Software Engineer, Marketplace Recruiting From ScratchSoftware Engineer, MarketplaceSan Francisco, CaliforniaOur client is one of the fastest-growing AI infrastructure companies, building the marketplace that connects world-class experts with the leading AI labs and enterprises developing frontier AI systems. This is an exceptional opportunity for backend engineers who enjoy distributed systems, marketplace infrastructure, and large-scale platform engineering while working on products that directly power the AI economy.
Sr. Software Engineer II, Sensor - Sensor Event Runtime (Hybrid) CrowdStrikeSr. Software Engineer II, Sensor - Sensor Event Runtime (Hybrid)Sunnyvale, CA$160,000–$250,000 / yearAbout the Role: We're building a welcoming & flexible team that prizes collaboration over competition, one which provides opportunities to learn new skills, mentor junior and senior developers and contribute to the direction of both the team & the products we're responsible for. This role is responsible for the design and implementation of high-performance software components in CrowdStrike's endpoint security solution - handling storage, correlation, filtering, rate limiting, and deduplication for event processing systems to ensure our customers are secure.
Principal Software Engineer, Simulation OpenAIPrincipal Software Engineer, SimulationSan Francisco, CaliforniaFor 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. Build a platform for our LLMs to train and be evaluated in simulated environments that mimic their deployment setting as closely as possible, on every axis: agentic harness, compute substrate, timing, tools, data sources, humans in the loop, and more.
Software Engineer, Frontier Data Products Recruiting From ScratchSoftware Engineer, Frontier Data ProductsSan Francisco, New YorkAs AI systems become increasingly dependent on expert judgment, the company is building the orchestration platform that coordinates complex, long-running workflows between humans and AI models. Their platform connects leading AI labs and enterprises with a worldwide network of expert talent to generate the high-quality data required to train and evaluate frontier AI models.
Fullstack Software Engineer CollectiveFullstack Software EngineerSan Francisco, CaliforniaWe are backed by General Catalyst, Sound Ventures (Ashton Kutcher and Guy Oseary), QED Investors, Google’s Gradient Ventures, Expa, and other investors who have financed iconic companies like YouTube, Substack, Twitch, Box, Hims, Instacart, and Lyft. Our technology and team of trusted advisors help members achieve financial independence by taking care of everything from business incorporation to accounting, bookkeeping, tax services, and access to a thriving community, all in one integrated platform.
Fullstack Software Engineer, Applied AI LangChainFullstack Software Engineer, Applied AISan Francisco, CaliforniaWe ship open source reference agents like Open SWE, Open Canvas, and our Deep Research agent that developers across the community use as starting points for their own production systems, while also building internal agents that power LangChain's own GTM and engineering workflows. Today, our platform includes LangSmith (Observability, Evaluation, Deployment, Fleet, and Sandboxes), our open source frameworks (LangChain, LangGraph, and Deep Agents), and the newly launched LangSmith Engine for autonomous agent improvement.
Software Engineer, Platform Recruiting From ScratchSoftware Engineer, PlatformSan Francisco, New YorkCompany Description This high-growth AI company is building the infrastructure that powers how human expertise is used to train and improve frontier AI systems. What You Will Do Build and maintain core backend systems that power platform operations, including contracts, payouts, and fraud-related workflows.
Software Engineer - Privacy & Compliance OpenAISoftware Engineer - Privacy & ComplianceSan Francisco, CaliforniaFor 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. 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.
Software Engineer, Monetization Product & Platform OpenAISoftware Engineer, Monetization Product & PlatformSan Francisco, CaliforniaFor 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. Our mission is to develop user-first, privacy-preserving monetization products—including next-generation ads experiences—that strengthen user trust, unlock economic opportunity, and support OpenAI’s long-term innovation.
Software Engineer, Monetization ML Infrastructure OpenAISoftware Engineer, Monetization ML InfrastructureSan Francisco, CaliforniaFor 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. Our mission is to develop user-first, privacy-preserving monetization products—including next-generation ads experiences—that strengthen user trust, unlock economic opportunity, and support OpenAI’s long-term innovation.
Software Engineer, Monetization Delivery OpenAISoftware Engineer, Monetization DeliverySan Francisco, CAFor 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. You'll work across backend, systems, and platform layers to define and implement 01 infrastructure, partnering closely with Product, Design, and Research to shape the future of monetized AI experiences.
Software Engineer, Productivity OpenAISoftware Engineer, ProductivitySan Francisco, CaliforniaFor 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. 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.
Software Engineer, API Agents OpenAISoftware Engineer, API AgentsSan Francisco, CaliforniaFor 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. Partner with Research, Codex, infrastructure, applied product teams, and external developers to translate model progress, traces, evaluations, and real workflow needs into shared capabilities and measurable gains in task completion, cost, and latency.
Senior Software Engineer, Full Stack Brex Inc.Senior Software Engineer, Full StackSan Francisco, CARemote$192,000–$240,000 / yearYou will tackle complex full-stack challenges, from designing scalable backend APIs and rule-evaluation engines for custom automations, to crafting intuitive frontend UX for our domain-specific task interfaces and workflow builders. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly.
Software Engineer (Cloud Platforms) Recruiting From ScratchSoftware Engineer (Cloud Platforms)San MateoRemoteWith adoption growing more than 600% in the past year and strong backing from world-class investors and technical leaders, the company is scaling rapidly and building a world-class engineering team focused on distributed systems, cloud infrastructure, and AI platforms. You'll work on highly technical distributed systems challenges involving Kubernetes, cloud platforms, multicloud orchestration, scalability, and reliability while helping organizations manage some of the largest AI workloads in production.
Software Engineer GhangorcloudSoftware EngineerSan Jose, CaliforniaWe are seeking a Software Engineer to execute the full lifecycle of the product development, by programming well-designed, efficient, and testable code that meets specifications. Develops documentation, flowcharts, layouts, diagrams, charts, code comments, and clean code to explain and show solutions.
Software Engineer – Platform/Infrastructure Recruiting From ScratchSoftware Engineer – Platform/InfrastructureSan Francisco, CaliforniaRemoteBacked by leading venture investors and founded by proven operators from category-defining security companies, they are rapidly scaling a highly technical engineering organization. Who is Recruiting from Scratch : Recruiting from Scratch is a premier talent firm that focuses on placing the best product managers, software, and hardware talent at innovative companies.
Mobile Software Engineer Intern — Flagship Apps (iOS / Android / Web) SpreeAIMobile Software Engineer Intern — Flagship Apps (iOS / Android / Web)San Francisco, CaliforniaThis role focuses on developing high-performance mobile applications and SDKs enabling camera-based capture, garment scanning, and interactive AI-driven try-on experiences. Your design work will directly impact how thousands (eventually millions) of people experience shopping with SPREEAI – no bureaucratic layers, your ideas can go live and make a difference immediately.
Software Engineer Intern (AI Infrastructure / Training / Inference) SpreeAISoftware Engineer Intern (AI Infrastructure / Training / Inference)San Francisco, CaliforniaThis role exists because modern generative and vision models require infrastructure beyond traditional backend engineering — including GPU orchestration, large-scale inference systems, performance optimization, and developer platforms that allow applied scientists to move fast without sacrificing reliability or cost efficiency. Your design work will directly impact how thousands (eventually millions) of people experience shopping with SPREEAI – no bureaucratic layers, your ideas can go live and make a difference immediately.
Software Engineer, Voice Agents & AI (Senior Or Staff Level) DeepgramSoftware Engineer, Voice Agents & AI (Senior Or Staff Level)San Francisco, CAThe Opportunity: We are seeking a Software Engineer to join our Enterprise AI team, a new, vertically focused business unit dedicated to solving the toughest problems in the space, working alongside Deepgram's core research teams. Deepgram is the leading platform underpinning the emerging trillion-dollar Voice AI economy, providing real-time APIs for speech-to-text (STT), text-to-speech (TTS), and building production-grade voice agents at scale.