Currency

Java Fullstack Engineer

5 000 - 6 500 USDNet per month - B2B
5 000 - 6 500 USDGross per month - Permanent
Java

Java Fullstack Engineer

Java

Fryderyka Chopina 2, Warszawa

Remodevs

Full-time
B2B, Permanent
Senior
Hybrid
5 000 - 6 500 USD
Net per month - B2B
5 000 - 6 500 USD
Gross per month - Permanent

Tech stack

    English

    B2

    Java

    advanced

    React

    advanced

    JavaScript

    advanced

Job description

Overview


We are a company that provides digital solutions and consulting services to help businesses grow and work better. We use technology to make work more efficient and create custom solutions for different industries. We also bring modern cloud-based tools to private capital markets to support private equity and credit funds, as well as the companies they invest in.


Job Description


We are looking for an experienced Full Stack Developer who knows Java and React.js well. You should have at least 5 years of experience building and managing web applications. You will work on both front-end and back-end parts in an Agile team to create high-quality software.


Main Responsibilities


Front-End Development

  • Build responsive and interactive user interfaces using React.js, Redux, and modern JavaScript (ES6+).

  • Make sure websites work well in all browsers.

  • Improve website speed and follow good UI/UX practices.


Back-End Development

  • Build and maintain RESTful APIs and microservices using Java (Spring Boot, Hibernate, JPA).

  • Set up secure authentication, authorization, and data handling systems.

  • Work with databases like PostgreSQL, MySQL, and MongoDB.


System Integration & Deployment

  • Connect third-party APIs and cloud services.

  • Use CI/CD pipelines, Docker, and Kubernetes for deployment.


Code Quality & Testing

  • Write clean and efficient code that follows best practices.

  • Create unit and integration tests for both front-end and back-end parts.


Teamwork & Agile Development

  • Work together with designers, product managers, and DevOps engineers.

  • Join Agile/Scrum meetings and help improve team processes.


Required Skills & Experience


Front-End

  • Good knowledge of React.js, Redux, TypeScript, HTML5, CSS3, and JavaScript (ES6+).

  • Understanding of state management and component-based architecture.

  • Experience with design libraries like Material-UI, Bootstrap, or Tailwind CSS.


Back-End

  • Strong skills in Java, Spring Boot, Hibernate, JPA, and REST APIs.

  • Experience with microservices and API Gateways.

  • Understanding of authentication tools like OAuth2, JWT, and session-based login.


Database & DevOps

  • Experience with SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis).

  • Hands-on experience with CI/CD tools (Jenkins, GitHub Actions, GitLab CI/CD).

  • Basic knowledge of cloud services (AWS, Azure, GCP) and container tools (Docker, Kubernetes).


Qualifications


  • Bachelor’s or Master’s degree in Computer Science, Engineering, or similar field.

  • 5+ years of experience as a Full Stack Developer using Java and React.js.

  • Experience working in Agile teams.

  • Good problem-solving and analytical skills.


Soft Skills


  • Strong communication and teamwork abilities.

  • Able to handle several tasks at once in a fast-paced environment.

  • Willing to learn new technologies and make improvements.

Published: 06.10.2025
Office location

Java Fullstack Engineer

5 000 - 6 500 USDNet per month - B2B
Apply

Java Fullstack Engineer

Fryderyka Chopina 2, Warszawa

Remodevs

5 000 - 6 500 USDNet per month - B2B
5 000 - 6 500 USDGross per month - Permanent
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