Sprint1 Junior Developer Interview

Thank you for your interest in Sprint1. We are a venture studio focused on early-stage SaaS/AI startups, working with first-time, non-technical founders to build companies from the ground up. You'll be part of this process, helping to create startups from scratch.

Before You Begin

• Use any programming language you’re comfortable with.
• We value speed over perfection. Focus on finding a solution quickly.
• Submit your answer before moving on to the next question.

Interview Process

1. Create a GitHub repository.
2. Read the questions and problems provided below.
3. Create an answers.txt file and start committing your answers.
4. Use your preferred IDE and programming language to solve each problem.
5. For each question, create a file containing the problem and your solution.
6. Commit your changes.
7. Move on to the next problem and repeat.
8. Share your GitHub repository with [email protected], or make it public and share the link via email.

Experience Rating

Rate your experience/expertise in the following areas on a scale of 0-10:

• Web application development
• Mobile application development
• Building AI applications
• AWS

(0: No experience, 3: Some experience, 7: Proficient, 10: Expert)

Problems

1. Print "Hello World" in reverse.
2. Write a function that takes an array of numbers and returns a new array sorted from smallest to largest.
3. Write a function that takes an array of numbers and sorts it in place, from smallest to largest.
4. Write a function that reverses an array in place.
5. Write a function that checks if a string is a valid email. Bonus: Write tests for this function.