4,505+ Solidity Developers for Hire in Curitiba, PR, Brazil, Eindhoven, Netherlands , San Francisco, CA, USA, india and Porto, Portugal. Hourly rates ranging from $0/hr to $0/hr. Browse and contact them below. Questions? Read the FAQ below.
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
I got into the blockchain space about 6 years ago, and founded the Caribbean Blockchain Network. There, we focused primarily on content creation, research, and hosting blockchain events in the Netherlands and Curaçao, with the aim to “bridge the blockchain knowledge gap” that is inherent to the Cari
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
Full Stack developer with experience in building web applications and a strong interest in Web3 development. With a solid foundation in programming and software development, I’m skilled in Solidity, JavaScript, C#, TypeScript, .NET Core, NodeJS, Angular, React, and others. Critical thinking, autonom
I've been passionate about blockchain science university and trying to grow myself in this field little by little though my own country banned crypto currency. So, there is no crypto oriented activities in my country let alone jobs. But I believe in myself and still want to pursue my career on Block
I am a seasoned blockchain developer and DeFi specialist with extensive experience in designing, building, and deploying decentralized applications (dApps) and smart contracts across multiple blockchain ecosystems. My expertise spans from smart contract development and protocol optimization to node
Smart contract engineer with 3 years of experience. I enjoy working with Solidity, because to write a high quality contract I am thinking like an attacker. For me this is like a game, where only 1 winner, you or hacker. This helps me to build a secure and scalable decentralized solutions on Ethereum
I have been working as a full stack developer for 7 years. During this , I have developed so many projects from scratch to production. I started with frontend development. For the first time I get a project, I tried more than others to make it true my dream - to become a second "Bill Gates". As I wa
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!
42 years old technical team leader, passionate with innovation, seeking the next product to build with a team of talented individuals. From mobile phone production to crypto and blockchains, my hybrid profile matches well with a large range of proactive teams. I was recently the technical team lead
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
Highly motivated professional customer oriented software developer 4 years of experience. A dynamic organizer and an intelligent strategist, A search engine for optimized solutions. Passionate about being in an implementation phase of a career as a professional web developer. Good analysis skills an
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 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
My journey began with a strong passion for computer science, which led me to earn my degree at the Technical University of Munich. Over the past seven years, I’ve specialized as a Blockchain and Full Stack Developer, building secure and scalable decentralized applications. Working on platforms like
I've been doing software for more than 10 years. For a while I dedicated full time on front-end. Now I'm working with blockchain and distributed computation.
As a senior Blockchain developer with specialized expertise in decentralized finance (DeFi), I have successfully designed and implemented a sophisticated trading platform that demonstrates advanced technical capabilities. My platform integrates complex blockchain technologies, showcasing my ability
Early-stage AI researcher with a DeFi background as a Product Director and over 3 years in scaling Web3 projects from 0 to 1. Proven track record of driving growth and achieving milestones, now poised to leverage my skills and expertise to innovate within emerging technology sector.
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 am currently in the Ethereum Blockchain space exploring the new way to develop DApps and performing the security check for smart contract for robust and scalable Dapps in ethereum. Currently, working on hardhat, foundry-forge and smart contract security.
Experienced Game Developer | Graphics Engineer with a demonstrated history of working in the Game Development industry and field of 2D/3D Rendering. Skilled in Unity3D, WebGL, Casual Games, Gameplay Programming, Multiplayer, PC, Console, Web, and Mobile Games. I have worked on world-class projects i
Currently working as a Associate Delivery Level 3 –New Tech Group (Blockchain) in Smart Data Enterprises Ltd on the project of NFT Marketplace (ERC 721). Designed and developed the smart contracts,ERC 20 token using the solidity and implemented test scripts on the smart contracts using the truffle f
👋 Hi There! I am a Senior Application Support Specialist with a double major in Information Systems and Computer Science. I have accumulated 8 years of experience so far in the Application Support space and have worked in all sorts of industries and companies. I have worked and supported companies
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
I am a seasoned Senior Front End Engineer with over 15 years of full-stack development experience, highlighted by a deep-seated passion for the evolving landscape of digital technologies. After earning a BSc in Computer Systems Engineering from Piraeus University of Applied Sciences, I embarked on a
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 started my crypto journey to help my family financially, I paid for my entire college fees from crypto profits only. I got attracted towards blockchain and hence decided to make my career in it. I have been working as a blockchain developer for over 2 years and currently pursuing MBA in blockchain
Hello everyone! I've been involved in the crypto space for the last 6 years. I started working in crypto 4 years ago for different top crypto companies such as Bitget, Mina Protocol, CoinEx ect in roles such as: • Head of Community • Marketing Manager • Chief Operations Officer • Head of Busine
Showing 30 Solidity Developers profiles out of 4,505+ 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.