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Platform Engineer Jobs in California.

California is the largest state economy in the United States, home to Silicon Valley technology, Hollywood entertainment, aerospace, agriculture, and a vast healthcare and services sector. Its job market stretches from the Bay Area to Los Angeles and San Diego. Browse jobs in California from companies hiring across every field.

Platform engineers build the internal tools and infrastructure that make other engineers productive. Explore platform engineer jobs from companies hiring worldwide.

Total jobs
949
positions indexed
New today
94
last 24 hours
Companies
382
actively hiring
Worldwide remote
2
from anywhere
role: Platform Engineer in: California Clear all
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TA
Senior Software Engineer - Together Cloud Platform
Together AI
⚡ Apply early San Francisco Onsite
● New 👁 Seen ✓ Applied 3w ago
TA
AI Infrastructure Systems Engineer
Together AI
⚡ Apply early San Francisco Onsite
● New 👁 Seen ✓ Applied 3w ago
TA
Staff Engineer, Distributed Storage and HPC & AI Infrastructure
Together AI
⚡ Apply early San Francisco Onsite
● New 👁 Seen ✓ Applied 3w ago
TA
Senior Backend Engineer, Inference Platform
Together AI
⚡ Apply early San Francisco Onsite
● New 👁 Seen ✓ Applied 3w ago
C3 AI
Senior Software Engineer - Platform
C3 AI
⚡ Apply early Redwood City, California, Unit... Onsite $145,000–$198,000
● New 👁 Seen ✓ Applied 3w ago
C3 AI
Senior Software Engineer, Agentic AI Platform
C3 AI
⚡ Apply early Redwood City, California, Unit... Onsite $160,000–$219,000
● New 👁 Seen ✓ Applied 3w ago
C3 AI
Senior Software Engineer, Platform - Data + AI (Back-End)
C3 AI
⚡ Apply early Redwood City, CA Onsite $145,000–$187,000
● New 👁 Seen ✓ Applied 3w ago
Browserbase
Software Engineer (Agent Platform)
Browserbase
⚡ Apply early San Francisco Onsite $180,000–$300,000
● New 👁 Seen ✓ Applied 3w ago
Browserbase
Software Engineer (Core Infrastructure)
Browserbase
⚡ Apply early San Francisco Onsite $180,000–$300,000
● New 👁 Seen ✓ Applied 3w ago
DepthFirst
Senior Software Security Engineer, Infrastructure & Identity
DepthFirst
⚡ Apply early San Francisco Onsite
● New 👁 Seen ✓ Applied 3w ago
Greptile
Infrastructure Engineer
Greptile
⚡ Apply early San Francisco Onsite $170,000–$300,000
● New 👁 Seen ✓ Applied 3w ago
Brain Co.
AI Platform Engineer, Backend Capabilities
Brain Co.
⚡ Apply early San Francisco Bay Area Hybrid
● New 👁 Seen ✓ Applied 3w ago
HNTB
Engineer III - Aviation Infrastructure
HNTB
⚡ Apply early San Diego, CA Onsite $87,542–$136,925
● New 👁 Seen ✓ Applied 3w ago
General Motors
Software Engineer AV HIL Platform and Services (Early Career))
General Motors
⚡ Apply early Sunnyvale, California, United... Onsite $119,250–$150,850
● New 👁 Seen ✓ Applied 3w ago
HNTB
Project Engineer - Aviation Infrastructure
HNTB
⚡ Apply early San Diego, CA Onsite $100,791–$157,648
● New 👁 Seen ✓ Applied 3w ago
Cisco
Senior Software Engineer – Application Reliability (Kubernetes, GCP, SQL), Hybrid
Cisco
⚡ Apply early San Jose, California, US Hybrid $167,700–$245,200
● New 👁 Seen ✓ Applied 3w ago
WRITER
Infrastructure engineer
WRITER
⚡ Apply early New York City, NY Hybrid $155,000–$240,000
● New 👁 Seen ✓ Applied 3w ago
Shieldai
Staff Engineer, Platform (R6019)
Shieldai
⚡ Apply early San Diego, California Onsite
● New 👁 Seen ✓ Applied 3w ago
Aptos
Senior Software Engineer, Trading Infrastructure
Aptos
⚡ Apply early Palo Alto, California, New Yor... Onsite $150,000–$250,000
● New 👁 Seen ✓ Applied 3w ago
Sphere, Inc.
Senior Backend Engineer (Infrastructure)
Sphere, Inc.
⚡ Apply early San Francisco HQ Onsite $220,000–$280,000
● New 👁 Seen ✓ Applied 4w ago
Hewlett Packard Enterprise
Slingshot Platform Engineer
Hewlett Packard Enterprise
⚡ Apply early Bloomington, Minnesota, United... Hybrid $111,500–$211,500
● New 👁 Seen ✓ Applied 4w ago
Capital One
AI Engineer 5 (GenAI Platform, Agentic Infrastructure)
Capital One
⚡ Apply early San Jose, CA Onsite
● New 👁 Seen ✓ Applied 4w ago
Capital One
AI Engineer 4 (MLX, Agentic AI, Gen AI platform Services)
Capital One
⚡ Apply early San Jose, CA Onsite
● New 👁 Seen ✓ Applied 4w ago
Capital One
AI Engineer 4 (MLX, Agentic AI, Gen AI platform Services)
Capital One
⚡ Apply early McLean, VA Onsite
● New 👁 Seen ✓ Applied 4w ago
Snap Inc.
Software Engineer, ML Infrastructure, Level 5
Snap Inc.
⚡ Apply early Palo Alto, California Onsite $209,000–$313,000
● New 👁 Seen ✓ Applied 4w ago

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