Crypto Development with Node.js Course
Build a working blockchain from scratch with Node.js. Learn crypto fundamentals, keys and wallets, transactions, consensus, security, and scalable API design so you can prototype, debug, and ship real-world crypto applications with confidence.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
Master practical blockchain fundamentals in this concise Crypto Development with Node.js Course. You will implement blocks, transactions, and Merkle trees, build a minimal chain with PoW, and design secure wallets using ECDSA and EdDSA. Learn to expose RESTful APIs, validate inputs, manage mempools, profile performance, harden security, and document your project so it is ready for real-world experimentation and rapid iteration.
Elevify advantages
Develop skills
- Build a minimal blockchain in Node.js: clean, testable, production-style code.
- Implement secure wallets and keys: ECDSA, HD wallets, and safe key storage.
- Design and harden crypto APIs: REST endpoints, auth, validation, and rate limits.
- Engineer robust consensus: low-difficulty PoW, fork handling, and block validation.
- Optimize crypto nodes: profiling, mempool tuning, and secure performance fixes.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I purchased the one-year package and finally have the chance to follow several topics I'm interested in without needing to switch platforms... I appreciate everything you do, I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the supplementary videos really help with learning.

Giulio CarloPrompt Engineering Student
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