The ideal candidate will be skilled in developing APIs using Node.js and managing data with MongoDB and PostgreSQL. You will work with frameworks like Express.js or Nest.js and will be responsible for integrating with external services as well as setting up and maintaining production environments.

Key Responsibilities:

1. API Development: Design and develop robust, scalable, and secure APIs using Node.js.
2. Data Management: Handle data operations with MongoDB and PostgreSQL, ensuring data integrity and performance.
3. Framework Utilization: Utilize Express.js or Nest.js to build and maintain backend services.
4. External Integration: Integrate and interact with third-party services and APIs to enhance system functionality.
5. Production Environment: Set up, monitor, and maintain production environments to ensure stability and performance.
6. Collaboration: Work closely with other developers, product managers, and stakeholders to gather requirements and deliver high-quality solutions.
7. Code Quality: Write clean, maintainable, and efficient code, adhering to best practices and coding standards.
8. Troubleshooting: Diagnose and resolve technical issues promptly to minimize disruptions.
9. 

Qualifications:

1. Bachelor’s degree in computer science, Engineering, or a related field, or equivalent experience.
2. Proven experience in backend development with Node.js.
3. Proficiency in database management using MongoDB and PostgreSQL.
4. Experience with Express.js or Nest.js frameworks.
5. Familiarity with integrating external services and APIs.
6. Knowledge of production environment setup and maintenance.
7. Strong problem-solving skills and attention to detail.
8. Ability to work independently as well as collaboratively in a team environment.