Do you have a passion for decentralized systems and the potential they hold to revolutionize industries? Are you excited by the challenge of designing and developing blockchain-based solutions that enable secure, transparent, and efficient transactions? If you’re looking to shape the future of blockchain technology and drive innovative applications in areas like finance, supply chain, and beyond, then our client has the perfect role for you. We’re seeking a Blockchain Developer (aka The Decentralization Architect) to design, develop, and implement blockchain technologies that enable next-generation decentralized solutions.

As a Blockchain Developer at our client, you’ll work closely with software engineers, cryptographers, and product teams to create blockchain-powered applications that solve real-world problems. From smart contracts and decentralized apps (dApps) to building secure blockchain networks, you’ll be at the forefront of transforming industries with distributed ledger technology.

Key Responsibilities:

1. Design and Develop Blockchain Solutions:

• Build and deploy blockchain-based applications, smart contracts, and decentralized systems. You’ll work with platforms like Ethereum, Hyperledger, or Polkadot to create secure, efficient, and scalable solutions for a range of use cases.

• Write, test, and deploy smart contracts on blockchain platforms. You’ll ensure that contracts are secure, efficient, and bug-free, using languages like Solidity, Rust, or Vyper, and you’ll conduct code audits to prevent vulnerabilities.

• Develop and implement consensus algorithms (PoW, PoS, DPoS, etc.) and blockchain protocols that ensure the security, scalability, and decentralization of blockchain networks. You’ll work on optimizing network performance and ensuring high transaction throughput.

• Work closely with front-end and back-end teams to integrate blockchain technology into decentralized applications (dApps). You’ll design APIs, develop SDKs, and enable seamless interactions between the blockchain and user interfaces.

• Implement cryptographic algorithms that ensure the integrity and privacy of blockchain transactions. You’ll work with encryption methods like elliptic curve cryptography (ECC) and hash functions to secure data on the blockchain.

• Monitor, maintain, and upgrade blockchain networks and systems to ensure they remain secure and functional. You’ll ensure nodes are properly synchronized, handle network forks, and optimize the blockchain for performance.

• Stay current with the latest developments in blockchain technology, including layer 2 solutions, sidechains, and decentralized finance (DeFi). You’ll experiment with new frameworks and protocols to improve blockchain efficiency and scalability.

Required Skills:

• Blockchain Development Expertise: Strong experience in blockchain development, including working with platforms such as Ethereum, Hyperledger, or Polkadot. You’re skilled in designing decentralized systems and implementing smart contracts.
• Smart Contract Programming: Proficiency in programming languages for smart contracts, such as Solidity, Rust, or Vyper. You know how to write, deploy, and audit smart contracts to ensure security and efficiency.
• Cryptography and Security: Solid understanding of cryptographic principles, including encryption techniques and consensus mechanisms like PoW, PoS, or Byzantine fault tolerance. You’re familiar with securing blockchain networks and preventing attacks.
• Programming and Software Development: Proficiency in programming languages such as Python, JavaScript, or Go. You have experience working with APIs, SDKs, and integrating blockchain systems into decentralized applications (dApps).
• Collaboration and Problem Solving: Strong problem-solving skills and the ability to work effectively with cross-functional teams. You can collaborate with engineers, product managers, and business stakeholders to design blockchain solutions that meet business needs.

Educational Requirements:

• Bachelor’s or Master’s degree in Computer Science, Engineering, Cryptography, or a related field. Equivalent experience in blockchain development is highly valued.
• Certifications or additional coursework in blockchain, cryptography, or decentralized systems are a plus.

Experience Requirements:

• 3+ years of experience in blockchain development, with hands-on experience building and deploying blockchain solutions.
• Proven experience writing and auditing smart contracts, developing decentralized applications, and working with blockchain protocols.
• Experience with cloud-based blockchain services and tools (AWS Blockchain, Azure Blockchain) is highly desirable.

• Health and Wellness: Comprehensive medical, dental, and vision insurance plans with low co-pays and premiums.
• Paid Time Off: Competitive vacation, sick leave, and 20 paid holidays per year.
• Work-Life Balance: Flexible work schedules and telecommuting options.
• Professional Development: Opportunities for training, certification reimbursement, and career advancement programs.
• Wellness Programs: Access to wellness programs, including gym memberships, health screenings, and mental health resources.
• Life and Disability Insurance: Life insurance and short-term/long-term disability coverage.
• Employee Assistance Program (EAP): Confidential counseling and support services for personal and professional challenges.
• Tuition Reimbursement: Financial assistance for continuing education and professional development.
• Community Engagement: Opportunities to participate in community service and volunteer activities.
• Recognition Programs: Employee recognition programs to celebrate achievements and milestones.

Apply Now:

Are you excited about creating secure, efficient, and reliable smart contracts that power decentralized applications and automate transactions on blockchain platforms? Do you thrive on working with cutting-edge technologies to develop systems that foster trust and transparency without intermediaries? If you’re passionate about writing smart contracts that power DeFi applications, NFTs, DAOs, or other blockchain-based solutions, then our client has the perfect opportunity for you. We’re looking for a Smart Contract Engineer (aka The Blockchain Code Crafter) to design, develop, and optimize smart contracts that bring the vision of decentralized systems to life.

As a Smart Contract Engineer at our client, you’ll collaborate with blockchain developers, cryptographers, and product teams to write secure, efficient smart contracts for various blockchain platforms. Whether it’s creating governance tokens, DeFi protocols, or NFT minting contracts, your work will be at the forefront of blockchain innovation, ensuring that smart contracts deliver on their promise of security, transparency, and automation.

Key Responsibilities:

1. Design, Develop, and Deploy Smart Contracts:

• Write and implement secure, optimized smart contracts on platforms such as Ethereum, Binance Smart Chain, or Solana. You’ll work with Solidity, Rust, or Vyper to build contracts for decentralized applications (dApps), decentralized finance (DeFi), NFTs, or DAOs.

• Ensure that all smart contracts are secure and free from vulnerabilities. You’ll conduct audits to identify potential bugs or attack vectors, using tools like MythX, Slither, or Oyente to analyze smart contract code and prevent exploits.

• Focus on optimizing gas usage and improving the efficiency of smart contracts to ensure that they run smoothly and cost-effectively on the blockchain. You’ll implement best practices for gas optimization and write code that scales.

• Work closely with front-end developers and blockchain engineers to integrate smart contracts into decentralized applications and DeFi protocols. You’ll design APIs and ensure smooth interaction between smart contracts and user interfaces.

• Build smart contracts for custom tokens (ERC-20, ERC-721, ERC-1155) and implement governance mechanisms for decentralized autonomous organizations (DAOs). You’ll create systems that allow decentralized voting, staking, and rewards distribution.

• Collaborate with the blockchain community by contributing to open-source projects and helping improve existing blockchain standards. You’ll participate in forums, GitHub discussions, and code reviews to push the boundaries of smart contract technology.

• Stay up-to-date with the latest advancements in blockchain technology and smart contract development. You’ll experiment with new protocols like Polkadot, Avalanche, or Layer 2 solutions like Optimism and Arbitrum to explore scalability and interoperability.

Required Skills:

• Smart Contract Development Expertise: Strong knowledge of smart contract development, including experience working with platforms like Ethereum, Binance Smart Chain, or Solana. You’re proficient in Solidity, Rust, or Vyper and have built and deployed smart contracts for real-world applications.
• Blockchain Knowledge: Deep understanding of decentralized technologies, blockchain principles, and consensus mechanisms like Proof of Stake (PoS) or Delegated Proof of Stake (DPoS). You’re familiar with layer 1 and layer 2 blockchain solutions.
• Security and Auditing: Experience conducting smart contract audits and ensuring the security of blockchain applications. You’re familiar with security vulnerabilities like reentrancy attacks, front-running, and integer overflows, and know how to prevent them.
• Gas Optimization and Efficiency: Expertise in optimizing smart contract code to minimize gas costs. You understand how to write efficient, scalable code that is both cost-effective and reliable on the blockchain.
• Collaboration and Communication: Strong communication skills with the ability to work closely with blockchain developers, cryptographers, and product teams. You’re skilled at explaining complex technical concepts to non-technical stakeholders.

Educational Requirements:

• Bachelor’s or Master’s degree in Computer Science, Cryptography, Blockchain, or a related field. Equivalent experience in smart contract development is highly valued.
• Certifications or additional coursework in blockchain development or smart contract security are a plus.

Experience Requirements:

• 3+ years of experience in smart contract development, with hands-on experience writing, testing, and deploying contracts in a production environment.
• Proven experience building decentralized applications (dApps), DeFi protocols, or NFT platforms, including writing and optimizing smart contracts.
• Experience with blockchain tools like Truffle, Hardhat, Remix, or Brownie for smart contract development and testing is highly desirable.

• Health and Wellness: Comprehensive medical, dental, and vision insurance plans with low co-pays and premiums.
• Paid Time Off: Competitive vacation, sick leave, and 20 paid holidays per year.
• Work-Life Balance: Flexible work schedules and telecommuting options.
• Professional Development: Opportunities for training, certification reimbursement, and career advancement programs.
• Wellness Programs: Access to wellness programs, including gym memberships, health screenings, and mental health resources.
• Life and Disability Insurance: Life insurance and short-term/long-term disability coverage.
• Employee Assistance Program (EAP): Confidential counseling and support services for personal and professional challenges.
• Tuition Reimbursement: Financial assistance for continuing education and professional development.
• Community Engagement: Opportunities to participate in community service and volunteer activities.
• Recognition Programs: Employee recognition programs to celebrate achievements and milestones.

Apply Now:

About TAC:

TAC is an EVM based network extension for TON, bringing EVM-based apps to 1B Telegram users.

We're on the hunt for a EVM/Solidity Developer with strong research abilities.

Role Involves:

We are seeking a skilled and motivated Developer proficient in Solidity and EVM stack to join our development team. The ideal candidate will have mix of conventional technologies, some experience background in any blockchain, smart contracts, and a solid understanding of decentralized applications (dApps). Conventional development (like highload, async architechture, etc.) experience is a VERY big plus.

Requirements:

• Proven experience in software development on EVM stack.
• Go or Rust languages (or both) experience
• Strong understanding principles ana architecture of blockchain technology, smart
• contracts and decentralized systems in general.
• Knowledge of cryptographic principles, consensus algorithms, and blockchain security practices.
• Ability to write efficient, secure, well-documented, and clean code.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork skills, with the ability to work independently and in a fast-paced environment.
• Proficiency in English and Russian languages.

We Offer:

• Competitive salary and benefits package.
• A creative and collaborative work environment.
• Opportunities for professional growth and advancement.
• Access to the latest tools and technologies.
• A team of passionate and supportive professionals.

Join us in shaping the future of DeFi on the TON blockchain.

Apply Now:

1. Claimy, our flagship mining game, offers fast-paced gameplay, NFT integration, and a strong community.

We are developing features of varying complexity, ranging from standard TMA features such as the Referrals system and Tasks, to more advanced ones like integrating a Designs shop or connecting games to our infrastructure.

2. We are developing the game using TypeScript, NestJS, PostgreSQL, RabbitMQ, Docker, React.js, Vite, Ton Connect, and the Telegram SDK.

We are seeking either a full-stack developer or several developers specializing in frontend and backend development separately.

The selected developers will collaborate with our CTO in planning, developing, and testing tasks.

3. What we expect from candidates:

• Experience with required technologies.
• Proficiency in Docker and Github
• Prior experience in blockchain development
• Familiarity with TON Connect
• Professional experience starting with Middle Minus level

4. By joining our team, you will have the opportunity to:

• Work on engaging and challenging tasks in a remote-first environment.
• Expand your expertise in blockchain development, decentralized systems, and token management applications.
• Play an active role in decision-making and see your ideas come to life.
• Be part of a collaborative team that values and encourages contributions from all developers.

5. We have several hiring options:

• One full-time full-stack developer
• One part-time front-end developer and one full-time developer.

Working time is flexible.

6. Please kindly share your CV if you are interested.

Apply Now: