Full Stack Software Engineer (Java / React)

Working hours: Full overlap with MT zone Job Summary

We are looking for Mid-Level Full Stack Software Engineers to join our Ascend engineering teams. In this role, you will contribute to both front-end and back-end development across our Ascend platform, working within a Java/Spring Boot backend and React-based frontend architecture.

Engineers in this role will work on features within our Ascend monolith and Mosaic solutions, collaborating closely with product managers, designers, and other engineers to build scalable and reliable web applications.

This position is ideal for engineers with 3–9 years of professional experience who are comfortable working across the full stack and enjoy building customer-facing applications and backend services.

Key Responsibilities

Design, develop, and maintain full-stack features across Ascend applications

Build and enhance backend services using Java and Spring Boot

Develop modern front-end interfaces using React

Work with PostgreSQL databases for data storage and retrieval

Integrate with event-driven systems using Kafka

Contribute to both Ascend monolith and Mosaic service architecture

Write clean, maintainable, and testable code

Collaborate with cross-functional teams including product, QA, and other engineers

Participate in code reviews and technical discussions

Help troubleshoot production issues and improve system reliability

Required Qualifications

3–9 years of professional software engineering experience

Strong experience with Java and Spring Boot

Experience building web applications using React

Solid understanding of REST APIs and backend service design

Experience working with PostgreSQL or other relational databases

Familiarity with Kafka or event-driven architectures

Experience working in Agile development environments

Strong problem-solving skills and ability to work collaboratively

Preferred Qualifications

Experience working with large monolithic systems and microservices architectures

Familiarity with cloud environments or containerized deployments

Experience improving application performance and scalability

Exposure to CI/CD pipelines and modern development workflows

What We’re Looking For

Successful candidates are engineers who:

Are comfortable working across both frontend and backend

Have experience contributing to production-grade applications

Can quickly understand existing codebases and ship improvements

Enjoy collaborating with teams to deliver features end-to-end