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Startup Software Developer Internship Jobs in California

GRVTY

Jr Embedded Software Developer

Ventura, CA · On-site

$90K - $100K/yr

Provide mentoring for interns * Lead/contributing author on reports/papers and presents work at ... Engineering or closely related field. * 0-4 years of professional experience in embedded software ...

GRVTY

Jr Embedded Software Developer

Ventura, CA

$90K - $100K/yr

Provide mentoring for interns * Lead/contributing author on reports/papers and presents work at ... Engineering or closely related field. * 0-4 years of professional experience in embedded software ...

Palantir

Software Engineer, Internship

Palo Alto, CA · On-site

$10K/mo

As a Software Engineer Intern, you'll have an opportunity to grow more quickly than you ever ... This should be your final internship before graduating. To apply, please submit the following: * An ...

Palantir

Software Engineer, Internship

Palo Alto, CA

$10K/mo

As a Software Engineer Intern, you'll have an opportunity to grow more quickly than you ever ... This should be your final internship before graduating. To apply, please submit the following: * An ...

Danaher

Software Engineer Internships

Fresno, CA

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Fresno, CA · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Arcata, CA · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Pomona, CA

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

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All JobsStartup Software Developer JobsStartup Software Developer Internship JobsStartup Software Developer Internship Jobs in California

Startup Software Developer Internship information

What is a startup software developer internship?

A Startup Software Developer Internship is a temporary position where interns work with a startup company to gain experience in software development. Interns typically assist with coding, debugging, testing, and sometimes designing software solutions under the guidance of experienced developers. Working in a startup environment often means exposure to a wide range of tasks and technologies, providing valuable hands-on learning. This type of internship is ideal for students or recent graduates looking to build their technical skills and learn how startups operate.

What are the key skills and qualifications needed to thrive as a startup software developer intern?

To thrive as a Startup Software Developer Intern, you need fundamental programming skills, familiarity with software development methodologies, and coursework or experience in computer science. Experience with version control systems like Git, and knowledge of popular frameworks or languages such as JavaScript, Python, or React, are typically expected. Strong problem-solving abilities, a collaborative mindset, and adaptability help interns excel in the dynamic and fast-paced startup environment. These skills and qualities are vital for quickly contributing to projects, learning on the job, and directly impacting the startup’s growth.

What unique challenges and learning opportunities can I expect as a startup software developer intern?

As a Startup Software Developer Intern, you'll likely work in a fast-paced and dynamic environment where you'll take on a variety of responsibilities, from coding new features to testing and deploying software. Startups often have smaller teams, so interns frequently collaborate directly with experienced developers, product managers, and even founders, giving you hands-on exposure to the full product lifecycle. You may encounter challenges such as shifting priorities, tight deadlines, and limited resources, but these situations offer valuable opportunities to develop problem-solving skills and adaptability. This role is ideal for those eager to learn quickly and make a tangible impact early in their careers.

What is the difference between Startup Software Developer Internship vs Startup Software Developer?

AspectStartup Software Developer InternshipStartup Software Developer
Required CredentialsTypically pursuing or recent graduate in CS or related fieldBachelor's or higher in CS or related field, some experience preferred
Work EnvironmentTemporary, learning-focused, mentored environmentFull-time, project-driven, collaborative environment
Employer & Industry UsageInternships offered by startups for entry-level experienceFull-time roles in startups, software development teams

The main difference is that a Startup Software Developer Internship is a temporary, learning-focused position for students or recent graduates, while a Startup Software Developer is a full-time role requiring more experience and responsibility. Internships serve as a stepping stone into the industry, whereas full-time developers contribute directly to ongoing projects and product development.

What are popular job titles related to Startup Software Developer Internship jobs in California? For Startup Software Developer Internship jobs in California, the most frequently searched job titles are:
What job categories do people searching Startup Software Developer Internship jobs in California look for? The top searched job categories for Startup Software Developer Internship jobs in California are:
What cities in California are hiring for Startup Software Developer Internship jobs? Cities in California with the most Startup Software Developer Internship job openings:
Startup Software Developer Internship jobs near you
Infographic showing various Startup Software Developer Internship job openings in California as of July 2026, with employment types broken down into 13% Internship, 60% Full Time, 7% Part Time, 13% Temporary, and 7% Contract. Highlights an 80% In-person, 7% Hybrid, and 13% Remote job distribution.

Jr Embedded Software Developer

GRVTY

Ventura, CA • On-site

$90K - $100K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted yesterday

Job description

What Impact You'll Have
GRVTY is seeking a passionate Junior Embedded Software Engineer to join our growing software team in Ventura, CA. This is an opportunity to develop and test autonomy software for our groundbreaking Autonomous Undersea Vehicle (AUV) Family of Systems and advanced guidance, navigation, and controls (GNC) technology. The embedded software that runs inside our vehicles is mission-critical - operating autonomously for very long periods without the ability for operator intervention. Our software team designs and maintains the low-level software layers that interface directly with vehicle hardware, sensors, control surfaces, propulsion and communication systems, forming the foundation on which our autonomy and GNC stacks depend. You will join a team of dedicated engineers and scientists who are pushing the boundaries of maritime technology to deliver exceptional products and capabilities.
What You'll be Owning
  • Develop and maintain embedded C/C++ code operating under RTOS for AUV subsystems including propulsion, control surfaces, sensors, and others
  • Implement and integrate device drivers for sensors and communication peripherals (i.e., DVL, IMU, GPS, USBL, etc.)
  • Develop serial, Ethernet and UDP/TCP socket-based interfaces for communications within the AUV architecture
  • Lead hardware-in-the-loop and system level testing
  • Support integration of vehicle software with external operator interfaces and topside control systems
  • Support in-water vehicle test events; collect and analyze embedded system logs and telemetry to diagnose field anomalies
  • Assist in documenting and maintaining software interface control documents (ICDs) for internal and external interfaces
  • Provide appropriate documentation for generated code
  • Follow safe coding practices appropriate for safety-critical embedded systems
  • Technical Lead for projects as appropriate
  • Provide mentoring for interns
  • Lead/contributing author on reports/papers and presents work at meetings when appropriate

What You Must Have
  • US Citizenship required; ability to obtain and maintain a DoD Secret clearance
  • Bachelor's Degree in Computer Science, Computer Engineering or closely related field.
  • 0-4 years of professional experience in embedded software or firmware development (internships, co-ops, and senior capstone projects count)
  • Proficiency in C and C++ for embedded or systems programming
  • Familiarity with microcontroller or embedded processor development environments (bare-metal or RTOS-based)
  • Working knowledge of at least two serial communication protocols (UART, SPI, I2C, CAN, RS-485, or similar)
  • Experience with debugging tools such as JTAG/SWD debuggers, oscilloscopes, or logic analyzers
  • Strong problem-solving ability and attention to detail; comfortable reading hardware datasheets and schematics
  • Ability to write clear, grammatically correct documents with logical structure and deep technical content
  • Demonstrates excellence in technical discussions with internal and external collaborators
  • Displays professionalism both in the workplace and in customer interactions

What Would be Nice to Have
  • Experience with RTOS platforms such as FreeRTOS, Zephyr, VxWorks, or similar
  • Academic or project experience with underwater vehicles, robotics, or maritime/defense systems
  • Familiarity with communication protocols: UART, SPI, I2C, RS-485, Ethernet, CAN bus
  • Experience with software configuration management tools

Pay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
We're proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.
Our benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.
California Pay Range
$90,000-$100,000 USD
Why Choose GRVTY
The toughest national security challenges demand vision and ingenuity, not just resources. We deliver mission and technical expertise to outpace our adversaries. We're purpose-built to tackle the most entrenched, systemic national security issues around the world.
We partner with our customers to help them overcome challenges in every corner of technology and defense-including the ones still being explored. Our growing capabilities create complementary advantages, giving on-the-ground operations the edge they need to succeed. We muster everything we have to answer every challenge presented, every day of our lives.
At GRVTY, we believe that when our employees thrive, our company thrives. That's why we offer a comprehensive and competitive benefits package designed to support your well-being, growth, and work-life balance.
• Robust health plan including medical, dental, and vision
• Health Savings Account with company contribution
• Annual Paid Time Off and Paid Holidays
• Paid Parental Leave
• 401k with generous company match
• Training and Development Opportunities
• Award Programs
• Variety of Company Sponsored Events
EEO Statement
GRVTY, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran and will not be discriminated against on the basis of disability.
Anyone requiring reasonable accommodations should email recruiting@grvty.com or call 703-544-7930 with requested details. A member of the HR team will respond to your request within 2 business days.
Know Your Rights: Workplace Discrimination is Illegal (eeoc.gov)
Please review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.

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