Backend & Systems in San Francisco Jobs

533 backend & systems in san francisco roles at 124 companies · Avg salary $279k (297 with data)

Backend engineering, distributed systems, and API development at AI companies

backendgopythonrustmicroservicesapi-designdistributed-systems

Software Engineer, Foundations Retrieval

OpenAI · San Francisco, CA
distributed-systems pre-training agents search evaluation research
On-site full-time mid 4 days ago

Research, Mid-Training

Cognition · San Francisco, CA
distributed-systems pytorch deep-learning pre-training data-pipeline llm research
On-site full-time mid 5 days ago

AI/ML Scientist – Protein Foundation Models

Manifold Bio · San Francisco, CA
distributed-systems pytorch deep-learning agents jax fine-tuning pre-training generative-ai
On-site full-time junior 5 days ago

AI/ML Scientist

Manifold Bio · San Francisco, CA
jax pytorch deep-learning distributed-systems healthcare
On-site full-time senior 5 days ago

Member of Technical Staff (AI Infrastructure Engineer)

Perplexity · San Francisco, CA
llm distributed-systems pytorch gpu tensorflow infrastructure
On-site full-time lead 5 days ago

Member of Technical Staff (AI Inference Engineer)

Perplexity · San Francisco, CA
tensorflow deep-learning gpu llm distributed-systems pytorch api-design inference
On-site full-time lead 5 days ago

Member of Technical Staff (Software Engineer, AI Platform)

Perplexity · San Francisco, CA
data-pipeline pytorch distributed-systems generative-ai llm agents cloud
On-site full-time lead 5 days ago

AI/ML Research Engineer

Manifold Bio · San Francisco, CA
jax mlops distributed-systems data-pipeline deep-learning gpu llm search
On-site full-time junior 5 days ago

Backend Engineer, Marketplace

Mercor · San Francisco, CA
search llm distributed-systems backend
On-site full-time mid 1 week ago

Senior Machine Learning Engineer - Payments

Plaid · San Francisco, CA
nlp distributed-systems payments machine-learning
On-site full-time senior 1 week ago
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Research Engineer, Infrastructure

Cognition · San Francisco, CA
gpu pytorch search deep-learning distributed-systems data-pipeline research infrastructure
On-site full-time mid 1 week ago

Research, Post-Training Data

Cognition · San Francisco, CA
deep-learning reinforcement-learning fine-tuning tensorflow data-pipeline pytorch llm distributed-systems
On-site full-time mid 1 week ago

AI PhD Student Researcher - Fall 2026

Handshake · San Francisco, CA
distributed-systems llm reinforcement-learning nlp pytorch fine-tuning research
On-site full-time mid 1 week ago

Senior Full-Stack Engineer, App Journey

Chime · San Francisco, CA
api-design distributed-systems payments fullstack
Remote full-time senior 1 week ago

Engineering Manager, Model Routing & Inference

Cursor · San Francisco, CA
mlops llm distributed-systems gpu data-pipeline inference
On-site full-time mid 1 week ago

Staff Security Engineer, Infrastructure

Fal · San Francisco, CA
cloud data-pipeline gpu distributed-systems security infrastructure
On-site full-time lead 1 week ago

Machine Learning Engineer, Platform Integrations

Twelve Labs · San Francisco, CA
mlops cloud llm distributed-systems generative-ai payments machine-learning
Remote full-time lead 1 week ago

Staff Product Manager, Embedded Experience

Harvey AI · San Francisco, CA
api-design distributed-systems code-generation agents data-pipeline embedded
On-site full-time lead 2 weeks ago

Engineer, Supercomputing & Distributed Systems

Krea · San Francisco, CA
gpu distributed-systems data-pipeline pytorch pre-training llm
On-site full-time mid 2 weeks ago

Agent Engineer

Vapi · San Francisco, CA
nlp llm agents api-design
Remote full-time senior 2 weeks ago
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