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@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...

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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...

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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,...

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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...

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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...

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Sebastian Luna

@XrjRjAi • 3mos

How to Join Finance Team in blockchain Industry?

Hey everyone,I need some real talk because I’m starting to lose my mind over here. I’ve been in finance for 20+ years—bookkeeping, analysis, management, controlling, all of it. Last year,...

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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....

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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...

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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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Sayali Bhandari

@SayaliB • 4mos

Solidity Interview: How Do You Manage Version Compatibility and Dependencies?

How do you manage Solidity version compatibility and handle dependencies when switching blockchain projects? I faced this question in a Solidity interview. It made me realize I need better real-world...

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Shubhada Pande

@ShubhadaJP • 11mos

Blockchain for Chemical Emissions: Transforming Transparency in Environmental Monitoring

In the dynamic world of the chemical industry, blockchain technology emerges as a transformative powerhouse, redefining operational paradigms and propelling the sector toward a future marked by enhanced transparency and...

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RubenzkArchitect

@zkArchitect • 6mos

Tips for setting up decentralized governance in L2?

Hey everyone, I just bombed an interview question and need your advice. The role was for a blockchain project manager, and they asked me:“How would you design governance for a...

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Shubhada Pande

@ShubhadaJP • 10mos

Multi-Signature Smart Contracts? A Key to Enhanced Blockchain Security

Blockchain adoption continues to grow as industries recognize its potential to streamline operations and secure digital assets. Smart contracts play a pivotal role in blockchain networks by automating agreements without...

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RubenzkArchitect

@zkArchitect • 2mos

Smart Contract Scaling Challenges: Interview & Job Prep

Hey all, need help. I am preparing for next week's blockchain dev interview, and now I have reached a dead end. I don’t know how to scale smart contracts, rollups,...

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Sayali Bhandari

@SayaliB • 2mos

Interview struggle: ERC-20 & ERC-721 questions Need Advice!

I got my first interview call as a smart contract developer, and I am prepping hard, brushing up on concepts and other things. While studying, I am stuck with the...

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