4,533+ Solidity Developers for Hire in Kenya , Porto Alegre, Brazil, Abuja, Nigeria , Boonton, NJ, USA and Relocating to Europe. Hourly rates ranging from $0/hr to $0/hr. Browse and contact them below. Questions? Read the FAQ below.
I enjoy excellent products. And I want to build more of them. This goal enabled me to build the core product of multiple early-stage startups, often joining the team as the second or third developer. This required me to develop and practice an ownership mentality and think beyond full-stack developm
I am a determined, self-managed, intellectually curious Frontend Engineer based in Boonton, NJ. Skilled in designing, developing, and testing multiple web-based applications incorporating a wide range of technologies. By immersing myself in new projects, I generate inventive, logical concepts and u
I bring over 14 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
Certified Smart Contract Auditor & Self-learned Solidity developer, currently working in Python as Lead Product Developer with 11 years of programming experience, actively looking for opportunities in the world of Blockchain/Crypto/DeFi.
I work on building and optimizing web apps, mostly using JavaScript frameworks like React, Next.js, Vue, and Angular. On the backend, I’m pretty comfortable with Node.js, Express, Python, Django, and Laravel. Back in 2019, I got really interested in blockchain and thought, “why not teach myself?” S
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 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
Hello! I'm ----- -----, a frontend developer with a B.Tech in Electronics and Telecommunication Engineering from IIIT Bhubaneswar. I specialize in creating dynamic and user-friendly web applications using a diverse range of technologies. Frontend Development Expertise: -Languages: JavaScript, Type
I am ----- -----, a seasoned professional with a Ph.D. in Systems Science, specializing in blockchain and Web3 technologies. Over the years, I’ve honed my expertise in Solidity, Rust, DeFi protocols, and DAO governance, coupled with a robust foundation in programming languages such as Python, C++, a
letters describe myself: LLL - "LIFE LONG LEARNER", I'm obsessed by knowledge 🤓 👉🏼 Graduated in Business Administration, I have a solid background as Financial Consultant. Back then, I used to help companies (services companies and industries) with Financial Planning and Strategic Planning using
Hey~ I am a seasoned Web3 developer with over 8 years of experience. I've been part of some cool projects: - MBD Financials: Helped launch the NFT Marketplace - Omni Mosquitoes NFT: Helped them with multichain NFT Collection - CryptBartex: Helped them to develop a complete solution for Digital Ass
French engineer specializing in blockchain development, and several years' experience as a blockchain and fullstack developer, I'd be delighted to talk to you about this job. Curious, passionate and adaptable, don't hesitate to contact me!
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
I am a generalist in the blockchain space. I can do Web3, backend, infrastructure, architecture design, implementation, lead the team, and do security audits. Experience: I have been in the crypto space since 2016. I led many blockchain projects from the ground up in the early days, even without a
An Engineer, a certififed Blockchain Deveoper, who has worked on 8 projects and believes that Blockchain can be as or more revolutionary than internet and is keen to work on it
I'm a Computer Science graduate from Bandung Institute of Technology with a strong background in Software Engineering. Currently, I am deeply interested in the field of Web3. I have a keen interest in finance and economics. I have been actively investing in the Indonesian stock market since 2020. Re
I'm -----, a Software Developer with 10 years' experience in frontend / backend development. I considered myself a "perennial student", and I stay in touch with the latest technologies. I am very passionate about decentralized finance and blockchain technologies. I've been involved in multiple crypt
I am a results-driven software developer with over 4 years of experience working with top-tier companies like IBM. My expertise spans JavaScript, TypeScript, Python, Next.js, and Solidity, enabling me to build innovative, scalable solutions for web development and blockchain technologies. With a pas
As a skilled software developer with 10 years of experience, I specialize in building scalable and efficient applications using Golang, Solidity, React, TypeScript, Python, PHP and SQL. My transition into the Web3 space has allowed me to combine deep technical expertise with blockchain innovation.
I understand that I may not yet fit the senior engineer profile typically sought in job postings, but I believe that doesn’t mean I can’t bring value to your team. As a motivated fourth-year engineering student, I’m eager to apply my technical skills, entrepreneurial mindset, and passion for Web3 to
Hackathon Experience: - BNB Q2 Hackathon: Developed a DApp for cross-chain NFT transactions, honorable mention. - EthStorage Hackathon: decentralized music social platform as a smart contract and Go back-end developer. - BNB Q3 Hackathon - Clownfish Finance: Participated in the development of a DeF
I create and modify existing blockchain solutions using modern technologies in various fields of economy: Financial systems, GameFi including Metaverse, Intellectual property rights like NFT, Crypto trading systems, Gambling, Distributed data storage technologies, Entertainment applications, Social
I am a Blockchain Developer and Cybersecurity professional with 4 years of experience in the web3 space, specializing in building secure and innovative decentralized applications. My blockchain expertise includes: - Smart Contracts Development: Proficient in Solidity, with experience designing and
About me in a nutshell 1. I’m QA Senior engineer (QA Lead) - with 8 years of experience 2. last 3 years - I’m working with Blockchain projects (Crypto Exchanges, DEFI and etc. ) 3. I have deep knowledge about testing of Dapps 4. I have long successful experience in startups from seed round till fina
My name is ----- ----- ----- and my enthusiasm, professionalism, and timeliness have seen me deliver several projects on Ethereum and Solana blockchain. I have an academic background and can be the right fit for a research team. Moreover, my passion for Cryptography and Blockchain Technology has see
- Web3 Developer building and maintaining high-performance decentralized applications, proficient in Solidity smart contract development and Ethereum ecosystem. -Demonstrated expertise in enhancing user engagement and decentralized application adoption by 25%. -Skilled in implementing cutting-edge
I'm ----- ----- , Passionate third-year engineering student with a drive for innovation and problem-solving. 🚀Proficient in Programming languages like Python, JavaScript , Solidity and C++. And Frameworks & Libraries like in React js, Node.js, Express.js, Next js and Ether js, Databases like MongoD
Showing 30 Solidity Developers profiles out of 4,533+ 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.