Jobs at AI startups

Hiring now: Shield AI, OpenAI, Applied Intuition, Anthropic, Distro, Harvey and 1579 more

• Machine Learning Engineer - ML Training Platform AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Engineer - Decentralized Training and Inference Verification AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Engineer - Geo-Distributed Inference AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Engineer - Post-Training AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Engineer - Pre-training AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Scientist AIPluralisSan FranciscoMid levelPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Research Scientist Intern AIPluralisSan FranciscoInternshipPluralis Research works on Protocol Learning — decentralized, communication-efficient model-parallel training for foundation models. Backed by USV.Posted Aug 31
• Optical Engineer AIProlific MachinesEmeryville, CaliforniaOn-siteMid levelBacked by SOSV.$115K to $175KPosted Aug 31
• AI Engineer, Healthcare AIProtegeRemoteMid levelProtege is the trusted source for AI-ready, real world data and expertise at every stage of the AI lifecycle. Backed by a16z and CRV.Posted Aug 31
• AI Engineer - New Verticals AIProtegeRemoteMid levelProtege is the trusted source for AI-ready, real world data and expertise at every stage of the AI lifecycle. Backed by a16z and CRV.Posted Aug 31
• Technical Support Operations Manager AIRad AISan Francisco - OnsiteOn-siteSeniorModern radiology AI for reporting, impressions and follow-up. Reduce cognitive burden, improve report quality and help radiologists work faster. Backed by Khosla.$120K to $150KPosted Aug 31
• Raven StealthCo - Associate Scientist, In Vitro Pharmacology and Assay Development AIRavenBoston, MAOn-siteAssociateSecure apps with our Runtime Protection Platform. De-prioritize 99% of vulnerabilities with runtime reachability and prevent exploits, zero-days and supply chain attacks with intelligent, library-level policies. Backed by Y Combinator.Posted Aug 31
• Raven StealthCo - Principal Scientist, In Vivo Pharmacology AIRavenBoston, MAOn-sitePrincipal and upSecure apps with our Runtime Protection Platform. De-prioritize 99% of vulnerabilities with runtime reachability and prevent exploits, zero-days and supply chain attacks with intelligent, library-level policies. Backed by Y Combinator.Posted Aug 31
• Software Engineer (Senior, Staff) - Remote AIReplikaRemote (US)SeniorMeet Replika, the AI companion to do life with. Chat, reflect, grow, and build a meaningful connection with your AI friend. Backed by Y Combinator.Posted Aug 31
• Staff Software Engineer, AI Platform AISapiomSan Francisco, CAOn-siteSeniorBuild an agent and Sapiom runs everything it needs: infrastructure, capabilities, and cost, handled. Take agents from demo to production. Start free. Backed by Accel.Posted Aug 31
• Account Executive - Crypto AISardineNorth AmericaMid levelThe top agentic risk platform used by leading banks and merchants worldwide to stop fraud in real-time, prevent AI-driven attacks, automate fraud & AML operations. Backed by a16z and GV.$230K to $320KPosted Aug 31
• APX (New Grad 2027) AISierraSan Francisco, CAOn-siteEntry levelSierra helps businesses build better, more human customer experiences with AI. Backed by Kleiner Perkins, Lightspeed and Sequoia.$150K to $180KPosted Aug 31
• Software Engineer, Agent (New Grad 2027) AISierraSan Francisco, CAOn-siteEntry levelSierra helps businesses build better, more human customer experiences with AI. Backed by Kleiner Perkins, Lightspeed and Sequoia.$150K to $180KPosted Aug 31
• Software Engineer, Agent (Spanish speaking) AISierraSan Francisco, CAOn-siteMid levelSierra helps businesses build better, more human customer experiences with AI. Backed by Kleiner Perkins, Lightspeed and Sequoia.$180K to $390KPosted Aug 31
• Software Engineer Intern, Agent (Summer 2027) AISierraSan Francisco, CAOn-siteInternshipSierra helps businesses build better, more human customer experiences with AI. Backed by Kleiner Perkins, Lightspeed and Sequoia.Posted Aug 31