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Shubhada Pande

@ShubhadaJP • 6d

Web3 Interview Signals & Calibration Hub How Hiring Teams and Candidates Interpret Interviews Correctly

Many Web3 interviews fail — not because candidates lack skill, but because interviewers misinterpret what they’re seeing.This hub organizes discussions that help hiring teams, founders, and senior engineers understand what...

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Shubhada Pande

@ShubhadaJP • 6d

Smart Contract Interview Preparation Hub How Smart Contract Interviews Actually Evaluate You

Smart contract interviews are rarely about memorizing Solidity syntax.They are designed to reveal how you think under constraints — how you reason about execution, security, trade-offs, and real-world behavior when...

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AlexDeveloper

@Alexdeveloper • 6d

Senior blockchain dev here — how do mature Web3 teams calibrate interviews differently than early-stage startups (and what should I read from it)?

I’m a senior blockchain developer and I’m noticing a pattern that’s messing with my decision-making.When I interview with more established Web3 teams (shipping product, actual users, clearer org), the loop...

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Shubhada Pande

@ShubhadaJP • 1w

Blockchain Skills That Actually Matter in 2025 (Beyond Job Titles & Courses)

Most blockchain career guides list skills. Very few explain which ones actually matter once hiring starts.Over the last few years, the blockchain job market has matured fast. Teams are no...

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Shubhada Pande

@ShubhadaJP • 1w

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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Emma T

@5INFFa4 • 1w

How to Answer “Why Blockchain?” When Transitioning from Cybersecurity to Blockchain Security Roles

I’m preparing for interviews for blockchain security engineer roles after four years in cybersecurity. The question that keeps tripping me up is: “Why do you want to work in blockchain?”...

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SmartChainSmith

@SmartChainSmith • 1w

1 year into blockchain dev — not sure which skills actually matter for salary anymore

I’ve been working as a blockchain developer for about a year now and honestly I feel stuck.Everywhere I look there are different opinions on what I should be learning next....

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Difficulty - Medium

Total Plays - 8

Allowed Time - 10 sec

Best time - 6.420 sec

Which opcode is deprecated but still callable?

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

#A

#B

#C

#D

Explanation:
CALLCODE is deprecated due to unsafe context handling. It remains callable for backward compatibility but should never be used in new designs.

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Application deadline: 3 weeks

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Mid / Senior Smart Contract Engineer

LI.FI • FULL_TIME • NA

Job description

LI.FI builds infrastructure that enables unified access to on-chain liquidity across multiple blockchains through a single API, supporting same-chain and cross-chain swaps. This role sits within the Smart Contract API Expansion team, which focuses on integrating new chains, bridges, and protocol functionality across EVM networks. As a Mid/Senior Smart Contract...

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Application deadline: 3 weeks

T

Web3 Blockchain Engineer – ERC-4626 Vault Router

Token Metrics • FULL_TIME • NA

Job description

Token Metrics builds crypto-focused analytics and infrastructure products used by investors and portfolio managers across global markets. This contract role sits within the engineering team and focuses on developing EVM-based smart contract infrastructure, including work related to ERC-4626 vault routing. As a Web3 Blockchain Engineer, you will collaborate closely with...

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Application deadline: 3 weeks

P

Smart Contract Engineer

Paxos Labs • FULL_TIME • NA

Job description

Paxos Labs builds enterprise-grade onchain infrastructure used by large financial organizations to support transparent and verifiable digital asset products. The Smart Contract Engineer role sits within the engineering organization and focuses on scaling the company’s DeFi protocol infrastructure. The position involves researching, designing, and implementing core protocol mechanisms across areas...

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Application deadline: 3 weeks

C

Smart Contract Engineer

Category Labs (formerly Monad Labs) • FULL_TIME • NA

Job description

Category Labs is a systems engineering and research team building high-performance decentralized infrastructure. The company focuses on application-layer primitives enabled by a custom, high-throughput EVM client. As a Smart Contract Engineer, you will work within the core engineering group to design and implement smart contracts aligned with the performance characteristics...

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Shubhada Pande

@ShubhadaJP • 1w

Smart Contract Fundamentals in Blockchain: EVM Basics, Solidity Concepts, Tooling & Core Mental Models

Strong smart contract engineers are not defined by how fast they jump into DeFi or audits — they are defined by how well they understand first principles.This hub exists to...

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abushaker jamil

@hRZ80yi • 1w

Looking for Guidance in My Blockchain Journey --- How Do I Get My First Full-Time Blockchain Developer Role?

I’ve been learning blockchain for about 1.5 years, and it has become something I’m truly passionate about. Even though I don’t come from a traditional tech background. I completed a...

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Shubhada Pande

@ShubhadaJP • 1w

Smart Contract QA & Testing in Blockchain: Audits, Security Patterns, Interview Prep & Career Growth

Smart contract QA is fundamentally different from traditional software testing. Once a contract is deployed on-chain, bugs are often irreversible, and even small testing gaps can lead to exploits, financial...

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