Experienced blockchain support engineer with 3+ years of experience and demonstrated history of working in the Information Technology and Services industry. Skilled in web3, Javascript, Solidity, Node, DeFi, and SQL. Strong technical and administrative professional with a passion for code and blockc
Passionate software engineer with extensive experience in Python development, Django, React, and AWS, complemented by a strong background in competitive programming. I have successfully led backend and full-stack projects involving AI integrations, web scraping, and scalable API deployments. Profici
I am a fullstack software engineer with blockchain expertise, driving nearly 7 years of real world experiences in fullstack web development, mobile app development and blockchain technology. Looking for an opportunity with cool projects. I believe passion and curiosity always win. Portfolio: https:/
I am a reliable, passionate, and talented developer, who has a strong background and 5+ years of experience in Blockchain and Web technologies and a highly motivated self-driven developer, who holds a strong passion for exploring emerging technologies. I have played a key role in turning startup co
I’m a 2nd year generalist engineering student, deeply passionate about blockchain, Ethereum, and DeFi since summer 2023. Curious, adaptable, and hardworking, I’m keen to gain hands-on experience in a dynamic professional environment. I am open to tackling both technical and strategic challenges, qu
I am a **Software Engineer** with over **10 years** of experience specializing in **React.js**, **Next.js**, **golang** and **Nest.js**. I’ve worked for both **big corporations** and **fast startups**, and I’m passionate about building innovative products with **clean, well-documented**, and **perfo
Innovative Blockchain Developer with 7+ years of experience in designing and implementing dApps on Bitcoin, Ethereum, Solana, and Cosmos Network. Proficient in smart contract development, consensus algorithms, and cryptographic protocols. Looking for a challenging role to leverage my blockchain skil
After exiting from my previous Techstars funded startup, I'm looking to move onto my next opportunity. I have worked in tech since 2016 and have a passion for solving business problems (I'm serious).
My curiosity and a never-ending anxiety to keep learning has helped me scale my knowledge and build connections in the industry. I'm -----, a web3 professional with diverse skillset and experience. My Analytical thinking and understanding of DeFi has been crucial to land me on my roles and freelance
I'm a Senior Full Stack Engineer with over 8 years of experience in cloud architecture, full-stack development, and system optimization. I specialize in AWS, microservices, CI/CD, containerization, AI, and blockchain. My strength lies in building scalable applications, optimizing performance, and le
I'm happy to share with you my CV, and a short introduction covers my years of experience. With over 11 years of marketing experience and more than 4 years of covering metaverse strategies, Defi, NFTs, Crypto, Token, Trading platforms, and Web 3.0. During those years, I built brands, led marketing s
Web3 Strategist | Crypto Trader | Community Builder Active in crypto & Web3 since early 2019, with deep experience in trading, market analysis, and researching high-potential projects across DeFi, DeSci, and Web3. Former Web3 CTO, involved in multiple projects from the ground up Built and managed
I am a highly experienced Machine Learning Engineer, specializing in the end-to-end product life-cycle of machine learning projects, and leveraging MLOps and Software Development techniques to achieve seamless product delivery within Cloud Infrastructure. My skills include a deep understanding of Py
Versatile and motivated Frontend Developer with 4+ years of experience delivering high-performance, user-focused web applications. Specialized in Web3 technologies and building scalable, secure blockchain-based solutions. Proven ability to work independently and collaboratively, with expertise in mo
Hello there! :) My story is quite simple, I'm a problem solver and creator by nature, who happend to fell in love with the crypto world. As a BIT and MBA graduate I'm well enough versed in the IT and finance world to find myself fitting in such a crossing not only technology-wise. My overall expe
As a Smart Contract Auditor, my expertise lies in the thorough examination of smart contracts to uncover potential vulnerabilities. Utilizing advanced techniques such as invariant and fuzz testing, as well as stateless and stateful fuzzing practices, I adeptly identify and address vulnerabilities wi
I bring over 15 years of extensive software development experience, with a focus on delivering innovative solutions in blockchain and software engineering. My career is marked by leadership in building and scaling high-performing teams, driving operational efficiency, and consistently delivering hig
Call me Geridos—I’ve been in crypto since 2012. Co-founder of MultiNFT with Max Hatchwell, we launched the first multi-game NFT in 2018, kickstarting the NFT-metaverse wave. As CEO, I built partnerships with Decentraland, Sandbox, Somnium Space, Bloktopia, and ReadyPlayerMe, plus countless others, w
I am a passionate software developer with over 14 years of experience in building robust and scalable applications. My expertise lies in .NET technologies, microservices architecture, and relational databases like SQL Server and PostgreSQL. I thrive in designing solutions from scratch, applying prin
I believe with a passion in Web3, advocate to "defend its promise" of being 'open, equitable, and fair' for everyone, and am a 'deep' generalist driven by work-ethic, profits, and technology. HOW: I help my clients and my team achieve measurable success through absolute customer focus; and excel at
I am an Oxford Certified Blockchain Expert, FinTech entrepreneur, CEO and Founder. Also, I have strong skills and background in Investment Banking along with being a member of ----- Institute https://www.cfainstitute.org/ and Chartered Institute for Securities and Investments (CISI) https://www.cisi
After 8 years working in export, I completely changed my career for Web Development. I worked in a startup in Geneva perfecting my skill in Node and React. I am now working in Code4rena mostly on TS, React, Gatsby. I am super curious, fast learner, driven, self-taught and passionate about code, bl
I'm a beginning blockchain developer/coder but have deep understanding of blockchain technologies, Defi, NFT's, Metaverse, and smart contracts and how they operate with a passion for learning. Social media and developing communities seem to come natural to me and enjoy interacting with fellow Web3 t
Results-driven Senior Frontend Developer with 10+ years of experience delivering responsive, high-performance web applications. Proficient in React, Next.js, and Web3 technologies, with a strong track record of optimizing user interfaces and integrating complex smart contract functionalities. Adept
As a seasoned Blockchain Developer, I bring over 10 years of experience in building secure, decentralized, and scalable blockchain solutions. Proficient in smart contract development, DeFi protocols, and Web3 integrations, I excel in architecting innovative blockchain applications that drive efficie
I’m a senior blockchain and full-stack developer with 8+ years of experience in building scalable DeFi platforms, decentralized exchanges (DEXs), and Web3 applications. I specialize in developing secure, gas-efficient smart contracts and have contributed to numerous blockchain projects. As a co-deve
Showing 30 Solidity Developers profiles out of 4,725+ Subscribe to Talent List to access them all.
When hiring a Solidity Developer, it's important to consider the following steps:
Define the project requirements and scope: Clarify what the project entails, what skills are required, and what the timeline is.
Look for experienced candidates: Look for candidates who have a strong portfolio and relevant experience.
Assess technical skills: Assess the candidate's coding ability and experience with Solidity and related technologies.
Test their problem-solving skills: Test the candidate's problem-solving skills by giving them a coding challenge or asking them to walk through their approach to a past project.
Evaluate communication skills: Ensure that the candidate can clearly and effectively communicate their ideas, both verbally and in writing.
Check references: Ask for references and follow up with previous employers or clients to get a better understanding of the candidate's experience and abilities.
Offer a fair compensation package: Offer a competitive compensation package that reflects the candidate's experience, market rate, and the value they will bring to your organization.
Provide a positive work environment: Offer a supportive and inclusive work environment to retain the best talent and foster their growth.
What are some Solidity Interview Questions?
Here are some potential interview questions for a Solidity developer:
What inspired you to start coding in Solidity, and what have been your most significant achievements in it so far?
Can you walk me through a recent project you worked on using Solidity?
Can you explain how Solidity handles inheritance, and how it differs from classical inheritance in other programming languages?
Can you discuss the various data types used in Solidity and how they are used?
Can you explain how the Solidity compiler optimizes the bytecode generated for a smart contract?
Can you explain the difference between a contract deployment and a contract call in Solidity?
Can you discuss some of the most common security issues that arise when coding smart contracts, and what techniques can be used to mitigate them?
Can you explain how the Solidity language handles errors and exceptions, and what techniques can be used to debug a smart contract?
Have you used any libraries or frameworks for developing smart contracts, and if so, which ones and why?
What is IMX?
How would you get a random number in Solidity?
Is Solana EVM compatible?
What EVM compatible chains do you know?
What is Solidity and why do I need to hire a Solidity Developer?
Solidity is a high-level programming language that is used to write smart contracts for the Ethereum blockchain. Smart contracts are self-executing contracts with the terms of the agreement between buyer and seller being directly written into lines of code. The code and the agreements are stored on the Ethereum blockchain, which is a decentralized, immutable ledger that is maintained by a network of nodes.
Hiring a Solidity Developer is crucial for businesses looking to develop decentralized applications (dapps) on the Ethereum blockchain, as well as for those looking to implement decentralized financial (DeFi) solutions. A Solidity Developer is responsible for writing, testing, and deploying smart contracts on the Ethereum network, and must have a strong understanding of the Ethereum Virtual Machine (EVM), its security considerations, and best practices for smart contract development. With the growing demand for decentralized solutions and the increasing popularity of the Ethereum blockchain, hiring a Solidity Developer can help organizations tap into new opportunities and stay ahead of the curve in this rapidly evolving industry.
What are the risks of hiring a wrong or bad Solidity Developer?
Hiring the wrong Solidity Developer can pose significant risks to your project, especially if it is built on the blockchain. A few risks include:
Security vulnerabilities: Poorly written smart contracts can result in security vulnerabilities, which can compromise the integrity of your project.
Performance issues: A bad Solidity developer might not write efficient code, resulting in performance issues and longer confirmation times.
Time and cost overruns: Hiring a bad Solidity developer can result in longer development time and cost overruns, as the developer might need to go back and redo significant portions of the code.
Lack of expertise: A lack of expertise can result in incorrect implementation of complex features, leading to functionality problems that are difficult to fix.
Unforeseen errors: Unforeseen errors can occur if the code is not properly tested and validated, which can cause significant harm to your project and reputation.
Therefore, it is crucial to thoroughly vet and hire a skilled, experienced, and reputable Solidity developer who can deliver high-quality code that meets your requirements.
How much does it cost to hire a Solidity Developer? What's a typical Solidity Developer Salary?
The cost of hiring a Solidity developer varies depending on several factors, such as location, experience, and skill level. Generally, salaries for Solidity developers can range from $50,000 to $200,000 per year, or more for senior and highly experienced developers. The cost of hiring a Solidity developer may also include benefits, bonuses, and other compensation packages. The exact salary range for a Solidity developer will depend on several factors, including the size of the company, the location, the level of experience, and the specific skills and qualifications the developer brings to the table. It's also important to note that, because the cryptocurrency and blockchain industries are rapidly growing, demand for Solidity developers is high, which can drive up salaries.