Software Engineer, Summer Undergraduate Intern

About this role

Fastly helps people stay better connected with the things they love. Fastly’s edge cloud platform enables customers to create great digital experiences quickly, securely, and reliably by processing, serving, and securing our customers’ applications as close to their end-users as possible — at the edge of the Internet. The platform is designed to take advantage of the modern internet, to be programmable, and to support agile software development. Fastly’s customers include many of the world’s most prominent companies, including GitHub, Yelp, Paramount, and JetBlue.


We're building a more trustworthy Internet. Come join us.


Software Engineer, Summer Undergraduate Intern
Fastly Engineering designs, builds, & maintains the systems that make the internet a better place where all experiences are fast, safe, and engaging. From bare metal in our data centers all the way up through the interfaces that our customers use every day. With over 1.8 trillion requests per day and 497 Tbps of global connected capacity, working in Fastly Engineering means making an impact around the world.


We are looking for industrious, creative, aspiring software engineers with experience and/or interest in making the web better. Fastly’s summer internship program will run for 12 weeks (between May-August). During this time, you will be embedded within an engineering team to contribute and collaborate on specific projects. You will also be paired up with a mentor to guide you throughout the program and help with your career goals. At the end of the program, there will be a performance-based selection process where interns will have an opportunity to be considered to join Fastly full-time after graduation.


Application Timeline
Accepting Applications: 1/5/2026 to 2/20/2026


Application Review thru: 2/27/2026


Interviews begin by 3/1/2026


Interviews end by 3/27/2026


Offers extended by 4/1/2026


What You’ll Do

• Work both independently and ...