They are seeking exceptional Fullstack / Web Engineers to architect and optimize user-facing ... XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning ...
They are seeking exceptional Fullstack / Web Engineers to architect and optimize user-facing ... XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning ...
Front-end developer needed to join an exciting startup team in San Francisco. We are an early stage ... web interfaces Expert agility with HTML, CSS, JS or jQuery, AJAX and Database (SQL) Strong ...
Front-end developer needed to join an exciting startup team in San Francisco. We are an early stage ... web interfaces Expert agility with HTML, CSS, JS or jQuery, AJAX and Database (SQL) Strong ...
Software Engineer, DevOps (Web Platform)
Irvine, CA · On-site
$56 - $76.75/hr
... DevOps Engineer to own release reliability and production stability for their web platform ... paced startup environments Company : FieldAI is building general robot intelligence for the ...
Software Engineer, DevOps (Web Platform)
Irvine, CA · On-site
$56 - $76.75/hr
... DevOps Engineer to own release reliability and production stability for their web platform ... paced startup environments Company : FieldAI is building general robot intelligence for the ...
Founding Engineer (Full Stack Web)
San Francisco, CA · On-site
$150K - $215K/yr
The Role We need a full stack web developer (front-end leaning) to work in-person full-time in San ... Past startup experience is also great. * Passion for product. Most of our players have discovered ...
Founding Engineer (Full Stack Web)
San Francisco, CA · On-site
$150K - $215K/yr
The Role We need a full stack web developer (front-end leaning) to work in-person full-time in San ... Past startup experience is also great. * Passion for product. Most of our players have discovered ...
Unete a esta Startup, en donde la # innovacion, el #impactosocial, la buena #vibra, trabajo #remoto y horario flexible convergen. Skills * PWA * Web Native, React Native o Flutter * Backend con ...
Unete a esta Startup, en donde la # innovacion, el #impactosocial, la buena #vibra, trabajo #remoto y horario flexible convergen. Skills * PWA * Web Native, React Native o Flutter * Backend con ...
Backend-leaning Product Engineer
San Francisco, CA · On-site
$275K/yr
Work comfortably in a very small, fast-moving startup team with little structure * Balance full ... Python experience is a plus; modern web/backend stacks are acceptable--stack fit matters less than ...
Quick apply
Backend-leaning Product Engineer
San Francisco, CA · On-site
$275K/yr
Work comfortably in a very small, fast-moving startup team with little structure * Balance full ... Python experience is a plus; modern web/backend stacks are acceptable--stack fit matters less than ...
Backend-leaning Product Engineer
San Francisco, CA · On-site
$275K/yr
Work comfortably in a very small, fast-moving startup team with little structure * Balance full ... Python experience is a plus; modern web/backend stacks are acceptable-stack fit matters less than ...
Backend-leaning Product Engineer
San Francisco, CA · On-site
$275K/yr
Work comfortably in a very small, fast-moving startup team with little structure * Balance full ... Python experience is a plus; modern web/backend stacks are acceptable-stack fit matters less than ...
Senior Web Designer
Palo Alto, CA · On-site +1
You'll collaborate closely with our brand team and developers to ensure every detail of your ... This is a hands-on, fast-moving role in a startup environment where iteration is constant, cross ...
Senior Web Designer
Palo Alto, CA · On-site +1
You'll collaborate closely with our brand team and developers to ensure every detail of your ... This is a hands-on, fast-moving role in a startup environment where iteration is constant, cross ...
iOS Engineer, Device Integration
San Francisco, CA · On-site
$61 - $84/hr
... and web engineers to define Sesame's mobile and web strategy going forward. • Write clean ... Sesame is a voice tech startup focused on developing AI voice assistants that create natural and ...
iOS Engineer, Device Integration
San Francisco, CA · On-site
$61 - $84/hr
... and web engineers to define Sesame's mobile and web strategy going forward. • Write clean ... Sesame is a voice tech startup focused on developing AI voice assistants that create natural and ...
The Role Learned By Me, a global education-technology startup seeks multiple web software engineer to join our headquarters team in San Francisco. In this role, you will be critical in helping drive ...
The Role Learned By Me, a global education-technology startup seeks multiple web software engineer to join our headquarters team in San Francisco. In this role, you will be critical in helping drive ...
Senior Software Engineer (full-stack)
San Leandro, CA · On-site
$175K - $200K/yr
Are an experienced Python and web developer who is also familiar with at least one lower-level ... Have worked in a fast-paced startup environment before, and loved it * Are excited to work with ...
Senior Software Engineer (full-stack)
San Leandro, CA · On-site
$175K - $200K/yr
Are an experienced Python and web developer who is also familiar with at least one lower-level ... Have worked in a fast-paced startup environment before, and loved it * Are excited to work with ...
Our developer tool requires attention to speed, interactions, and details, demanding broad design ... We are a Series B startup that grew our revenue 5x in 2025 and are continuing to grow, fast. Backed ...
Our developer tool requires attention to speed, interactions, and details, demanding broad design ... We are a Series B startup that grew our revenue 5x in 2025 and are continuing to grow, fast. Backed ...
Startup Account Executive
San Francisco, CA · On-site +1
$170K - $209K/yr
About Vercel Vercel gives developers the tools and cloud infrastructure to build, scale, and secure ... web. Our mission is to enable the world to ship the best products. That starts with creating a ...
Startup Account Executive
San Francisco, CA · On-site +1
$170K - $209K/yr
About Vercel Vercel gives developers the tools and cloud infrastructure to build, scale, and secure ... web. Our mission is to enable the world to ship the best products. That starts with creating a ...
DevOps Engineer, Web Platform
$125K - $170K/yr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments $125,000 - $170,000 a year Our salary range is highly ...
DevOps Engineer, Web Platform
$125K - $170K/yr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments $125,000 - $170,000 a year Our salary range is highly ...
DevOps Engineer, Web Platform
$56.50 - $77.50/hr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments Our salary range is highly competitive with the ...
Quick apply
DevOps Engineer, Web Platform
$56.50 - $77.50/hr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments Our salary range is highly competitive with the ...
DevOps Engineer, Web Platform
Irvine, CA · On-site
$125K - $170K/yr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments $125,000 - $170,000 a year Our salary range is highly ...
DevOps Engineer, Web Platform
Irvine, CA · On-site
$125K - $170K/yr
Own and improve CI/CD pipelines for web services and applications (Node.js, React) * Design and ... Experience in fast-paced startup environments $125,000 - $170,000 a year Our salary range is highly ...
Software Engineer
San Francisco, CA · On-site +1
$160K - $190K/yr
Requirements * 2+ years of experience as a full stack or backend web developer. * Background in growth-stage startup environments. * Strong understanding of relational databases. * Proven ability to ...
Software Engineer
San Francisco, CA · On-site +1
$160K - $190K/yr
Requirements * 2+ years of experience as a full stack or backend web developer. * Background in growth-stage startup environments. * Strong understanding of relational databases. * Proven ability to ...
Software Developer
San Francisco, CA · On-site
Want to work at a startup downtown San Francisco? Want to build next generation software? AuditFile ... Familiar with Amazon Web Services (EC2, S3, etc) * Proficient in Linux / Unix * 2‑3 years ...
Software Developer
San Francisco, CA · On-site
Want to work at a startup downtown San Francisco? Want to build next generation software? AuditFile ... Familiar with Amazon Web Services (EC2, S3, etc) * Proficient in Linux / Unix * 2‑3 years ...
Founding Engineer at high-growth AI automation startup
San Jose, CA · On-site
$96K - $128K/yr
Design and implement AI agents capable of navigating complex, multi-step web workflows and dynamic ... Develop developer-facing SDKs and APIs that allow customers to integrate legacy systems into modern ...
Founding Engineer at high-growth AI automation startup
San Jose, CA · On-site
$96K - $128K/yr
Design and implement AI agents capable of navigating complex, multi-step web workflows and dynamic ... Develop developer-facing SDKs and APIs that allow customers to integrate legacy systems into modern ...
Senior Software Engineer - Developer Experience
San Francisco, CA · On-site +1
$64.25 - $84.75/hr
Ability to empathize with engineers from different backgrounds (Backend, Web, Mobile and so on ... Developed external APIs at the startup * CS/CE or STEM or relevant experience
Senior Software Engineer - Developer Experience
San Francisco, CA · On-site +1
$64.25 - $84.75/hr
Ability to empathize with engineers from different backgrounds (Backend, Web, Mobile and so on ... Developed external APIs at the startup * CS/CE or STEM or relevant experience
Web Developer Startup information
See California salary details
$16.61 - $21.57
3% of jobs
$21.57 - $26.53
3% of jobs
$26.53 - $31.49
12% of jobs
$33.88 is the 25th percentile. Wages below this are outliers.
$31.49 - $36.45
15% of jobs
$36.45 - $41.41
16% of jobs
The median wage is $41.98 / hr.
$41.41 - $46.37
14% of jobs
$46.37 - $51.33
11% of jobs
$52.45 is the 75th percentile. Wages above this are outliers.
$51.33 - $56.29
11% of jobs
$56.29 - $61.25
8% of jobs
$61.25 - $66.21
5% of jobs
$66.21 - $71.17
3% of jobs
$16
$44
$71
How much do web developer startup jobs pay per hour?
As of Jun 18, 2026, the average hourly pay for web developer startup in California is $44.53, according to ZipRecruiter salary data. Most workers in this role earn between $34.18 and $53.85 per hour, depending on experience, location, and employer.
What are the typical responsibilities of a Web Developer in a startup environment?
Web Developers in startups typically handle end-to-end development, including designing, coding, testing, and deploying web applications or websites. You may collaborate closely with designers, product managers, and other team members, contributing ideas and adapting quickly to changing project requirements. The role often involves balancing rapid prototyping with writing stable, maintainable code, and may require learning new technologies on the fly. This dynamic environment provides opportunities to take on more responsibility, grow your skill set, and have a direct impact on the product’s success from an early stage.
What is a Web Developer Startup job?
A Web Developer Startup job involves designing, coding, and maintaining websites or web applications for a newly founded company. Developers in startups often work in fast-paced environments, handling both front-end and back-end development, troubleshooting issues, and optimizing performance. They may also collaborate closely with designers, product managers, and founders to shape the company's online presence. Unlike larger companies, startup developers often wear multiple hats and must quickly adapt to evolving priorities.
What are the key skills and qualifications needed to thrive in the Web Developer Startup position, and why are they important?
To thrive as a Web Developer Startup, you need strong proficiency in web technologies such as HTML, CSS, JavaScript, and back-end frameworks, often supported by a degree in computer science or relevant experience. Familiarity with tools like Git, cloud platforms, and frameworks like React or Node.js, along with knowledge of version control and agile development practices, is commonly expected. Strong problem-solving abilities, adaptability, effective communication, and a proactive, entrepreneurial mindset are highly valued. These skills are crucial due to the fast-paced, multifaceted nature of startup environments, where team members often wear multiple hats and drive innovation.
What are the most commonly searched types of Web Developer Startup jobs in California? The most popular types of Web Developer Startup jobs in California are:
What are popular job titles related to Web Developer Startup jobs in California? For Web Developer Startup jobs in California, the most frequently searched job titles are:
- Senior Python Developer
- Mid Level Full Stack Developer
- Remote Full Stack Python Developer
- Day Shift Freelance Python Django Developer
- Internship Full Stack Developer
- Junior Swift Developer
- Backend Developer No Experience
- Mobile Full Stack Developer
- Remote Blockchain Developer
- Entry Level Full Stack Developer
What job categories do people searching Web Developer Startup jobs in California look for? The top searched job categories for Web Developer Startup jobs in California are:
What cities in California are hiring for Web Developer Startup jobs? Cities in California with the most Web Developer Startup job openings:
Full-time
Posted 25 days ago
Job description
Job Summary:
xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. They are seeking exceptional Fullstack / Web Engineers to architect and optimize user-facing features that power real-time conversations for millions worldwide.
Responsibilities:
• Own and drive features from inception and design to implementation and launch, being the web expert on your team.
• Build and maintain high-quality, performant products and features, leveraging the most modern and cutting edge web standards, technologies, frameworks, and AI tooling.
• Responsible for fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics
• Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems.
• Uphold engineering excellence via testing, monitoring, deployment, and secure data handling.
• Drive technical/product decisions with teams and deploy global features to maximize user value.
Qualifications:
Required:
• 2+ years of web development experience.
• Expert in TypeScript, Node.js, and modern web frameworks (e.g., React).
• Expert in modern CSS/SASS
• Experience in high-quality UI and UX design
• Proven track record of optimizing applications for performance, security, and offline functionality.
Preferred:
• 5+ years of experience in a web frontend role, working on a large scale consumer app.
• Experience with backend development, proficiency in one or more of the following: Rust, Go, Java, Python, Scala.
Company:
XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities. It is a sub-organization of SpaceX. Founded in 2023, the company is headquartered in Palo Alto, USA, with a team of 1001-5000 employees. The company is currently Late Stage.
xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. They are seeking exceptional Fullstack / Web Engineers to architect and optimize user-facing features that power real-time conversations for millions worldwide.
Responsibilities:
• Own and drive features from inception and design to implementation and launch, being the web expert on your team.
• Build and maintain high-quality, performant products and features, leveraging the most modern and cutting edge web standards, technologies, frameworks, and AI tooling.
• Responsible for fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics
• Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems.
• Uphold engineering excellence via testing, monitoring, deployment, and secure data handling.
• Drive technical/product decisions with teams and deploy global features to maximize user value.
Qualifications:
Required:
• 2+ years of web development experience.
• Expert in TypeScript, Node.js, and modern web frameworks (e.g., React).
• Expert in modern CSS/SASS
• Experience in high-quality UI and UX design
• Proven track record of optimizing applications for performance, security, and offline functionality.
Preferred:
• 5+ years of experience in a web frontend role, working on a large scale consumer app.
• Experience with backend development, proficiency in one or more of the following: Rust, Go, Java, Python, Scala.
Company:
XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities. It is a sub-organization of SpaceX. Founded in 2023, the company is headquartered in Palo Alto, USA, with a team of 1001-5000 employees. The company is currently Late Stage.