AIEXK is a marketplace for top smart contract engineers, developers, experts and coders. CEOs, CTOs, and management at top companies and startups work with AIEXK smart contract freelancers to augment their development teams for smart contract development, app development, web development, and other software development projects to achieve their business needs.
Toptal’s work was a crucial milestone that enabled us to scale our engineering teams and systems in step with our rapid growth.
Mark Marcantano, Technical Program Manager, Calm
Trusted by leading brands and startups
Featured Talent
Smart Contract Developer
John is a full-stack blockchain developer with 10+ years of experience, deploying 150+ Solidity smart contracts (ERC-20/721/1155) across Ethereum Mainnet and L2s, including Polygon, Arbitrum, and zkSync. He brings deep Solana and Rust expertise covering tokens, staking, and DEX integrations, and builds production multi-exchange trading platforms with real-time pipelines. As an AWS Certified Developer Associate, John delivers end-to-end solutions from smart contracts to polished UIs.
Smart Contract Developer
Julian is a full-stack Web 3.0 developer and consultant. He specializes in solidity smart contracts design, development, and security considerations. He has founded QuantDeFi, a consulting company in the blockchain space that offers to solve all Web 3.0-related problems for clients looking to integrate blockchain solutions. Julian also features his skills in transaction automation, having constructed arbitrage and liquidation bots utilizing flash-loan technologies.
Smart Contract Developer
Alisson is an engineering manager and certified AWS Solutions Architect with 15+ years of experience building software, leading technical teams for companies in the US, Europe, Asia, and South America, full-time and part-time as a contractor, for startups and Fortune 500 companies reporting to the C-suite. He's very interested in AI (he has a machine learning certificate from Stanford from the legendary Andrew Ng), games, and physics in general.
Smart Contract Developer
Daniel is a lead Solidity developer with five years of experience in development and four years in Blockchain. He specializes in EVM protocols, decentralized finance, and NFTs. He's built several products in this space, including a Crowdfunding Protocol, a 200MM Stablecoin Protocol, an automated on-chain trading engine, and several NFT apps on Ethereum. Daniel is constantly learning about new projects, best practices, and design patterns in the EVM and blockchain protocol space.
Smart Contract Developer
Imi is a seasoned developer with over 30 years of experience leading and implementing systems to solve complex business problems. He has solid expertise in blockchains, mathematical and back-end coding, machine learning, trading, and systems design. Imi can help create a highly efficient version of whatever system a client is working on.
Smart Contract Developer
Abhi is an ML and Generative AI engineer with 5+ years of experience delivering production-grade AI solutions. He specializes in LLMs, RAG, diffusion models, transformer architectures, chain-of-thought prompting, fine-tuning, and prompt engineering. Abhi is skilled in deep learning, computer vision, NLP, embeddings, vector databases, and multi-modal systems. He designs scalable ML pipelines with GPU acceleration, low-latency inference, MLOps (CI/CD, monitoring), and containerized deployments.
Smart Contract Developer
Robert is an entrepreneur, IT manager, and developer specializing in blockchain. He has spearheaded dozens of large-scale projects, teams of over 40, and a budget of $30 million to deliver nationwide systems. Blockchain inspired him and changed the way he looked at IT systems. Robert is known for his innovation and strong ability to take a project from idea to successful implementation. He enjoys creating IoT solutions on Raspberry Pi and Arduino as a hobby.
Smart Contract Developer
Dominik is an elite blockchain security researcher and bounty hunter with consistent top placements in audit competitions and high-value bug bounties on Immunefi. Specializing in Solana and Rust-based protocols, he has identified critical vulnerabilities across DeFi platforms, smart contracts, and blockchain infrastructure. His transition from blockchain development to security research provides unique insight into both building and breaking protocols.
Smart Contract Developer
Sven has 20+ years of experience working on the most advanced and innovative technologies: IoT, data science, machine learning AI, and distributed systems. Since 2017 he has mainly focused on blockchain technology, working as a CTO and advisor, leading the technology and product definition. Sven developed smart contracts for blockchain-based decentralized finance platforms, token launch platforms, and real-world assets (RWA) tokenization with fractional ownership, securing over $100 million.
Smart Contract Developer
Joseph is an experienced full-stack developer who has worked on various projects, including crypto payment solutions and decentralized yield tokenization and trading. In his spare time, he occasionally works on arbitrage bots and, most recently, created YouTube videos to provide education on smart contracts and solidity.
All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.
We are so sure you will love your new team member that you can try working with them for a few days. Pay only if satisfied.
Hire talent within 48 hours. Scale your team up or down exactly when you need it, no strings attached.
We handle all aspects of billing, payments and NDAs. Let us take care of the overhead while you focus on building great products.
Choose the engagement type that suits your needs – hourly, part-time, or full-time – with the ability to change anytime.
Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.
26.4%Pass Rate
7.4%Pass Rate
3.6%Pass Rate
3.2%Pass Rate
3%Pass Rate
Professional Trading Strategies · Historical Win Rate 98%
If the copy trading contract incurs losses, the losses will be borne by both the platform and the trader.
Join the contract strategy copy trading; all projects are free.
If you are not satisfied with the strategy contract trader, you can change them at any time.
140+
Countries Served
30,000+
Clients Served
Our customers say Excellent4.7
out of 5 based on 2,219 reviews
Showing our favorite reviews
AIEXK gave us access to the best designers out there, saving us a lot of time and allowing us to build the best possible product.
Thierry JakircevicGeneral Manager, Digital Solutions , Bridgestone
Toptal’s talent is really excellent. They are able to work through large business problems and code incredibly efficiently.
Emily LemonSenior Director, Cleveland Cavaliers
The kind of people we looked for were hard to find. AIEXK helped us achieve our goals by bringing high quality resources to bear on very short notice.
Elmar PlatzerDigital Transformation Leader , CSR
If you’ve tried working with other vendors, AIEXK is going to be a different type of company to work with; they’re going to meet you where your needs are.
Matthew SchumacherSenior Product Manager , Alpha - Precision Drilling
Top smart contract developers are in high demand. Ready to get started?
