Junior JavaScript + Java Engineer

We are looking for a Junior JavaScript + Java Developer to join our team and contribute to the development and support of a modern CRM system.

You will work across both frontend and backend, using JavaScript/React and Java, while gaining practical experience with APIs, data processing, third-party integrations, and real-world product development.

This role is a great opportunity for a junior developer who wants to strengthen their JavaScript skills while also developing a solid foundation in Java backend development and gradually grow into a full-stack engineer.

Responsibilities

Develop and maintain web applications using JavaScript, React, and Java
Work with Java-based backend services and RESTful APIs
Implement and support frontend functionality using React
Integrate third-party services and APIs
Work with data parsing, transformation, and processing
Write clean, readable, and maintainable code
Debug issues and improve application performance
Work with JSON, HTTP, asynchronous operations, and data structures
Collaborate with developers and stakeholders in an Agile environment
Participate in code reviews and gradually take ownership of development tasks

Requirements

Basic to intermediate knowledge of JavaScript
Basic understanding of React
Basic knowledge of Java and object-oriented programming
Understanding of REST APIs, HTTP, and client-server architecture
Familiarity with HTML, CSS, and browser Developer Tools
Understanding of JSON, data structures, and asynchronous programming
Basic understanding of Java backend concepts and ability to work with existing Java code
Familiarity with Git and version control workflows
Ability to write or understand basic scripts for data parsing and transformation
Basic understanding of databases and SQL
Good problem-solving skills and willingness to learn
English: Upper-Intermediate or higher

Nice to Have

Experience with Spring / Spring Boot
Experience with Node.js
Knowledge of PostgreSQL, MongoDB, or other databases
Experience with Postman or similar API testing tools
Understanding of Maven or Gradle
Experience with Java-based backend systems
Any experience using or integrating AI-powered tools or services
Exposure to Agile / Scrum workflows
Experience working with third-party APIs or integrations

What We Offer

Competitive salary and bonuses
Remote-first culture
Flexible schedule
Open-minded, results-driven environment
Opportunity to work with both JavaScript and Java
Mentorship and opportunities for professional growth
Product ownership and real impact on the development process