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Become a
blockchain expert

Acquire new skills fast with in-depth, fully mentored blockchain certified courses for unbeatable value

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Ethereum developer course

This unbiased course covers everything you need to understand the technology, write smart contracts in Solidity and build applications. It is the most comprehensive course on the market.

Full course catalogue

We cover all the major protocols with one-to-one mentoring, full time access to our team of instructors and certification on the ethereum blockchain.

Corda expert track

Become a corda expert in three months or less! We provide code review expert guidance throughout your Corda journey.


Hands-on teaching

You have full-time access to our team of instructors. When you hit a snag or have a question, you can just message them. You also join a wide community of students, who exchange experiences and learn from each other.

Live Mentoring

Code review

Guidance throughout courses


Learn by doing

Our courses feature coding projects. Our mentors will go through your projects and provide feedback and code review.

Sample projects

Ad-hoc challenges

Final graded project

In-depth, fully mentored blockchain certification courses

B9lab is the world’s leading provider of blockchain education. Founded in 2014, we aim to demystify the field by helping decision-makers prepare for technological disruption and certifying developers to drive that change.

B9lab was one of the first to come out with a quality online training course for aspiring Ethereum developers back in 2016. Today, our global learning community has grown to more than 16,000 students in 160 countries and our blockchain certification programme is among the most reputable in the blockchain space.

What our Alumni say

Don't take our word for it. Our Alumni are our biggest supporters.

Meet Your Instructors

What sets B9lab blockchain courses apart from your typical online MOOC or YouTube channel is that you get one-on-one support and mentoring from expert instructors, who will actually review your code and help you refine it. These are veterans of the decentralized tech community, and some pretty cool people who want to help you become a blockchain professional!


Rob Hitchens

Rob has worn many hats in his extensive IT career including experience designing, constructing, implementing and operating innovative software solutions, developing training programs and supporting online education platforms. Rob has been dabbling in blockchain technology since the early days. Since 2016, Rob has been supporting developers on their quest to master this technology.


Rhian Lewis

Rhian Lewis is a freelance software engineer specialising in test automation who has worked on projects for some of the world's best-known brands since 2009. She has been deeply involved in the cryptocurrency and blockchain community since 2013, as the co-developer of altcoin portfolio tracker CountMyCrypto and the co-host of London Women in Bitcoin.


Xavier Lepretre

Xavier is a software and infrastructure engineer. In the past 17 years, he has coded, deployed, customised, troubleshot, and supported various software systems. He has also guided, educated, taught, and coached customers across Asia. He has been a keen member of the blockchain community since early 2013.


Murat Anil Oner

Anil is a self-taught, lifelong developer with a MSc in Biophysics. He has worked with many programming languages (and built his own). He has experience with embedded systems, cryptography and has even written code for a particle accelerator. He is one of the foremost experts in Hyperledger, and has been mentoring students in blockchain since 2014.


Elias Haase

Elias has spent the past 12 years planning, building and running digital products. His background is in Artificial Intelligence. Since the early days of bitcoin he has been following the progress of blockchain tech and gathered experience with smart contracts / trustless computation.


Ibo Sy

Ibo is a software engineer and entrepreneur with extensive experience in native desktop, web and mobile application development. He has worked on 3D Virtual and Augmented Reality projects and has a knack for embedded systems. He has been delivering software projects since 2006, and has been instrumental in building and maintaining all of our courses.


Citlali Mora Catlett

Citlali is a political scientist with a focus on international relations, international organizations, security policy and economy. Citlali has worked at international scholar conferences providing educational experiences, as well as substantial preparation materials and general conference services, and assisted in university undergrad courses.


Adel Rustom

Adel comes from a background in Artificial Intelligence and has been taking software development related roles since 2006. In early 2018 he joined the blockchain movement as a B9lab student and got certified in all of the available courses; his high marks and constant support of his fellow students proved him to be a valuable member in the B9lab community.

Ready to become a certified blockchain professional?

Subscribe to our specialised offerings for developers and decision makers, and begin your journey towards becoming a certified blockchain professional now!

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