Careers at Jonajo

Node.js Developer

Jonajo Consulting LLC is a software development firm located in the heart of Silicon Valley, California. We specialize in developing AI-powered mobile and web applications and have experience in building a wide range of applications such as virtual cosmetics, dynamic pricing, and location-based recommendation services.

We are seeking a Back-End Developer responsible for managing the data interchange between the server and mobile and web clients. You will utilize your expertise in JavaScript, specifically Node.js, to build RESTful services and work with both SQL and NoSQL databases. Experience with cloud deployment, such as Google Cloud, is also essential.

This is a remote, full-time position.

Main Responsibilities:

  • Create RESTful APIs to be consumed by user-facing elements on client applications.
  • Build reusable code and libraries for future use.
  • Optimize the application for maximum speed and scalability.
  • Implement security and data protection.
  • Design and implement data storage solutions.


  • Bachelor's or Master's degree in Computer Science or a related technical field.
  • Strong verbal and written communication skills in English.
  • 4+ years of experience creating RESTful APIs using Node.js/Express.
  • Experience with SQL databases (e.g., MySQL) and NoSQL databases (e.g., MongoDB).
  • Strong foundation in programming, algorithms, and software application design.
  • Broad knowledge of databases, data structures, and data modeling.
  • Ability to create database schemas to support business processes.
  • Experience with user authentication and authorization between multiple systems, servers, and environments.
  • Experience managing hosting environments, including database administration and scaling applications to support load changes.
  • Ability to write scripts for data migration and transformation.
  • Setup and administration of automated backups.
  • Familiarity with incorporating automated testing and unit tests to ensure good quality.

Nice to Have:

  • Experience with TypeScript.
  • Web scraping experience.
  • Experience with cloud deployment, such as Google Cloud Platform or AWS.
  • Familiarity with Test Driven Development practices.
  • Understanding of "session management" in a distributed server environment.
Last Updated:
November 29, 2023


English Level:
Conversation (TOEFL 550+)

Years of Experience:

Apply Here

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