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Junior Full Stack Software Developer Jobs in California

SupportFinity™

Full Stack Software Engineer

San Jose, CA · On-site

$150 - $200/hr

We're looking for a talented Full Stack Software Engineer to join Blink.new, an AI App Creation Platform. You'll be working on end-to-end feature development and providing technical customer support.

IQUASAR LLC

FULL STACK ENGINEER

San Diego, CA · On-site

$135K - $145K/yr

Maintain and enhance existing full-stack applications (backend, frontend, DevOps and data layers) that combine AI, data analytics, and spatiotemporal big data. * Collaborate with iQuasar software ...

iQuasar LLC

FULL STACK ENGINEER

San Diego, CA · On-site

$135K - $145K/yr

Maintain and enhance existing full-stack applications (backend, frontend, DevOps and data layers) that combine AI, data analytics, and spatiotemporal big data. * Collaborate with iQuasar software ...

Plugmotors

Full-Stack Software Engineer

Santa Monica, CA · On-site

$150 - $200/hr

Full-Stack Software Engineer Team: Engineering Location: Onsite-Santa Monica, CA Employment Type: Full-time, Salary, Exempt Reports To: Engineering Lead About Plug Plug is an automotive fintech ...

iQuasar LLC

Full Stack Engineer

San Diego, CA · On-site

Maintain and enhance existing full-stack applications (backend, frontend, DevOps and data layers) that combine AI, data analytics, and spatiotemporal big data. * Collaborate with iQuasar software ...

IQUASAR LLC

Full Stack Engineer

San Diego, CA · On-site

Maintain and enhance existing full-stack applications (backend, frontend, DevOps and data layers) that combine AI, data analytics, and spatiotemporal big data. * Collaborate with iQuasar software ...

Plug

Full-Stack Software Engineer

Los Angeles, CA · On-site

Full-Stack Software Engineer Team: Engineering Location: Onsite - Sawtelle (Between Santa Monica & West LA) Employment Type: Full-time, Salary, Exempt Reports To: Engineering Lead About Plug Plug is ...

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All JobsFull Stack Software Developer JobsJunior Full Stack Software Developer JobsJunior Full Stack Software Developer Jobs in California

Junior Full Stack Software Developer information

See California salary details

$23.7K

$87.8K

$135.7K

How much do junior full stack software developer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for junior full stack software developer in California is $87,810.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,100.00 and $85,900.00 per year, depending on experience, location, and employer.

What does a junior full stack software developer do?

A Junior Full Stack Software Developer is responsible for assisting in the design, development, and maintenance of both front-end and back-end components of web applications. They work with various programming languages, frameworks, and databases to build and support software solutions. Typically, they collaborate with senior developers and other team members to learn best practices, resolve bugs, and implement new features. This role is ideal for those who have foundational programming knowledge and are looking to gain hands-on experience across the entire software development stack.

What are the key skills and qualifications needed to thrive as a junior full stack software developer?

To excel as a Junior Full Stack Software Developer, you need a solid understanding of programming languages (such as JavaScript, Python, or Java), front-end and back-end frameworks, and a relevant degree or coding bootcamp experience. Familiarity with tools like Git, databases (e.g., SQL, MongoDB), and cloud platforms, as well as knowledge of agile methodologies, is typically expected. Problem-solving ability, eagerness to learn, and effective teamwork are standout soft skills in this role. These skills and qualities ensure you can build, maintain, and improve applications efficiently while collaborating well within a development team.

What are some typical daily tasks and collaboration expectations for a junior full stack software developer?

As a Junior Full Stack Software Developer, your daily tasks often include writing and testing code for both front-end and back-end components, debugging issues, and participating in code reviews. You’ll regularly collaborate with other developers, designers, and sometimes product managers during stand-up meetings or sprint planning sessions to ensure alignment on project goals. It's common to work under the guidance of senior developers while learning best practices and receiving constructive feedback. This collaborative environment not only helps you grow technically but also improves your communication and teamwork skills.

What is the difference between Junior Full Stack Software Developer vs Junior Front End Developer?

AspectJunior Full Stack Software DeveloperJunior Front End Developer
Required SkillsProficiency in both front-end and back-end technologies (HTML, CSS, JavaScript, server-side languages, databases)Strong skills in HTML, CSS, JavaScript, and front-end frameworks (React, Angular)
Work EnvironmentInvolved in both client-side and server-side development, often in full project cyclesPrimarily focused on user interface and client-side features
Common UsageUsed in roles requiring versatile development across the stackUsed in roles specializing in UI/UX and front-end design

The main difference is that a Junior Full Stack Software Developer works on both front-end and back-end tasks, while a Junior Front End Developer focuses solely on the user interface and client-side development. The full stack role requires broader skills, whereas the front-end role specializes in creating engaging user experiences.

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

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

What are popular job titles related to Junior Full Stack Software Developer jobs in California?

For Junior Full Stack Software Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Junior Full Stack Software Developer jobs in California look for?

The top searched job categories for Junior Full Stack Software Developer jobs in California are:

What cities in California are hiring for Junior Full Stack Software Developer jobs?

Cities in California with the most Junior Full Stack Software Developer job openings:

Junior Full Stack Software Developer jobs near you
Infographic showing various Junior Full Stack Software Developer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $87,810 per year, or $42.2 per hour.

Full Stack Software Developer

Loopfour, Inc.

Mountain View, CA • On-site

$100 - $125/hr

Other

Posted 20 days ago

Job description

$100K - $140K 0.01% - 2.00% equity Mountain View / San Francisco / Sunnyvale, CA

Ship core product features across the Loopfour stack.

You'll build core product features used daily by finance teams and founders, working across the stack and shipping to production. Bay Area engineers are especially welcome — this role is open to Mountain View, San Francisco, and Sunnyvale. We will sponsor visas.

You collaborate closely with product, design, and customers, and help define technical direction as the company grows.

We're looking for strong fundamentals, genuine curiosity, and a deep respect for the people who use what you build. The interview is a Zoom conversation with the team and founders — show us something you're genuinely excited about.

What you'll do
  • Build core product features used daily by finance teams and founders
  • Work across the stack and ship to production
  • Collaborate closely with product, design, and customers
  • Help define technical direction as the company grows
  • Keep quality high with clean, tested, maintainable code
What we're looking for
  • 6+ years of software engineering experience
  • Proficiency in Django and Python
  • Solid PostgreSQL and Node.js experience
  • Ownership mindset and high agency
  • Comfort with ambiguity and fast iteration
  • Clear communication and deep respect for users
What you'll work with

Frontend

React, Next.js, TypeScript, Tailwind

Django, Python, Node.js

Database

Runtime

Trigger.dev durable workflows

Infra

Tooling

Git, GitHub Actions

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