Full Stack Java Enterprise Developer

E-Solutions; Polska; On-site; PLN 140,000 - 240,000; Full time

Job summary

E-Solutions is seeking a strong Full Stack Java Enterprise Developer in Poland to design, develop, and maintain scalable enterprise applications. You will work across backend and frontend, applying best practices in code quality and security.

The role focuses on Java with Spring Boot, REST APIs, microservices, React frontend, and PostgreSQL data models. You will collaborate with cross-functional teams to deliver robust solutions in an agile environment.

Qualifications

• Strong hands-on experience with Java and enterprise application development.
• Experience with Spring Boot, REST APIs, and microservices.
• Frontend development with React.
• Knowledge of PostgreSQL and SQL.

Responsibilities

• Design, develop, and maintain enterprise applications using Java and Spring Boot.
• Build responsive frontend components using React.
• Develop and integrate REST APIs and backend services.
• Design and optimize PostgreSQL databases, SQL queries, and data models.
• Work with microservices, application integrations, and enterprise system architecture.
• Ensure code quality, application performance, security, and scalability.
• Collaborate with cross-functional teams on development, testing, debugging, and deployment.

Skills

Java

Spring Boot

REST APIs

React

PostgreSQL

SQL

OO design principles

Git

Agile development

Azure cloud

Tools

Azure cloud

Job description

We are looking for a strong Full Stack Java Enterprise Developer with hands-on experience in Java, React, and PostgreSQL to design, develop, and maintain scalable enterprise applications. The ideal candidate should have solid backend development skills, frontend expertise, and experience working with enterprise-level systems.

Key Responsibilities:

• Design, develop, and maintain enterprise applications using Java and Spring Boot.
• Build responsive and reusable frontend components using React.
• Develop and integrate REST APIs and backend services.
• Design and optimize PostgreSQL databases, SQL queries, and data models.
• Work with microservices, application integrations, and enterprise system architecture.
• Ensure code quality, application performance, security, and scalability.
• Collaborate with cross-functional teams on development, testing, debugging, and deployment.

Required Skills:

• Strong hands-on experience with Java and enterprise application development.
• Experience with Spring Boot, REST APIs, and microservices.
• Solid frontend development experience with React.
• Strong knowledge of PostgreSQL and SQL.
• Understanding of software design principles, design patterns, and object-oriented programming.
• Good to have Azure cloud.
• Experience with Git, code reviews, and Agile development practices.