Initial large-scale training of foundation models on massive unlabeled corpora to learn general representations; the most compute-intensive stage of the lifecycle.
Primary AI lifecycle stage: pre-training.
As of today, 224 active AI roles across 45 companies in our index reference Pretraining. Hiring concentrates at the pre-training (65%) and post-training (21%) stages. Most common sectors: Big Tech, AI Frontier, Semiconductors. New postings fell 34% in the last 30 days versus the prior 30 (59 → 39).
Initial large-scale training of foundation models on massive unlabeled corpora to learn general representations; the most compute-intensive stage of the lifecycle. Primary AI lifecycle stage: pre-training.
224 active AI roles across 45 companies in our index reference Pretraining as of today. New postings fell 34% in the last 30 days versus the prior 30 (59 → 39).
The companies with the most active Pretraining listings are: Capital One (25 roles), NVIDIA (22 roles), Meta (19 roles), Microsoft (19 roles), Google (13 roles).
Pretraining primarily belongs to the pre-training stage of the AI lifecycle. In current hiring, Pretraining roles concentrate at: pre-training (65%), post-training (21%).
The sectors with the most active Pretraining hiring are: Big Tech, AI Frontier, Semiconductors.
22 AI roles tagged pretraining.
| Company | Title | Sector | AI score | Other tags |
|---|---|---|---|---|
| MongoDB | Staff Research Scientist | Enterprise | 9 | Frontier research · RAG · Agent research · Multimodal |
| Adobe | Sr Applied Scientist, Generative AI/ML | Enterprise | 9 | Multimodal · Fine-tuning · Model serving · Vision · Audio & speech |
| Adobe | Staff Applied Scientist | Enterprise | 9 | Multimodal · Vision · Fine-tuning · Model serving |
| Workday | Principal AI Researcher | Enterprise | 9 | Frontier research · RL post-training · Agent research · Agent orchestration · Multimodal · LLM observability · Guardrails |
| Adobe | Staff Applied Scientist, Generative AI/ML | Enterprise | 9 | Multimodal · Fine-tuning · Model serving · Frontier research · Vision · Audio & speech |
| Salesforce | Summer 2026 Intern - AI Research | Enterprise | 9 | Frontier research |
| Adobe | 2026 University Graduate - Applied Scientist | Enterprise | 9 | Fine-tuning · Multimodal · Vision · Audio & speech |
| Adobe | Senior Applied Scientist | Enterprise | 9 | Multimodal · Vision · Model serving · Fine-tuning |
| Adobe | Applied Scientist | Enterprise | 9 | Multimodal · Vision · Fine-tuning · Model serving |
| Adobe | Senior Research Scientist | Enterprise | 9 | Audio & speech · Multimodal · Frontier research · Fine-tuning |
| Adobe | Applied Scientist, Generative AI/ML | Enterprise | 9 | Multimodal · Fine-tuning · Model serving · Vision · Audio & speech · Frontier research |
| Adobe | Research Scientist | Enterprise | 9 | Frontier research · Fine-tuning · Multimodal |
| Canva | Research Scientist - Efficient AI 高性能AI大模型研究科学家 | Enterprise | 9 | Frontier research · Fine-tuning · Model serving · Inference infra · Multimodal · Quantization · Distillation |
| Wiz | AI Research Scientist | Enterprise | 9 | Frontier research |
| MongoDB | Senior Research Scientist, Voyage AI | Enterprise | 9 | Frontier research · Fine-tuning · RAG · Agent research · Multimodal |
| Adobe | Machine Learning Engineer 4 | Enterprise | 8 | Fine-tuning · Model serving |
| Adobe | Applied Scientist | Enterprise | 8 | Fine-tuning · Multimodal · Vision · Audio & speech · Synthetic data |
| Adobe | Applied Scientist 3 | Enterprise | 8 | Fine-tuning · Vision · Multimodal |
| Adobe | Senior Manager, Applied Science | Enterprise | 8 | Fine-tuning · Multimodal · Vision |
| Adobe | Director, Multimodal Data Research | Enterprise | 8 | Synthetic data · Multimodal · Model serving |
| Adobe | Manager, Applied Science | Enterprise | 8 | Multimodal |
| Adobe | 2026 Intern - Research Scientist/Engineer | Enterprise | 8 | Frontier research · Fine-tuning · Multimodal |