Rumaysa Ahmed is a children's author and illustrator. Rachel Inside Out is her debut novel.

Her first book is Complete Web Applications using PHP and MySQL, which was published in December 2019, and her second is Build an E-commerce Website, which was published in April 2020. Rumaysa's third book was Coding for Kids, published December 2020. Her first illustrated work was Muhammad and Michael's Mischievous Mind.

Rumaysa is the founder of JUSTCodaborate, a not-for-profit organization aiming to provide education for children and teenagers in ICT, computer programming, science, and engineering.