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Application deadline: 4 weeks

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Technical Support Engineer

Jito Labs • FULL_TIME • NA

Job description

Jito Labs builds high-performance distributed systems on Solana, including the Jito-Solana client and block-building infrastructure used by validators and MEV participants. The team operates as a small, profitable engineering-focused company working on production-grade blockchain infrastructure. As a Technical Support Engineer, you will act as a technical point of contact for...

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Application deadline: 4 weeks

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Research Engineer

Plasma • FULL_TIME • NA

Job description

Plasma is building a purpose-designed blockchain optimized for stablecoin payments, focusing on performance, predictability, and security for real-world financial use cases. The network is fully EVM-compatible, uses Reth as its execution layer, and runs on a custom high-performance consensus protocol, PlasmaBFT. As a Research Engineer, you will work within a...

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Application deadline: 4 weeks

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Fullstack Engineer

Paradex • FULL_TIME • NA

Job description

Paradex is a decentralized finance platform building a unified system that combines exchange trading, asset management, and borrow/lend functionality on a high-performance blockchain. The team operates with a flat structure and focuses on shipping production-grade systems without traditional management layers. As a Fullstack Engineer, you will own the end-to-end development...

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Application deadline: 4 weeks

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Data Engineer

Paradex • FULL_TIME • NA

Job description

Paradex is a decentralized finance platform combining exchange trading, asset management, and borrow/lend functionality within a single unified account structure. The company operates a high-throughput blockchain-based system supporting a wide range of spot and derivatives markets. As a Data Engineer, you will be responsible for designing and maintaining the data...

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Aditi R

@aGoKU4J • 12h

Clean code, but still rejected — what do juniors miss in take-home assignments?

I’m a junior developer and I keep running into the same problem. My take-home assignments usually work, the code is clean, but I still get rejected — often without any...

2

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Difficulty - Medium

Total Plays - 1

Allowed Time - 10 sec

Best time - 10 sec

What happens if a public variable name conflicts with a function name?

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#A

#B

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#D

Explanation:
Public variables automatically generate getter functions. If a function shares the same name, the compiler prioritizes the variable-generated getter, shadowing the function definition.

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Vijay B

@xDhgFi3 • 19h

How would you approach breaking into protocol development as a final-year Solidity dev?

Hi everyone,I’m a final-year student and have been involved in Web3 since 2021. I spent close to two years interning with startups and am comfortable with Solidity (writing, debugging, and...

1

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AshishS

@Web3SecurityPro • 19h

What skills actually matter for UI/UX roles in NFT platforms and decentralized identity?

Looking to get into UI/UX design for blockchain and metaverse projects—what’s the real deal with hiring right now?For those already working on NFT platforms, virtual asset tools, or decentralized ID...

10

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Abdil Hamid

@ForensicBlockSmith • 20h

How Would You Actually Reduce NFT Minting Costs in Production — Not Just on Paper? (Interview Perspective)

I’m preparing for a blockchain interview and got asked a version of this question:“How would you reduce NFT minting costs on Ethereum in a real production setup?”I understand the basics...

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Difficulty - Medium

Total Plays - 0

Allowed Time - 10 sec

Best time - 10 sec

Which keyword prevents further inheritance of a contract?

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#A

#B

#C

#D

Explanation:
Solidity does not support a final or sealed keyword for contracts. Any contract can be inherited unless architectural constraints are enforced manually.

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BennyBlocks

@BennyBlocks • 22h

NFT Art and Coding: Is This a Good Career Move in 2025?

Is combining my coding skills with NFT art a smart career move, or is this just hype now? I'm a software developer who loves art, and I'm interested in mixing...

5

Replies
Difficulty - Medium

Total Plays - 4

Allowed Time - 10 sec

Best time - 10 sec

Which function type cannot access msg.sender?

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#A

#B

#C

#D

Explanation:
pure functions cannot read blockchain context such as msg.sender or block.timestamp. They are restricted to computation based solely on input parameters and local variables

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Difficulty - Medium

Total Plays - 2

Allowed Time - 10 sec

Best time - 10 sec

What breaks if virtual is omitted in multiple inheritance?

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#A

#B

#C

#D

Explanation:
Without the virtual keyword, a function cannot be overridden in derived contracts. This breaks the override chain and prevents proper polymorphic behavior in multiple inheritance scenarios.

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Shubhada Pande

@ShubhadaJP • 2d

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...

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Replies
Difficulty - Medium

Total Plays - 2

Allowed Time - 10 sec

Best time - 10 sec

Which Solidity construct enforces compile-time immutability?

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#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.

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