411 prototype jobs at 229 companies in Napa, CA

3mo
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Robot Prototype Technician
San Francisco, California, United States
OnsiteFull Time
Physical Intelligence
Physical Intelligence: Creating foundation models for general-purpose robot intelligence.
2+ YOE2+ years prototyping technician experience; electromechanical assembly; soldering; CAD; diagnostics; teamwork.
SOLIDWORKS, Onshape, Soldering, Wiring, Oscilloscopes, Multimeters, PLCs
2mo
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Prototype Fabricator
Sunnyvale or San Francisco
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
3+ YOEHands-on fabrication in subtractive/additive methods; metals/plastics materials; strong collaboration; on-site presence.
CNC, 3D Printing, Injection Molding, Laser Cutting, FDM, SLA, Metrology, Jira, Engineering Drawings
1mo
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Prototype Team Lead
San Francisco, California, United States
OnsiteFull Time
Droyd
Droyd: A that builds autonomous robotic systems and prototypes hardware for production environments.
3+ YOE1+ Mgmt3+ years CNC machining experience with precision parts, 1+ year supervisory experience, expert CAM (Fusion 360 preferred), 3-axis CNC setup/operation, GD&T and metrology familiarity, 3D printing and electrical assembly familiarity, ability to lift 50 lbs, EHS compliance.
Fusion 360, 3-axis CNC, CMMs, MES, PLM, ERP
4d
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Prototype Specialist, Robotics
Oakland, California, United States
$110k-$125k/yr OnsiteFull Time
Planted Solar
Planted Solar: Automated solar deployment platform using robotics and software.
3+ YOE3+ years electrical/mechanical assembly experience, associates or trade school preferred, hands-on fabrication and robot troubleshooting, forklift certification a plus, located in SF Bay Area and able to work in-person five days/week, up to 10% travel.
SolidWorks, NX, OnShape, Jira, Asana
1w
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frog Product Prototype Developer (Fixed Term)
San Francisco or Boulder
$72k-$135k/yr OnsiteFull Time, Contract
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
3+ YOEBS in Mechanical Engineering or equivalent hands-on experience; 3+ years fabrication/prototyping with softgoods or consumer products; 3D CAD, DFM/DFA, FAI, ASME Y14.5 familiarity; portfolio encouraged.
3D CAD, DFM, DFA, First Article Inspection (FAI), ASME Y14.5
2w
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Hardware Test & Prototype Technician, Dropbox
South San Francisco, California, United States
OnsiteFull Time
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
Hands-on experience assembling, testing, and troubleshooting mechanical or electromechanical prototypes; ability to interpret drawings and wiring diagrams; instrument test articles and record traceable data; able to travel to test sites.
CAD, hand tools, power tools, torque tools, calipers, micrometers, torque instruments, multimeters, data-acquisition equipment
6d
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Senior Engineering Technician, Prototype Shop
Berkeley, California, United States
$41-$51/hr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
5+ YOE5+ years prototype/R&D or advanced manufacturing experience; strong mechanical troubleshooting; building from CAD and drawings; proficient with hand and power fabrication tools; improve shop processes and documentation.
CAD
3mo
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Mechanical Prototyping Technician
Richmond, California, United States
$36-$40/hr OnsiteFull Time
Ocean Power Technologies
Ocean Power TechnologiesNYSE American: OPTT: Provides autonomous maritime robotics and offshore renewable energy solutions.
3+ YOEUS citizenship; 3+ years fabrication/prototyping; hands-on with tools; CAD interpretation; able to work around boats/docks; fast-paced prototyping culture; overtime as needed.
2mo
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Interaction Designer, Prime Video Experience Design (PVXD)
Culver City or Seattle or San Francisco
$81k-$142k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
2+ YOE2+ years design experience; online portfolio; prototyping; experience with Figma and prototyping tools.
Figma, Prototyping tools
3d
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Senior Product Designer
New York City or San Francisco
$200k-$285k/yr HybridFull Time
Co–Star
Co–Star: Hyper-personalized social astrology app providing algorithm-based horoscopes.
Senior-level product design across interaction, visual design, prototyping; portfolio required; experience designing consumer software and working with engineers; prototyping in Figma and code.
Figma, Claude Code, Cursor, v0
1mo
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Product Designer (8+ YOE)
San Francisco or Seattle or New York City or Los Angeles
$224k-$317k/yr OnsiteFull Time
Airtable
Airtable: No-code platform for building collaborative apps and business workflows.
8+ YOE8+ years product design experience, portfolio of impactful work, strong prototyping and interaction skills, experience with user research and cross-functional collaboration, comfortable building prototypes in code.
Cursor, Codex, GitHub Copilot
6d
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10x Builder - Sr. Design Engineer
San Jose or San Francisco
$146k-$274k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
Senior design-engineer experience producing prototypes and production UI using front-end code, strong design sense, product judgment, and familiarity with AI-assisted prototyping workflows.
Figma, React, TypeScript, CSS, Adobe Acrobat Studio, Adobe Express, Adobe Firefly, Creative Cloud, Adobe Experience Platform, Adobe Experience Manager, GenStudio
3w
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Product Design Lead, Workforce Management (Mobile)
San Francisco or New York City or Seattle
$130k-$255k/yr HybridFull Time
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
6+ YOE6+ years product design experience with strong mobile craft; portfolio required. Active use of LLMs and AI-assisted prototyping tools; excellent communication, prototyping, and customer research skills.
Claude, ChatGPT, Cursor, Claude Code, Slack, Microsoft 365
2mo
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Staff Product Designer
Mountain View or San Francisco or San Diego
$173k-$255k/yr OnsiteFull Time
Intuit
IntuitNASDAQ: INTU: Provides financial software for accounting, tax, and personal finance.
8+ YOE8+ years product design experience, Bachelor's in design or equivalent, strong interaction/visual/prototyping craft, Figma and AI prototyping tool experience, portfolio showing end-to-end work.
Figma, Claude, Lovable, Cursor, HTML, CSS, JS
2mo
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Product Design Manager
New York or McLean or Richmond or San Francisco
HybridFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
5+ YOE5+ years in product design; 5+ years in design and prototyping tools such as Figma
Figma, Design Systems, Prototyping, Journey Mapping, High-Fidelity Design
3mo
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Founding Design Engineer
San Francisco, California, United States
$160k-$200k/yr RemoteFull Time
Lunon
Lunon: AI-native platform providing automated consulting and diligence services.
Strong design and engineering skills; proven ability to prototype and ship; excellent communication and empathy.
Framer, Figma, Claude Design, Claude Code, Cursor
3mo
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Product Designer
San Francisco, California, United States
$170k-$240k/yr OnsiteFull Time
Patch
Patch: Software platform for carbon credit procurement and management.
Product designer with end-to-end design ownership, collaboration with engineers and customers, and ability to prototype in production.
3mo
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GTM Engineer
San Francisco, California, United States
OnsiteFull Time
Applied Compute
Applied Compute: Developing specialized AI agents for corporate enterprise workflows.
Strong engineering background; hands-on AI tooling; customer-facing communication; proactive; ships prototypes.
LLM APIs, agent orchestration, evals, AI tooling
2mo
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Solution Architect (AI/LLM Inference)
San Francisco or New York or United States
$165k-$330k/yr HybridFull Time
Baseten
Baseten: Scalable infrastructure platform for deploying and serving AI models.
AI/ML background; strong customer-facing communication; ability to scope solutions; scripting/prototype skills.
vllm, sglang, TRT-LMM
2mo
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Design Technologist
San Francisco or New York City
OnsiteFull Time
Shared Context Lab
Shared Context Lab: A mission-driven research collaboration focused on Personal AI at the intersection of design and engineering.
Hybrid designer-builder with strong product instinct; able to prototype, ship demos, and connect design with engineering.
Prototype tools, Code for interactions, Design and engineering collaboration tools