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Tushar Dubey
@DataChainTushar • Sep 26, 2025

Sep 26, 2025

1.7K

Anyone here moved from TradFi to DeFi?

I’m currently working in TradFi and thinking of switching to DeFi, but dont know how to proceed further.A few things I’m trying to figure out:Do skills like financial modeling and...

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Abasi T
@ggvVaSO • Feb 7, 2026

Feb 7, 2026

203

How to Audit a Web3 Funnel When Attribution Is Broken and Wallets ≠ Users (Discord → Wallet Connect → First On-Chain Action)

I’m leading growth for an early-stage DeFi analytics tool and we’ve plateaued around 1.4K weekly active wallets. The problem is we can’t pinpoint the drop-off because attribution is messy: our...

Like 1 Replies 4
Hasan Rasheed
@9LmOKUb • Jan 21, 2026

Jan 21, 2026

107

From CFO back to 0x

In 2019, I joined Xord as an initial member and a Frontend Dev. We were small, hungry, and building. But as we scaled to 3 countries, the "business" side got...

Like 1 Replies 2
Shubhada Pande
@ShubhadaJP • Feb 19, 2026

Feb 19, 2026

162

US Web3 Contractor Paid in USDC? Invoice in USD + Conversion Rule + Proof Pack (Avoid Disputes)

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Ophirians Maharlika
@eCErd43 • Jan 20, 2026

Jan 20, 2026

112

when is the “right time” to think about smart contract security?

I see two camps in Web3: Camp A:“Security comes later. We’ll fix things during the audit.” Camp B:“We need to understand risks before locking logic on-chain.” In practice, most audit...

Like 1 Replies 1
Shubhada Pande
@ShubhadaJP • Jan 16, 2026

Jan 16, 2026

148

Nethermind Interview (15-Minute Screen): What They Usually Test + How to Answer Clearly Without Sounding Rehearsed

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Ophirians Maharlika
@eCErd43 • Jan 10, 2026

Jan 10, 2026

116

💬 Let’s Talk About Security Auditing in Web3

Security has become one of the most talked-about topics in Web3 — and for good reason.Every week, we see new exploits, drained contracts, or projects shutting down because something small...

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Aditi R
@aGoKU4J • Jan 9, 2026

Jan 9, 2026

402

From AAA Game Economy Design to GameFi: What Skills Actually Transfer (and What Don’t)?

I’ve been working in the traditional gaming industry for several years, mostly around player engagement, progression systems, and game loops. Recently, I’ve been trying to understand whether moving into GameFi...

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Shubhada Pande
@ShubhadaJP • Feb 4, 2026

Feb 4, 2026

221

Solidity Debugging & Tooling Hub (Tracing, Reverts, Incidents, Postmortem Proof)

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Shubhada Pande
@ShubhadaJP • Jan 4, 2026

Jan 4, 2026

388

Inside 2025’s Blockchain Hiring Surge: What Actually Changed in Web3 Hiring (and Why Most People Missed It)

A data-backed analysis of how Web3 hiring quietly transformed — and why clarity now matters more than speed.The Year the Market Quietly ChangedIn 2025, something unexpected happened in the blockchain...

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Difficulty - Medium

Total Plays - 9

Allowed Time - 10 sec

Best time - 5.093

Which operation causes storage slot re-packing?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
Changing variable types alters how Solidity packs them into storage slots. This can shift offsets and corrupt existing storage layouts in upgradeable contracts.

Leaderboard
Shubhada Pande
@ShubhadaJP • Dec 27, 2025

Dec 27, 2025

170

Why Blockchain Job Descriptions Are So Vague — And What Hiring Teams Actually Mean

If you’ve ever read a blockchain job description and felt unsure what the role actually involves, you’re not alone.Across smart contract, protocol, infra, and security roles, job descriptions often sound...

Like 1 Replies 0
Difficulty - Medium

Total Plays - 5

Allowed Time - 10 sec

Best time - 10

Which Solidity construct enforces compile-time immutability?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
constant variables are evaluated at compile time and embedded directly into contract bytecode. This guarantees immutability and avoids any runtime storage access or gas cost.

Leaderboard
SheniGun
@bXUI62V • Dec 27, 2025

Dec 27, 2025

227

Guidance on how to land a good job in web3

I started working as a Blockchain Developer in 2021 at a small service based indian startup. It was a remote job and I worked there for around 2.6 years. And...

Like 1 Replies 5
Difficulty - Medium

Total Plays - 5

Allowed Time - 10 sec

Best time - 3.892

Which Solidity keyword prevents state variable shadowing?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
The override keyword forces explicit acknowledgment when a derived contract replaces a parent variable or function. This prevents accidental state variable shadowing in inheritance hierarchies, which can otherwise lead to subtle storage corruption bugs.

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Shubhada Pande
@ShubhadaJP • Dec 22, 2025

Dec 22, 2025

124

Debugging, Tooling & Production Engineering

This sub-cluster exists because most Web3 engineering content stops at “tests passing.”In real teams, the hardest problems appear when:contracts behave differently on testnet vs mainnetlogs look correct but state is...

Like 1 Replies 0
Shubhada Pande
@ShubhadaJP • Dec 21, 2025

Dec 21, 2025

127

Core Smart Contract Engineering Skills

This sub-cluster focuses on the baseline engineering judgment expected from smart contract developers, especially at junior-to-mid levels.It goes beyond “what is X” questions and instead captures:how engineers explain common vulnerabilities...

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Shubhada Pande
@ShubhadaJP • Dec 20, 2025

Dec 20, 2025

155

Web3 Hiring Risks & Compensation

🚩 Web3 Hiring Risks & CompensationHiring mistakes in Web3 are expensive — financially, legally, and reputationally.This hub collects AOB discussions that help founders and hiring teams navigate offer-stage risks, compensation...

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Shubhada Pande
@ShubhadaJP • Dec 11, 2025

Dec 11, 2025

190

How to Explain Your Smart Contract Architecture Decisions Without Sounding Vague or Theoretical

There is one moment in almost every Solidity interview when everything becomes quiet. You finish describing your solution, and the interviewer asks:“Why did you design it this way?”This one question...

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Jatin R
@5EB8S0F • Dec 10, 2025

Dec 10, 2025

3.0K

Anyone here moved from regular QA to Blockchain QA? I’m trying to understand what actually changes

I’ve been working in regular QA for about six years — mostly white-box, API testing, and some automation. I’m now thinking about moving into Blockchain QA, but I can’t figure...

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