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Full Stack Engineer Jobs in California (NOW HIRING)

Wonderschool

Full Stack Engineer

San Francisco, CA · On-site

$180K - $220K/yr

As a Senior Full Stack Engineer, you will own features end-to-end, working across frontend, backend, and data layers to deliver high-quality, scalable products. You will operate as a builder ...

Knightscope

Full Stack Engineer

Sunnyvale, CA

The ideal candidate brings full stack engineering expertise, a deep understanding of the Secure Software Development Lifecycle (SSDLC), and hands-on experience integrating large language models and ...

Wonderschool

Full Stack Engineer

San Francisco, CA · On-site

$180K - $220K/yr

As a Senior Full Stack Engineer, you will own features end-to-end, working across frontend, backend, and data layers to deliver high-quality, scalable products. You will operate as a builder ...

Hire Hangar

Founding Full-Stack Engineer

San Francisco, CA · On-site

$8.0K - $10K/mo

Founding Full-Stack Engineer Location | On-Site -- San Francisco, CA Time Zone | PST Role Overview: We are seeking a Founding Full-Stack Engineer to join the earliest technical team at a fast-moving ...

New

Staffingine LLC

Full stack engineer

Newark, CA · On-site

Job Title: Full stack engineer Job Location: Newark - California Job Type: Contract * Handson experience with React or Angular NodeJs ExpressNestJs and MongoDB * Handson experience with ...

Amiseq Inc.

Full Stack Engineer

Oakland, CA · On-site

This role requires a genuine, end-to-end Full Stack Engineer - not a front-end developer with some back-end exposure, nor a back-end engineer who occasionally works on the UI. The ideal candidate ...

New

Knightscope, Inc.

Full Stack Engineer

Sunnyvale, CA

The ideal candidate brings full stack engineering expertise, a deep understanding of the Secure Software Development Lifecycle (SSDLC), and hands-on experience integrating large language models and ...

Max AI, Inc.

Full-Stack Engineer

San Francisco, CA

$140K - $220K/yr

Full Stack Engineer Responsibilities * Taking ownership of the entire product lifecycle-from initial concept to final deployment. * Creating scalable and reliable solutions aimed at optimizing ...

Max AI, Inc.

Full-Stack Engineer

San Francisco, CA · On-site

$140K - $220K/yr

Full Stack Engineer Responsibilities * Taking ownership of the entire product lifecycle-from initial concept to final deployment. * Creating scalable and reliable solutions aimed at optimizing ...

Knightscope, Inc.

Full Stack Engineer

Sunnyvale, CA · On-site

$175K - $200K/yr

The ideal candidate brings full stack engineering expertise, a deep understanding of the Secure Software Development Lifecycle (SSDLC), and hands-on experience integrating large language models and ...

Knightscope

Full Stack Engineer

Sunnyvale, CA · On-site

The ideal candidate brings full stack engineering expertise, a deep understanding of the Secure Software Development Lifecycle (SSDLC), and hands-on experience integrating large language models and ...

EarnIn

Senior Full Stack Engineer

Mountain View, CA · Hybrid

$210K - $257K/yr

POSITION SUMMARY We seek an experienced, collaborative, and resourceful Senior Full Stack Engineer to join our team. Our Early Bets initiatives are critical to EarnIn's success, providing new ...

Siemens

Full Stack Engineer

Pasadena, CA · On-site

$90K - $162K/yr

Full Stack Engineer [MULTIPLE POSITIONS] Job Location: Pasadena, CA Job Type: Full Time Rate of Pay: The salary range for this position in Pasadena, CA is $90,000.00-$162,000.00 per year and this ...

1 point system

Senior Full-Stack Engineer

Irvine, CA · On-site

Requirement - Senior Full-Stack Engineer Location- Irvine, CA Contract W2 Overview We are seeking a Senior Full-Stack Engineer to support the development of internal Incident Management Tools used by ...

Cypress HCM

Sr. Full Stack Engineer

San Francisco, CA · On-site

$150 - $200/hr

Sr. Full Stack Engineer We're looking for a strong full stack engineer to join a collaborative, fast-moving development team focused on building high-quality, user-centric web applications. This is ...

1 point system

Full Stack Engineer

Fremont, CA · On-site

$50 - $55/hr

Job Title Full Stack Engineer 3-5+ years (Mid-level) - Preferable less than 10 years experience Duration 6 Months+ Contract to Hire Location 100% onsite 901 Page Ave. Fremont, CA • 40 hours/week ...

RadixArk

Full Stack Engineer

Palo Alto, CA · On-site

We are looking for a world-class Full Stack Engineer who thrives in high-ambiguity environments and wants to build foundational tools for the next decade of AI. Requirements Technical Excellence * 4+ ...

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Showing results 1-20

All JobsFull Stack Engineer JobsFull Stack Engineer Jobs in California

Full Stack Engineer information

See California salary details

$43.9K

$133K

$188K

How much do full stack engineer jobs pay per year?

As of Jul 10, 2026, the average yearly pay for full stack engineer in California is $133,006.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,500.00 and $155,900.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Full Stack Engineer, and why are they important?

To thrive as a Full Stack Engineer, you need proficiency in both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Python, or Java), along with a solid understanding of web application architecture and databases. Familiarity with frameworks like React, Angular, Node.js, and tools such as Git, Docker, and CI/CD systems, as well as relevant certifications, are often required. Strong problem-solving skills, effective communication, and adaptability help you collaborate across teams and manage complex projects. These skills are crucial for building, deploying, and maintaining robust, scalable applications that meet business needs.

How do Full Stack Engineers typically collaborate with UX/UI designers and backend specialists on a project?

Full Stack Engineers frequently act as a bridge between UX/UI designers and backend specialists, ensuring seamless integration of front-end interfaces with server-side logic. They participate in cross-functional meetings, translate design requirements into functional features, and address technical feasibility from both ends. This collaboration often involves code reviews, regular communication to clarify requirements, and agile workflows to ensure that user experience and system performance are both prioritized throughout the development process.

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

AspectFull Stack EngineerFront End Developer
Required SkillsProficiency in both front-end and back-end technologies, including HTML, CSS, JavaScript, server-side languages, and databases.Specializes in client-side technologies like HTML, CSS, JavaScript, and frameworks such as React or Angular.
Work EnvironmentWorks on both server and client-side development, often handling entire project stacks.Focuses primarily on creating and optimizing user interfaces and user experience.
Common UsageUsed in full project development, especially in startups and small teams requiring versatile developers.Primarily employed in UI/UX design, front-end frameworks, and client-side optimization.

While both roles require strong web development skills, a Full Stack Engineer handles both front-end and back-end tasks, providing a comprehensive approach to web development. A Front End Developer specializes in creating engaging and responsive user interfaces, focusing on the client side of applications.

What is a Full Stack Engineer?

A Full Stack Engineer is a software developer who is skilled in both front-end and back-end development. They are capable of designing, building, and maintaining the entire technology stack of a web application, including user interfaces, servers, databases, and APIs. Full Stack Engineers often work with multiple programming languages and frameworks, allowing them to handle a wide variety of technical tasks. Their versatility makes them valuable team members in many tech projects.
More about Full Stack Engineer jobs
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 are popular job titles related to Full Stack Engineer jobs in California? For Full Stack Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Full Stack Engineer jobs in California look for? The top searched job categories for Full Stack Engineer jobs in California are:
What cities in California are hiring for Full Stack Engineer jobs? Cities in California with the most Full Stack Engineer job openings:
What are popular job titles related to Full Stack Engineer jobs in CA? For Full Stack Engineer jobs in CA, the most frequently searched job titles are:
Full Stack Engineer jobs near you
Infographic showing various Full Stack Engineer job openings in California as of July 2026, with employment types broken down into 74% Full Time, 13% Temporary, and 13% Contract. Highlights an 89% In-person, and 11% Remote job distribution, with an average salary of $133,006 per year, or $63.9 per hour.
Full Stack Engineer

Full Stack Engineer

Wonderschool

San Francisco, CA • On-site

$180K - $220K/yr

Full-time

Medical, PTO

Re-posted 3 days ago

Job description

About Wonderschool
Wonderschool's mission is to ensure every child has access to early childhood education that helps them realize their full potential. We empower small business owners, childcare providers, to launch and grow programs through software, coaching, and support, while partnering with governments to modernize childcare infrastructure.
We are building a category-defining platform at the intersection of marketplace, SaaS, and public sector systems, now increasingly powered by AI. Our products help providers run and grow their businesses, from enrollment and marketing to licensing, compliance, and daily operations.
Our team is small, fast-moving, and deeply focused on building systems that scale. We value people who take ownership, experiment quickly, and use modern tools, including AI and automation, to increase their leverage and impact.
Position Summary
This role builds the core systems that power Wonderschool's platform, enabling providers to launch and grow their businesses, governments to operate programs at scale, and families to access care. As a Senior Full Stack Engineer, you will own features end-to-end, working across frontend, backend, and data layers to deliver high-quality, scalable products.
You will operate as a builder, partnering closely with product, design, and go-to-market teams to turn real-world problems into simple, effective solutions. Success in this role means shipping quickly, improving system reliability, and leveraging modern tools, including AI, to increase development velocity and product impact.
Responsibilities
Build and Own Product End-to-End
  • Design, build, and ship full-stack features that improve provider, parent, and government experiences
  • Own the full development lifecycle, from scoping and architecture to implementation and production support
  • Write high-quality, maintainable code with strong test coverage
  • Debug and resolve production issues across the stack
Drive Product Impact
  • Partner closely with Product, Design, and Data to build features that solve real customer problems
  • Develop a deep understanding of customer workflows and use cases
  • Contribute to product decisions through technical insight and tradeoff analysis
  • Work closely with GTM teams to understand user needs and improve product outcomes
Improve Systems and Scale
  • Design systems and data models that support complex workflows and integrations
  • Improve performance, scalability, and reliability of the platform
  • Contribute to architecture decisions and technical direction
  • Help evolve engineering standards, tooling, and best practices
Increase Engineering Leverage
  • Use AI tools, automation, and modern development workflows to increase speed and efficiency
  • Identify opportunities to reduce manual work and improve developer productivity
  • Contribute to a culture of rapid iteration and continuous improvement
Required Qualifications
  • 6+ years of experience as a full stack engineer
  • Strong experience with modern frontend technologies (React, TypeScript, JavaScript)
  • Proficiency with backend systems (Node.js, Ruby on Rails, Elixir, or similar)
  • Experience working with relational databases (Postgres or similar)
  • Proven ability to deliver high-quality code with strong testing practices
  • Experience building and shipping production systems end-to-end
  • Strong collaboration and communication skills
Preferred Qualifications
  • Experience building complex or enterprise-grade systems with multiple integrations
  • Experience designing APIs (REST or GraphQL)
  • Familiarity with cloud infrastructure, containerization, or serverless architectures
  • Experience with CI/CD pipelines and DevOps practices
  • Experience working in fast-paced, high-growth environments
  • Experience incorporating AI into products or development workflows
Compensation & Benefits
Compensation Range (California):
The base salary range for this role is $180,000 - $220,000, depending on experience, skills, and location. This role may also be eligible for equity and other forms of compensation.
Wonderschool offers a competitive benefits package, including:
  • Health benefits with up to 100% coverage for employee premiums and up to 80% for dependents
  • Wifi and employee wellness stipends
  • Flexible PTO, paid holidays, and mental wellness days
  • Competitive parental leave (eligible after 6 months of employment)
  • A highly collaborative, mission-driven workplace environment
Location / Travel Expectations
This role is based in our office in Rincon Hill, San Francisco. We work in-office 5-6 days a week to enable close collaboration across engineering, product, and leadership teams.

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