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  • Sayali Bhandari
    Sayali Bhandari
    @SayaliB • Oct 10, 2025
    Oct 10, 2025
    500

    Failed a technical interview for a Blockchain Security Engineer role — need help with cryptography prep

    I recently gave a technical interview for a Blockchain Security Engineer position and didn’t make it through. Most of the questions were around cryptography, and I realized that’s where my...

    Like 3 Replies 1
  • Difficulty - Medium
    Total Plays - 29
    Allowed Time - 10 sec
    Best time - 0.936

    What is sharding in blockchains?

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

    #A
    #B
    #C
    #D
    Explanation:
    Sharding is a blockchain scalability technique that divides the entire network’s data into smaller, manageable pieces called shards. Each shard processes its own transactions and smart contracts, improving network speed, performance, and efficiency. This concept is key for scalable blockchain infrastructure like Ethereum 2.0 and future Web3 ecosystems.
    Leaderboard
  • Vinayak D
    Vinayak D
    @calm-balloon • Oct 4, 2025
    Oct 4, 2025
    504

    Zero-Knowledge Proofs: The Future of Privacy in Blockchain

    Zero-Knowledge Proofs (ZKPs) are one of the most exciting advancements in blockchain technology. At their core, ZKPs allow someone to prove that a statement is true without revealing the actual...

    Like 1 Replies 1
  • Difficulty - Medium
    Total Plays - 30
    Allowed Time - 10 sec
    Best time - 1.796

    What is a blockchain QA analyst’s task?

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

    #A
    #B
    #C
    #D
    Explanation:
    A Blockchain QA Analyst is responsible for testing smart contracts, dApps, and blockchain networks to ensure they work as intended. They identify bugs, check performance, and validate security, which is critical for building trust in decentralized applications. This role is increasingly important in blockchain careers, as companies rely on QA analysts to deliver reliable and secure Web3 products.
    Leaderboard
  • FintechLee
    FintechLee
    @FintechLee • May 14, 2026
    May 14, 2026
    2.0K

    How Do You Measure Growth and Engagement as a Web3 Community Manager?

    I’m curious to hear from other professionals here. if you’re working as a Web3 community manager, what KPIs do you actually track to prove your impact? Beyond just “number of...

    Like 5 Replies 4
  • Arif
    Arif
    @ofh3VYy • Sep 30, 2025
    Sep 30, 2025
    602

    Am I missing anything major on my resume for a Web3/Blockchain career ?

    r/solidity - Am I missing anything major on my resume for a Web3/Blockchain career ?

    Hi everyone, I’m a final-year Computer Science undergrad (graduating in 2025) and I’ve been focusing on Blockchain/Web3 development alongside my core CS skills. I’ve attached my current resume for review....

    Like 3 Replies 2
  • Difficulty - Medium
    Total Plays - 47
    Allowed Time - 10 sec
    Best time - 0.758

    Which hash function does Bitcoin use?

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

    #A
    #B
    #C
    #D
    Explanation:
    Bitcoin uses the SHA-256 cryptographic hash function to secure transactions and link blocks in the blockchain. This algorithm produces a fixed 256-bit output, ensuring immutability and resistance to tampering. By using SHA-256, Bitcoin maintains trust, decentralization, and data integrity across the network
    Leaderboard
  • Abhi Shankar
    Abhi Shankar
    @abhishankar • Oct 18, 2025
    Oct 18, 2025
    543

    learning a web3 skill and building personal brand

    Heyyy, I just want to learn a web3 skill(Community management) and also build a personal brand in web3. What are your advice for that?

    Like 4 Replies 3
  • Difficulty - Medium
    Total Plays - 39
    Allowed Time - 10 sec
    Best time - 0.959

    What does zk-SNARK stand for?

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

    #A
    #B
    #C
    #D
    Explanation:
    zk-SNARKs are zero-knowledge proofs that improve blockchain privacy and scaling by verifying transactions without revealing sensitive data.
    Leaderboard
  • Shubhada Pande
    Shubhada Pande
    @ShubhadaJP • Aug 18, 2026
    Aug 18, 2026
    4.8K

    Top 30 Senior Solidity Interview Questions & Answers (2026 Community Guide)

    As a community builder at Art of Blockchain, I spent the last few months analyzing hundreds of technical threads, developer discussions, Discord channels, and audit write-ups across our forum and Web3 social media.  Clear observation is in 2026, hiring managers expect senior Solidity developers to...
    Like 11 Replies 1
  • AshishSingh
    AshishSingh
    @Web3SecurityPro • Jan 1, 2026
    Jan 1, 2026
    476

    I’m a UX designer trying to break into Web3, but I can’t tell if I’m learning the right things or just guessing

    I’ve been trying to move into Web3 UX for a while now and honestly I’m a bit confused about what actually matters. In Web2 things felt clearer — usability testing,...

    Like 1 Replies 1
  • Shubhada Pande
    Shubhada Pande
    @ShubhadaJP • Aug 3, 2026
    Aug 3, 2026
    3.3K

    Top 10 Blockchain Certifications for Career Switchers (2026 Hiring Data)

    TL;DR Executive Decision Matrix: Short Answer: Certifications act strictly as an initial resume filter (0–10% weight in final hiring decisions).Best for Developers & Security: Cyfrin Updraft / OpenZeppelin + GitHub proof & test coverage.Best for Business & Strategy: CEBP (101 Blockchains) + A written case...
    Like 7 Replies 2
  • Shubhada Pande
    Shubhada Pande
    @ShubhadaJP • Sep 13, 2025
    Sep 13, 2025
    2.6K

    From Play-to-Earn to GameFi: Blockchain Gaming Developer Career Roadmap, Salaries & Skills 2025

    The fusion of blockchain and gaming is transforming digital entertainment and professional opportunity. As play-to-earn (P2E) and GameFi models surge, blockchain gaming developers are now among the most sought-after professionals in tech. These roles go far beyond coding—they involve designing digital economies, building secure infrastructures,...
    Like 5 Replies 1
  • Abhishek Rajbhar
    Abhishek Rajbhar
    @abhishekrajbhar • Sep 22, 2025
    Sep 22, 2025
    569

    Hello guys new here..... 👋👋

    Hello guys, I'm new here. I got invited on LinkedIn by @ShubhadaJP, so I am here. I am a crypto and Web3 writer. You can connect with me here -...

    Like 6 Replies 2
  • Difficulty - Medium
    Total Plays - 54
    Allowed Time - 10 sec
    Best time - 1.182

    Which consensus offers fastest finality?

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

    #A
    #B
    #C
    #D
    Explanation:
    BFT-based (Byzantine Fault Tolerant) consensus mechanisms achieve instant or near-instant finality by requiring agreement among validators in just one round of communication, allowing transactions to be finalized in seconds—faster than PoW, PoS, or DPoS.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 35
    Allowed Time - 10 sec
    Best time - 0.734

    Which consensus offers fastest finality?

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

    #A
    #B
    #C
    #D
    Explanation:
    BFT-based (Byzantine Fault Tolerant) consensus mechanisms achieve instant or near-instant finality by requiring agreement among validators in just one round of communication, allowing transactions to be finalized in seconds—faster than PoW, PoS, or DPoS.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 67
    Allowed Time - 10 sec
    Best time - 1.561 sec

    What is the EVM?

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

    #A
    #B
    #C
    #D
    Explanation:
    The Ethereum Virtual Machine (EVM) is a global, decentralized computer that executes smart contracts on the Ethereum blockchain. It ensures every node produces the same results, keeping the network consistent and secure.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 52
    Allowed Time - 10 sec
    Best time - 1.790

    What is front-running in DeFi?

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

    #A
    #B
    #C
    #D
    Explanation:
    Traders exploit transaction ordering for profit.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 48
    Allowed Time - 10 sec
    Best time - 1.153

    Q. Which best describes a 51% attack in blockchain?

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

    #A
    #B
    #C
    #D
    Explanation:
    A 51% attack happens when one miner/validator controls over half the network’s power or stake. This lets them rewrite history or double-spend coins, threatening security. It’s rare on large chains like Bitcoin but a risk for smaller ones.
    Leaderboard
  • Masum Ahmed
    Masum Ahmed
    @RUVjrx2 • Aug 28, 2025
    Aug 28, 2025
    541

    4 YoE exp as fullstack , looking to switch to web3 ever since I went to TOKEN2049

    I am having a 4 YoE in Fullstack development, have been working in react , typescript, node , AWS , Docker , kubernetes, testing , python . Have little knowledge...

    Like 7 Replies 2
« Previous Next »

About ArtofBlockchain

ArtOfBlockchain.club is a discussion-first community for blockchain jobs, Web3 careers, interview prep, and proof-based hiring insights.

Founded Jul 4, 2024


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Latest activity

  • Shashank Mudgal
    Shashank Mudgal • published 6h
    Super Complicated Job Requirements
  • Emma Thomas
    Emma Thomas • replied to 6h
    How to Build a Blockchain/Web3 Portfolio That Recruiters and Hiring Teams Actually Trust
  • Emma Thomas
    Emma Thomas • replied to 6h
    How to Get Paid in Stablecoins: 10 Questions to Ask Before Accepting a Web3 Salary
  • Emma Thomas
    Emma Thomas • liked 6h
    From Hyperledger Research to Polkadot Product Leadership: Bhavya Batra on AOB
  • Emma Thomas
    Emma Thomas • liked 6h
    Live Event: Beyond the CV: How Non-Technical Professionals Land Web3 Roles in the AI Era
  • Shubhada Pande
    Shubhada Pande • liked 6h
    Live Event: Beyond the CV: How Non-Technical Professionals Land Web3 Roles in the AI Era
  • Shubhada Pande
    Shubhada Pande • published 10h
    Live Event: Beyond the CV: How Non-Technical Professionals Land Web3 Roles in the AI Era
  • Shubhada Pande
    Shubhada Pande • published 11h
    From Hyperledger Research to Polkadot Product Leadership: Bhavya Batra on AOB
  • Rachel Morgan
    Rachel Morgan • liked 14h
    My explanation of zk-SNARKs vs zk-STARKs felt incomplete in an interview — what’s the clear, real-world way to compare them?
  • Rachel Morgan
    Rachel Morgan • liked 14h
    Top Questions to Ask Interviewers in a Web3 Job Interview

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