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Full Stack Developer Startup Jobs in California (NOW HIRING)

WFNQAFR44D

Full Stack Developer

San Francisco, CA · On-site

$4.5K - $7.8K/yr

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications that deliver seamless user experiences.

WFNQAFR44D

Full Stack Developer

San Francisco, CA · On-site

$4.5K - $7.8K/yr

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications that deliver seamless user experiences.

eTouch Systems

Full Stack Web Developer

San Jose, CA · On-site

Full Stack Developer Strong Java Programming Skills. Hands on needed Node.js backend React.js Front end If interested please share your resume and send it to srele at etouch.net Snehal Rele/ Sr ...

Agate Group

Full Stack Developer

Rocklin, CA

What We're Looking For We are seeking a passionate full stack engineer with experience in developing web applications from start to finish on their own. This includes but is not limited to the ...

Robot.com

Full Stack Developer

San Francisco, CA · On-site

We are seeking a Full Stack Developer to design, build, and maintain both frontend and backend software systems. You will collaborate with cross-functional teams to define technical requirements ...

Xpertalent

Senior Full Stack Engineer

Redwood City, CA · On-site

$215K - $290K/yr

This Voice AI startup has grown from under $5M ARR to $60M ARR in just over a year, with a team of ... full-stack engineering experience * Strong React/TypeScript and Node.js or Python expertise

New

WFNQAFR44D

Full Stack Developer

Carlsbad, CA · On-site

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications to deliver seamless user experiences. You ...

WFNQAFR44D

Full Stack Developer

San Francisco, CA · On-site

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications to deliver seamless user experiences. You ...

WFNQAFR44D

Full Stack Developer

San Francisco, CA · On-site

$4.5K - $7.8K/yr

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications to deliver seamless user experiences. You ...

WFNQAFR44D

Full Stack Developer

San Francisco, CA · On-site

$4.5K - $7.8K/yr

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications to deliver seamless user experiences. You ...

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All JobsFull Stack Developer Startup JobsFull Stack Developer Startup Jobs in California

Full Stack Developer Startup information

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

AspectFull Stack Developer StartupFront End Developer
Required SkillsProficiency in both front-end and back-end technologies, databases, and server managementSpecialized in client-side technologies like HTML, CSS, JavaScript, and frameworks like React or Angular
Work EnvironmentFast-paced startup setting, often wearing multiple hats, involved in full project lifecyclePrimarily focused on designing and implementing user interfaces and user experience
Common UsageUsed in startups needing versatile developers capable of handling entire applicationsUsed in teams focusing on UI/UX and front-end development within startups or larger companies

In summary, a Full Stack Developer Startup has a broader skill set covering both front-end and back-end development, suitable for dynamic startup environments. A Front End Developer specializes in creating engaging user interfaces, often working within larger teams or specific projects. The choice depends on the scope of work and technical expertise required.

What are popular job titles related to Full Stack Developer Startup jobs in California? For Full Stack Developer Startup jobs in California, the most frequently searched job titles are:
What job categories do people searching Full Stack Developer Startup jobs in California look for? The top searched job categories for Full Stack Developer Startup jobs in California are:
What cities in California are hiring for Full Stack Developer Startup jobs? Cities in California with the most Full Stack Developer Startup job openings:
Full Stack Developer Startup jobs near you
Infographic showing various Full Stack Developer Startup job openings in California as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Full Stack Developer

WFNQAFR44D

San Francisco, CA • On-site

$4.5K - $7.8K/yr

Temporary

Posted 18 days ago

Job description

About the Role:

As a Full Stack Developer, you will be responsible for designing, developing, and maintaining both the front-end and back-end components of web applications that deliver seamless user experiences. You will collaborate closely with cross-functional teams including product managers, designers, and other developers to translate business requirements into scalable technical solutions. Your role will involve writing clean, efficient, and well-documented code while ensuring the performance, quality, and responsiveness of applications. You will also be tasked with troubleshooting, debugging, and upgrading existing software to enhance functionality and user satisfaction. Ultimately, your contributions will drive the successful delivery of innovative digital products that meet the evolving needs of our users and stakeholders across the United States.

Minimum Qualifications:

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
  • Proven experience as a Full Stack Developer or similar role with a strong portfolio of web applications.
  • Proficiency in front-end technologies such as HTML5, CSS3, JavaScript, and frameworks like React, Angular, or Vue.js.
  • Experience with back-end programming languages such as Node.js, Python, Ruby, Java, or .NET.
  • Familiarity with database systems including SQL and NoSQL databases.
  • Understanding of RESTful API design and development.
  • Knowledge of version control systems, preferably Git.
  • Strong problem-solving skills and the ability to work independently and collaboratively.

Preferred Qualifications:

  • Experience with cloud platforms such as AWS, Azure, or Google Cloud.
  • Familiarity with containerization and orchestration tools like Docker and Kubernetes.
  • Knowledge of CI/CD pipelines and automated testing frameworks.
  • Exposure to Agile and Scrum methodologies.
  • Experience with TypeScript and modern state management libraries.
  • Understanding of web security best practices and data protection regulations.

Responsibilities:

  • Develop and maintain front-end web architecture using modern JavaScript frameworks and libraries.
  • Build and manage robust back-end services and APIs to support application functionality and data integration.
  • Collaborate with UI/UX designers to implement responsive and accessible user interfaces.
  • Write unit, integration, and end-to-end tests to ensure code quality and reliability.
  • Participate in code reviews, sprint planning, and agile development processes to continuously improve product delivery.
  • Optimize applications for maximum speed and scalability across various devices and browsers.
  • Troubleshoot, debug, and resolve software defects and performance issues in a timely manner.
  • Stay current with emerging technologies and industry trends to recommend improvements and innovations.

Skills:

The required skills enable you to build and maintain both client-side and server-side components of web applications, ensuring seamless integration and optimal performance. Proficiency in front-end frameworks allows you to create dynamic, responsive user interfaces that enhance user engagement. Back-end development skills are essential for designing scalable APIs and managing data storage solutions that support application functionality. Familiarity with version control and testing frameworks ensures code quality and facilitates collaborative development workflows. Preferred skills such as cloud platform experience and containerization empower you to deploy and manage applications efficiently in modern infrastructure environments, while knowledge of security best practices helps safeguard user data and maintain compliance.