Gate: 139 -> 78 relevant ads (44% rejected, all logged). Rankings clean of designer artifacts; DACH regional section live; ai-skills 427 -> 73 tiered; SKILL.md with clean intro, full competences, market-driven hot-tech and regeneration-proof overlays. Before/after in docs/reference-diff-ai-engineer.md. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01PDKeXvpT6tENSvyQGLV1Uq
3.2 KiB
QA sample — blockchain-developer
1 of 43 records (2%). Judge each extraction against QUALITY_BAR.md 'Extraction quality': faithful, no invented items, plausible seniority.
Blockchain Developer (us)
Ad (first 2000 chars):
Job Summary
We are seeking a skilled Blockchain Developer to join our growing technology team. The ideal candidate will be responsible for designing, developing, and implementing blockchain-based applications, smart contracts, and decentralized solutions. You will work on cutting-edge Web3 projects, including DeFi platforms, NFT marketplaces, cryptocurrency applications, and enterprise blockchain solutions.
Key Responsibilities
• Design, develop, and maintain blockchain applications and decentralized systems. • Build and deploy secure smart contracts on blockchain networks such as Ethereum, Polygon, Solana, Binance Smart Chain, and Hyperledger. • Develop decentralized applications (dApps) and integrate them with web and mobile platforms. • Collaborate with product managers, designers, and software engineers to define technical requirements and project roadmaps. • Write clean, efficient, and secure code following blockchain development best practices. • Conduct testing, debugging, and optimization of smart contracts and blockchain protocols. • Perform security reviews and vulnerability assessments to ensure application integrity. • Integrate blockchain solutions with APIs, databases, and third-party services. • Monitor blockchain network performance and troubleshoot technical issues. • Stay updated with emerging blockchain technologies, industry trends, and Web3 innovations.
Required Skills & Qualifications
• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field. • 2+ years of experience in blockchain development or software engineering. • Strong proficiency in Solidity, Rust, JavaScript, TypeScript, Go, Python, or similar programming languages. • Hands-on experience with Ethereum, Polygon, Solana, Hyperledger, Avalanche, or Binance Smart Chain. • Experience developing and deploying smart contracts. • Knowledge of blockchain architecture, consensus mechanisms, cryptography, and distributed ledger technology. • Fa
Extraction:
{
"hard_skills": [
"blockchain application design",
"smart contract development",
"decentralized systems development",
"security review",
"vulnerability assessment",
"api integration",
"debugging",
"problem solving"
],
"tools": [
"web3.js",
"ethers.js",
"hardhat",
"truffle",
"remix",
"ganache",
"git",
"ci/cd pipelines"
],
"methods": [
"blockchain architecture",
"cryptography",
"distributed ledger technology",
"tokenomics",
"dao governance models"
],
"responsibilities": [
"application development",
"smart contract deployment",
"dapp integration",
"technical requirement definition",
"code optimization",
"network monitoring",
"issue troubleshooting"
],
"qualifications": [
"bachelor's degree in computer science",
"2+ years blockchain development experience"
],
"soft_skills": [],
"seniority": "mid"
}