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Full Stack Intern Jobs in Berkeley, CA (NOW HIRING)

SwiftCruit

Full-stack Intern

San Francisco, CA · On-site

$120 - $160/hr

You have built full-stack projects from scratch, taking them zero to one * You care deeply about the craft of the product you are building * You are able to hold many different personas at contention ...

New

Uncountable Inc.

Full-Stack Intern

San Francisco, CA · On-site

$66.96/hr

Experience with React Our Current Stack * Backend: Flask (Python), Postgres * Frontend: React (Typescript), Redux, Sass What's next? Learn more about Interviewing at Uncountable. Learn more about our ...

New

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 ...

Clera

Founding Engineer Intern

San Francisco, CA · On-site

... Intern to join their founding team in San Francisco. You'll work directly with the CTO to ship ... Full-stack focus -- not an ML engineer and not overly specialized in a single language (e.g. Python ...

Clera

Founding Engineer Intern

San Francisco, CA · On-site

... Intern to join their founding team in San Francisco. You'll work directly with the CTO to ship ... Full-stack focus - not an ML engineer and not overly specialized in a single language (e.g. Python ...

Clera

Founding Engineer Intern

San Francisco, CA · On-site

You'll work shoulder-to-shoulder with the CTO, shipping full-stack features daily and directly shaping how AI changes the way people find jobs at high-growth startups. What You'll Do * Build and ship ...

Clera

Founding Engineer Intern

San Francisco, CA · On-site

You'll work shoulder-to-shoulder with the CTO, shipping full-stack features daily and directly shaping how AI changes the way people find jobs at high-growth startups. What You'll Do * Build and ship ...

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All JobsFull Stack Intern JobsFull Stack Intern Jobs in Berkeley, CA

Full Stack Intern information

See Berkeley, CA salary details

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How much do full stack intern jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for full stack intern in Berkeley, CA is $21.19, according to ZipRecruiter salary data. Most workers in this role earn between $17.64 and $23.56 per hour, depending on experience, location, and employer.

What does a full stack intern do?

A Full Stack Intern assists in developing both the front-end and back-end components of web applications. Their responsibilities typically include writing code, debugging issues, collaborating with team members, and learning to work with various programming languages and frameworks. They gain hands-on experience with databases, servers, APIs, and user interfaces, contributing to the full software development lifecycle. The role is designed to help interns learn industry best practices and prepare for a career as a full stack developer.

What are the key skills and qualifications needed to thrive as a full stack intern, and why are they important?

To thrive as a Full Stack Intern, you need a solid understanding of both front-end (HTML, CSS, JavaScript) and back-end (such as Node.js, Python, or Java) development, often demonstrated through coursework or personal projects. Familiarity with frameworks like React or Angular, version control systems like Git, and exposure to databases are typically expected. Strong problem-solving skills, eagerness to learn, and effective teamwork make candidates stand out in this role. These skills and qualities are vital for efficiently contributing to real-world software projects and adapting quickly within dynamic development teams.

What are some typical projects and responsibilities for a full stack intern during their internship?

As a Full Stack Intern, you can expect to work on a variety of projects that span both front-end and back-end development. Typical responsibilities may include building user interfaces, developing APIs, troubleshooting bugs, and collaborating with senior developers to deploy features. Interns often participate in daily stand-ups, code reviews, and may be assigned to a specific product or feature team. This hands-on experience helps interns understand the complete software development lifecycle and develop skills in both client-side and server-side technologies.

What cities near Berkeley, CA are hiring for Full Stack Intern jobs?

Cities near Berkeley, CA with the most Full Stack Intern job openings:

Full Stack Intern jobs near you
Infographic showing various Full Stack Intern job openings in Berkeley, CA as of August 2026, with employment types broken down into 1% Internship, 87% Full Time, 5% Part Time, 6% Contract, and 1% Nights. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution, with an average salary of $44,073 per year, or $21.2 per hour.

Full-stack Intern

SwiftCruit

San Francisco, CA • On-site

$120 - $160/hr

Other

Posted 3 days ago

New

Job description

At Composio, we are building infrastructure that allows agents to communicate with the tools you use for work including Github, Gmail, Notion, Salesforce, etc. We are a lean team of engineers wrangling problems from context to search, that help us provide the most capable bridge between your agents and your tools.

We raised a $25M Series A from Lightspeed with some incredible angels like Guillermo Rauch (CEO of Vercel), Dharmesh Shah (CTO of Hubspot), Gokul Rajaram. Beginning of this year we 3x our ARR, our customer range from your friends in the YC batch to Wabi, Glean, Zoom and many more.

What you'll do?
  • Elevate the experience of teams building on us and integrating us into their daily lives, by improving our developer ("Composio Platform") https://dashboard.composio.dev/~/org and consumer ("Composio For You") https://dashboard.composio.dev/~/org/connect web experiences
  • Deliver elegant interfaces both on the frontend and sdk
  • Work closely with customers to win their hearts, improving the product in the process
  • Writing crisp articulate docs
Must haves

If you are very good, nothing is a must per-se

  • Core product engineering
    • You have built full-stack projects from scratch, taking them zero to one
    • You care deeply about the craft of the product you are building
    • You are able to hold many different personas at contention while delivering delightful experiences for them
  • AI native
    • You have built with the language models
    • You have built for the language models
  • Taste — you have that "finger feel" what makes a good product.
  • Typist — you can write docs well and explain complex ideas clearly.
  • Human — you build trust and admit what you don’t know.
Bonus
  • Proficient in Typescript, React, Tailwind, Next.js
  • Started companies or built large side projects or won hackathons
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