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Intern Javascript Developer Jobs in California (NOW HIRING)

Great Question, Inc

AI Engineer Intern

San Francisco, CA · On-site +1

... AI-native engineering intern to join us for the summer. You'll ship real features alongside the ... Javascript/Ruby, Git, testing, and shipping real software * You're really good with AI: you've gone ...

Gitar, Inc.

Software Engineer Intern

San Mateo, CA · On-site

Design, develop, and deploy scalable backend and frontend solutions in Rust, JavaScript, and ... Innovate and introduce new technologies to enhance our developer platform. What We're Looking For:

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How much do intern javascript developer jobs pay per hour?

As of Jun 27, 2026, the average hourly pay for intern javascript developer in California is $22.59, according to ZipRecruiter salary data. Most workers in this role earn between $18.27 and $23.94 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Intern Javascript Developer position, and why are they important?

To thrive as an Intern Javascript Developer, you need a solid understanding of JavaScript fundamentals, HTML, CSS, and basic web development concepts, often gained through coursework or self-study. Familiarity with tools like version control systems (e.g., Git), browser developer tools, and popular JavaScript libraries or frameworks is highly valued. Strong problem-solving abilities, eagerness to learn, and good communication skills help interns adapt quickly and contribute effectively to team projects. These strengths enable interns to develop real-world coding experience, work efficiently in collaborative environments, and grow into more advanced developer roles.

What types of projects or tasks can I expect to work on as an Intern Javascript Developer?

As an Intern Javascript Developer, you can expect to assist with developing and testing frontend features, fixing bugs, and building user interfaces using JavaScript, HTML, and CSS. You may also support senior developers by helping to maintain codebases, participate in code reviews, and contribute to team meetings or brainstorming sessions. Projects often include real-world web applications, where your code contributions will have a direct impact. This hands-on experience is a great opportunity to apply your skills, collaborate with experienced developers, and learn industry best practices in a supportive environment.

What is an Intern Javascript Developer job?

An Intern JavaScript Developer is an entry-level role where aspiring developers gain hands-on experience in web development using JavaScript, HTML, CSS, and related technologies. Interns typically assist in coding, debugging, testing, and supporting front-end or full-stack applications under the guidance of senior developers. This role helps build foundational programming skills, familiarity with frameworks like React or Node.js, and an understanding of best development practices. Internships are a great way to gain practical experience, improve coding skills, and transition into a full-time development role.

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Integration & Test Intern Fall 2026

Integration & Test Intern Fall 2026

Rocket Lab Corporation

Long Beach, CA

$28/hr

Full-time, Internship

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago

Rocket Lab rating

8.8

Company rating: 8.8 out of 10

Based on 6 frontline employees who took The Breakroom Quiz

9th of 60 rated aerospace companies

Job description

ABOUT ROCKET LAB

Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more – all with the goal of opening access to space. The rockets and satellites we build and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations.

Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.

As an Integration and Test Intern based at Rocket Lab's site in Long Beach, California, you will have the opportunity to support the Space Systems Integration and Test Team unique integration and test equipment and will contribute to improvements that will directly impact the spacecraft Assembly Integration & Test (AIT) phase. Our Integration and Test team is involved at all aspects of the satellite program from initial proposal through to launch and early operations. The team is responsible of delivering a flight spacecraft that survives and operates to fulfill mission requirements through to end-of-life.

WHAT YOU'LL GET TO DO

  • As an intern, you will work closely with your mentor and other employees within the department to apply your knowledge and grow your skills both technically and professionally

  • Work with a fast-paced group of professionals to apply engineering and industry concepts to solve real challenges

  • Attend frequent 1:1's with mentors and supervisors to facilitate success and learning while providing progress updates

  • Enjoy tech talks and network with other interns and employees through social and professional events

YOU'LL BRING THESE QUALIFICATIONS

Ideal candidates will thrive in ambiguity and are excited to work in small, high-performing teams that are focused on continued learning and growth. Success in this position will be measured by the knowledge and experience you bring to the role, your ability to lead development projects without supervision, and your ability to successfully collaborate across teams to deliver results.

  • Must be enrolled in a bachelor's, master's or doctorate degree program in an engineering, physics or math discipline and have at least one semester of school remaining post internship

  • GPA of 3.0 or above

  • 3+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable)

  • Able to work full time, on-site for a minimum of 12 consecutive weeks beginning August or September 2026

THESE QUALIFICATIONS WOULD BE NICE TO HAVE

  • GPA of 3.5 or above

  • 6+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable)

  • General understanding of radio frequency and electronic components, including capacitor, inductor, and transformers

  • Hands on hardware or test equipment experience

  • Python experience

  • Siemens NX experience

  • JavaScript experience

  • Knowledge of spacecraft design

COMPENSATION AND OTHER BENEFITS

  • Pay Range CA: $28.00 USD Hourly

  • You may be eligible for a stipend to subsidize relocation costs

This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust and fumes in production areas

Level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Base salary is just one component of our total rewards package at Rocket Lab. Employees may also receive company equity and access to a robust benefits package including: top tier medical HMO, PPO & a 100% company-sponsored medical HSA plan option, dental and vision coverage, 3 weeks paid vacation and 5 days sick leave per year, 11 paid holidays per year, flexible spending and dependent care savings accounts, paid parental leave, disability insurance, life insurance, and access to a 401(k) retirement plan with company match. Other perks include: Discounted employee stock purchase program, subsidized EV charging stations, onsite gym, food and drinks, and other discounts.

Eligibility for benefits may vary based on employment status, please check with your recruiter for a comprehensive list of the benefits available for this role. Benefit programs are subject to change at the company's discretion.

Base Pay Range (CA Only)
$28—$28 USD

WHAT TO EXPECT

We're on a mission to unlock the potential of space to improve life on Earth, but that's not an easy task. It takes hard work, determination, relentless innovation, teamwork, grit, and an unwavering commitment to achieving what others often deem impossible. Our people out-think, out-work, and out-pace. We pride ourselves on having each other's backs, checking our egos at the door, and rolling up our sleeves on all tasks big and small. We thrive under pressure, work to tight deadlines, and our focus is always on how we can deliver, rather than dwelling on the challenges that stand in the way.

Important information:

FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY:

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here.

Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at g.biow@rocketlabusa.com.This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days.

FOR CANDIDATES SEEKING TO WORK IN NEW ZEALAND OFFICES ONLY:

For security reasons, background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations.

Under these Regulations, you may be ineligible for this role if you do not hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union, or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.