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 and dApps
Our top 1% Ethereum developers, human-vetted from 30,000+ engineers from LATAM and CEE, architect and deploy production-ready decentralized finance protocols using Solidity 0.8+, Hardhat, and EIP-4337 account abstraction. Build lending platforms, automated market makers, yield aggregators, and cross-chain bridges with advanced security patterns including reentrancy guards, access control, and upgradeable proxy contracts. Deliver gas-optimized smart contracts that reduce transaction costs by 40% while ensuring audit-ready code quality. Perfect for fintech startups and enterprises entering DeFi in 2025's regulated blockchain landscape.
Build Enterprise-Grade NFT Marketplaces
Deploy sophisticated NFT platforms with our human-matched Ethereum specialists who implement ERC-721, ERC-1155, and ERC-6551 token-bound accounts for dynamic digital assets. Create scalable marketplaces with IPFS/Arweave storage, lazy minting, royalty enforcement via EIP-2981, and Layer 2 integration using Arbitrum or Optimism for 95% lower gas fees. Our engineers from LATAM and CEE build custom auction mechanics, rarity algorithms, and Web3 wallet integration that handle millions of transactions. Trusted by 250+ startups to deliver NFT solutions that drive user engagement and revenue growth.
Scale Smart Contract Infrastructure
Our AI-first platform matches you in 48 hours with Ethereum architects who optimize blockchain performance using Layer 2 solutions, state channels, and rollup technologies. Implement Polygon zkEVM, Base, or custom rollups to achieve 10,000+ TPS while maintaining Ethereum security. Deploy automated monitoring with Tenderly, OpenZeppelin Defender, and custom alerting systems that prevent exploits before they happen. Build modular smart contract architectures with diamond patterns and proxy upgrades that reduce deployment costs by 60%. Access full engineering pods for complete blockchain infrastructure modernization.
Implement Web3 Security and Auditing
Secure your Ethereum applications with top 1% blockchain security engineers who conduct comprehensive smart contract audits using Slither, Mythril, and formal verification with Certora. Our human-vetted experts from LATAM and CEE identify vulnerabilities across reentrancy, front-running, oracle manipulation, and access control before deployment. Implement multi-signature wallets, time-locks, emergency pause mechanisms, and bug bounty programs that protect millions in digital assets. With 12,000+ technical assessments monthly, we match you with specialists experienced in post-exploit recovery and compliance with SOC 2 and ISO 27001 standards.
Develop Cross-Chain Interoperability Solutions
Build seamless blockchain bridges and cross-chain protocols with Ethereum developers who master LayerZero, Chainlink CCIP, and Wormhole integration. Create trustless asset transfers between Ethereum, Binance Smart Chain, Solana, and emerging networks while maintaining security through cryptographic proofs and validator consensus. Our engineers implement atomic swaps, wrapped tokens, and omnichain fungible tokens that expand your protocol's reach by 300%. No upfront fees means you only pay for developers who deliver production-ready interoperability that captures multi-chain liquidity in 2025's fragmented blockchain ecosystem.
Automate Smart Contract Testing and CI/CD
Deploy bulletproof blockchain development pipelines with Ethereum engineers who build comprehensive testing frameworks using Foundry, Hardhat, and Brownie. Implement property-based testing with Echidna, fuzzing campaigns, and gas optimization benchmarks that catch edge cases before mainnet deployment. Our human-matched developers from LATAM and CEE create automated deployment workflows with GitHub Actions, contract verification on Etherscan, and staged rollouts across testnets to mainnet. Achieve 95%+ code coverage and reduce critical bugs by 70% with engineering practices trusted by enterprises like Vodafone and Entrupy.
Integrate Real-World Assets with Tokenization
Transform traditional assets into blockchain-based securities with Ethereum developers experienced in ERC-3643, ERC-1400, and regulatory-compliant tokenization frameworks. Build platforms for real estate fractionalization, carbon credit trading, supply chain provenance, and institutional-grade security tokens with built-in compliance rules for KYC/AML and investor accreditation. Our top 1% engineers implement oracle networks using Chainlink and API3 for real-time asset pricing and automated settlement. Access globally compliant development across 160+ countries with 40-60% cost savings compared to traditional financial infrastructure development.
Create AI-Powered Blockchain Analytics
Unlock on-chain intelligence with Ethereum developers who combine smart contract expertise with machine learning for predictive analytics, fraud detection, and market intelligence. Build custom indexers using The Graph protocol, Dune Analytics SQL, and Python-based data pipelines that process millions of transactions for pattern recognition. Our human-vetted engineers from LATAM and CEE deploy AI models that identify wash trading, detect Sybil attacks, and predict gas price optimization saving users 30% on transaction costs. Perfect for DeFi protocols, exchanges, and compliance teams navigating 2025's data-driven blockchain landscape.
Build DAO Governance and Treasury Management
Architect decentralized autonomous organizations with Ethereum specialists who implement Governor contracts, snapshot voting, quadratic funding, and token-weighted governance using OpenZeppelin and Aragon frameworks. Create sophisticated treasury management systems with multi-sig controls, automated yield strategies, and transparent fund allocation that manages $10M+ in community assets. Our AI-backed matching process delivers developers experienced in governance attack prevention, proposal execution automation, and community incentive design. With 97% of clients returning for a second engagement, we provide ongoing support for evolving DAO requirements and regulatory compliance.
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.
$146K
Average Ethereum developer salary in the U.S. market
220%
Growth in blockchain developer demand since 2020
18,000+
Active Ethereum developers globally on GitHub
96%
Of enterprises exploring blockchain technology adoption
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
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