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Sr Full Stack Web Developer Jobs in California (NOW HIRING)

Job Summary : iSpace, Inc. is a company seeking a Full Stack Developer for a 12-month contract ... The role involves developing and maintaining web applications, collaborating with teams to design ...

Experience with TypeScript, Webpack, Babel, ESLint, and Jest in modern web development workflows ... Familiarity with version control systems (Git), Agile methodologies, and DevOps practices.

ABOUT THE ROLE We are looking for a highly skilled and experienced Senior Full Stack Developer to ... Design and develop scalable APIs and web services using modern frameworks and programming languages ...

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 ...

As a Senior Full-Stack Engineer , you'll be a core contributor on a small, fully remote US-based ... Architect scalable web platform components capable of supporting rapid, sustained growth

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Sr Full Stack Web Developer information

What does a Sr Full Stack Web Developer do?

A Sr Full Stack Web Developer is responsible for designing, building, and maintaining both the front-end (client-side) and back-end (server-side) components of web applications. They work with various programming languages, frameworks, and databases to create seamless and efficient user experiences. In addition to coding, they often lead technical projects, mentor junior developers, and help shape the overall architecture of web solutions. Their role requires a deep understanding of both user interface design and server-side logic, ensuring that all parts of a web application function together smoothly.

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

To thrive as a Sr Full Stack Web Developer, you need advanced proficiency in both front-end (e.g., HTML, CSS, JavaScript frameworks) and back-end (e.g., Node.js, Python, databases) development, typically supported by a degree in computer science or related experience. Familiarity with tools such as Git, cloud platforms (AWS, Azure), RESTful APIs, and relevant certifications like AWS Certified Developer are commonly required. Strong problem-solving skills, effective communication, and the ability to mentor junior developers are essential soft skills for this role. These competencies ensure you can deliver robust, scalable solutions while collaborating efficiently within multidisciplinary teams.

How does a Sr Full Stack Web Developer typically collaborate with cross-functional teams during a project lifecycle?

As a Sr Full Stack Web Developer, you will frequently collaborate with UX/UI designers, product managers, QA engineers, and sometimes DevOps specialists throughout a project's lifecycle. You may participate in sprint planning, code reviews, and daily stand-ups, ensuring alignment on project goals and technical requirements. Effective communication is key, as you'll often translate business needs into technical solutions and provide guidance to junior developers. This collaborative environment supports the delivery of robust, user-friendly web applications and fosters professional growth through shared knowledge.

What is the difference between Sr Full Stack Web Developer vs Full Stack Web Developer?

AspectSr Full Stack Web DeveloperFull Stack Web Developer
Required Experience5+ years, leadership skills often expected1-3 years, focus on development skills
ResponsibilitiesDesigning complex systems, mentoring, project leadershipBuilding features, coding, debugging
CertificationsOptional, but advanced certifications valuedEntry to mid-level certifications
Work EnvironmentFast-paced, collaborative teams, often in tech companies

The main difference between a Sr Full Stack Web Developer and a Full Stack Web Developer lies in experience, responsibilities, and leadership. Senior developers typically have more experience, handle complex projects, and mentor others, while full stack developers focus on coding and feature development. Both roles are essential in tech industries, but senior roles require a broader skill set and leadership capabilities.

What job categories do people searching Sr Full Stack Web Developer jobs in California look for? The top searched job categories for Sr Full Stack Web Developer jobs in California are:
What cities in California are hiring for Sr Full Stack Web Developer jobs? Cities in California with the most Sr Full Stack Web Developer job openings:
Infographic showing various Sr Full Stack Web Developer job openings in California as of June 2026, with employment types broken down into 98% Full Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.
Full Stack Developer

Full Stack Developer

iSpace, Inc.

Los Angeles, CA • On-site

Full-time

Posted 26 days ago


Job description

Job Summary:
iSpace, Inc. is a company seeking a Full Stack Developer for a 12-month contract. The role involves developing and maintaining web applications, collaborating with teams to design new features, and ensuring code quality and application performance.
Responsibilities:
• Develop and maintain web applications using modern web technologies.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Write clean, maintainable, and efficient code.
• Ensure the performance, quality, and responsiveness of applications.
• Identify and correct bottlenecks and fix bugs.
• Help maintain code quality, organization, and automation.
Qualifications:
Required:
• Minimum of four (4) years experience as a Full Stack Web Developer or similar role.
• Proficiency with front-end technologies such as HTML, CSS, JavaScript, Typescript, and frameworks like React, Angular, or Vue.js.
• Hands-on React State Management experience
• Strong knowledge of back-end technologies such as Node.js, Express, Django, Ruby on Rails, or similar.
• Experience with database systems like MongoDB, MySQL, PostgreSQL, or similar.
• Experience working on large single page web applications with complex state management.
• Familiarity with UI frameworks such as Bootstrap, Semantic-React-UI, Material, Tailwind, or similar.
• Experience writing unit and integration tests with tools such as Jest, Chai, Cypress, or similar.
• Experience performing code reviews to ensure security, code quality, maintainability, and knowledge sharing among team members.
• Familiarity with version control systems such as Git.
• Understanding of RESTful APIs and web services.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork skills.
Preferred:
• Experience with cloud services like AWS, Azure, or Google Cloud is a plus.
Company:
iSpace is a global services company focused on Information Technology Services, Business Process Services, Location Based Services and Healthcare Solutions. Founded in 2000, the company is headquartered in El Segundo, USA, with a team of 1001-5000 employees. The company is currently Late Stage.