Certified Node.js Backend Developer (CNBD)
Programming · Server-side JavaScript: the event loop, modules and packages, async patterns, streams, HTTP services, databases, security and production.
Certified Node.js Backend Developer is an online skill certification you earn by passing a 20-question, 30-minute proctored exam with 70% or more. The study material and the exam are free; the verifiable certificate costs ₹999 and you pay only if you pass.
What the exam covers
- The runtime, event loop and blocking
- Modules, packages and versioning
- Callbacks, promises and events
- Streams, buffers and backpressure
- HTTP services, REST and middleware
- Data, security, testing and production
How to get certified
- Read the free study notes and revise with the slide deck.
- Sit the 30-minute exam online with your camera and microphone on. Each attempt is a fresh paper.
- Pass at 70% and claim the certificate. It carries a QR code and a number anyone can check.
Questions people ask
What is the Certified Node.js Backend Developer (CNBD) certification?
Certified Node.js Backend Developer is an online skill certification from CareerCraft Labs. Server-side JavaScript: the event loop, modules and packages, async patterns, streams, HTTP services, databases, security and production. You earn it by passing a 20-question proctored exam with 70% or more.
What does the CNBD exam cover?
The CNBD exam covers: The runtime, event loop and blocking; Modules, packages and versioning; Callbacks, promises and events; Streams, buffers and backpressure; HTTP services, REST and middleware; Data, security, testing and production.
How much does the Node.js Backend Developer certification cost?
The study material and the exam are free. You pay ₹999 (GST included) only if you pass and want the certificate issued.
How long is the CNBD exam, and how many attempts do I get?
30 minutes for 20 multiple-choice questions drawn at random, with your camera and microphone on. You can sit it up to 3 times in any 24 hours, and every attempt is a different paper.
How does an employer verify the certificate?
Scan the QR code on the certificate, or enter its certificate number at careercraftlabs.org/verify. Both open the issued record with the holder's name, score and date.
Is this a government or university qualification?
No. It is an independent skills certificate issued by CareerCraft Labs (AI Wizard Private Limited). Its value is that it is earned in a proctored exam and anyone can check it in seconds.