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Intern Javascript Developer Jobs in California (NOW HIRING)

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:

GEI Consultants

Web Developer Intern

Rancho Cordova, CA

$23 - $27/hr

The Web Developer is responsible for the development and design of database driven web applications ... Practical experience in HTML, JavaScript, CSS and AJAX for web development * Proficient in some of ...

GEI Consultants

Web Developer Intern

Rancho Cordova, CA · On-site

$23 - $27/hr

The Web Developer is responsible for the development and design of database driven web applications ... Practical experience in HTML, JavaScript, CSS and AJAX for web development * Proficient in some of ...

GEI Consultants

Web Developer Intern

Rancho Cordova, CA · On-site

$23 - $27/hr

The Web Developer is responsible for the development and design of database driven web applications ... Practical experience in HTML, JavaScript, CSS and AJAX for web development * Proficient in some of ...

Triunity Software

AI Engineer

San Francisco, CA · On-site

$80K - $90K/yr

Knowledge of advanced JavaScript and browser optimizations * Experience with Spring Framework or ... Interest in agentic AI, automation, or developer productivity tooling Compensation: $80,000.00 ...

Scale AI, Inc.

AI Builder Intern

San Francisco, CA · On-site

Embedded in the Data & Technology org, you'll work directly alongside engineers, data scientists ... and/or JavaScript; able to read and write production-quality code Familiarity with at least one ...

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How much do intern javascript developer jobs pay per hour?

As of Jul 21, 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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Intern Javascript Developer jobs near you
2025 Fall Intern, Clinical Applications

2025 Fall Intern, Clinical Applications

Zimmer Biomet

San Diego, CA • On-site

$16 - $21.25/hr

Other

Re-posted 29 days ago

Zimmer Biomet rating

7.7

Company rating: 7.7 out of 10

Based on 96 frontline employees who took The Breakroom Quiz

198th of 430 rated machine equipment manufacturers

Job description

At Zimmer Biomet, we believe in pushing the boundaries of innovation and driving our mission forward. As a global medical technology leader for nearly 100 years, a patient’s mobility is enhanced by a Zimmer Biomet product or technology every 8 seconds.  

As a Zimmer Biomet team member, you will share in our commitment to providing mobility and renewed life to people around the world. To support our talent team, we focus on development opportunities, robust employee resource groups (ERGs), a flexible working environment, location specific competitive total rewards, wellness incentives and a culture of recognition and performance awards.  We are committed to creating an environment where every team member feels included, respected, empowered and recognised.

What You Can Expect

The Clinical Applications Intern is responsible for providing support to the Biostatistics & Clinical Data Management (BCDM) department in the development and maintenance of software used in clinical research, primarily the Clinical Trial Management System (CTMS). 

How You'll Create Impact
  • Assist in testing and maintaining clinical software applications under the guidance of experienced developers and analysts.
  • Support the documentation of technical processes, user guides, and validation protocols.
  • Participate in requirements gathering sessions with stakeholders to better understand business and user needs.
  • Help monitor and track system issues, assisting in troubleshooting with supervision.
  • Perform basic data checks and assist with data validation efforts to ensure data integrity.
  • Observe and support user training sessions and help prepare training materials as needed.
What Makes You Stand Out
  • Strong written and verbal communication skills.
  • Ability to manage time effectively and handle multiple tasks or assignments under supervision.
  • Ability to work collaboratively as part of a team and communicate effectively with both technical and non-technical stakeholders.
  • Detail-oriented mindset with the ability to follow documented procedures and best practices.
  • Curiosity and willingness to learn about clinical applications and how technology supports clinical trials and research.
  • Proficiency in Microsoft Office tools, especially Excel, Word, and PowerPoint.
  • Exposure to or coursework in programming languages such as Java, JavaScript, SQL, Python, or similar.
  • Basic understanding of relational databases and familiarity with writing or reading simple SQL queries is a plus.
  • Interest in web development and knowledge of HTML and CSS, or UX/UI is a plus.
Your Background
  • Must be actively enrolled in an academic program for the entire duration of the assignment
  • Must be available to work full-time (40 hours/week) throughout the co-op session
  • Must be authorized to work in the U.S. without requiring employer sponsorship
  • Pursuing a bachelor’s degree in Computer Science, Information Systems, Health Informatics, Data Science, or related field.
  • A minimum GPA of 3.0 is strongly preferred
Travel Expectations
  • Up to 5%

EOE/M/F/Vet/Disability

What Zimmer Biomet employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Zimmer Biomet

Sourced by ZipRecruiter

Zimmer Biomet is a global medical technology leader. Our team members are part of a company with a heritage of leadership, a focus on shaping the future, and a mission dedicated to alleviating pain and improving the quality of life for people around the world.

Industry

Medical equipment and supplies manufacturing

Company size

10,000+ Employees

Headquarters location

Warsaw, IN, US

Year founded

1927

Social media

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