Buildorz | Senior Blockchain Fullstack Developer
2 days ago
*Job Title: Senior Blockchain Fullstack Developer*
*Job Overview:*
We are looking for a highly skilled Senior Blockchain Fullstack Developer with a backend focus but strong frontend knowledge. The ideal candidate will have at least 3 years of experience working with blockchain, specifically in EVM networks. You will work on building robust backend modules involving multiple services, alongside integrating frontend components using blockchain libraries. The role requires expertise in a variety of technologies and tools, with a strong emphasis on system design and problem-solving.
*Responsibilities:*
• Develop and maintain large-scale backend modules that interact with multiple services.
• Design, build, and maintain scalable and efficient systems on blockchain networks, especially Ethereum and Solana.
• Write, test, and deploy Solidity smart contracts on EVM blockchains and create Node.js services that interact with them.
• Read data from blockchain programs and submit transactions while minimizing failures, particularly on Solana.
• Develop APIs, cron services, and queues using Node.js, Typescript, and Express.js.
• Deploy backends to cloud environments such as AWS (EC2, Lambda, S3, etc.), GCP (Firebase, Cloud Run), and Docker/Kubernetes for staging and production.
• Work with both SQL and NoSQL databases (PostgreSQL, MongoDB) for scalable data handling.
• Collaborate with the frontend team to integrate Web3 functionalities using Web3.js, viem, and other blockchain libraries.
• Implement user interfaces for decentralized applications (dApps) using React, Next.js, and TailwindCSS.
• Work with product designers and managers using Figma to translate UI/UX designs into functional web applications.
• Stay up-to-date with the latest developments in the Ethereum blockchain, web3 ecosystem, and provide guidance and recommendations to the team.
• Utilize tools like ChatGPT and Claude for tech problem-solving and system design improvements.
*Required Skills:*
• Minimum 3 years of experience in blockchain development, focusing on EVM networks.
• Strong backend development experience with Node.js, Typescript, Express.js, and building large backend modules.
• Proficiency in Solidity smart contract development and EVM blockchains.
• Familiarity with Solana blockchain: reading program data, creating transactions, and minimizing failures.
• Frontend development skills with Next.js, React, TailwindCSS, and integrating blockchain functionalities.
• Experience working with SQL and NoSQL databases (PostgreSQL, MongoDB).
• Familiarity with cloud deployment services (AWS, GCP) and handling backend services on EC2, Lambda, S3, Firebase, etc.
• Experience with Docker, Kubernetes for application deployment.
• Strong knowledge of system design, problem-solving, and the ability to utilize AI tools like ChatGPT and Claude for troubleshooting.
• Experience in deploying applications to production and staging environments.
*Preferred Qualifications:*
• Previous experience working on notable blockchain-related projects.
• Hands-on experience in Web3.js, viem, or other blockchain libraries.
• Strong understanding of software architecture, scalability, and distributed systems.
• Knowledge of Docker, Kubernetes, and cloud-based services for application deployment.
*Location:* Remote (Flexible timings)
Perks:
• Flexible work schedule and hours
• Fully remote working from anywhere in the world
• Part of an international team of likeminded developers
*Salary:* Competitive, based on experience.
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