Frontend Middle инженер

Responsibilities

• Develop backend services using Node.js (TypeScript)
• Write unit and integration tests with Jest
• Work with AWS services (Lambda, Cognito, AppSync, DynamoDB)
• Work with GraphQL
• Collaborate with the team to discuss application design and architecture
• Optimize and maintain existing code

Requirements

• Deep understanding of JavaScript/TypeScript
• Deep understanding of JavaScript’s asynchronous model (event loop, etc.)
• Deep understanding of Node.js streams
• Clear understanding of REST APIs and HTTP status codes
• Experience building secure RESTful services
• Ability to send metrics and logs
• Ability to write comprehensive tests (unit, integration, etc.)
• Experience developing NPM packages
• Clear understanding of semantic versioning

Work format: on-site in the office

Nice to have

• Experience with test automation
• Experience developing SDKs and clients