Seedify is hiring a
Senior Backend Developer in Europe

Logo of Seedify
Senior Backend Developer
🏢 Seedify
💵 $90k-$150k
📅 Posted on Jul 10, 2024


Join Seedify, a leading Blockchain Gaming Launchpad and Incubation Ecosystem, as a Backend Engineer. Responsible for developing and maintaining backend services using Node.js, TypeScript, and JavaScript, API design and management, database management, performance optimization, code review, collaboration with frontend developers, troubleshooting, DevOps, security practices, technical leadership, research and development, scalability and maintenance, and documentation. Work in a multi-disciplinary team, enjoy a fully remote, agile work environment, and have opportunities for rapid career growth.


  • 4+ Years of experience working as a Software Engineer or Senior Software Engineer
  • Proficient in back end development with Typescript / Javascript for back end REST APIs, using frameworks like Express or NestJS, NoSQL and SQL databases, and REST API best practices
  • Interest on Web3 ecosystem, wallets & transactions, IDOs & ICOs, DeFi (staking, farming, liquidity pools), omnichain
  • Experience working on a user-centric product development environment
  • Technical leadership experience, mentoring and coaching other developers, fostering a quality and continuous learning environment


  • Lead the development and maintenance of backend services using Node.js , TypeScript, and JavaScript
  • Design and manage RESTful APIs and integrate third-party APIs to support business processes and data exchange
  • Work with databases (SQL and NoSQL), including design, development, and optimization, ensuring data integrity and security
  • Monitor and optimize application performance, focusing on server-side logic, database interactions, blockchain interactions, and integration with front-end components
  • Conduct code reviews and ensure adherence to coding standards and best practices. Implement unit and integration tests to maintain high-quality code
  • Collaborate closely with the frontend developers in the team to integrate user-facing elements with server-side logic
  • Troubleshoot and debug applications, providing effective solutions to ensure minimal downtime
  • Work with DevOps practices, including continuous integration, continuous deployment, and cloud services (like AWS)
  • Implement robust security measures, including data protection and authentication mechanisms
  • Provide technical leadership and mentorship to other team members, fostering a collaborative team environment
  • Stay abreast of emerging technologies and industry trends, and apply this knowledge to improve existing systems, particularly in back end engineering but also in the web3 & blockchain space
  • Ensure that backend systems are scalable, maintainable, and can support growth
  • Maintain comprehensive documentation of the systems developed and ensure it's kept up to date

Preferred Qualifications

  • Strong knowledge of Web3 ecosystem and blockchain
  • Experience with payment platforms / providers or similar high risk environments
  • Understanding of AWS infrastructure and infrastructure as code
  • Bachelor’s degree in computer science or similar, or related education


  • 21 days of holidays / year + local bank holidays
  • Sick days
  • Budget for training / courses
  • Budget towards purchasing work equipment such as laptop
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