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Full Stack Engineer Intern Jobs in California (NOW HIRING)

Full-Stack Engineer Nexusflow is currently adding Full-Stack Engineers to our team. Our full-stack engineers are responsible for packaging up our technology in models and last-mile quality toolings ...

We are looking for a Full Stack developer intern who is proficient with Javascript. Your primary focus will be with the development team to design, develop and debug web applications. * HTML5/CSS3 ...

Full Stack Engineer

Los Angeles, CA · On-site

$130 - $150/hr

Full Stack Engineer Own our full-stack software integration for robotics hardware in manufacturing environments Location: Los Angeles, California, United States Compensation: $130,000 - 150,000 USD ...

New

Full Stack Engineer

San Francisco, CA · On-site

$180 - $240/hr

Full Stack Engineer - AI / Defense Technology Global Placement Firm is conducting a confidential search for Full Stack Engineers to join a rapidly growing AI and defense technology company building ...

Full-Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Purple Unicorn, on behalf of SalesPatriot , is hiring an Full Stack Engineer . Non-negotiable: ALL ROLES ARE ON-SITE IN SAN FRANCISCO. IN ORDER TO BE CONSIDERED YOU MUST BE LOCAL OR WILLING TO MOVE

Full Stack Engineer

San Diego, CA · On-site

$110 - $170/hr

Full Stack Software Engineer Location: San Diego, CA Clearance Level: Secret We are looking for a Full Stack software engineer who can join our team and make an immediate impact through their ...

Full-Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Purple Unicorn, on behalf of SalesPatriot , is hiring an Full Stack Engineer . Non-negotiable: ALL ROLES ARE ON-SITE IN SAN FRANCISCO. IN ORDER TO BE CONSIDERED YOU MUST BE LOCAL OR WILLING TO MOVE

They are seeking a Full Stack Engineer to build end-to-end features that enhance the business operations of their users. The role involves participating in the full process of feature development ...

Full Stack software engineer Location: San Diego, CA Clearance Level: Secret We are looking for a Full Stack software engineer who can join our team and make an immediate impact through their ...

Full Stack software engineer Location: San Diego, CA Clearance Level: Secret We are looking for a Full Stack software engineer who can join our team and make an immediate impact through their ...

Full Stack Engineer Location: Hollywood, LA, Califonia (Onsite) Duration: 6 Months (Contract-to-Hire) Required Skills * Strong experience with Swift, SwiftUI, and AppKit (NSCollectionView ...

We're looking for Full Stack Engineers with 2-8 years of experience in full stack engineering who has hands-on experience building AI agents and utilizing LLMs effectively. You should be comfortable ...

Full Stack Engineer

San Francisco, CA · On-site

$180K - $210K/yr

Title: Full Stack Engineer Client: AI ERP Company Location: San Francisco Bay Area, CA (Hybrid - 4 Days Onsite) Job Type: Full-Time | Direct Hire | Permanent Position Overview: ***** is seeking a ...

Full Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Full Stack Engineer: We are in search of a dynamic Full-Stack Engineer to work as part of our product and backend engineering initiatives within Dot Earth, a thriving incubator. .Erth is presently ...

Full Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Full Stack Engineer: We are in search of a dynamic Full-Stack Engineer to work as part of our product and backend engineering initiatives within Dot Earth, a thriving incubator. .Erth is presently ...

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Full Stack Engineer Intern information

See California salary details

$14

$27

$40

How much do full stack engineer intern jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for full stack engineer intern in California is $27.62, according to ZipRecruiter salary data. Most workers in this role earn between $23.70 and $30.91 per hour, depending on experience, location, and employer.

What is a full stack engineer intern?

Full Stack Engineer Interns are students or recent graduates who assist in developing both the front-end and back-end components of web applications. They work under the guidance of experienced engineers to gain hands-on experience with programming languages, frameworks, and tools used throughout the software development lifecycle. Their responsibilities often include writing code, testing applications, fixing bugs, and collaborating with teams to deliver functional software. Through this internship, they develop practical skills and a deeper understanding of how web systems work end-to-end.

What are the key skills and qualifications needed to thrive as a full stack engineer intern?

To thrive as a Full Stack Engineer Intern, you need a solid understanding of programming languages like JavaScript, HTML, CSS, and at least one backend language, often supported by coursework or relevant project experience. Familiarity with frameworks such as React or Angular, backend systems like Node.js or Django, version control (Git), and basic database management is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help interns stand out in fast-paced development teams. These skills and qualities are essential for contributing to real-world projects, collaborating effectively, and accelerating professional growth in a technical environment.

What types of projects and technologies can I expect to work with as a full stack engineer intern?

As a Full Stack Engineer Intern, you can expect to work on a variety of projects ranging from building user interfaces with front-end frameworks like React or Angular to developing backend services using technologies such as Node.js, Python, or Java. Interns often assist with integrating APIs, database management, and testing features in both development and production environments. You'll likely collaborate closely with designers, product managers, and other developers, gaining exposure to the complete software development lifecycle. This hands-on experience is designed to help you build practical skills and contribute meaningful code to real applications.

What is the difference between Full Stack Engineer Intern vs Software Developer Intern?

AspectFull Stack Engineer InternSoftware Developer Intern
Required CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldTypically pursuing or recently completed a degree in Computer Science or related field
Work EnvironmentHands-on experience with both front-end and back-end development in a team settingFocus on coding, debugging, and developing software applications, often in a specific area
Employer & Industry UsageTech companies, startups, and organizations seeking versatile interns with full-stack skills

The Full Stack Engineer Intern role involves working across both front-end and back-end technologies, providing a broad development experience. In contrast, a Software Developer Intern may focus more narrowly on specific software components or applications. Both roles are valuable for gaining industry experience, but the Full Stack Engineer Intern position offers a more comprehensive view of the entire development process.

What are the most commonly searched types of Full Stack Engineer jobs in California?

The most popular types of Full Stack Engineer jobs in California are:

What job categories do people searching Full Stack Engineer Intern jobs in California look for?

The top searched job categories for Full Stack Engineer Intern jobs in California are:

What cities in California are hiring for Full Stack Engineer Intern jobs?

Cities in California with the most Full Stack Engineer Intern job openings:

Infographic showing various Full Stack Engineer Intern job openings in California as of August 2026, with employment types broken down into 74% Full Time, and 26% Contract. Highlights an 100% In-person job distribution, with an average salary of $57,451 per year, or $27.6 per hour.

Full-time

Re-posted 14 days ago


Job description

About Nexusflow.ai

Modern enterprise copilots & agents call for last-mile quality, enterprise-grade robustness and scalable operation costs, beyond simplified programming interfaces for generative AI. Nexusflow tackles this challenge, enabling enterprises to own their workflow copilots & agents stacked on top of powerful yet cost-effective, compact LLMs. We train large language models and build last-mile quality dev tooling for copilots & agents on your enterprise workflows. Our team has built the open-source LLM, NexusRaven-V2, rivaling GPT-4 in function calling with a 100X smaller model size. Our team members are also behind the scenes of Starling, the #1 ranked compact 7B chat model based on human evaluation in Chatbot Arena.

Position: Full-Stack Engineer

Nexusflow is currently adding Full-Stack Engineers to our team. Our full-stack engineers are responsible for packaging up our technology in models and last-mile quality toolings as systems. Our full-stack engineers will be the driving force building our products and solutions in extensive collaboration with our ML engineers, designers & our customers.

  Responsibilities
  • Full-stack development in dev tooling and applications for GenAI copilots & agents

  • Spearheading the development and maintenance of high-quality web front-end using React.js

  • Contributing to the backend API system for cloud or on-prem deployment

  • Staying updated on emerging technologies and best practices in web development

  • Wearing many hats and collaborating with Nexusflow.ai's full team for product development, deployment and customer success

  Qualifications Required
  • 3+ years experience in full-stack web development

  • Frontend

    • Proficient in developing web applications using React.js, Next.js, TypeScript, and Tailwind CSS.

    • Experience with Next.js for server-side rendering and routing.

    • Strong understanding of HTML, CSS, and JavaScript.

    • Knowledge of state management libraries like Redux.

  • Backend

    • Experience with backend API system development & deployment on cloud (e.g. AWS).

  • Passion for application & platform systems involving ML models, data pipeline and applications.

Preferred
  • Work experience in fast-pace teams.

  • Experience in building ML applications or ML platforms.

  • Experience in projects involving LLMs.