Prototyping jobs in California

Sr. Autonomy Data Collection and Prototyping Engineer

Palo Alto, California

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Today

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it

Full-time

USD 162,800.00 - 203,500.00 per year

New Product/Prototyping Operator

Irvine, California

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Yesterday

New Product/Prototyping Operator US-CA-Irvine Job ID: 2026-15990 Type: Employee # of Openings: 1 Category: Operations US-CA-Irvine-2851 Overview Electro Mechanical Technician with a high level experience in electrical connector assembly, cable assembly and wired soldering/crimping termination in a prototype/development environment. Responsibilities Electro/mechanical technician: Assembles, repairs, upgrades and tests electronic and mechanical components and assemblies.Expert knowledge of me

Full-time

FPGA Prototyping Engineer

Santa Clara, California

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Today

WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences-from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold ideas, human ingenuity and a shared passion to create something extraordinary. When you join AMD, you'll discover the real differentiator is our culture. We push the limits of innovation to solve the wo

Full-time

USD 139,860.00 per year

Electronics Assembly Technician

Sunnyvale, California

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26d ago

Technician Concept Assembly Sunnyvale, CA | Onsite Duration: 6 months (potential extension) Summary: We are seeking a hands-onTechnician to support prototype development of next-generationAR/VR consumer devices. The role involves assembling, testing, and troubleshooting delicate electronic and mechanical components while collaborating closely with design engineers. Candidates should be comfortable working in a fast-paced prototype environment where project priorities may change daily. Key Res

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Contract

$35 - $40

Flight Test Instrumentation Engineer - Level 4

Palmdale, California

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Today

Job Description We are Lockheed Martin Works independently or leads a team to execute project, schedule, and technical requirements to meet the goals of the test program. Responsible for specification, selection, design, integration, operation and maintenance of airborne data acquisition systems, and their related components. This includes telemetry, flight test specific hardware, or prototypes for flight test evaluation. Oversee installation, checkout, and calibration of data systems, to ensur

Full-time

USD 104,500.00 - 184,115.00 per year

Product Manager IV

Cupertino, California

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9d ago

Product Manager IV $105-$112.00/hr on w2 , DOE Hybrid Onsite in Cupertino , CA 6 months Contract with possible extension We''re looking for a creative technologist who sits at the intersection of product thinking, stakeholder communication, and hands-on building. This person will rapidly translate business needs into working application prototypes using modern agentic AI development tools, turning vague ideas into tangible, interactive experiences fast. Facilitate structured working sessions w

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Contract, Third Party

$112.04

Validation Engineer

Livermore, California

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Today

Roles & Responsibilities: Manager says candidates out of PACCAR, CNH or John Deere can work. Also said some Automotive OEM's can work. Bachelor's degree in Engineering. Minimum 2 years of experience within the Automotive Engineering industry. Experience in automotive and/or heavy-duty vehicle testing/validation. Experience working with internal and external customers, engineering service suppliers, and supervising 3rd party test facilities. Knowledge of FMVSS, ADA, APTA Bus Procurement Guideline

Full-time

Senior Mechanical Technician

Sunnyvale, California

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15d ago

Mechanical Technician Concept Assembly Responsibilities: Prototype Assembly Perform delicate assembly of devices, following defined SOPsElectrical assembly and testing using specialized equipmentMechanical assembly testing using calibrated measurement toolsCalibrate/test/flash prototype electronic devicesReach out to responsible design engineers for troubleshooting, clarification, and feedbackAssist the wider Concept organization with assembly workPerform post-mortem activities after a project

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Contract

$40 - $45

UX Designer

Hybrid in Rancho Cucamonga, California

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15d ago

Role: UX Designer Location:Hybrid- Rancho Cucamonga, CA Responsibilities Conduct user research and translate insights into design decisions. Create wireframes, prototypes, and high-fidelity mockups using Figma. Develop and maintain design systems and component libraries. Design responsive and adaptive layouts for web and mobile platforms. Ensure ADA compliance and accessibility standards in all designs. Collaborate with developers to implement designs accurately. Define information archi

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Contract

60+

UI/UX Designer

Remote

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Today

Location: Remote (US-based candidates only) Hours: 37.5 hours/week (FT) Duration: 12-15 months We are seeking a UI/UX Designer to support a large-scale website redesign and modernization project for a public-sector insurance organization. The goal is to deliver a modern, intuitive, and accessible user experience that serves diverse audiences, while aligning with strict accessibility, usability, and design standards. The role involves close collaboration with developers and stakeholders to transl

Full-time

UX/UI Designer

Los Angeles, California

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Today

Description We are looking for a skilled UX/UI Designer to join our team in Los Angeles, California. In this Contract to permanent position, you will play a key role in designing user-focused interfaces for complex, data-driven applications. This role offers an exciting opportunity to lead design efforts from concept to delivery while collaborating with stakeholders and engineering teams. Responsibilities: Lead the end-to-end design process for enterprise applications, including user research,

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Full-time

USD 66.50 - 77.00 per hour

Product Designer (Wearables)

San Francisco, California

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Today

Top Global Tech Company Seeking Strong Consumer Facing Product Designer Location Hybrid role based in either Seattle or the Bay Area (required) Role Overview We are seeking a Senior-level Product Designer to design and ship high-quality, consumer-facing digital products, including experiences across AI-enabled and wearable platforms. This role focuses on translating complex technical capabilities into intuitive, usable, and compelling experiences for everyday users. You will operate end to end

Full-time

Compensation information provided in the description

Software Engineer - Data Center Emulator

Santa Clara, California

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Today

Title: Software Engineer - Data Center Emulator Location: On-site, Santa Clara, CA Overview seeking an experienced contract software engineer to design and build a web-based data center emulation platform. This system will serve as a shared infrastructure for development, testing, and demonstration purposes across multiple engineering teams. The engagement is an initial 3-month term with the possibility of extension based on delivery. The emulator must be capable of representing a complete data

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Full-time, Third Party

130000+

UX Architect

Remote or Minneapolis, Minnesota

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Today

RESPONSIBILITIES: Kforce has a client in Minneapolis, MN that is seeking a UX Architect. Summary: A User Experience Architect is a user experience professional adept at planning and designing a consistent experience architecture of our customer facing interfaces and experiences across a spectrum of digital and real-world touchpoints. Responsibilities: * Partners with business analysts, developers, testers, product owners and compliance specialists to translate requirements into experience archi

Contract

$63.00 - $68.97 hourly

VISTA Technology Manager (Programs)

California

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Today

VISTA Technology Manager (Programs) This program strengthens Affordable Living for the Aging's (ALA) capacity to deliver scalable, effective services by designing sustainable program-facing technology systems and internal reporting tools. The program focuses on improving how data, workflows, and technology infrastructure support organizational efficiency, measurable outcomes, and long-term stability. The work centers on enhancing existing technology platforms to improve data accuracy and perfor

Full-time

Staff Optical Communications Engineer

Long Beach, California

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Today

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex

Full-time

USD 188,000.00 - 251,000.00 per year

Senior Optical Communications Engineer

Long Beach, California

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Today

Full-time

USD 160,000.00 - 214,000.00 per year

VisionOS Developer

Remote or Greenwood Village, Colorado

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Today

Immersive Experiences (Apple Vision Pro) Experience the future of sports broadcasting in Denver, CO, with an industry leader pushing the boundaries of spatial computing. We are looking for a visionOS Developer for a Contract engagement to build high-performance applications that blend native Swift/Xcode development with immersive 180 media. This is your chance to work on a flagship project utilizing the latest Apple Vision Pro technology to redefine how fans engage with live and on-demand conten

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Contract

product designer

Newport Beach, California

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Today

Founding Product Designer - New York (Onsite) Our client, is building the essential infrastructure for global medical care. While millions of patients travel abroad each year for procedures like IVF, dental work, and orthopedic surgery, they often rely on risky social media leads and unverified clinics. Our client is changing that by creating a safe, transparent, and medical-board-vetted platform that connects patients with world-class surgeons and clinics worldwide. Backed by a board of top U.S

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Full-time

$130000 - $17000

Senior Product Designer

Remote

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Today

Senior Product Designer - Remote/Toronto We are seeking a Senior Product Designer to join the design team at an ever-growing, fast-moving sport-centered consulting company! This is a 6-month contract to start, with potential to convert to full-time. This role offers a fully remote work structure for candidates based out of Toronto or the Greater Toronto area, operating in the EST time zone. We're looking for a UX/UI Designer experienced across end-to-end phases, including interaction design, pr

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Contract

$48 - $76

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Prototyping jobs in California, USA