1,000 results for "smart contract developer"
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Discussion #Discussions
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, us...
By Victor P · @TrG6JIR -
Discussion #Discussions
Why Do Tests Pass on Hardhat/Anvil Forks but Break on Mainnet? What Hidden Differences Are We Missing?
Moderator note: The differences members reported in this thread are summarized in the fork-testing note of our senior Solidity interview questions guide (see “Note 5”), with credit to the members who shared them. I’ve hit this pain point so...
By Tushar Dubey · @DataChainTushar -
Reply #Discussions
Where can a B.Tech graduate find good blockchain training or internship opportunities today?
A good rule for students entering blockchain is: learn from institutes, get hired from GitHub. Structured learning helps with discipline, but internships come from demonstrating that he can ship something small and functional.If he wants a...
By Damon Whitney · @CareerSensei -
Reply #Discussions
DeFi Protocol Interview Questions for Crypto Finance Jobs: I can explain AMMs, but I ramble when they ask LP risk, oracl...
I’ve had the same problem — the questions sound simple, but they’re watching how you think more than the definition. The shift for me was: stop trying to “teach DeFi” and answer like someone who’s thinking about a live protocol. For DeFi vs...
By CryptoSagePriya · @CryptoSagePriya -
Announcement #Announcements
AOB Announcement: 1:1 Direct Messaging is live (request-based)
1:1 Direct Messaging is now available on ArtOfBlockchain.club. This is meant to support focused career and hiring conversations without turning AOB into a noisy inbox. How messaging works First message = a request.If someone messages you fo...
By Shubhada Pande · @ShubhadaJP -
Reply #Discussions
Rust Protocol Engineer Proof (US Hours): Benchmarks, Flamegraphs, and PR Narratives That Hiring Teams Believe
This is a strong question, and honestly you’re framing it the right way for US timezone overlap expectations with the teams who are working in remote web3. I work on protocol/client-side performance work (US team, async-heavy), and the mist...
By DeFiArchitect · @DeFiArchitect -
Reply #Discussions
How to start a career in blockchain forensics at a US startup (remote Web3 jobs) — scams, wallet tracing, and compliance...
Hi @Hayley, transitioning into blockchain forensics with your cybersecurity background and cryptography expertise can open a very real investigations track. To build credibility, start by mastering transaction tracing: understa...
By Andria Shines · @ChainSage -
Reply #Discussions
How to start a career in blockchain forensics at a US startup (remote Web3 jobs) — scams, wallet tracing, and compliance...
Lost money to a crypto scam, romance scam, investment fraud, fake trading platform, phishing attack, or online fraud? SAGITTARIUS CYPHER CYBER INTELLIGENCE is here to help you understand what happened and determine what steps may be availab...
By Dylan Wang · @spry-fairy -
Reply #Discussions
US Web3 startup interview: I blanked on EVM gas (SSTORE/SLOAD, warm vs cold, slot packing). What’s the mental model engi...
The easiest way to survive these questions is to stop memorizing numbers and start explaining what kind of work the chain is paying for. Why SSTORE is expensive (the “why behind the number”)A storage write changes Ethereum’s pe...
By SmartContractGuru · @SmartContractGuru -
Reply #Discussions
I Have a DeFi Interview This Week — How Do I Explain Price Oracle Security Without Sounding Superficial?
The trick with oracle questions is to stop answering them like a glossary and start answering them like someone who’s actually shipped contracts. Interviewers want to understand whether you grasp failure...
By amanda smith · @DecentralizedDev -
Reply #Discussions
As a Blockchain QA Engineer, How Do You Answer “Testing Strategy” in Interviews Without Sounding Shallow or Unprepared?
We don’t expect textbook answers. Structure matters — how you think under uncertainty. Start with Scope → Risk → Method → Feedback. Explain how you pick critical contracts, map user risks, then select Hardhat or Fo...
By Abdil Hamid · @ForensicBlockSmith -
Discussion #Discussions
Senior DeFi dev here — L2 system design interviews keep tripping me up on rollups vs sidechains security. How do you exp...
Hey folks, need some help.I’ve got a system design interview coming up for a blockchain infra / architect-ish role, and they said a big chunk will be around Layer 2.I’m a senior engineer (JS / Python / Solidity). I&r...
By Santos P · @Santos