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Intern Mern Stack Developer Jobs in California (NOW HIRING)

AA2IT

Senior Full Stack Developer

San Francisco, CA · On-site

AA2IT is a leading technology company in San Francisco seeking an experienced Full Stack Developer ... Required : • 5-8 years experience in MERN stack • strong problem-solving skills • ability to ...

Skild AI

Full Stack Developer

San Mateo, CA

Position Overview We are seeking a Full Stack Developer to help build and maintain our cloud ... Experience with MERN stack. * Proficiency with WebRTC and Socket.IO * Knowledge of SQL and NoSQL ...

TIKAJ

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 ...

SAP

SAP iXp Intern - Full-Stack Developer

Palo Alto, CA · On-site

$22 - $29/hr

SAP iXp Intern - Full-Stack Developer *Location: Palo Alto (Hybrid) Expected start date: October 2026 *Duration: 6 - 12 months Schedule: 20 - 40/HR per week * Assist in designing, developing, and ...

Avani Technology Solutions, Inc.

Sr.Developer

Sunnyvale, CA · On-site

$65 - $85.75/hr

Cognizant is looking for Sr Developer 2. Job Summary : Primary Skill - Core Java Spring Rest Rest ... MERN stacks and related technologies. - Proficient knowledge in back-end API development using ...

Triunity Software

Java full stack Developer

Oakland, CA · On-site

$90K - $100K/yr

Health insurance Role:- Java full stack developer Location:- Toronto Canada - * Develop and ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Programmers.io

Java Full Stack AI Developer

Sunnyvale, CA · On-site

$61.50 - $79.50/hr

Backend - Java 17+, Spring Boot, Microservices architecture, Node.js * Frontend - Full stack MERN ... Cloud & DevOps - Kubernetes (EKS), Docker, CI/CD pipelines * Data & Messaging - PostgreSQL, Redis ...

Tenex.AI Inc

Software Engineer Intern

San Jose, CA · On-site

We are seeking a highly motivated and versatile Full Stack Engineer Intern to join our core engineering team. We value individuals who are proactive, enjoy problem-solving, and are eager to learn and ...

Equity Smart Home Loans

IT Manager

South Pasadena, CA · On-site

$85K - $110K/yr

... Web Developer. This role requires a tech-savvy operations leader who can bridge technical and ... MERN Stack (experience with full-stack development) * Trello (Project Management Software)

Equity Smart Home Loans

IT Manager

South Pasadena, CA · On-site +1

$85K - $110K/yr

... Web Developer. This role requires a tech-savvy operations leader who can bridge technical and ... MERN Stack (experience with full-stack development) * Trello (Project Management Software)

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All JobsIntern Mern Stack Developer JobsIntern Mern Stack Developer Jobs in California

Intern Mern Stack Developer information

What is an intern MERN stack developer?

Intern MERN Stack Developers are entry-level programmers who assist in building web applications using the MERN stack, which stands for MongoDB, Express.js, React.js, and Node.js. As interns, they work under the guidance of senior developers to gain hands-on experience in designing, developing, and deploying full-stack web applications. Their responsibilities typically include writing code, fixing bugs, collaborating with teams, and learning best practices in software development. This role is ideal for those looking to start a career in web development and gain practical experience with modern JavaScript technologies.

What types of projects and tasks can I expect to work on as an intern MERN stack developer?

As an Intern MERN Stack Developer, you will typically participate in projects that involve building and maintaining web applications using MongoDB, Express.js, React, and Node.js. Your daily tasks may include writing and testing code, fixing bugs, developing new features under the guidance of senior developers, and contributing to team meetings. You'll likely collaborate with designers, backend engineers, and QA testers, gaining exposure to the full software development lifecycle. This hands-on experience is valuable for building your technical skills and understanding industry-standard development workflows.

What are the key skills and qualifications needed to thrive as an intern MERN stack developer, and why are they important?

To thrive as an Intern MERN Stack Developer, you need a solid understanding of JavaScript, HTML, CSS, and the core components of the MERN stack: MongoDB, Express.js, React.js, and Node.js, often supported by relevant coursework or self-led projects. Familiarity with version control systems like Git, basic RESTful API development, and optionally cloud platforms or CI/CD tools is valuable. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate with teams and adapt to new tasks quickly. These skills are crucial for contributing to real-world projects, resolving development challenges, and growing into a proficient full-stack developer.

What is the difference between Intern Mern Stack Developer vs Junior Mern Stack Developer?

AspectIntern Mern Stack DeveloperJunior Mern Stack Developer
Experience LevelEntry-level, internshipEntry to early professional experience
ResponsibilitiesAssisting in development tasks, learning, supporting senior developersDeveloping features, fixing bugs, contributing to projects
Skills & CertificationsBasic knowledge of MERN stack, learning mindsetProficiency in MongoDB, Express.js, React, Node.js, some certifications
Work EnvironmentInternship programs, training-focusedFull or part-time roles in tech teams

The main difference between an Intern Mern Stack Developer and a Junior Mern Stack Developer lies in experience and responsibilities. Interns are typically students or beginners gaining hands-on experience, while Junior developers have some practical skills and contribute more independently. Intern roles focus on learning and support, whereas Junior roles involve active development and problem-solving.

What are the most commonly searched types of Mern Stack Developer jobs in California?

The most popular types of Mern Stack Developer jobs in California are:

What are popular job titles related to Intern Mern Stack Developer jobs in California?

For Intern Mern Stack Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Intern Mern Stack Developer jobs in California look for?

The top searched job categories for Intern Mern Stack Developer jobs in California are:

What cities in California are hiring for Intern Mern Stack Developer jobs?

Cities in California with the most Intern Mern Stack Developer job openings:

Intern Mern Stack Developer jobs near you
Infographic showing various Intern Mern Stack Developer job openings in California as of August 2026, with employment types broken down into 50% Full Time, and 50% Part Time. Highlights an 100% In-person job distribution.

Senior Full stack Developer (React, TypeScript, Node, Java, AWS) ::Newark, CA (Onsite Only)

Talent Movers

Newark, CA • On-site

$59 - $76.25/hr

Contractor

Re-posted 20 days ago

Job description

Title : Senior Full stack Developer (React, TypeScript, Node, Java, AWS)

Location : Newark, CA (Onsite Only)

Automotive domain client

Rate : On C2C/ W2

1. Minimum of 12 years of experience as a Lead Developer, with extensive expertise in the MERN
stack
2. Minimum 10+ years’ Experience in React + Typescript + Mongo stack
3. Minimum 10 years’ Experience Proven track record of leading development teams and managing large-scale projects