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Junior Full Stack Software Developer Jobs in Foster City, CA

Scout AI

Full Stack Software Engineer

Sunnyvale, CA · On-site

They are seeking a Full-Stack Software Generalist to work across the entire product surface ... reliability, and developer experience • Work directly with users and stakeholders to refine ...

Mintex Technology

Full Stack Engineer

San Francisco, CA · On-site

$180K - $210K/yr

San Francisco Bay Area, CA (Hybrid - 4 Days Onsite) Job Type: Full-Time | Direct Hire | Permanent Position Overview: ***** is seeking a Full Stack Software Engineer to build and enhance its B2B SaaS ...

Medium

Senior Full Stack Software Engineer

San Francisco, CA · On-site

$172.20 - $206.64/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Solid understanding of DevOps practices and tools (CI/CD pipelines, Infrastructure as Code ... As a Senior Full Stack Software Engineer , you'll play a key role in building secure, scalable ...

Fiserv, Inc.

Sr. Full Stack Software Engineer

Sunnyvale, CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

As a Senior Full Stack Software Engineer (Payments), you will join a high-performing product ... * DevOps Maturity: Strong proficiency with Git, automated testing frameworks, and managing ...

Monitise

Sr. Full Stack Software Engineer

Sunnyvale, CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

As a Senior Full Stack Software Engineer (Payments), you will join a high-performing product ... * DevOps Maturity: Strong proficiency with Git, automated testing frameworks, and managing ...

Scout AI

Full Stack Software Engineer

Sunnyvale, CA · On-site

They are seeking a Full-Stack Software Generalist to work on backend systems, frontend experiences ... reliability, and developer experience • Work directly with users and stakeholders to refine ...

Labric

Full Stack Software Engineer

San Mateo, CA · On-site

They are seeking a Full Stack Software Engineer to build core data infrastructure and develop software that assists scientists in analyzing their experiments and collaborating more effectively.

Strella

Full Stack Software Engineer

San Francisco, CA · On-site

  • Medical

  • Dental

  • Vision

  • PTO

We are seeking a Full Stack Software Engineer who embodies both technical excellence and a relentless drive to elevate our products. As one of our early engineers, you will play a large role in ...

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All JobsFull Stack Software Developer JobsJunior Full Stack Software Developer JobsJunior Full Stack Software Developer Jobs in Foster City, CA

Junior Full Stack Software Developer information

See Foster City, CA salary details

$28K

$103.7K

$160.3K

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

As of Aug 19, 2026, the average yearly pay for junior full stack software developer in Foster City, CA is $103,702.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,100.00 and $101,400.00 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 popular job titles related to Junior Full Stack Software Developer jobs in Foster City, CA?

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

What cities near Foster City, CA are hiring for Junior Full Stack Software Developer jobs?

Cities near Foster City, CA 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 Foster City, CA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $103,702 per year, or $49.9 per hour.

Full-Stack Software Engineer

Integrated Biosciences, Inc.

Redwood City, CA • On-site

Full-time

Re-posted 24 days ago

Job description

Job Summary:
Integrated Biosciences, Inc. is focused on advancing small molecule therapeutics for age-related diseases, utilizing a unique discovery platform that combines phenotypic models of aging, chemistry, and AI. They are seeking a full-stack software engineer to collaborate with engineers and scientists to develop software solutions that enhance their drug discovery pipeline.
Responsibilities:
• Partner closely with scientists to understand novel problems in drug discovery and develop software solutions to solve these problems at scale
• Improve and optimize existing software to support our rapidly growing team
• Build bespoke tools for complex problems in wet-lab experimental design and automation, computational drug discovery, and data science
• Integrate these tools into our broader AI agent harness to directly accelerate drug development for age-related diseases
Qualifications:
Required:
• Bachelor’s or master’s degree in computer science or a related field
• Experience architecting and building full stack systems, from database and backend infrastructure to frontend applications
• Ability to provision, deploy, and manage cloud resources and infrastructure such as Docker, Vercel, AWS, and bare metal
• Fluency in leveraging AI tools such as Claude Code, Codex, Opencode, and Grok to build software quickly
• Eagerness to learn more about drug discovery and how software and AI can improve the process
Preferred:
• Experience building infrastructure and tooling around AI processes and agents (post-training, MCP servers, skills, automations, harnesses, etc.)
• Familiarity with robotics/hardware automation (ROS2, path planning, hardware orchestration)
• Familiarity with our software stack (Postgres, Typescript, React, modern backend and frontend frameworks)
• Experience with computational chemistry and/or biology
• Great design sense to build tools with great UX for our researchers
Company:
We are advancing small molecule therapeutics for age-related diseases. Founded in 2022, the company is headquartered in Redwood City, USA, with a team of 11-50 employees. The company is currently Early Stage.

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