Hiring signals
AI Hiring Trends
Which AI companies and tools appear most in job postings, based on monthly HN "Who's Hiring" threads. A bounded public hiring signal from a startup- and tech-skewed venue. Useful as supporting context, not as a full production-usage measure.
Data as of April 2026. Source: Hacker News "Who's Hiring" threads via Algolia API. Updated monthly.
Use hiring data as supporting context for Research Briefs.
96 AI tool mentions across 37companies in the latest HN "Who's Hiring" threads. Anthropic leads with 25 mentions. Source: AI-Buzz job demand tracking, updated monthly from Hacker News hiring threads.
| Rank | Company | Category | Job Mentions (30d) |
|---|---|---|---|
| #1 | Anthropic AI safety company behind the Claude model family | Foundation Models | 25 |
| #2 | Supabase Open-source Firebase alternative built on Postgres | Developer Tools | 10 |
| #3 | OpenAI AI company behind ChatGPT, GPT models, and the OpenAI API | Foundation Models | 7 |
| #4 | N8N Workflow automation platform with AI features. Open-source alternative to Zapier. | AI Agents | 5 |
| #5 | Hugging Face Open-source ML platform hosting models, datasets, and Spaces | AI Infrastructure | 4 |
| #6 | Unstructured ETL for unstructured data preprocessing | AI Infrastructure | 4 |
| #7 | Black Forest Labs Creators of FLUX, open-source image generation models | Image Generation | 4 |
| #8 | LangChain Framework for building LLM-powered applications. Chains, agents, RAG. | Developer Tools | 3 |
| #9 | Neon Serverless Postgres with branching, autoscaling, and an AI-optimized architecture | Developer Tools | 3 |
| #10 | Databricks Data and AI platform, creator of MLflow and Dolly | AI Infrastructure | 2 |
| #11 | Lambda GPU cloud platform and on-premise infrastructure for training and serving ML models. | AI Infrastructure | 2 |
| #12 | Synthesia Enterprise AI video with digital avatars. Used for training and marketing videos. | Video Generation | 2 |
| #13 | Haystack Open-source framework for building production-ready NLP applications. | Developer Tools | 1 |
| #14 | Mem0 Memory layer for AI agents. Enables persistent memory across conversations. | AI Agents | 1 |
| #15 | Scale AI Data labeling and AI infrastructure platform | AI Infrastructure | 1 |
| #16 | Codeium Free AI code completion. Copilot alternative for developers. | Code Generation | 1 |
| #17 | Gamma AI-powered presentation builder. Creates slides from text prompts. | Content Writing | 1 |
| #18 | Phrase AI-powered translation management platform for localization teams | Translation | 1 |
| #19 | Gong Revenue intelligence platform using AI to analyze sales calls and customer interactions. | Conversational AI | 1 |
| #20 | Stability AI Open-source generative AI. Creators of Stable Diffusion. | Image Generation | 1 |
| #21 | Poolside AI-native code generation using reinforcement learning | Code Generation | 1 |
| #22 | LiveKit Open-source platform for real-time audio, video, and AI voice agents | Conversational AI | 1 |
| #23 | Replicate Platform to run and deploy ML models via API. | AI Infrastructure | 1 |
| #24 | Modal Cloud platform for running AI workloads. Serverless ML infrastructure. | AI Infrastructure | 1 |
| #25 | Lovable AI-powered full-stack app builder from natural language prompts | Code Generation | 1 |
| #26 | Baseten ML model serving platform with GPU infrastructure for inference | AI Infrastructure | 1 |
| #27 | Langfuse Open-source LLM observability platform. Monitor and debug AI applications. | AI Infrastructure | 1 |
| #28 | LanceDB Serverless vector database built on Lance columnar format | AI Infrastructure | 1 |
| #29 | CoreWeave GPU cloud infrastructure provider specializing in AI and HPC workloads. | AI Infrastructure | 1 |
| #30 | Pinecone Vector database for AI applications. Powers semantic search and RAG. | AI Infrastructure | 1 |
| #31 | AgentOps Observability and testing platform for AI agents | AI Infrastructure | 1 |
| #32 | Tavily AI search API for developers. Real-time web search with citations. | AI Search | 1 |
| #33 | Imbue Develops AI systems optimized for robust reasoning to enable autonomous coding agents. | AI Agents | 1 |
| #34 | Mistral AI French AI lab building open-weight foundation models. | Foundation Models | 1 |
| #35 | Windsurf AI-powered code editor. Built for pair programming with AI. | Code Generation | 1 |
| #36 | Groq Fast inference for LLMs. Hardware-accelerated AI inference platform. | AI Infrastructure | 1 |
| #37 | Perplexity AI-powered search engine. Answer engine that cites sources. | AI Search | 1 |
Source: Hacker News "Who's Hiring" threads via Algolia API. Updated monthly. HN data skews toward startup/tech companies.