Backend Software Engineer, ChatGPT Engineering
OpenAI
About the Team Core backend engineering is central to delivering reliable, scalable, and performant AI-driven products. Our Backend teams span Search Infrastructure, Platform Engineering, Personalization, Ecosystems, Growth, and more—building services, data systems, and APIs that power ChatGPT’s global footprint. About the Role We’re hiring Backend Software Engineers to design and implement the services and infrastructure powering ChatGPT. What You’ll Do Architect, build, and improve scalable backend systems and APIs. Drive performance, reliability, and security across distributed services. Work closely with product, data science, and frontend teams. Implement data storage, retrieval, compute, and integration solutions. Participate in long-term architectural planning and technical design reviews. You Might Thrive Here If You: Have strong experience with distributed systems, APIs, and backend languages (e.g., Go, Python, Rust, C++). Enjoy building resilient services that handle large scale and complexity. Are passionate about system design, reliability, and operational excellence. We are open to hiring in San Fransisco, New York and Seattle About OpenAI OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. For additional information, please see OpenAI’s affirmated action and equal employment opportunity policy statement. Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations. To notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form. No response will be provided to inquiries unrelated to job posting compliance. We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link. OpenAI Global Applicant Privacy Policy At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology. #J-18808-Ljbffr OpenAI
$185k - $305k
Backend Software Engineer, ChatGPT ImageGen Applied AI Engineering - San Francisco About the Team The ChatGPT organization at OpenAI supports our mission by bringing advanced AI capabilities to hundreds of millions of users worldwide. The Image Generation team is responsible...SuggestedWorldwide- About the Team OpenAI’s Applications Engineering organization builds and operates the products (such as ChatGPT & Codex) that bring our cutting‑edge research to millions... ...global scale. About the Role We’re hiring Backend Software Engineers to design and implement safe...SuggestedWorldwide
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Staff / Senior Staff Backend Software Engineer, Workspace Agents B2B Applications - San Francisco About the Team The Workspace Agents team builds... ...foundations that bring powerful, reliable agents into ChatGPT workspaces. The team recently launched Workspace Agents in...Shift work- AI Chopping Block, Inc. is seeking an experienced Backend Engineer to join the Image Generation team. This role focuses on designing and building... ...backend systems that power image creation and editing across ChatGPT. You will develop scalable APIs and services, optimize...
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...enhancing work across the organization. From customer operations to engineering, we develop an ecosystem of automation products that empower... ...mission. About the Role We're looking for a Backend Software Engineer with experience working in ML/LLM-heavy domains to...Internship- ...Infrastructure for the World’s Largest Dataset You’ll be our seventh engineering hire. You’ll have full ownership over major features, play a... ...us build better products. Your Qualifications 4+ years of software development experience Deep customer empathy, including the...Immediate start
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.... Meet Your Future Neighbors As a Software Engineer at Nextdoor, you'll join a focused team... ...people who use tools like Claude, Gemini, ChatGPT, and Glean to challenge their own... ...improving frameworks across our frontend and backend services, in addition to making direct...Work experience placementWork at officeLocal areaWork from homeFlexible hours$293k - $385k
...and impact of our AI products, including ChatGPT and other offerings. We focus on... ...You Will: Lead and scale a high‑impact engineering team focused on growth‑driven initiatives... ...experience , Have strong technical expertise in backend, frontend, or full‑stack development,...Full timeWork at officeLocal areaRelocation packageFlexible hours$200k - $250k
...Employment Type Full time Location Type Remote Department Engineering Phantom is revolutionizing the way millions of people... ...categories, right next to X, PayPal, Coinbase, and ChatGPT. Responsibilities As a Software Engineer at Phantom, you’ll play a key role in building...Full timeRemote workFlexible hours$185k
...one of our major bets this year to turn ChatGPT into a true super‑assistant. We’re... ...the Role We’re looking for a Full Stack Software Engineer who enjoys blending front‑end and back‑... ...comfortable moving between frontend and backend to deliver complete features (React/Python...Full timeWork at officeLocal areaRelocation packageFlexible hours$170k - $195k
...is to make intelligent agents ubiquitous. We provide the agent engineering platform and open source frameworks developers need to ship... ...New York, Amsterdam, or London. We are looking for a Senior Backend Engineer to join us. In this role you will be building the backend...WorldwideFlexible hours$220k - $405k
...factors, including experience and expertise, and may vary from the amounts listed above. Perplexity is looking for an experienced Backend Engineer to join our small team revolutionizing the way people search and interact with the internet. You will be responsible for...Full timeLocal areaWorldwide- ...Team OpenAI's Applications Engineering organization builds and operates the products (such as ChatGPT & Codex) that bring our... ...We're hiring Full-Stack Software Engineers to design and implement... ...build, and improve frontend and backend systems. Work across the full...Worldwide
$150k - $250k
...Backend Engineer The backend is the product. The reliability of message delivery, the speed of AI responses, the depth of integrations, the transparency of AI decision-making, customers feel all of it even if they never see your code. You'll work directly with Punn...$185k
...$490,000 + Equity Posting Date April 13, 2026 Required Skills Full-Stack ChatGPT React Python Visa Sponsorship Not mentioned Relocation Not mentioned About the Role Full‑stack engineer building ecosystem features for ChatGPT. Interested in this role? Apply directly...RelocationVisa sponsorship$185k - $385k
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...Founding Backend Engineer, On-site - San Francisco, CA Schedule: In office, five days per week A well funded seed stage AI company... ...systems that automate complex workflows inside real enterprise software. The team is developing the platform, infrastructure, and backend...Work at officeImmediate start- ...Senior Frontend Engineer At HomeVision, we're modernizing the technology... ...Capital, we're building software that replaces legacy tools... ...product managers, designers, and backend engineers Mentor and guide... ...such as Copilot, Claude, ChatGPT, or Cursor Experience working...Flexible hours
- Rippling is looking for a Software Engineer Intern with a backend focus for Winter 2027 in San Francisco. You will work on important projects and gain experience similar to full-time engineers. This role includes mentoring and a variety of engagement activities, allowing...Full timeInternship
$200k - $350k
...Founding-tier Engineer - build the autonomous AI agents that allocate millions in real ad spend Are you a backend or ML engineer who's spent late nights reading RL papers and thinking "but what if you ran this with real money"? Have you shipped autonomous agents that...H1bWork at officeVisa sponsorshipNight shift- Town in San Francisco is looking for a backend engineer to develop an AI-powered assistant that understands user needs and executes tasks reliably across multiple tools. You will work on LLM orchestration, design key infrastructure, and be a foundational team member during...
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