About the Company:  Shardeum is building a layer 1, EVM-based, linearly scalable, smart contract platform that provides low gas fees forever while maintaining true decentralization and solid security through dynamic state sharding. Shardeum aims to be a chain capable of onboarding over a billion people to the crypto revolution, while also democratizing accessibility to decentralization. Shardeum’s mission is supported by prominent Venture Capitalists in the blockchain space, and we are on track to become one of the most widely used and well known smart contract platforms in blockchain history.We encourage you to browse our website, Whitepaper, Discord and YouTube channel to learn more about the project. You can even try downloading our validator software and joining our Testnet. We encourage people of all backgrounds to apply. Your talent and potential is what matters most to us. Shardeum is committed to creating an inclusive culture.About The Role: The Engineering team at Shardeum is responsible for delivering the Shardeum Mainnet and developing critical components such as the smart contract platform, consensus layer, and protocol layer. As part of this team, the SDET (Software Development Engineer in Test) will play a key role in ensuring the quality, reliability, and performance of Shardeum’s decentralized platform through robust test automation, debugging, and validation processes. This role is ideal for engineers who have a passion for test automation, load testing, and identifying root causes of bugs to enhance blockchain performance and scalability. If you’re excited about solving unique challenges in the Web3 space and driving innovation in blockchain testing methodologies, we want to hear from you! What You'll Be Doing:

Analyze bug tickets, debug code, and identify the root cause of errors across the Shardeum platform. Design, develop, and maintain test automation frameworks and reusable test scripts to validate core functionality, including nodes, consensus mechanisms, smart contracts, and blockchain transactions. Utilize cutting edge AI tools to make testing faster and more efficient (Cursor, Github Copilot, Windsurf, Cline, etc..) Develop and execute load testing scripts to validate system performance under high transaction loads and varying node configurations. Create comprehensive test coverage through functional, integration, system, and regression testing while optimizing test suites and identifying performance bottlenecks. Develop end-to-end (E2E) test cases for complex workflows, ensuring reliability of consensus protocols and smart contract execution. Collaborate closely with development teams to integrate testing into CI/CD pipelines, improve testing workflows, and troubleshoot dependency failures. Build and maintain internal tools to improve developer experience, productivity, and test efficiency. Troubleshoot highly complex automated testing failures using industry-standard frameworks and custom tools, working with developers and backend partners to triage issues and improve E2E reliability. Develop monitoring tools and utilities to track blockchain-specific performance metrics and test results. Participate actively in agile ceremonies, including sprint planning, stand-ups, and retrospectives, to drive testing best practices. Continuously research and adopt innovative tools, frameworks, and testing methodologies to improve quality, scalability, and efficiency of testing processes.

What We're Looking For:

5+ years of experience in Software Engineering or SDET roles with a focus on testing. Proficiency in programming languages like TypeScript/JavaScript and Node.js, with the ability to develop robust and reusable test scripts. Ability/desire to write Unit Tests in TypeScript/JavaScript and Node.js Proven ability to analyze and debug complex codebases, troubleshoot multi-tier web architecture issues, and identify root causes of failures. Experience integrating automated tests into CI/CD workflows (e.g., GitHub Actions, Jenkins). Expertise in defining and implementing release, regression, and smoke testing strategies for large, multi-team applications. Experience with white-box testing methodologies to ensure deep validation of internal components. Strong problem-solving and critical-thinking skills, particularly in analyzing blockchain-specific issues. You have a tester mindset, are curious, and excel at designing innovative and interesting test scenarios. You are creative in applying proven tools/test frameworks as well as crafting new solutions to challenging problems. Knowledge of Agile/Scrum methodologies and the software development lifecycle. Excellent verbal and written communication skills for clear bug reporting and collaboration across teams.

We'd Love If You Have:

Experience with testing decentralized applications (dApps), consensus protocols, or blockchain platforms. Experience in running nodes within blockchain networks and monitoring performance metrics. Familiarity with blockchain tools and frameworks (e.g., Web3.js, Hardhat, Truffle). Hands-on knowledge and experience with AI tools (Cursor, Github Copilot, Windsurf, Cline, etc...), and the ability to demonstrate how you utilize them in your day to day. Contributions to open-source projects related to testing, automation, or blockchain. A passion for emerging technologies, including Web3, AI, and distributed systems. Experience using or contributing to the Shardeum open-source repos. Familiarity with blockchain performance benchmarks and profiling tools. Knowledge of the Bitcoin and Ethereum whitepapers.

We are building the infrastructure for Web 3.0. It's going to be a rollercoaster ride but promises to be fun.

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About the company and the project:

Dynamic IT software development company specializing in IT development and project management services mostly in web3 industry in the search for aBlockchain Developer. We support digital asset exchanges, copy trading platforms, B2Copy platforms, gaming applications, Web3, and blockchain applications, delivering high-quality, scalable, and secure solutions.

Your tasks on the position:

• Develop, test, and deploy secure and efficient smart contracts using Solidity
• Design and implement blockchain architecture and infrastructure for various use cases
• Write clean, reusable, and well-documented code following industry best practices
• Collaborate with front-end and back-end developers to integrate blockchain functionality with applications
• Conduct rigorous testing and debugging to ensure the security and functionality of smart contracts
• Stay up to date with the latest trends and advancements in blockchain technology
• Provide technical insights and recommendations for blockchain solutions

Requirements:

• 3+ years of experience in blockchain development with a strong focus on smart contracts
• Demonstrated ability to write secure, gas-efficient, and optimized smart contracts
• Hands-on experience with blockchain frameworks like Ethereum, Polygon, or other EVM-compatible chains
• Deep understanding of Layer 2 blockchain architectures (e.g., rollups, zkEVMs, optimistic rollups) — including bridging, state commitment, and fraud/validity proofs
• Solid grasp of blockchain security best practices (e.g., reentrancy, access control, gas efficiency, upgradability patterns)
• Ability to design scalable on-chain/off-chain architectures, including interaction with relayers, oracles, and decentralized storage
• Strong understanding of blockchain concepts, including consensus algorithms, token standards (ERC-20, ERC-721, ERC-1155), and decentralized applications (dApps)
• Familiarity with tools like Truffle, Hardhat, Remix, and Ganache
• Proficient in programming languages such as JavaScript, TypeScript, or Python for blockchain integration
• Experience with version control systems like Git
• English С1+

Will be an advantage:

• Experience with DeFi protocols, NFTs, or Web3 development, ideally with DePin too
• Familiarity with layer-2 scaling solutions and cross-chain communication protocols
• Knowledge of Docker, Kubernetes, or similar container orchestration tools
• Exposure to cloud platforms such as AWS, Azure, or Google Cloud
• Participation in open-source blockchain projects or contributions to the blockchain community

Benefits:

• Regular salary increases
• Career growth possible faster than in different companies
• Paid sick leave
• Medical insurance
• Residential UAE visa

Apply Now:

3METAD - Revenue-based / Percentage-based compensation model to its employees.

We are looking fora Solidity / Full Stack Developerto work on exciting projects for the next-generation gaming and metaverse. If you're passionate about building cutting-edge, innovative software and want to work on projects that will impact the gaming and metaverse industries, we want you on our team!

Our Orc tribe is a pool of brilliant Orcs from many disciplines, such as 3D artists, concept artists, game developers, graphic designers, community moderators, front developers, and blockchain developers worldwide. We banded together to bring high-quality 3D content to the Meta Verse and NFT Space and self-publish our collections, games, and items. Our mission is to provide the highest quality 3D content and services to the community and self-publish our collections, games, and items.

❓WHO ARE WE LOOKING FORWARD TO HIRING?❓

You have2+ years of work experience or portfolio to demonstrate skills in front-end, back-end, and other languages (solidity/typescript/python, etc.), competencyin blockchain, smart contracts, and dapps development.Sounds like you? Then this job is for you!

❓HOW❓

We get better every day. Our technical abilities should never limit our ideas but direct our attention to the challenge;

We question the status quo. We don't accept yesterday's answers to tomorrow's challenges.

We follow our moral compass. Our values guide our decisions.

We surround ourselves with people who believe in our mission. We fail, learn, and grow. We want our successes and failures to contribute to the collective wisdom of our profession.

⏲HOURS⏲

You know yours is better than ours because you have different clocks. You are expected to work 18 hours a week, with one day per weekend. The times were built around your availability and our team's hours.

✅COMPENSATION ✅

Revenue-based / Percentage-based compensation model to its employees. There is no upfront payment available at the moment, No Investors or Revenue.

Primary Model: You'll receive a percentage of the company's profits. This aligns your success directly with the company's performance. The more the company grows, the more you earn.

Department Allocation: Each department is assigned a percentage of all earnings. Your share will be based on your contribution and output within the marketing department.

Commission Structure:

Sales-Driven: Commission will depend on the sales obtained from projects you contribute to. This is designed to reward direct results and high performance.

Project-Based Distribution: Commissions are distributed based on the contribution/output on a per collection/project basis.

✅Equity: ✅

We are also offering company equity as part of our long-term compensation package. This is an excellent opportunity for someone who wants to be a part of a growing company and have a real stake in its success.

⭐ Experience ⭐

We are seeking a skilled Web Developer with a strong emphasis on front-end development and JavaScript. The ideal candidate should possess a robust understanding of web development languages, particularly JavaScript, and have a passion for integrating art and design into highly functional web layouts and wireframes.

**Experience Requirements:**

- Minimum 2 years of experience in website development.

- Proficient in front-end technologies: JavaScript, HTML5/CSS3, Reactjs, NodeJS, Next JS, and WebGL.

- Experience in creating customer-facing websites with engaging design and functionality.

- Metadata understanding and development for complex assets and collections.

- Familiarity with SEO best practices to ensure optimal website performance.

- Skilled in using Github and Vercel for project development and deployment.

- Experience with AWS, API hosting/creation, and data manipulation tools (e.g., Redux).

- Knowledge of Solidity, Typescript, Python, Vue, Ethereum, Blockchains, Smart Contracts, Dapps, Web3.

- Understanding of Truffle, GQL, Moralis, Web3js/Ether JS.

- Knowledge of blockchain standards such as ERCA721 & ERC1155D.

- Familiarity with DAO and De-Fi concepts.

- Experience in creating stable, efficient tokenomics processes.

👍 Preferred 👍

- Portfolio showcasing previous web development projects.

- Experience in blockchain development, including Dapps, GameFi, or related areas.

- Bachelor's degree in Computer Science or related field, or equivalent experience.

✨Roles and Responsibilities ✨

- Deliver tasks promptly with accurate time estimates.

- Write clear, maintainable code with comments, ensuring minimal repetition.

- Collaborate with the team on product improvement and expansion.

- Develop secure, scalable smart contracts and Ethereum blockchain solutions.

- Be an integral part of a full-stack development team on diverse blockchain products.

- Test, document, and conduct code reviews to ensure quality and learnability.

- Coordinate across teams to deliver features efficiently.

- Provide technical expertise in feature development and foresee potential issues.

- Take ownership of extensive areas of web development and complex technologies.

🤹 Skillset 🤹

- Strong coding skills with the ability to write clean, readable, and performant code.

- Excellent debugging and optimization skills.

- Effective communication, both written and verbal.

- Teamwork orientation and willingness to engage in technical discussions.

- Research skills with the ability to adapt findings to the work context.

- Solid understanding of the software development process.

- Time management skills and end-to-end software development knowledge.

- Experience in development using Truffle or Remix is a plus.

🈸APPLICATION PROCESS⚙️

① Online selection

We review resumes from all applicants within two weeks. We will send you a small challenge if your profile matches our requirements. We will contact you again to schedule the first interview based on the results.

② Interviews

We conduct one interview to assess your character, passions, skills, and interest in what we do. We also take the time to share our vision and values, as we believe you are interviewing us as much as we are interviewing you.

③ Offer

We make our final decision within two weeks after the final interview and send details of our work together.

Apply Now:

This role is for one of the Weekday's clients

Location: Remote (India)

JobType: full-time

What You’ll Do

• Take ownership of the quality, reliability, and availability of code being shipped.
• Oversee day-to-day operations and maintain comprehensive documentation of production features.
• Develop product features from scratch, adhering to technical standards set by the Technology Lead.
• Write clean, maintainable, and scalable code that complies with development policies.
• Participate in on-call incident response on a rotational basis, including after-hours and weekends.
• Collaborate with the Technology Head to define product architecture and document technical decisions.
• Contribute to product meetings, providing insights on architecture, design, and feature development.
• Bridge the gap between documentation and development by providing weekly feedback to the Research & Analysis team.
• Mentor and manage junior developers and interns.

What Makes You a Good Fit

• Strong expertise in blockchain technologies, including decentralized computing, DLTs, and decentralized applications.
• Proficient in JavaScript, TypeScript, and frameworks such as React, Angular, and Node.js.
• Experience with client-server architecture and development using client-side JavaScript frameworks (React Native, React.js).
• In-depth knowledge of Bitcoin, Ethereum (EVM), and other blockchain networks.
• Hands-on experience working with RESTful APIs.
• Solid understanding of data structures, algorithms, and design patterns.
• Experience coding in Solidity for smart contract development.
• Familiarity with blockchain development frameworks such as Truffle & Hardhat.
• Proficiency in NoSQL databases (MongoDB) and experience with GraphQL queries is a plus.
• Strong debugging and issue-resolution skills for frontend and backend solutions.
• Understanding of containerization tools like Docker and Kubernetes, and CI/CD pipelines.
• Experience working with cloud platforms like AWS, GCP, and keeping up with the latest trends in blockchain development.
• Knowledge of monolithic and microservices architectures.
• Proficient with Git for version control.
• Familiarity with testing frameworks such as Jest, Mocha, Chai, Karma, or Enzyme is a plus.
• Experience in writing reusable libraries.
• Contributions to open-source blockchain projects will be an added advantage.

Apply Now: