Paktolus
Website:
paktolus.com
Company:
https://www.linkedin.com/company/paktolus
Seniority: Not Applicable
Industries: Technology, Information and Internet
Job details:
Job Summary
We are looking for an experienced Senior Node.js Developer to design, develop, and maintain scalable, secure, and high-performance backend applications. The ideal candidate will have strong expertise in Node.js, modern JavaScript/TypeScript, API development, database design, and cloud-ready architectures. You will collaborate closely with Front-end Developers, QA Engineers, Product Managers, and DevOps teams to deliver enterprise-grade applications while mentoring junior developers and driving technical excellence.
Key Responsibilities
- Design, develop, and maintain scalable backend applications using Node.js and Express.js/NestJS.
- Develop robust RESTful APIs and integrate third-party services.
- Build reusable, testable, and efficient server-side code.
- Design and optimize database schemas, queries, and application performance.
- Implement authentication, authorization, and security best practices (JWT, OAuth, encryption, etc.).
- Ensure high availability, scalability, and reliability of applications.
- Collaborate with Front-end Developers to integrate user-facing elements with server-side logic.
- Optimize application performance, troubleshoot production issues, and improve system reliability.
- Participate in architecture discussions, code reviews, and technical planning.
- Mentor junior developers and promote coding standards and best practices.
- Work with DevOps teams on CI/CD pipelines, deployments, and cloud infrastructure.
Required Skills
- 8+ years of hands-on experience in backend development using Node.js.
- Strong proficiency in JavaScript (ES6+) and TypeScript.
- Extensive experience with Express.js and/or NestJS frameworks.
- Strong knowledge of asynchronous programming, Promises, async/await, and event-driven architecture.
- Experience building and consuming RESTful APIs and microservices.
- Strong understanding of authentication and authorization mechanisms such as JWT, OAuth, and RBAC.
- Experience with relational and NoSQL databases such as PostgreSQL, MySQL, MongoDB, or Redis.
- Knowledge of caching mechanisms and message brokers like Redis, RabbitMQ, or Kafka.
- Experience with API documentation tools such as Swagger/OpenAPI.
- Familiarity with containerization using Docker and CI/CD pipelines.
- Experience with testing frameworks such as Jest, Mocha, or Supertest.
- Proficiency with Git/GitHub/GitLab version control.
- Good understanding of HTML5, CSS3, and modern front-end frameworks for effective collaboration.
- Strong debugging, analytical, and problem-solving skills.
- Excellent communication and teamwork abilities.
Qualification
- Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field
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