What is JAX and how common is it in AI job postings?

JAX is a skill in the "Frameworks & Tools" category. It currently appears in 242 active AI roles across 39 companies in our index.

Which companies are hiring for JAX?

The top employers with active AI roles mentioning JAX are: NVIDIA (51), Amazon (38), Google (34), Apple (30), Cohere (15).

Is demand for JAX growing?

Over the last 12 weeks, 138 new AI postings mentioned JAX. Demand is rising — up 139% in the last four weeks compared to the earliest four weeks in the window.

At which stage of AI development is JAX used?

Roles requiring JAX are concentrated in: serving infrastructure (40%), post-training (17%), agents (14%). These stages follow a seven-stage AI lifecycle from data preparation through to shipped product.

What skills are commonly paired with JAX?

Job postings that mention JAX most often also require: PyTorch, Python, Machine Learning, TensorFlow, Computer Architecture.

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JAX

242 active AI roles across 39 companies mention JAX. Category: Frameworks & Tools.

Demand trend

New AI postings mentioning JAX per week — 138 total over 12 weeks.

Sector

All Big Tech · 116 Semiconductors · 59 AI Frontier · 42 Robotics · 7 Enterprise · 4 Data AI · 3 Vertical AI · 2 Multimodal · 2 Fintech · 2 Consumer · 2 Retail · 1 Insurance · 1 Defense · 1

Function

All Engineering · 179 Research · 63

Status

All Active only

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84 AI roles requiring this skill.

Company	Title	Sector	AI score	Stage
Google	Research Software Engineer, Multimodal AI	Big Tech	9	L4
Amazon	Applied Scientist II, Perception	Big Tech	9	L6
Apple	Machine Learning Engineer	Big Tech	9	L5
Google	Senior Research Engineer, On-Device Inference, Robotics, DeepMind	Big Tech	9	L3
Apple	Machine Learning Engineer, Proactive	Big Tech	9	L2
Amazon	Sr. Applied Scientist, Amazon Cyber Threat Intelligence	Big Tech	9	L4
Microsoft	Member of Technical Staff, Microsoft Robotics (Spatial AI)	Big Tech	9	L0
Microsoft	Member of Technical Staff, Microsoft Robotics (Robot Learning)	Big Tech	9	L6
Apple	Machine Learning Engineer, Apple Services Engineering	Big Tech	9	L2
Amazon	Member Of Technical Staff - Hardware Science, Frontier AI & Robotics (FAR)	Big Tech	9	L6
Apple	Machine Learning Architect - Conversational Speech	Big Tech	9	L2
Apple	Senior Computer Vision and Machine Learning Engineer, Creator Studio	Big Tech	9	L2
Microsoft	Member of Technical Staff, Capacity & Efficiency Infrastructure - MAI Superintelligence Team	Big Tech	9	L3
Apple	Evaluation & Insights Machine Learning Engineer	Big Tech	9	L5
Apple	Senior Computer Vision and Machine Learning Engineer, Creativity Apps	Big Tech	9	L2
Amazon	Sr. Software Engineer- AI/ML, AWS Neuron Distributed Training	Big Tech	9	L1
Apple	Sr. ML Production Model Automation Engineer, Siri Speech	Big Tech	8	L2
Google	Software Engineer III, AI/ML, Proxybidder ML	Big Tech	8	L3
Amazon	Sr GenAI Infra Specialist SA, AWS WWSO Startup	Big Tech	8	L3
Google	Senior Software Engineer, AI/ML, Geo and Gemini App	Big Tech	8	L4
Apple	Machine Learning Manager - AI, Search & Knowledge Platforms	Big Tech	8	L4
Google	Senior Engineering Manager AI Inference Platform, Distributed Cloud	Big Tech	8	L3
Google	Senior Software Engineer, AI/ML, Creative Intelligence	Big Tech	8	L6
Amazon	Software Development Manager, AWS Neuron SDK - Distributed Training	Big Tech	8	L2
Google	Engineering Manager, GenAI, Google Maps Immersive Navigation	Big Tech	8	L6
Google	Staff Software Engineer, Roads Data Quality, Geo	Big Tech	8	L4
Apple	Machine Learning Engineer, ASE Search Team	Big Tech	8	L4
Netflix	ML Software Engineer 6 - AI for Member Systems (AIMS)	Big Tech	8	L3
Amazon	Software Dev Engineer II, Stores Foundational AI -SFAI	Big Tech	8	L2
Google	Software Engineer	Big Tech	8	L2

Frequently asked questions

What is JAX and how common is it in AI job postings?
JAX is a skill in the "Frameworks & Tools" category. It currently appears in 242 active AI roles across 39 companies in our index.
Which companies are hiring for JAX?
The top employers with active AI roles mentioning JAX are: NVIDIA (51), Amazon (38), Google (34), Apple (30), Cohere (15).
Is demand for JAX growing?
Over the last 12 weeks, 138 new AI postings mentioned JAX. Demand is rising — up 139% in the last four weeks compared to the earliest four weeks in the window.
At which stage of AI development is JAX used?
Roles requiring JAX are concentrated in: serving infrastructure (40%), post-training (17%), agents (14%). These stages follow a seven-stage AI lifecycle from data preparation through to shipped product.
What skills are commonly paired with JAX?
Job postings that mention JAX most often also require: PyTorch, Python, Machine Learning, TensorFlow, Computer Architecture.

JAX

Top employers

Often paired with

Demand trend

Frequently asked questions

JAX

Top employers

Often paired with

Demand trend

Frequently asked questions