Walrus
Full Stack Developer Intern
$77K–$113K
New York City (Hybrid) · Hybrid · Internship · Posted Oct 21, 2026
- Education
- Undergraduate degree in computer science, math, physics, or electrical engineering; graduation in December 2027, anytime 2028, or spring 2029.
- Visa sponsorship
- Applicants must be authorized to work for any employer in the U.S.; Walrus is unable to sponsor or take over sponsorship of an employment visa at this time.
About the job
Build and own new modules for Walrus’s DoubleCheck B2B payment-verification product, contributing to product design and software development practices.
What you'll do
- Design, build, and own product modules, such as payments, reputation, and authentication.
- Write and test code with attention to bug prevention, testability, and maintainability.
- Collaborate with the team on software development practices and a supportive workplace.
What they ask for
- Experience with testing tools.
- Strong written communication skills.
- Curiosity and interest in teaching and learning from colleagues.
- Graduating in December 2027, anytime in 2028, or spring 2029 with an undergraduate degree in computer science, math, physics, or electrical engineering.
Nice to have
- Internship or co-op experience building and deploying sophisticated web applications.
- Experience with modern UI frameworks, web standards, relational data models, cloud infrastructure, authentication flows or secure APIs, or data-analysis and debugging tools.
Pay
$77,000 - $113,000 USD base salary
AI focus
The product combines AI with authentication and payment verification; the posting does not specify AI development duties for this role.
Model-written summary · the original posting is authoritative