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Certified Blockchain Professional (Developer)

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Certified Blockchain Professional (Developer) (exam code 312-81) is the EC-Council credential for building and deploying blockchain applications and smart contracts. As a senior credential that tests judgement and production experience, it fits candidates who handle smart contract development, blockchain architecture and dApp integration and want that recognised formally.

Exam Code:Developer
Level:Professional
Validity:3 Years (ECE, 120 credits)
Delivery:ECC Exam Portal, Pearson VUE or Remote Proctoring

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ReviewsOverall rating: 4.9 based on 3,795 reviews
Certified Blockchain Professional (Developer)

Certified Blockchain Professional (Developer) training and certification exam preparation centre

If your work involves building and deploying blockchain applications and smart contracts, Certified Blockchain Professional (Developer) (exam code 312-81) is the EC-Council exam that puts a credential against it. EC-Council is best known for security certifications, and this exam tests practical blockchain development.

This is a senior credential. It assumes real production experience and tests judgement as well as recall. People usually sit it to formalise the blockchain development they already do informally.

Training combines live teaching with coding and integration exercises built from the EC-Council objective list, so the exam covers ground you have already worked through. Preparation leans on scenario work, because at this level the exam rewards judgement over memorisation.

EC-Council does not publish a single global fee for this exam. Our advisors quote the current price for your region when they issue the voucher.

Exam length, question count, passing score and validity are set by EC-Council and change between revisions, so confirm the current details on the official exam page before booking. Our advisors verify them with you when the voucher is issued.

Real exam format and information

CertificationCertified Blockchain Professional (Developer)
VendorEC-Council
Exam Code312-81
Format, duration and passing scoreSet by EC-Council; confirm on the official exam page before booking
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Developer exam bootcamp

CertificationCertified Blockchain Professional (Developer)
Exam VendorEC-Council
Exam Code312-81
Mock Test5
VoucherOfficial, supplied by WebAsha Technologies
PreparationInstructor-led training, labs and practice questions
SupportMentoring and booking assistance
Last Updated: Oct 30, 2026

312-81 Mock Exams and Score Breakdown

Built for 312-81 and the job

You sit full practice attempts for Certified Blockchain Professional (Developer) and get a per-objective score, which tells you when you are ready to book.

The Right Depth for 312-81

Blockchain development practice you keep

Certified Blockchain Professional (Developer) is a senior credential that tests judgement and production experience. Sessions are scenario-led, since recall alone does not carry this exam. If a lower-level certification is the better starting point, our advisors say so before you spend anything.

312-81 and Your Next Role

For senior-level candidates

Certified Blockchain Professional (Developer) appears on adverts for Blockchain Developer, Smart Contract Developer, Software Developer. The credential is shorthand for being trusted with smart contract development, blockchain architecture and dApp integration.

Hands-On Blockchain Development Labs for 312-81

Practical blockchain development, not theory

Certified Blockchain Professional (Developer) is prepared for through coding and integration exercises. The lab stays open outside class, because a flaw in a deployed smart contract is hard to undo and repetition is what fixes that.

Every EC-Council Objective Covered for 312-81

Built for 312-81 and the job

Our Certified Blockchain Professional (Developer) syllabus tracks the objective list EC-Council publishes, in order. Nothing official is left for exam day and nothing is padded with material the exam never touches.

FAQs

Certified Blockchain Professional (Developer) FAQs

EC-Council issues Certified Blockchain Professional (Developer) (exam code 312-81) to certify skills in building and deploying blockchain applications and smart contracts. In practice it is a senior credential that tests judgement and production experience rather than recall.

If building and deploying blockchain applications and smart contracts is already part of your week, this is the matching credential. Common job titles are Blockchain Developer, Smart Contract Developer, Software Developer and Backend Engineer. We lean on scenario work, because this level rewards judgement over memorisation.

It tests building and deploying blockchain applications and smart contracts: smart contract development, blockchain architecture and dApp integration. The objective list EC-Council publishes is followed in order, not paraphrased.

EC-Council does not publish one global price for this exam. Our advisors confirm the amount for your region before anything is paid.

Book it under code 312-81. Quote it when booking, because EC-Council runs several exams with similar names and the code is what guarantees you sit the right one.

EC-Council owns the format, length and pass mark, and changes them between revisions. We read the current figures off the official page with you before you book.

EC-Council states any formal requirement on the official exam page, and it changes between revisions. More usefully: can you do smart contract development, blockchain architecture and dApp integration without help? If not, we will suggest a lower rung first.

Preparation time tracks your existing experience of building and deploying blockchain applications and smart contracts. Rather than quoting a number that would not apply to you, we measure your practice results and advise when you are genuinely ready.

Teaching is live, and your lab stays available between sessions. Watching someone else run coding and integration exercises does not transfer the skill.

Yes. Exam-style questions plus coding and integration exercises, drawn from the published objectives. Results come back per objective, which keeps revision honest.

Whether a free retake applies is EC-Council's policy, and it varies by certification. Check the official policy before booking. On our side you keep lab access and get a revision plan built from the score breakdown.

EC-Council decides how long the credential stays current, and revises that policy periodically. Confirm the current terms on the official certification page. We flag the renewal path at booking so it does not surprise you years later.

EC-Council controls which delivery modes are available for this exam. We confirm which options are open to you in your country when the voucher is issued.

Yes, official EC-Council vouchers, and we help you redeem and schedule them. We do not sell leaked or real exam questions. That breaches EC-Council's certification policy and puts your credential at risk.

Employers list it against Blockchain Developer, Smart Contract Developer, Software Developer and Backend Engineer. Hiring managers read it as evidence you can be left with smart contract development, blockchain architecture and dApp integration.

Because in blockchain development, a flaw in a deployed smart contract is hard to undo. Preparation for Certified Blockchain Professional (Developer) is built around building and deploying blockchain applications and smart contracts, so the practice stays useful after the certificate arrives.

Yes. Group sessions for Certified Blockchain Professional (Developer) are scheduled around your release calendar, with per-person blockchain development labs and bulk EC-Council vouchers. Talk to our advisors about batch sizes and timelines.

Get in touch and we verify today's EC-Council fee and format, issue your voucher and book the slot. We book once your practice results say you are ready, not before.

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