ArtofBlockchain

Difficulty - Medium

Total Plays - 9

Allowed Time - 10 sec

Best time - 4.033

What happens if a constructor of a deployed contract reverts?

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#A

#B

#C

#D

Explanation:
If the constructor reverts, the entire deployment fails and no contract is created. This prevents partially-initialized smart contracts from being pushed on-chain

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Arif
@ofh3VYy • Nov 25, 2025

Nov 25, 2025

314

🚀 I Want to Become a StarkNet/Cairo Auditor — Here’s My Starting Point & I’d Love a Roadmap

I’m transitioning my focus toward StarkNet and Cairo security auditing and would appreciate guidance from anyone experienced in the ecosystem.What I know so far:• Solidity development• Hardhat, Foundry, and advanced...

Like 3 Replies 4
Difficulty - Medium

Total Plays - 6

Allowed Time - 10 sec

Best time - 4.975

1. What does EXTCODEHASH primarily help detect?

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#A

#B

#C

#D

Explanation:
EXTCODEHASH returns the hash of a contract’s deployed bytecode, allowing detection of code changes or empty accounts. Auditors use it to verify contract identity and defend against unexpected contract replacement patterns

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Difficulty - Medium

Total Plays - 9

Allowed Time - 10 sec

Best time - 5.082

What is the main security benefit of using immutable variables?

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#A

#B

#C

#D

Explanation:
immutable variables are stored directly in bytecode, not in storage, reducing runtime gas and preventing accidental overwrites. It is a common optimization technique in gas-efficient contract design.

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Victor P
@TrG6JIR • Nov 23, 2025

Nov 23, 2025

1.8K

Solidity Gas Optimization in Interviews: Why Juniors Fail the Question and What Seniors Actually Look For

I realized recently that I’ve been approaching “gas optimization” totally wrong in interviews. Every time the question comes up, I start dumping the usual lines — avoid storage writes, use...

Like 2 Replies 4
Sayali Bhandari
@SayaliB • Nov 23, 2025

Nov 23, 2025

360

Smart Contract Salary Negotiation in Remote Teams — How Do You Stay Fair Without Losing Leverage?

Salary negotiations in smart contract roles feel different from Web2. In remote-first teams, people earn from 6–40 LPA (and globally, $60K–$220K), and yet nobody really knows what “fair” looks like....

Like 1 Replies 5
Bondan S
@Layer1Bondan • May 4, 2026

May 4, 2026

846

Is It Safe to Accept Tokens Before Tokenomics Is Published? Developers Share What Really Happens

I’m stuck on a compensation dilemma that I know many Web3 engineers quietly face. I’ve received a Smart Contract Developer offer from an early L1 startup (India-based). The fiat salary...

Like 4 Replies 5
Tushar Dubey
@DataChainTushar • Nov 21, 2025

Nov 21, 2025

464

Why Do Tests Pass on Hardhat/Anvil Forks but Break on Mainnet? What Hidden Differences Are We Missing?

I’ve hit this pain point so many times that I genuinely stopped trusting “all tests passing” unless I run them against a real mainnet RPC.Here’s the pattern: everything works fine...

Like 3 Replies 5
Andria Shines
@ChainSage • Nov 29, 2025

Nov 29, 2025

675

How do I craft a 60-second founder-focused pitch as a junior Solidity developer when my repos are small but real?

I’ve been trying to break into Solidity roles for three months, and founder responses confuse me more than recruiter responses. Recruiters ask for resumes, keywords, portfolios… but founders jump straight...

Like 4 Replies 7
AlexDeveloper
@Alexdeveloper • Nov 20, 2025

Nov 20, 2025

1.2K

Feeling Lost as a New Blockchain Developer: How Do You Navigate a Confusing Codebase?

I joined a blockchain company three months ago after eight years in backend engineering, including five years with Rust. But this is my first role in Web3 — and the...

Like 10 Replies 3
Ayush Verma
@NawtFound404 • Nov 20, 2025

Nov 20, 2025

419

Silent Fails in Smart-Contract Access Control: What Teams Miss Until It’s Too Late

While practicing with Slither/Mythril and extracting CFGs from Solidity contracts, I keep noticing a pattern:Teams don’t get hacked because of complex bugs.They get hacked because of small access-control oversights.Examples I...

Like 3 Replies 3
Akemi R
@snappy-bullet • Nov 20, 2025

Nov 20, 2025

413

Got removed from my first blockchain job — now scared to ask for help again

This is my second blockchain developer job, and honestly, I’m still a bit shaken from the first one — I got kicked off partly because I asked too many questions...

Like 3 Replies 5
Olivia Smith
@SmartOlivia • Apr 11, 2026

Apr 11, 2026

2.7K

How to Explain Smart Contract Debugging in Solidity Developer Interviews

I’m preparing for Solidity developer interviews, and one question keeps tripping me up: “How do you debug smart contracts?” In Web2, debugging feels more predictable — logs, breakpoints, stack traces.In...

Like 9 Replies 6
SolidityStarter
@SolidityJatin • Nov 17, 2025

Nov 17, 2025

675

MEV Jobs Require Experience But I'm Junior - How Do I Get Hands-On MEV Experience for Interview Success?

The job description asks for experience with MEV. As a junior, how can I possibly get hands-on experience with this to apply for roles?I've been working and studying Solidity and...

Like 5 Replies 9
Abasi T
@ggvVaSO • Dec 27, 2025

Dec 27, 2025

437

Struggling with Hardhat debugging as a junior — how do seniors validate Solidity state transitions, revert paths, and storage changes without relying on console.log spam?

I’ve been building my first few smart contracts using Hardhat, and whenever something breaks, I fall back to spamming console.log until it somehow works. It feels messy, and honestly, I...

Like 3 Replies 5
Shubhada Pande
@ShubhadaJP • May 14, 2026

May 14, 2026

1.9K

Job Search & Web3 Career Navigation Hub

Your central hub for every Web3 job search struggle, transition journey, resume fix, and high-intent CTA — all mapped cleanly in one place. If you’re actively searching for a blockchain/Web3...

Like 7 Replies 0
AlexDeveloper
@Alexdeveloper • Nov 14, 2025

Nov 14, 2025

311

How Should Web3 Product Ops Teams Build Incident Response Playbooks After Mainnet Failures?

Last week, our NFT bridge malfunctioned during a mainnet upgrade — 37 stuck transactions, $40K locked for 12 hours. Engineering fixed it quickly, but Product Ops was unprepared. No one...

Like 5 Replies 2
BennyBlocks
@BennyBlocks • Nov 14, 2025

Nov 14, 2025

273

How Can Product Ops in Web3 Align Design and Dev Teams When Tokenomics Keeps Changing Mid-Sprint?

I’m a Product Ops Manager for a DeFi wallet where token incentive logic changes frequently due to market conditions. Design and Dev teams get misaligned mid-sprint — UI shows 1.5×...

Like 0 Replies 0
BennyBlocks
@BennyBlocks • May 9, 2026

May 9, 2026

1.6K

Which post-launch metrics should Web3 Product Ops monitor after a mainnet release?

After every feature goes live on mainnet, our Product team moves on to the next sprint, but Ops is expected to monitor whether the rollout is “healthy.” The challenge is...

Like 1 Replies 1
Aditi R
@aGoKU4J • Nov 14, 2025

Nov 14, 2025

262

I’m in Product Ops and stuck between founders pushing for fast releases and QA warning about audits — how do you decide what to prioritise in Web3?

I’m in Product Ops for a Web3 team, and I keep running into the same challenge: founders want to ship fast to keep momentum, while QA and auditors warn that...

Like 2 Replies 2