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Internship Full Stack Software Developer Jobs in Sunnyvale, 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 ...

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

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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Internship Full Stack Software Developer information

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How much do internship full stack software developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for internship full stack software developer in Sunnyvale, CA is $70.63, according to ZipRecruiter salary data. Most workers in this role earn between $58.75 and $81.35 per hour, depending on experience, location, and employer.

What is an internship full stack software developer?

An Internship Full Stack Software Developer job involves gaining hands-on experience in both front-end and back-end development. Interns collaborate with teams to design, develop, and test web applications using technologies like HTML, CSS, JavaScript, databases, and server-side languages. They learn industry best practices, version control (e.g., Git), and work on real-world projects. This role helps interns build their technical skills and understand the software development lifecycle while contributing to a company's development efforts.

What types of projects or tasks can I expect to work on as a full stack software developer intern?

As a Full Stack Software Developer intern, you can expect to work on a variety of tasks ranging from assisting with website interface updates to building and testing application features on both the front-end and back-end. Common responsibilities may include fixing bugs, writing and reviewing code, collaborating with senior developers, and participating in team meetings or code reviews. You'll likely use popular development tools and communicate regularly with both designers and software engineers to support ongoing projects. This hands-on experience will help you develop practical technical skills and expose you to the collaborative workflows common in modern software teams.

What are the key skills and qualifications needed to thrive as an internship full stack software developer?

To thrive as an Internship Full Stack Software Developer, you need a basic understanding of both front-end and back-end development, familiarity with core programming languages (such as JavaScript, Python, or Java), and enrollment in or completion of a related computer science program. Experience with frameworks like React or Node.js, version control systems like Git, and exposure to databases are typically beneficial. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate well with diverse teams. These capabilities are important because interns are expected to quickly adapt, contribute to multiple layers of a project, and clearly communicate progress or challenges in a fast-paced environment.

How to get an internship for full stack software developer?

To secure a full stack software developer internship, candidates should build a strong portfolio demonstrating skills in front-end and back-end technologies, such as JavaScript, HTML, CSS, and frameworks like React or Node.js. Gaining experience through personal projects, contributing to open-source, and obtaining relevant certifications can improve chances, along with applying through company career portals or internship programs and preparing for technical interviews. Having a solid understanding of version control systems like Git and good problem-solving skills are also beneficial.

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For Internship Full Stack Software Developer jobs in Sunnyvale, CA, the most frequently searched job titles are:

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Internship Full Stack Software Developer jobs near you
Infographic showing various Internship Full Stack Software Developer job openings in Sunnyvale, CA as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 9% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $146,913 per year, or $70.6 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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