Vetted for
Tech & Soft Skills
Verified for
Remote Performance
Average Job Engagement
13+ Months
97% conversion rate from trial to placement
Assess both the candidate’s hard and soft skills within a month to see if they align with your criteria.
Charges apply only if the talent successfully passes the trial period evaluation.
If the current candidate does not meet expectations, we will promptly find a replacement.
Hire senior experts who match US-level engineers in expertise and work ethic, integrate easily into your team, and deliver high-quality code from day one.
Get to work with your new hire on a risk-free trial. Pay only if you're completely satisfied with the results. We handle all payments, NDA's, and the complexities of remote contracting.
Skip the hassle of sifting through resumes and meet 3 handpicked candidates who are the perfect fit technically and culturally, so you can focus on building great products.
Benefit from personalized support throughout the onboarding process, talent integration, and ongoing performance monitoring with a dedicated account executive and expert talent matcher.
Launch DeFi Protocols Fast
Our top 5% Ethereum developers architect and deploy production-ready DeFi protocols using Solidity, Hardhat, and ERC-20/721 standards. Build lending platforms, DEXs, or yield aggregators with advanced security audits and gas optimization. Leverage our 48-hour matching to capitalize on market opportunities while reducing smart contract vulnerabilities by 60%. Trusted by 250+ startups for mission-critical blockchain infrastructure.
Build NFT Marketplaces with Web3 Integration
Deploy feature-rich NFT platforms with ERC-721A, IPFS storage, and seamless wallet integration (MetaMask, WalletConnect). Our verified Ethereum specialists implement lazy minting, royalty mechanisms, and Layer 2 scaling solutions to reduce gas fees by 80%. Human-matched developers deliver marketplace MVPs in weeks, not months, with full engineering pod support for front-end and smart contract development.
Scale Layer 2 Solutions for High-Volume Applications
Our vetted Ethereum experts implement Optimistic Rollups, zkSync, or Polygon integration to handle 1000+ TPS while maintaining Ethereum security. Perfect for gaming dApps, payment systems, or high-frequency trading platforms facing mainnet congestion. Access developers experienced in state channels, sidechains, and cross-chain bridges—all matched within 48 hours through our AI-backed process with no upfront fees.
Implement Zero-Knowledge Proof Privacy Solutions
Build privacy-preserving Ethereum applications using zk-SNARKs, zk-STARKs, and Circom circuits. Our top 5% blockchain developers create confidential transaction systems, private voting mechanisms, or compliant DeFi solutions meeting 2025 regulatory standards. With 12,000+ technical assessments monthly, we match you with cryptography specialists who balance privacy with transparency across 160+ countries.
Modernize Smart Contracts with Upgradeable Architecture
Migrate legacy Ethereum contracts to proxy patterns (UUPS, Transparent, Beacon) enabling seamless upgrades without losing state or user funds. Our human-matched developers implement OpenZeppelin standards, comprehensive test coverage, and multi-sig governance. Reduce security risks by 70% while maintaining protocol flexibility. Globally compliant solutions delivered by engineers with 97% client satisfaction ratings.
Automate Cross-Chain Bridge Infrastructure
Deploy secure multi-chain bridges connecting Ethereum with Polygon, Arbitrum, BSC, and other networks using LayerZero, Chainlink CCIP, or custom relayer systems. Our verified developers implement atomic swaps, liquidity pools, and fraud-proof mechanisms. Enable seamless asset transfers with 99.9% uptime—critical for 2025's interoperable blockchain ecosystem. Full engineering pods available for complex integrations.
Build DAO Governance Platforms with On-Chain Voting
Create decentralized autonomous organizations using Governor contracts, Snapshot integration, and token-weighted voting mechanisms. Our Ethereum specialists implement proposal systems, treasury management, and delegation features compliant with emerging DAO regulations. Access 20,000+ candidates to find developers who've built governance systems managing $10M+ in on-chain assets. No upfront fees—pay only for successful hires.
Deploy AI-Enhanced Smart Contract Auditing Tools
Combine Ethereum expertise with AI/ML to build automated vulnerability detection systems using Slither, Mythril, and custom GPT-4 models. Our top 5% developers create CI/CD pipelines with real-time security monitoring, reducing audit costs by 50%. Perfect for protocols launching in 2025's security-conscious environment. Matched in 48 hours through our human-matched, AI-backed process with proven technical assessments.
Create Tokenized Real-World Asset Platforms
Build compliant RWA tokenization systems for real estate, commodities, or securities using ERC-3643 and regulatory frameworks. Our globally compliant developers (160+ countries) implement KYC/AML integration, fractional ownership, and automated dividend distribution. Transform traditional assets into liquid blockchain instruments with developers trusted by 250+ startups. Full engineering capabilities from smart contracts to regulatory documentation.
Scale your team month-to-month with vetted freelancers, perfect for changing needs.
One-time fee for a fully-vetted, permanent, and globally compliant team member.
Kick off your next big project with a complete engineering team & end-to-end support.
97% client satisfaction
Our human-matched, AI-backed process connects you with top 5% Ethereum developers who consistently exceed expectations. With 250+ startups trusting Index.dev, we've perfected the art of matching blockchain talent to project needs.
5+ AI assessments
Every Ethereum developer in our network passes rigorous smart contract auditing, Solidity proficiency tests, and real-world DApp deployment scenarios. Our 5-step vetting process guarantees you're hiring from the top 5% of blockchain talent globally.
Developers in 48 hours
Our AI aggregator instantly surfaces pre-vetted Ethereum developers from our global talent pool, while our human experts ensure perfect cultural and technical fit. Fully compliant hiring in 160+ countries with no upfront fees—pay only for successful hires.
1 minute
Post a job
Sign up & tell us about your project and the skills you’re looking for.
48 hours
Screen candidates
We send you 3 hand-picked interview-ready JavaScript developers for your role.
2-3 days
Interview devs
Sign up & tell us about your project and the skills you’re looking for.
Final step
Hire devs
Once contracts are signed, you and your dedicated developer can start working together, under our management.
high performing vetted talent from Balkans, CIS & LATAM
longer commitment compared to in-house engineers
technologies covered, from Python & Java to Rust & Scala
the average industry experience of our tech talent
months average job engagement
with a 30-day payback, replacement discount, no extra fees
How quickly can I hire Ethereum Developers through Index.dev?
What's included in your Ethereum Developers vetting process?
What are the hourly rates for Ethereum Developers?
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How does the AI-backed matching work?
What if the Ethereum Developer doesn't work out?
Offshore Team | Individual Contract | Direct Hire
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Grow your Development capabilities.
Index.dev connects you with top 5% Ethereum Developers from our pool of 20,000+ verified candidates. Trusted by 250+ startups for specific technical capabilities. Human-matched precision with AI-powered speed.
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