Discussions

@ouyKkIN • 1w

How to start career in blockchain forensics and scams?

Hi everyone,I have a background in cybersecurity, with a primary focus on penetration testing, and I’m currently pursuing a master’s degree with a concentration in blockchain security. I am also...

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AshishS

@Web3SecurityPro • 4mos

What skills matter most for UI/UX jobs in NFT platforms and decentralized ID?

Looking to get into UI/UX design for blockchain and metaverse projects—what’s the real deal with hiring right now?For those already working on NFT platforms, virtual asset tools, or decentralized ID...

10

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Merrythetechie

@Merrythetechie • 4mos

How to Switch from Smart Contract Development to zkRollup Research

How do I move from smart contract development into zkRollup research? I understand smart contracts and the basics of blockchain. Still, I want to go deeper into zero-knowledge proofs and...

6

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Damon Whitney

@CareerSensei • 2mos

What junior blockchain developer portfolio projects actually impress hiring managers?

Got a comp sci background and did some web dev work with JavaScript, React, and Node.js. Recently been hyper-focused on blockchain development—messing around with Ethereum, smart contract development, and Solidity...

6

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Abdil Hamid

@ForensicBlockSmith • 3w

From Finance Fraud Investigations to Blockchain Forensics Careers: Can Banking Experience Transfer to Crypto?

I’ve been working in investment banking for over a decade, mostly investigating fraud and suspicious transactions. Now I want to focus on blockchain forensics — tracing wallets, uncovering scams, and...

4

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John Mathew

@BABXSUw • 4mos

Best Certifications and Degrees for a Global Blockchain Compliance Career

What are the best certifications and degrees for a career in blockchain compliance, especially if I want credentials recognized worldwide? I have five years in international law and compliance and...

2

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MakerInProgress

@MakerInProgress • 2mos

Interview question EVM · Solidity timestamp manipulation · Need Practical mitigation tips

How can I really prevent timestamp manipulation in a Solidity auction during an Interview question EVM scenario?I froze in a technical round when the interviewer drilled into how miners might...

5

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Merrythetechie

@Merrythetechie • 2mos

Solidity Interview – Overflow/Underflow Handling?

I’m preparing for a Solidity interview and need help understanding how to best handle overflow/underflow issues. Should I rely solely on Solidity's built-in checks, or is using SafeMath (like from...

6

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Andria Shines

@ChainSage • 2mos

DeFi Interview Preparation: Securing Price Feeds and Preventing Manipulation

How do top DeFi lending protocols secure price feeds against manipulation and market crashes? I’m preparing for a DeFi developer interview and want to go beyond the basics. I know...

3

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Abdil Hamid

@ForensicBlockSmith • 4mos

Interview Question Help: How to Lower NFT Minting Costs on Ethereum

How can I lower NFT minting costs on Ethereum for an interview question? I’m preparing for a blockchain job interview and want advice on reducing gas fees for NFT minting,...

2

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amanda smith

@DecentralizedDev • 1mo

NFT Smart Contract Interview Question: ERC-721 & ERC-1155 Compatibility

How do you design a single NFT contract that handles both ERC-721 and ERC-1155 standards without gas fees going nuts?I bombed this interview question for a blockchain dev role and...

3

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BlockchainMentorYagiz

@BlockchainMentor • 3mos

Smart Contract Developer Interview: How to Handle Logging and Gas Fees on Layer 2

How do I handle smart contract logging questions in developer interviews, especially for Layer 2 chains? I got stuck when asked how to improve logging in Solidity without raising gas...

3

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SmartContractGuru

@SmartContractGuru • 4mos

Interview Question: How Do You Ensure Data Integrity Before a TEE on Ethereum?

How do you ensure data integrity before information enters a Trusted Execution Environment on Ethereum? I got this question in a recent blockchain developer interview and it threw me off....

5

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BennyBlocks

@BennyBlocks • 2mos

Looking to Level Up: Where Should a Smart Contract Dev Start with MEV?

Hey all,I’m a smart contract developer and I want to upskill myself around MEV (miner/maximal extractable value). In developer groups there is so much talk about frontrunning, sandwich attacks, and...

3

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Sheza Henry

@ChainVisionary • 4mos

How Do I Start Freelancing as a Blockchain Developer With Solidity Experience?

How do I actually get started freelancing as a blockchain developer? I’ve spent the last three years working with Solidity, but always in full-time jobs with set hours and structure....

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