Senior Fullstack Developer (Node.js & Blockchain)
New
T
The Software HouseSoftware Development
Praca 100% zdalna, bez konieczności pojawiania się w biurze!ContractSenior
Salary17,000 - 26,000 PLN per month
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Job Details
- Languages
- English (fluent/proficient)
- Experience
- Co najmniej 5 lat
- Required Skills
- AWSNode.jsPostgreSQLBlockchainExpress.jsJavascriptReact.jsTypeScriptNest.js
Requirements
- At least 5 years of experience in building advanced, efficient, and scalable web applications.
- Strong proficiency in modern JavaScript or TypeScript, including MVC, CQRS, and dependency injection.
- In-depth knowledge of Nest.js, Express.js, and React.js.
- Experience working with AWS, Azure, or GCP cloud platforms.
- Proven experience in commercial projects utilizing blockchain ecosystems and Web3 infrastructure.
- Practical experience with blockchain tools like Fireblocks, SettleMint, Alchemy, MetaMask, or Moralis.
- Advanced knowledge of relational databases such as PostgreSQL or MySQL.
- Proficiency in unit/integration testing (e.g., Jest, Mocha) and CI/CD automation.
- Fluent English communication skills for international collaboration.
- Understanding of architectural solutions for scalable systems (e.g., inter-service communication, queues).
- Familiarity with AI development tools like Copilot or Cursor.
- Availability to start work within approximately 1 month.
Responsibilities
- Design and implement scalable web applications using modern JavaScript and TypeScript frameworks.
- Develop and maintain microservices and cloud-native solutions using AWS or similar cloud providers.
- Integrate blockchain and Web3 infrastructure including Fireblocks, SettleMint, or similar tools.
- Manage relational databases (PostgreSQL/MySQL) for high-performance applications.
- Write comprehensive unit and integration tests and maintain CI/CD automation processes.
- Collaborate with international teams and stakeholders in English.
- Utilize AI tools to enhance development productivity and code quality.
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