Next.js API Routes: The First Step | CodeSignal Learn
Back-end Engineering
Next.js API Routes: The First Step
Get started with backend development in Next.js! You'll learn to create your first API endpoints, handle web requests, and serve JSON data, testing your work with the powerful curl command-line tool.
Nextjs
TypeScript
See path
3 lessons
12 practices
1 hour
Badge for API Integration, Design, & Development,
API Integration, Design, & Development
Course details
Your First API Endpoint
Preview
Explore the API Route in Action
Your First API Endpoint Example
Fix the Incorrect Method in the Response
Build the API Response from Scratch
Next Course: Handling Data with POST, PUT, PATCH and DELETE
Next
Turn screen time into skills time
Practice anytime, anywhere with our mobile app.
Download on the App StoreGet it on Google Play
Scan to download
Sign up
Join the 1M+ learners on CodeSignal
Be a part of our community of 1M+ users who develop and demonstrate their skills on CodeSignal
From our community
Hear what our customers have to say about CodeSignal Learn
I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!
name
Francisco Aguilar Meléndez
Data Scientist
Badge for Coding and Data Algorithms, AdvancedBadge for Deep Learning and Neural Networks, Expert
+11
I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.
name
Faith Yim
Software Engineer
Badge for HTML, CSS and Web Browser Fundamentals, ExpertBadge for Software Design and Architecture, IntermediateBadge for Debugging and Troubleshooting, Advanced
+14
It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.
name
Alex Bush
Full Stack Engineer
Badge for JavaScript Programming and DOM API, ExpertBadge for Front-End Development, IntermediateBadge for Server-Side Programming, Advanced
+9
I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.
name
Abbey Helterbran
Tech consultant
Badge for Computer Science Fundamentals, AdvancedBadge for Prompt Design and Development, DevelopingBadge for Storytelling, Expert
+8
I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.
name
Jonathan Miller
Senior Machine Learning Engineer
Badge for Machine Learning and Predictive Modeling, ExpertBadge for Big Data Processing, AdvancedBadge for Advanced Prompting Techniques, Intermediate
+12
I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!
name
Francisco Aguilar Meléndez
Data Scientist
Badge for Coding and Data Algorithms, AdvancedBadge for Deep Learning and Neural Networks, Expert
+11
Scan to download
Home
Paths
Home
Company
AboutCareersLeadershipTalent ScienceNewsroom
Collections
Generative AIBusiness & LeadershipInterview PrepAI & Machine LearningLearn to CodeData Science & Engineering
Platform
Platform OverviewSkills AssessmentsLive Tech InterviewsAI InterviewerAI Role-PlayAI Tutoring with CosmoCertified Assessments
Roles
Talent AcquisitionEngineering LeadersSales LeadersCS & Support LeadersIO PsychologistsIndividuals
Resources
Resource LibraryBlogCustomer StoriesInterview PrepAPI Docs
Support
Knowledge Base
Home
Copyright © 2025 CodeSignal
PrivacyTermsSecurity & Compliance