Senior Full Stack Engineer (Java, React) in Romania

Full Stack Web

Are you a talented developer looking for a remote job that lets you show your skills and get decent compensation? Join Upstaff.com, a platform that connects you with hand-picked startups and scale-ups in the US and Europe.

Summary

- Java (Spring Boot, Microservices)
- Key skills: React.js, HTML5, CSS3, Selenium, Cypress, Playwright, PostgreSQL, MongoDB, NestJS;
- Focus: Full-stack development (Java, React), scalable web apps, microservices;
- Required experience: 7+ years in back-end Java Development
- Employment Type: Full-time;
- Location: Romania.

About the role

The role is for Senior Fullstack (Java + React) engineer in large payment processing project. As a successful candidate, you should be capable of developing back end using Java and SpringBoot, and interact with frontend team, integrating backend wirh React-based front-end.

Responsibilities

Be responsible for building, maintaining, and improving back-end systems using Java-based services using Agile development methods;
Leverage your skills and experience to design, build, and maintain the next-generation web-based GUI and contribute features to a complex product built in a distributed Microservices environment;
Contribute to team and organizational improvements in process and infrastructure, develop solutions used by our customers, with a strong emphasis on performance and quality;
Maintain high-quality code by writing unit, integration tests, and automation using tools like Selenium or Cypress or Playwright, or Similar technologies.

Requirements

7+years hands-on experience in Java (Spring Boot, Microservices);
7+ years working with any Databases (PostgresSQL, NoSQL, MongoDB – advantage);
Hands-on experience with React, HTML5, CSS3;
Would be a plus: QA Automation tools like Selenium, Cypress, Playwright, or similar;
Experience with Frontend libraries/frameworks like ReactJS;
Experience with build tools;
A can-do attitude and desire to become a technological focal point in the company;
Experience with CI/CD – a big advantage.

Not your tech stack?

Join the Upstaff community and we are looking for the best project for you. Be ready for the next steps: Create your profile on our website (import from LinkedIn)

20-30-minute screening call
Technical interview
Feedback
Project Selection (we are looking for the best project for you).

We work with developers from 50+ countries in different regions: Europe, LATAM, the U.S. (W-9 form owners), Canada, Asia (Philippines, Indonesia), Oceania (Australia, New Zealand, Papua New Guinea), and the the UK.

We don’t have a legal and ethical basis to accept applicants from the following countries: Russia, Belarus, Iran, North Korea
We do not provide visa assistance, and our cooperation model does not include the benefits typically offered with direct hire.