Jobs in California

PlanetScale

Full-time · San Francisco, CA · $160,000 – $210,000

PlanetScale seeks a hands-on Field Marketing Manager to design and execute developer-focused events and experiences that drive adoption and community growth across conferences, owned activations, and digital formats. This role combines strategic planning with direct execution, requiring someone who understands how to engage technical audiences and can manage the full lifecycle of a global events portfolio.

Listed on PlanetScale’s careers site · Apply there ↗

Labelbox

Full-time · San Francisco, CA · $250,000 – $280,000

Build infrastructure and systems that enable frontier AI labs to train and evaluate agentic models, bridging high-throughput platform engineering with deep reinforcement learning expertise. This role combines designing RL environments and reward systems, implementing verification and grading pipelines, and scaling fine-tuning infrastructure for teams pushing the boundaries of AI agents.

Listed on Labelbox’s careers site · Apply there ↗

Avive

Full-time · Brisbane, CA · $120,000 – $135,000

This role markets Avive's AED and software platform to channel partners and distributors, positioning the company's innovative cardiac response system to retail, training, and national distribution networks. It suits someone who can translate product capabilities into partner-focused messaging and enablement while balancing strategic positioning with hands-on content creation.

Listed on Avive’s careers site · Apply there ↗

Pika Labs

Internship · Palo Alto, CA

Pika is seeking research interns to work on video generation model training and optimization, contributing to mid-training and post-training efforts for their generative systems. This role suits students and researchers with hands-on video generation experience who want to apply machine learning to multimedia generation at scale.

Listed on Pika Labs’s careers site · Apply there ↗

Pylon

Full-time · San Francisco, CA · $180,000 – $280,000

Pylon is hiring a full-stack software engineer to build features that help customer support and success teams use AI more effectively, with a focus on LLM observability, prompt execution, and search infrastructure. This role suits engineers with 3+ years of product experience who thrive in early-stage startup environments, move fast, and want hands-on ownership of projects from conception through delivery.

Listed on Pylon’s careers site · Apply there ↗

York Space Systems

Full-time · San Francisco, CA · $230,000 – $260,000

You.com seeks a Developer Relations Engineer to build reference implementations, demos, and open-source projects that help developers integrate their AI search APIs into agents and copilots. The role blends hands-on engineering with community engagement, requiring someone who can write production code, speak credibly at conferences, and translate between technical teams and executive stakeholders.

Listed on York Space Systems’s careers site · Apply there ↗

Zilliz

Redwood City, CA · $175,000 – $250,000

Zilliz seeks a senior engineer to develop vector indexing algorithms and systems for their database platform, blending research exploration with production engineering. This role suits someone who enjoys reading research papers and prototyping new ideas but also has the discipline to ship performant, reliable code at scale.

Listed on Zilliz’s careers site · Apply there ↗

Spotter

Full-time · Culver City, CA · $167,000 – $185,000

This role builds machine learning systems that help YouTube creators optimize their content and business decisions, emphasizing production reinforcement learning, bandit algorithms, and recommendation systems. It's suited to experienced ML scientists who thrive shipping models to real users and iterating based on production feedback.

Listed on Spotter’s careers site · Apply there ↗

Air National Guard Units

Port Hueneme, CA · $104,349 – $135,657

Via USAJOBS · Apply there ↗

InstaLily

Full-time · San Francisco, CA · $150,000 – $190,000

This role builds the core AI agent platform at a fast-growing enterprise AI startup, working across backend services, frontend UIs, and LLM infrastructure. You'll own features end-to-end while staying embedded with customers, translating their workflows into shipped product and defending architectural decisions to executives.

Listed on InstaLily’s careers site · Apply there ↗

OpenRouter

San Francisco, CA · $220,000 – $260,000 · Remote

OpenRouter seeks a Forward Deployed Engineer to help customers implement and scale their AI inference platform after sale. This role blends technical depth with customer success, requiring you to debug integrations, design implementation strategies, and drive adoption across production environments.

Listed on OpenRouter’s careers site · Apply there ↗

Hightouch

Full-time · San Francisco, CA · $175,000 – $230,000 · Remote

Hightouch seeks a Forward Deployed Product Manager to embed with customers, uncover new use cases for their AI-powered marketing platform, and translate customer needs back to the engineering and product teams. This role bridges the gap between enterprise customers navigating novel AI workflows and the internal teams building the platform, combining deep discovery, pilot management, and hands-on customer enablement.

Listed on Hightouch’s careers site · Apply there ↗

Temporal

Full-time · San Francisco, CA · $150,000 – $170,000

Temporal seeks a Senior Finance Analyst to build and own the financial close, reporting, and modeling functions for a high-growth, pre-IPO software company. The role suits someone with 2-4 years in investment banking, PE/VC, public accounting, or corporate FP&A who thrives owning the numbers end-to-end in a fast-moving environment.

Listed on Temporal’s careers site · Apply there ↗

Defense Human Resources Activity

Seaside, CA · $102,415 – $172,980

Via USAJOBS · Apply there ↗

CharacterAI

Redwood City, CA · $220,000 – $260,000 · Remote

Lead planning and execution for AI infrastructure systems that support model training, evaluation, and serving at Character.AI. This role suits someone comfortable navigating technical complexity, aligning cross-functional teams, and driving large-scale initiatives from ambiguous concept to reliable operation.

Listed on CharacterAI’s careers site · Apply there ↗

Ando

Full-time · San Francisco, CA

Ando is designing a next-generation messaging platform where AI agents work alongside humans, and they need a product designer who can craft an interface that feels effortless and inviting. You'll shape core interactions around both AI capabilities and human communication, with hands-on involvement in design systems, prototyping, and product iteration.

Listed on Ando’s careers site · Apply there ↗

Bureau of Naval Personnel

San Diego, CA · $45,409 – $74,935

Via USAJOBS · Apply there ↗

Modal

Full-time · San Francisco, CA · $150,000 – $300,000

Modal is hiring a backend engineer to build infrastructure and developer tools for AI workloads at scale. The role suits someone comfortable across the full stack who has shipped production systems and understands observability, billing systems, or LLM inference.

Listed on Modal’s careers site · Apply there ↗

Zenni Optical

Full-time · Novato, CA · $21 – $23 / hour

Zenni Optical seeks a warehouse worker to receive, pick, pack, and ship eyewear orders while maintaining accurate inventory records. This role suits someone with strong attention to detail who can work independently in a fast-paced, physical warehouse environment.

Listed on Zenni Optical’s careers site · Apply there ↗

Ro

Full-time · Los Angeles, CA · $64 – $68 / hour

This role involves managing pharmacy operations for a direct-to-patient telehealth company, ensuring accurate medication fulfillment and timely delivery to patients. You'll work as part of a vertically integrated healthcare platform that combines telehealth, labs, and pharmacy services across the United States.

Listed on Ro’s careers site · Apply there ↗