Liftoff Jobs

A curated index of open roles at top-tier AI companies.

Weekly digest

Week of 19 January 2026

47 new roles this week across 20 companies; the biggest movers: OpenAI (+11), Anthropic (+10), Ricursive Intelligence (+4).

Research

  1. Research Engineer / Scientist, Frontier Red Team (Cyber)Anthropic · SF Bay Area · $320K–485K · 30 weeks ago Develops Claude, an AI assistant, with research focused on AI safety and alignment
  2. LLM Modeling and Scaling ResearcherRicursive Intelligence · Series A · SF Bay Area · 31 weeks ago Designs AI chips using machine learning to optimize semiconductor development and inference performance

Infrastructure

  1. Staff+ Software Engineer, Safeguards InfrastructureAnthropic · London · GBP 325,000–395,000/year · 31 weeks ago
  2. Member of Technical Staff - Platform EngineeringModal · Series C · New York · $220K–300K · 31 weeks ago Modal is a cloud-based serverless computing platform designed for data science and machine learning teams
  3. Senior Software Engineer Together Cloud InfrastructureTogether AI · Seed · Amsterdam · 31 weeks ago Together AI is a cloud-based platform specializing in artificial intelligence infrastructure and tools
  4. MTS, SecurityFireworks AI · Series D · SF Bay Area · $180K–220K · 31 weeks ago Inference engine for deploying and fine-tuning open-source AI models with low-latency, high-throughput serving
  5. Founding Security EngineerRicursive Intelligence · Series A · SF Bay Area · 31 weeks ago
  6. LLM Infra EngineerRicursive Intelligence · Series A · SF Bay Area · 31 weeks ago
  7. Backend Engineer, Consumer DevicesOpenAI · SF Bay Area · $293K–325K · 31 weeks ago Develops AI systems including large language models like ChatGPT for research and commercial use
  8. Software Engineer, Platform SystemsOpenAI · London · 30 weeks ago
  9. Software Engineer, Platform SystemsOpenAI · SF Bay Area · $310K–460K · 30 weeks ago
  10. Software Engineer, Character Platform & ToolsSesame AI · Series B · SF Bay Area · $175K–280K · 31 weeks ago Sesame Technology is a multifaceted technology company with diverse offerings
  11. Infrastructure Software EngineerEtched · Seed · SF Bay Area · $150K–250K · 31 weeks ago Etched.ai is a technology startup developing specialized hardware for large language model (LLM) inference

Software

  1. Member of Technical StaffOpenEvidence · Series D · SF Bay Area · 31 weeks ago AI-driven clinical decision support platform aggregating medical journal findings for healthcare providers
  2. Member of Technical Staff - Post Training, AppliedLiquid AI · Seed · SF Bay Area · 30 weeks ago Builds efficient foundation models that run on-device across phones, cars, and edge hardware without sending d
  3. Senior Network Engineer (Amsterdam)Together AI · Seed · Amsterdam · 31 weeks ago
  4. Threat Intelligence EngineerAnthropic · Remote-Friendly (Travel-Required) · Remote · $320K–405K · 31 weeks ago
  5. Software Engineer - Training ProductBaseten · Late Stage · SF Bay Area · $165K–330K · 31 weeks ago Platform for deploying and serving machine learning models with high-performance inference at scale
  6. Rust Software EngineerFractile · Series B · Bristol · 31 weeks ago Builds specialized processors that fuse computation with memory to run large language models up to 25x faster
  7. Rust Software EngineerFractile · Series B · London · 31 weeks ago
  8. Android Engineer, Applied FoundationsOpenAI · SF Bay Area · $230K–385K · 31 weeks ago
  9. iOS Engineer, Applied FoundationsOpenAI · SF Bay Area · $230K–385K · 31 weeks ago
  10. Signal Integrity EngineerOpenAI · SF Bay Area · $225K–445K · 31 weeks ago
  11. Software Engineer, Research - Human DataOpenAI · SF Bay Area · $230K–385K · 30 weeks ago

Hardware

  1. Global Supply Manager, MechanicalsEtched · Seed · SF Bay Area · $150K–270K · 31 weeks ago
  2. Outside MachinistSaronic · Series D · Franklin, LA · 30 weeks ago Saronic Technologies develops advanced autonomous surface vessels for naval and maritime applications

Product

  1. Founding Product ManagerListen Labs · Series B · SF Bay Area · 31 weeks ago AI-powered platform that conducts automated video and audio interviews to generate customer insights at scale

Go-to-market

  1. Director, Revenue AccountingAnthropic · SF Bay Area · $230K–300K · 31 weeks ago
  2. Account Director - TokyoOpenAI · Tokyo · 30 weeks ago
  3. Account Director, Large EnterpriseOpenAI · Seoul, KR · 31 weeks ago
  4. Customer Success Manager, StrategicsAnthropic · New York · $265K–320K · 30 weeks ago
  5. GTM Lead - Real EstateWithCoverage · Series B · New York · $200K–250K · 31 weeks ago Digital platform for managing insurance policies, claims, and risk for CPG brands and growing businesses
  6. Finance & Strategy, GTM - KoreaAnthropic · Seoul, KR · 31 weeks ago
  7. Growth Account Executive, StartupsAnthropic · New York · $223K–290K · 31 weeks ago
  8. Mid-Market Account Executive, TechAnthropic · SF Bay Area · $290K–380K · 31 weeks ago
  9. Account Executive - LATAMElevenLabs · Series C · Mexico · 31 weeks ago AI platform generating realistic speech, music, and sound effects across 70+ languages
  10. Growth GeneralistElevenLabs · Series C · United Kingdom · 31 weeks ago
  11. Sales Development - LATAMElevenLabs · Series C · Mexico · 31 weeks ago
  12. Business Development RepresentativePerplexity · Series C · SF Bay Area · $75K–120K · 31 weeks ago AI-powered answer engine that provides conversational, source-backed responses to user queries

Operations

  1. People PartnerLangChain · Series B · SF Bay Area · 31 weeks ago Framework and platform for building, testing, deploying, and monitoring LLM-powered agents

General

  1. General ApplicationRicursive Intelligence · Series A · SF Bay Area · 31 weeks ago
  2. General ApplicationApplied Compute · SF Bay Area · 31 weeks ago Platform for training, deploying, and improving custom AI agents on enterprise data

Other

  1. Applied AI ArchitectAnthropic · Tokyo · 30 weeks ago
  2. Research Economist, Economic ResearchAnthropic · SF Bay Area · $320K–405K · 31 weeks ago
  3. Applied AI ArchitectOpenAI · New York City, NY · $157K–245K · 31 weeks ago
  4. Applied AI Architect, Large EnterpriseOpenAI · Munich · 30 weeks ago
  5. AI Strategist (All Levels)Distyl AI · Series B · SF Bay Area · 31 weeks ago Builds customized generative AI systems and operating platforms for enterprise transformation

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