, RDMA distributed algorithms, and GPU/CPU code.