Machine Learning Engineer jobs in San Francisco hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $297,640/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
meta.com · HQ: Menlo Park, United States · Digital Media · Foundation Models · Advertising · Virtual & Augmented Reality · Consumer Internet Groups · Messaging Apps · Social Networks · 5000+ employees · Est. 2004 · Trust B · Hiring 1102, 78 new
HQ: Menlo Park, United States · Digital Media · Foundation Models · Advertising · Virtual & Augmented Reality · Consumer Internet Groups · Messaging Apps · Social Networks · 5000+ employees · Est. 2004 · Trust B · Hiring 1102, 78 new
Meta Platforms is an American technology company founded in 2004 as Facebook and renamed in 2021 to signal its investment in immersive computing. It operates the largest family of social and messaging applications in the world, comprising Facebook, Instagram, WhatsApp, Messenger and Threads, and earns almost all of its revenue from advertising sold against that audience. Headquartered in Menlo Park, California, the company also develops the open Llama language models and the Reality Labs division behind Quest headsets and Ray-Ban smart glasses.
snapchat.com · HQ: Los Angeles, United States · Messaging Apps · Social Networks · 1001-5000 employees · Est. 2012 · Hiring 165, 14 new
HQ: Los Angeles, United States · Messaging Apps · Social Networks · 1001-5000 employees · Est. 2012 · Hiring 165, 14 new
Snapchat is a visual messaging app operated by Snap Inc, a technology company built around the camera. Users chat, send Snaps, view Stories and try Lenses on mobile or desktop, and Snap also runs the subsidiary Specs Inc and hires software engineers for creator backend systems in New York. The company is headquartered in Venice, Los Angeles, California, United States.
$334k – $500k per year · Equity · Head+ · 10+ years exp · In office (Palo Alto, San Francisco, Los Angeles, Bellevue, United States) · Bachelor's Degree · Full-Time · Architect
$276k – $414k per year · Equity · Lead · 8+ years exp · In office (Bellevue, Seattle, San Francisco, Palo Alto, Los Angeles, United States) · Bachelor's Degree · Full-Time · Principal
$209k – $313k per year · Equity · Middle · 4+ years exp · In office (Palo Alto, San Francisco, Los Angeles, New York, Bellevue, United States) · Bachelor's Degree · Full-Time · Middle
outset.ai · HQ: San Francisco, United States · AI Agents · Market Research · 201-500 employees · Est. 2022 · Startup · Trust B · Hiring 32, 1 new
HQ: San Francisco, United States · AI Agents · Market Research · 201-500 employees · Est. 2022 · Startup · Trust B · Hiring 32, 1 new
Get the depth of qualitative interviews at the speed and scale of a survey with the power of AI-moderated research. Make better, faster decisions for your business.
reflection.ai · HQ: New York, United States · AI Research Labs · Foundation Models · 501-1000 employees · Est. 2024 · Startup · Trust A · Hiring 47, 4 new
HQ: New York, United States · AI Research Labs · Foundation Models · 501-1000 employees · Est. 2024 · Startup · Trust A · Hiring 47, 4 new
Reflection AI is a company founded in 2024 by former Google DeepMind researchers who worked on AlphaGo and large language models. It builds autonomous coding agents and has committed to releasing frontier open-weight models as an American counterweight to Chinese open model releases. The company raised a very large round in 2025 to fund training at frontier scale.
≈ $179k – $355k per year (Estimated) · Equity · Staff+ · In office (New York, San Francisco, United States, London, United Kingdom) · Full-Time · Staff
≈ $215k – $428k per year (Estimated) · Equity · Staff+ · In office (San Francisco, New York, United States, London, United Kingdom) · Master's Degree · Full-Time · Staff · English
vercel.com · HQ: San Francisco, United States · Developer Tools · Cloud Platforms (IaaS & PaaS) · 501-1000 employees · Est. 2015 · Startup · Trust B · Hiring 89, 4 new
HQ: San Francisco, United States · Developer Tools · Cloud Platforms (IaaS & PaaS) · 501-1000 employees · Est. 2015 · Startup · Trust B · Hiring 89, 4 new
Vercel is an American company founded in 2015 that operates a deployment platform for web applications and maintains Next.js, the React framework used by a very large share of professionally built websites. Its commercial position rests on that combination: the framework is free and enormously popular, and the platform is where its features work with no configuration, which converts open source adoption into hosting revenue. Headquartered in San Francisco and valued in the billions, it has extended into edge compute, observability and an artificial intelligence software development kit widely used to build model-powered applications.
snap.com · HQ: Santa Monica, United States · AR & VR Software · Messaging Apps · Social Networks · Advertising · 1001-5000 employees · Est. 2011 · Trust A · Hiring 198, 15 new
HQ: Santa Monica, United States · AR & VR Software · Messaging Apps · Social Networks · Advertising · 1001-5000 employees · Est. 2011 · Trust A · Hiring 198, 15 new
Snap Inc. is a technology and social media enterprise specializing in visual communication, augmented reality, and digital advertising platforms. The company focuses on developing and maintaining multimedia messaging applications (Snapchat), personal avatar services (Bitmoji), augmented reality creation environments (Lens Studio), and wearable hardware (Spectacles).
$334k – $500k per year · Equity · Head+ · 10+ years exp · In office (Palo Alto, San Francisco, Los Angeles, Bellevue, United States) · Bachelor's Degree · Full-Time · Architect
$276k – $414k per year · Equity · Lead · 8+ years exp · In office (Bellevue, Seattle, San Francisco, Palo Alto, Los Angeles, United States) · Bachelor's Degree · Full-Time · Principal
$209k – $313k per year · Equity · Middle · 4+ years exp · In office (Palo Alto, San Francisco, Los Angeles, New York, Bellevue, United States) · Bachelor's Degree · Full-Time · Middle
wellsfargo.com · HQ: San Francisco, United States · Investment Banking & M&A Advisory · Wealth Management & Financial Advisors · Mortgage Lending & Brokers · Commercial & Retail Banks · 1001-5000 employees · Est. 1852 · Trust A · Hiring 1260, 479 new
HQ: San Francisco, United States · Investment Banking & M&A Advisory · Wealth Management & Financial Advisors · Mortgage Lending & Brokers · Commercial & Retail Banks · 1001-5000 employees · Est. 1852 · Trust A · Hiring 1260, 479 new
Headquartered in San Francisco, California, Wells Fargo & Company is one of the largest diversified financial services and banking institutions in the United States. The enterprise offers a broad suite of consumer banking, commercial lending, wealth management, and mortgage products to millions of individual and corporate clients. Operating an extensive network of physical branches alongside robust digital channels, it delivers critical financial infrastructure across domestic and international markets.
arine.io · HQ: San Francisco, United States · Care Coordination & Population Health · Clinical Decision Support · 201-500 employees · Est. 2015 · Startup · Trust C · Hiring 10
HQ: San Francisco, United States · Care Coordination & Population Health · Clinical Decision Support · 201-500 employees · Est. 2015 · Startup · Trust C · Hiring 10
Arine applies clinical algorithms to pharmacy and medical claims to find medication problems before they cause harm. Health plans use it to spot dangerous drug combinations, gaps in adherence and cheaper therapeutic alternatives, then route recommendations to pharmacists. The company works with Medicare and Medicaid plans across the United States.
simile.com · HQ: Brooklyn, United States · Artificial Intelligence · AI Agents · 201-500 employees · Est. 2016 · Startup · Trust B · Hiring 10, 1 new
HQ: Brooklyn, United States · Artificial Intelligence · AI Agents · 201-500 employees · Est. 2016 · Startup · Trust B · Hiring 10, 1 new
Simulate how real customers respond to a launch, price change, or campaign — before you ship. Built by the Stanford researchers behind generative agents.
lightfield.com · HQ: San Francisco, United States · Marketing & Sales AI · CRM Software · Est. 2020 · Startup · Trust B · Hiring 24
HQ: San Francisco, United States · Marketing & Sales AI · CRM Software · Est. 2020 · Startup · Trust B · Hiring 24
Lightfield is a software startup building an AI-native customer relationship management system for sales and go-to-market teams. The product captures emails, meetings and calls automatically and uses language models to keep account records, pipeline and follow-ups current without manual data entry. The company is headquartered in San Francisco, California, United States.
siftstack.com · HQ: El Segundo, United States · Stream Processing & Real-Time Data · Manufacturing & Industrial Software · Observability & APM · 501-1000 employees · Est. 2022 · Startup · Trust B · Hiring 31, 1 new
HQ: El Segundo, United States · Stream Processing & Real-Time Data · Manufacturing & Industrial Software · Observability & APM · 501-1000 employees · Est. 2022 · Startup · Trust B · Hiring 31, 1 new
Sift is a software company that provides a unified data observability platform specifically designed for mission-critical hardware and complex physical machines. Founded by former SpaceX engineers, the company's software replaces fragmented internal tooling by streamlining real-time telemetry ingestion, storage, automated anomaly detection, and root-cause analysis. Headquartered in El Segundo, California, it serves engineering teams across high-stakes industries such as aerospace, defense, autonomous systems, and transportation.
jpmorganchase.com · HQ: New York, United States · Wealth Management & Financial Advisors · Asset Management & Funds · Investment Banking & M&A Advisory · Commercial & Retail Banks · 5000+ employees · Est. 1799 · Trust A · Hiring 3479, 297 new
HQ: New York, United States · Wealth Management & Financial Advisors · Asset Management & Funds · Investment Banking & M&A Advisory · Commercial & Retail Banks · 5000+ employees · Est. 1799 · Trust A · Hiring 3479, 297 new
JPMorganChase is the largest bank in the United States by assets and one of the most systemically important financial institutions in the world, with a lineage running back through more than a thousand predecessor firms to the 1799 founding of the Bank of the Manhattan Company. It combines a dominant investment bank and markets business with Chase, the largest retail banking franchise in America, plus commercial banking and asset and wealth management. Headquartered in New York, the group is unusual among banks for the scale of its technology spending, running one of the largest engineering organisations of any financial institution and deploying its own internal AI platform across the firm.
fluidstack.com · HQ: New York, United States · Data Centers & Colocation · Cloud Platforms (IaaS & PaaS) · AI Compute & Inference · 1001-5000 employees · Est. 2017 · Trust A · Hiring 208, 7 new
HQ: New York, United States · Data Centers & Colocation · Cloud Platforms (IaaS & PaaS) · AI Compute & Inference · 1001-5000 employees · Est. 2017 · Trust A · Hiring 208, 7 new
Fluidstack is an artificial intelligence infrastructure company that builds and operates large GPU clusters for model developers, research labs and enterprises. It began by aggregating idle compute from data centres and has since moved into developing dedicated gigawatt-scale sites, arranging the power, financing and construction alongside the clusters themselves, and it works with national governments and sovereign programmes as well as commercial labs. The company is headquartered in New York with a substantial London presence, and it competes with the specialist GPU cloud providers by taking on the energy and site development problem rather than only reselling capacity.
sia.com · HQ: Paris, France · Analytics & BI Consulting · AI Consulting & Integration · Management Consulting · 1001-5000 employees · Est. 1999 · IT services · Trust B · Hiring 244, 38 new
HQ: Paris, France · Analytics & BI Consulting · AI Consulting & Integration · Management Consulting · 1001-5000 employees · Est. 1999 · IT services · Trust B · Hiring 244, 38 new
Sia is a French management consultancy founded in 1999, known until 2024 as Sia Partners, that combines traditional strategy and operations advice with a large in-house data and artificial intelligence capability. Its consultants work for banks, insurers, energy and utility companies, telecommunications operators and public sector clients on transformation, regulation, risk and technology programmes, supported by its own AI products rather than only slide-based recommendations. Headquartered in Paris, the firm employs several thousand consultants across Europe, North America, the Middle East and Asia.
infinitus.ai · HQ: San Francisco, United States · AI Agents · Patient Access & Booking · 51-200 employees · Est. 2019 · Startup · Hiring 4
HQ: San Francisco, United States · AI Agents · Patient Access & Booking · 51-200 employees · Est. 2019 · Startup · Hiring 4
Infinitus automates the phone calls that healthcare organisations make to insurers to check benefits and prior authorisations. Its voice agents complete the call, navigate hold queues and return structured data into the caller's system. The company has run millions of these calls for payers, providers and pharmacies.
pallet.com · HQ: San Francisco, United States · AI Agents · Supply Chain AI · Logistics · 11-50 employees · Est. 2022 · Startup · Trust B · Hiring 22, 1 new
HQ: San Francisco, United States · AI Agents · Supply Chain AI · Logistics · 11-50 employees · Est. 2022 · Startup · Trust B · Hiring 22, 1 new
Pallet builds AI agents that automate the manual workflows of supply chain teams in the freight and logistics industry. It is hiring enterprise account executives and regional sales directors for German, French, Spanish and Portuguese speaking markets, as well as in London and Dubai. The company is headquartered in San Francisco, California, United States.
provectus.com · HQ: San Francisco, United States · IT Consulting & Digital Transformation · AI Consulting & Integration · Est. 2010 · Hiring 37, 3 new
HQ: San Francisco, United States · IT Consulting & Digital Transformation · AI Consulting & Integration · Est. 2010 · Hiring 37, 3 new
Provectus is a technology consulting firm that delivers artificial intelligence, machine learning, data engineering and cloud projects for enterprise clients, with a strong focus on generative AI solutions built on Amazon Web Services. Founded in 2010, it runs engineering teams across the United States, Latin America, Armenia and Eastern Europe and hires machine learning engineers, forward deployed engineers and business development staff. The company is headquartered in San Francisco, California, United States.
$180k – $200k per year · Staff+ · 7+ years exp · San Francisco · Los Angeles · Berkeley · Oakland · San Mateo · Remote (United States) · Full-Time · Architect
vals.ai · HQ: San Francisco, United States · AI Evaluation & Observability · 51-200 employees · Est. 2024 · Startup · Trust B · Hiring 5
HQ: San Francisco, United States · AI Evaluation & Observability · 51-200 employees · Est. 2024 · Startup · Trust B · Hiring 5
Vals AI runs private, domain-specific benchmarks that measure how language models perform on legal, tax and finance work. Its public leaderboards compare frontier models on tasks professionals actually do. Enterprises use the private evaluations before deploying a model in regulated workflows.
