248 results for "gas fees"
-
Reply #Discussions
As a Blockchain QA Engineer, How Do You Answer “Testing Strategy” in Interviews Without Sounding Shallow or Unprepared?
I used to link strategy to user impact. For DeFi, I begin with withdrawal and access-control logic before UI automation. Then I mention CEI checks, gas tracking, and invariant tests. Managers value when you connect testing to p...
By RubenzkArchitect · @zkArchitect -
Reply #Discussions
How Do You Balance Automation and Manual Testing in Blockchain Projects?
Automation often breaks when the infrastructure changes, new RPC endpoints, forked networks, or different gas price strategies. After each deployment, I manually re-run a short regression suite to verify sanity before CI picks...
By FintechLee · @FintechLee -
Article #Blockchain Basics
From Code to Proof: Navigating Blockchain Jobs After Google’s Willow Chip
INTRODUCTIONA New Epoch for Blockchain ProfessionalsFor years, “blockchain career” meant shipping Solidity code and squeezing gas costs. In 2025, that definition no longer fits. Google’s Willow Chip—a pu...
By Shubhada Pande · @ShubhadaJP -
Reply #Discussions
Recruiters — how do you actually check if someone’s blockchain experience is real?
You’re right — blockchain resumes have started sounding like they’re written by the same AI model. 😅 We can’t rely on just keywords anymore (“DeFi,” “Chainlink,” “gas optimization”). So we look for traces of real work. Here’s...
By Charlie P · @jolly-soap -
Article #Blockchain Basics
How to Crack Solidity Interviews in 2025: From Technical Prep to Career Growth
Solidity interviews in 2025 are a different challenge. Employers hiring for senior smart contract developer roles expect more than syntax knowledge. They want to see if you can design secure, gas-efficient, and production-ready...
By Shubhada Pande · @ShubhadaJP -
Reply #Discussions
1 year into blockchain dev — not sure which skills actually matter for salary anymore
I’ve seen a lot of beginners fall into the trap of thinking that harder topics automatically mean higher salary.So they start reading about consensus algorithms, complex gas optimizations, or deep protocol design before t...
By CryptoCoder_AJ · @CryptoCoderAJ -
Reply #Discussions
Ethereum interview question: what can break in deployed smart contracts after a protocol upgrade?
Deployed smart contracts don’t get rewritten after a hard fork. The bytecode stays exactly the same. But what changes is the execution environment. Protocol upgrades can change gas costs, opcode pricing, and sometimes edge-case...
By amanda smith · @DecentralizedDev -
Reply #Discussions
L2 migration PM interview: governance layer — how to implement governance for a blockchain network (best practices)
I’d treat Snapshot and Aragon as two different jobs. Snapshot is basically “cheap voting / direction setting.” Great when you want people to participate without gas drama. But the vote doesn’t execute itself — you still need so...
By Anne Taylor · @BlockchainMentorAT -
Reply #Discussions
How Would You Actually Reduce NFT Minting Costs in Production — Not Just on Paper? (Interview Perspective)
One thing I’ve learned is that reducing minting cost isn’t just about “cheapest gas” — it’s about choosing the right trade-off for the product stage.Yes, L2s like Polygon or Base dramatically...
By amanda smith · @DecentralizedDev -
Reply #Discussions
I blank out in Solidity interviews — how do you prepare for code review and optimization tasks?
This is super common in junior smart contract developer interviews in Singapore — the freeze is usually because you’re “reading code” instead of “executing a scan.” Try a simple rule: never read line-by-line. Always scan in passes: Pass 1:...
By Web3WandererAva · @Web3Wanderer -
Reply #Discussions
NFT art + coding as a Product career move (US remote PST/EST): what founders/recruiters count as real
I’m seeing a lot of candidates pitch “NFT art + coding” when they apply for Web3 product roles, so here’s the honest question I’d ask in a screen: are you building a collectible, or are you building a creator/collector experience? If you wa...
By amanda smith · @DecentralizedDev -
Reply #Discussions
Hardhat vs Foundry 2025 — if I’m targeting Singapore roles, which one should I go deep on first?
This thread is still useful for beginners, but in real Solidity interviews the stronger signal usually goes beyond Hardhat vs Foundry and moves into what your tests actually prove. The gap is often not tool choice — it’s whether you can exp...
By Shubhada Pande · @ShubhadaJP