AI systems that invoke external APIs, search engines, or code interpreters during inference, extending capabilities beyond raw LLM generation. The foundational capability behind most agentic products.
Primary AI lifecycle stage: agents.
As of today, 1,275 active AI roles across 189 companies in our index reference Tool use. Hiring concentrates at the agents (94%) and post-training (2%) stages. Most common sectors: Enterprise, Big Tech, Data AI. New postings fell 20% in the last 30 days versus the prior 30 (695 → 554).
AI systems that invoke external APIs, search engines, or code interpreters during inference, extending capabilities beyond raw LLM generation. The foundational capability behind most agentic products. Primary AI lifecycle stage: agents.
1,275 active AI roles across 189 companies in our index reference Tool use as of today. New postings fell 20% in the last 30 days versus the prior 30 (695 → 554).
The companies with the most active Tool use listings are: JPMorgan Chase (73 roles), Salesforce (59 roles), Amazon (57 roles), Google (52 roles), Adobe (46 roles).
Tool use primarily belongs to the agents stage of the AI lifecycle. In current hiring, Tool use roles concentrate at: agents (94%), post-training (2%).
The sectors with the most active Tool use hiring are: Enterprise, Big Tech, Data AI.
66 AI roles tagged tool_use.
| Company | Title | Sector | AI score | Other tags |
|---|---|---|---|---|
| Target | Lead Data Scientist- Comp Intel | Retail | 9 | Agent orchestration · RAG · Vector DB · Fine-tuning · LLM observability · Guardrails · Agent research |
| Target | Lead Engineer - GenAI | Retail | 9 | Agent orchestration · Agent research · LLM observability · RAG · Fine-tuning · Inference infra · Model serving · Synthetic data |
| Walmart | Senior Data Scientist: Associate AI Experience | Retail | 9 | Agent orchestration · Evals · RAG · Vector DB · Fine-tuning · Model serving · LLM observability |
| Walmart | Principal Data Scientist: Associate AI experience | Retail | 9 | Agent orchestration · Evals · RAG · Vector DB · Fine-tuning · Model serving · Multi-agent |
| Walmart | Distinguished Data Scientist: Associate AI Experience | Retail | 9 | Agent orchestration · Evals · RAG · Vector DB · Fine-tuning · Model serving · Multi-agent |
| Walmart | (USA) Senior Manager, Data Science | Retail | 9 | Agent orchestration · LLM observability · RAG |
| Walmart | (USA) Distinguished, Data Scientist | Retail | 9 | Agent orchestration · Agent research · Evals · RAG · Vector DB · Fine-tuning · Model serving · Multimodal |
| Walmart | Distinguished, Software Engineer -AI/ML Engineer- Walmart Connect | Retail | 9 | Agent orchestration · Multimodal · RAG · Vector DB · Fine-tuning · Inference infra · Model serving · RL post-training · Agent research · LLM observability · Guardrails |
| Walmart | Staff, Data Scientist – Conversational AI | Retail | 9 | Agent orchestration · Evals · Guardrails · RAG · Fine-tuning · Model serving · LLM observability |
| Walmart | Principal, Data Scientist -- Agentic AI | Retail | 9 | Agent orchestration · LLM observability · RAG · Fine-tuning · Model serving · Agent research · Multimodal · Vision · Code gen |
| Walmart | Principal, Data Scientist | Retail | 9 | Agent orchestration · RAG · Vector DB · Evals · Model serving · Inference infra |
| Walmart | (USA) Staff, Data Scientist | Retail | 9 | Agent orchestration · RAG · Agent research · Evals |
| Target | Lead Engineer- Advanced AI | Retail | 8 | Agent orchestration · RAG · Evals · LLM observability · Model serving · Inference infra |
| Target | Sr. Data Scientist | Retail | 8 | Search & ranking · Recommender systems · RAG · Agent orchestration · Guardrails · Fine-tuning · Model serving · Inference infra |
| Nordstrom | Principal Engineer: AI Agentic Platform (Hybrid - Seattle, WA) | Retail | 8 | Agent orchestration · Multi-agent · LLM observability · RAG · Vector DB |
| Walmart | (USA) Staff, Data Scientist | Retail | 8 | Agent orchestration · Agent research · Evals · Guardrails · LLM observability |
| Walmart | Senior, Software Engineer - AI Systems | Retail | 8 | Agent orchestration · Evals · Guardrails · RAG · Vector DB · Inference infra · Model serving |
| Walmart | Software Engineer III– AI Systems | Retail | 8 | Agent orchestration · Evals · Guardrails · RAG · Vector DB · Inference infra · Model serving |
| Walmart | (USA) Distinguished, Software Engineer | Retail | 8 | Model serving · Inference infra · LLM observability · Guardrails · Agent orchestration |
| Walmart | Staff, Data Scientist - Conversational AI | Retail | 8 | Agent orchestration · RAG · Guardrails · LLM observability |
| Walmart | Distinguished, Software Engineer | Retail | 8 | Agent orchestration · Model serving · Inference infra · LLM observability · Guardrails |
| Walmart | Distinguished, Software Engineer | Retail | 8 | Agent orchestration · LLM observability |
| Walmart | Distinguished, Data Scientist | Retail | 8 | Search & ranking · Recommender systems · Agent orchestration · LLM observability · RAG · Model serving · Inference infra |
| Nordstrom | Sr. Principal Technical Program Manager (Hybrid - Seattle, WA) | Retail | 7 | Agent orchestration · RAG · Code gen · Evals · LLM observability |
| Nordstrom | Senior Engineer 2: AI Agentic Platform (Hybrid - Seattle, WA) | Retail | 7 | Agent orchestration · RAG · Vector DB · LLM observability · Model serving |
| Target | Lead Engineer Cyber AI - AI Expert | Retail | 7 | Agent orchestration · LLM observability · Model serving · Inference infra |
| Nordstrom | Senior Engineer 2: AI Agentic Solutions (Hybrid - Seattle, WA) | Retail | 7 | Agent orchestration · RAG · Vector DB · LLM observability · Guardrails · Evals · Agent research |
| Nordstrom | Senior Engineer 2, Inventory Visibility | Retail | 7 | Agent orchestration · Evals · LLM observability · RAG · Vector DB |
| Walmart | Principal, Software Engineer | Retail | 7 | Agent orchestration · LLM observability · Model serving |
| Walmart | Software Engineer III | Retail | 7 | Agent orchestration · RAG · Fine-tuning · LLM observability · Guardrails |