3 Koajs Jobs

As a Node.js Developer, you will be responsible for building and maintaining the backbone of our applications. You will utilize your deep understanding of JavaScript, the Node.js ecosystem, and asynchronous programming principles to create efficient and reliable server-side code. You will participate in architectural discussions, contribute to technical designs, and ensure the delivery of robust and well-tested backend services. Responsibilities - Design, develop, and maintain robust and scalable server-side applications and APIs using Node.js and related frameworks (e.g., Express.js, NestJS, Koa.js). - Architect and implement well-documented and secure RESTful APIs and potentially other web service protocols (e.g., GraphQL). - Follow best practices for API design, versioning, and error handling. - Integrate applications with various types of databases, including relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra, Redis). - Design and implement efficient database schemas and data models. - Write optimized database queries and utilize ORM/ODM libraries (e.g., Sequelize, Mongoose) effectively. - Leverage Node.js's non-blocking, event-driven architecture to build high-performance and scalable applications. - Implement efficient asynchronous patterns using Promises, Async/Await, and event loops. - Identify and address performance bottlenecks through profiling and optimization techniques. - Write comprehensive unit, integration, and end-to-end tests using appropriate testing frameworks (e.g., Jest, Mocha, Chai, Supertest). - Participate actively in code reviews to ensure code quality, maintainability, and adherence to coding standards. - Implement and maintain CI/CD pipelines for automated testing and deployment. - Collaborate effectively with frontend developers to define API contracts and ensure seamless integration. - Communicate technical concepts clearly and concisely to both technical and non-technical stakeholders. - Participate in team meetings, sprint planning, and other agile ceremonies. - Participate in the deployment process of Node.js applications to various environments (e.g., cloud platforms like AWS, Azure, GCP; on-premise servers). - Understand and utilize containerization technologies like Docker and orchestration tools like Kubernetes (preferred). - Implement monitoring and logging solutions to ensure application health and facilitate troubleshooting. - Implement security best practices to protect applications from common vulnerabilities (e.g., OWASP top 10). - Implement authentication and authorization mechanisms. - Ensure data security and compliance. - Stay up-to-date with the latest trends and advancements in Node.js, JavaScript, and backend development. - Proactively explore and evaluate new technologies and tools to improve our development processes and application quality. Skills Required - Deep understanding of JavaScript fundamentals, including asynchronous programming, closures, and prototypical inheritance. - Comprehensive knowledge of the Node.js runtime environment, event loop, and core modules. - Strong experience with at least one popular Node.js framework (Express.js is highly preferred; experience with NestJS or Koa.js is a plus). - Proven ability to design, develop, and document RESTful APIs. - Hands-on experience integrating with various types of databases (both SQL and NoSQL). - Testing Proficiency in writing unit, integration, and end-to-end tests with relevant testing frameworks.

About The Role As a Node.js Developer, you will be responsible for building and maintaining the backbone of our applications. You will utilize your deep understanding of JavaScript, the Node.js ecosystem, and asynchronous programming principles to create efficient and reliable server-side code. You will participate in architectural discussions, contribute to technical designs, and ensure the delivery of robust and well-tested backend services. Responsibilities - Design, develop, and maintain robust and scalable server-side applications and APIs using Node.js and related frameworks (e.g., Express.js, NestJS, Koa.js). - Architect and implement well-documented and secure RESTful APIs and potentially other web service protocols (e.g., GraphQL). - Follow best practices for API design, versioning, and error handling. - Integrate applications with various types of databases, including relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra, Redis). - Design and implement efficient database schemas and data models. - Write optimized database queries and utilize ORM/ODM libraries (e.g., Sequelize, Mongoose) effectively. - Leverage Node.js's non-blocking, event-driven architecture to build high-performance and scalable applications. - Implement efficient asynchronous patterns using Promises, Async/Await, and event loops. - Identify and address performance bottlenecks through profiling and optimization techniques. - Write comprehensive unit, integration, and end-to-end tests using appropriate testing frameworks (e.g., Jest, Mocha, Chai, Supertest). - Participate actively in code reviews to ensure code quality, maintainability, and adherence to coding standards. - Implement and maintain CI/CD pipelines for automated testing and deployment. - Collaborate effectively with frontend developers to define API contracts and ensure seamless integration. - Communicate technical concepts clearly and concisely to both technical and non-technical stakeholders. - Participate in team meetings, sprint planning, and other agile ceremonies. - Participate in the deployment process of Node.js applications to various environments (e.g., cloud platforms like AWS, Azure, GCP; on-premise servers). - Understand and utilize containerization technologies like Docker and orchestration tools like Kubernetes (preferred). - Implement monitoring and logging solutions to ensure application health and facilitate troubleshooting. - Implement security best practices to protect applications from common vulnerabilities (e.g., OWASP top 10). - Implement authentication and authorization mechanisms. - Ensure data security and compliance. - Stay up-to-date with the latest trends and advancements in Node.js, JavaScript, and backend development. - Proactively explore and evaluate new technologies and tools to improve our development processes and application quality. Skills Required - Deep understanding of JavaScript fundamentals, including asynchronous programming, closures, and prototypical inheritance. - Comprehensive knowledge of the Node.js runtime environment, event loop, and core modules. - Strong experience with at least one popular Node.js framework (Express.js is highly preferred; experience with NestJS or Koa.js is a plus). - Proven ability to design, develop, and document RESTful APIs. - Hands-on experience integrating with various types of databases (both SQL and NoSQL). - Testing Proficiency in writing unit, integration, and end-to-end tests with relevant testing frameworks. Apply Insights Follow-up Save this job for future reference Did you find something suspiciousReport Here! Hide This Job Click here to hide this job for you. You can also choose to hide all the jobs from the recruiter.

Node JS Job Summary: We are looking for a skilled and motivated Node.js Developer with at least 2+ years of experience to join our team. You will be responsible for developing server-side applications, APIs, and services that power our web and mobile applications. Your role will include building scalable and efficient back-end systems while working closely with front-end developers to ensure seamless integration. Key Responsibilities: Develop and maintain backend applications and APIs using Node.js and related technologies. Write clean, maintainable, and efficient code that is scalable and modular. Design, implement, and maintain RESTful APIs and microservices to handle high-traffic applications. Work with databases (SQL/NoSQL) to design data models, manage data storage, and optimize query performance. Collaborate with front-end developers to integrate user-facing elements with server-side logic. Implement real-time data features using technologies such as WebSockets. Ensure the security of the application by implementing best practices and authentication mechanisms. Optimize applications for maximum speed and scalability. Write unit and integration tests to ensure code quality and minimize bugs. Monitor application performance, troubleshoot issues, and resolve them in a timely manner. Stay updated on the latest trends in Node.js development and implement best practices in backend development. Requirements: At least 2 years of experience in Node.js development. Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture. Proficiency in building RESTful APIs and integrating third-party services. Experience with database technologies such as MongoDB, MySQL, or PostgreSQL. Familiarity with front-end technologies like HTML, CSS, and JavaScript frameworks (React, Angular, Vue.js). Experience with authentication and authorization protocols such as JWT, OAuth, and sessions. Knowledge of version control tools, particularly Git. Strong understanding of security and data protection principles. Familiarity with cloud platforms (AWS, Azure, Google Cloud) and containerization (Docker, Kubernetes) is a plus. Strong problem-solving skills and the ability to troubleshoot issues across the stack. Good communication skills and the ability to work in a collaborative team environment. Preferred Qualifications: Experience with real-time web technologies (e.g., WebSockets, Socket.io). Familiarity with Node.js frameworks such as Express.js, Koa.js, or Hapi.js. Experience with CI/CD pipelines and automated deployment processes. Familiarity with Agile/Scrum development methodologies.