Full Stack Engineer Intern
About The Position
As a Full Stack Engineering Intern at Phia, you will help build and ship product features that power our creator and brand ecosystem. You will work across the stack to develop user-facing experiences, support product data systems, and improve the internal tools that enable content publishing and performance insights. Partnering closely with engineers, product managers, and designers, you will contribute to real projects that directly impact our community. This internship offers hands-on experience building scalable systems in a fast-moving startup environment while learning engineering best practices from a high-performing team. About Phia Phia has raised $43M from Notable Capital, Khosla Ventures, and Kleiner Perkins to build the AI alignment layer for commerce. In under a year, Phia’s consumer shopping agent has surpassed one million users and partnered with 6,200+ retail brands, representing billions in annual gross merchandise volume. Each month, Phia drives millions of dollars in sales for brands and has achieved 11× revenue growth since launch. In an era where AI vertical agents are reshaping every industry, commerce is on the verge of a complete transformation. Phia is reinventing shopping from a fragmented, impersonal experience into one that feels intelligent, trusted, and built around each user’s intent. This foundation of trust is our wedge to become the end-to-end shopping destination for the next generation of buyers. Phia is a lean, high-ownership team building at startup speed. If you want to ship at high velocity and solve complex problems in consumer AI and commerce, this is the place to do it.
Requirements
- Currently pursuing a degree in Computer Science or a related technical field, or equivalent practical experience
- Experience through coursework, internships, or personal projects building web applications
- Proficiency in JavaScript and experience with at least one frontend and one backend framework
- Foundational understanding of APIs, databases, and web application architecture
- Familiarity with Git, testing practices, and modern development workflows
- Strong problem-solving skills, curiosity, and ability to learn quickly in a fast-paced startup environment
- Clear communicator who enjoys collaborating and taking ownership of their work
Responsibilities
- Contribute to frontend and backend features for user-facing products
- Support the development of APIs and data flows that power content publishing, product data, and analytics workflows
- Partner with designers, product managers, and engineers to ship end-to-end features
- Learn and apply best practices for building scalable and maintainable software in a production environment
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What This Job Offers
Career Level
Intern
