371 junior ai engineer jobs at 198 companies in Berkeley, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Abby Care: Trains and pays family members to provide home care.
2+ YOE2+ years professional software/ML or applied AI experience, strong software engineering, experience with language models/AI APIs, backend and data pipeline skills, ability to evaluate models and work with healthcare workflows.
FortinetNASDAQ: FTNT: Develops and sells cybersecurity software and network security appliances.
0+ YOEBachelor's in CS/DS/AI; 0–2 years in AI/ML or software; understanding of LLMs; ML concepts; Python; SQL/NoSQL; REST APIs; strong problem-solving and teamwork.
Clera: AI talent agent matching professionals with high-growth startup roles
0+ YOEEligible to work in the US without sponsorship. 0–4 years building production AI/ML systems; experience with collaborative filtering, graph embeddings, reinforcement learning, multi-channel agent design, and scalable AI infrastructure.
Artos: AI-powered document authoring platform for life sciences R&D.
2+ YOE2+ years building and deploying AI/ML applications, hands-on LLM experience, backend engineering with Python, API development (FastAPI/Django), cloud container deployment, R&D on model capabilities, and evaluation tooling experience.
Distyl AI: Builds AI-native orchestration platforms for enterprise operations.
2+ YOE2+ years software engineering, strong Python, experience with evaluation- or experiment-driven development, ability to encode human judgment into tests/graders, systems-oriented mindset, and willingness to travel 10–50%.
Amigo: AI infrastructure for building and training clinical healthcare agents.
Build and ship reliable production AI agents for clinical workflows; comfortable with LLMs, ownership mindset, Python experience preferred, ability to work onsite in San Francisco.
Teserac: AI-native observability and workflow automation for data centers.
Degree in CS/ML/Mathematics or equivalent experience, strong Python, LLM API experience, software engineering fundamentals (testing, version control, CI/CD), familiarity with agentic systems and AI-assisted coding tools.
Python, LLM APIs, Cursor, Copilot, Claude Code, LangGraph, LangChain, MCP, PyTorch, vLLM, GCP (Vertex AI), testing, version control, CI/CD
San Francisco or Seattle or Dallas or Austin or Chicago or Atlanta or New York or San Diego
$100k-$120k/yrHybridFull Time
JacobsNYSE: J: Global provider of professional engineering and technical services.
1+ YOE1-3 years software development experience, bachelor's in CS/AI/data science, proficiency with AI/LLM APIs and frameworks, Python and JavaScript/TypeScript skills, Git and CI/CD experience, Docker/Podman familiarity.
Python, TypeScript, JavaScript, LangChain, LangGraph, CrewAI, PydanticAI, Model Context Protocol (MCP), Anthropic Claude API, OpenAI API, OpenAI Codex, Claude, Cursor, GitHub, GitHub Copilot, SQL, Docker, Podman, React, HTML, CSS, FastAPI, Flask, Express, Pinecone, Weaviate, pgvector, Microsoft Azure, Microsoft Fabric, Google Cloud, Amazon Web Services, Power BI
NewsBreak: Local news aggregation platform powered by artificial intelligence.
Bachelor's in CS/AI/Data Science required. Experience building and deploying LLM-based agentic systems, ML fundamentals, REST/API integration, and Kubernetes. Strong software-engineering, analytical, and problem-solving skills; ad delivery or recommendation experience preferred.
LLMs, Multimodal Foundation Models, RAG, REST, API, Kubernetes
Vagaro: Cloud-based management platform for beauty and wellness businesses.
2+ YOE2+ years building LLM/LLM-based or generative AI applications; proficiency in Python and SQL; experience with cloud platforms (AWS/GCP/Azure), Docker, Kubernetes, ML model deployment, and collaboration with product teams.
San Francisco or New York or Boston or United States
$200k-$350k/yrFieldFull Time
Edison Scientific: Developing autonomous AI agents for scientific research and discovery.
2+ YOE2+ years professional software engineering; strong Python and/or TypeScript/JavaScript; experience deploying LLM/agentic AI systems, RAG pipelines, prompt engineering, and production integrations; 20-40% travel; degree in CS/related or equivalent experience.
Corridor: Secures software codebases using AI-powered autonomous vulnerability detection.
2+ YOE2+ years industry or research experience in software engineering/ML, production-quality coding in Python, familiarity with ML frameworks, vector stores, hybrid search, and databases; experience with model fine-tuning and evaluation pipelines preferred.
Python, ML frameworks, vector stores, hybrid search, databases
Sr. Staff AI Engineer - On-Prem AI Infrastructure & Agentic Systems
San Jose, California, United States
$140k-$165k/yrOnsiteFull Time
SK hynix Memory Solutions AmericaKorea Exchange: 000660: Develops semiconductor controllers and firmware for enterprise data storage.
2+ YOE2+ years in AI/ML engineering with on-prem/private-cloud deployment, experience building agentic AI and RAG pipelines, model fine-tuning (LoRA/QLoRA), Python/Linux/Docker/Kubernetes proficiency, and familiarity with vector DBs and AI serving frameworks.
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
1+ YOEDegree in engineering/CS/IS (BS/MS/PhD) with 1+ years software engineering experience (BS+2yrs or MS+1yr acceptable); experience with C/C++/Java/Python, ML model training, and related frameworks.
Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
Cambridge or McLean or New York or San Jose or United States
$197k-$246k/yrOnsiteFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
2+ YOEBachelor's in CS/AI/EE/CE (4+ yrs) or Master's (2+ yrs). 4+ yrs programming in Python, Go, Scala, or Java. Experience with LLMs, model training/inference, vector search, cloud deployments, and AI system optimization.
RakutenTokyo Stock Exchange: 4755: Provides global e-commerce, financial services, and telecommunications technology.
Bachelor's degree or equivalent; proficiency in front-end and back-end web technologies, databases, APIs, testing, and AI tools; adaptability and willingness to learn AI; experience with AI projects preferred.
GlobalFoundriesNASDAQ: GFS: Manufacturer of semiconductors and provider of wafer fabrication services.
2+ YOEExperience in CPU microarchitecture and RTL design for high-performance RISC-V/ARM/MIPS cores; System Verilog/Verilog/VHDL experience; simulators and waveform debugging; Master's (4+ yrs) or PhD (2+ yrs) experience; Perl/Python scripting.