Middle Fullstack Developer (Java&React)

Posted 2 Days Ago
Be an Early Applicant
Hiring Remotely in Poland
Remote
Mid level
Artificial Intelligence • Cloud • Information Technology • Software • Consulting • Data Privacy
The Role
Develop and maintain Java or Kotlin backend services with Spring Boot, REST APIs, and distributed microservices. Contribute to React and TypeScript frontend development, building responsive and accessible applications. Collaborate across the stack while emphasizing testing, code quality, performance, monitoring, and AI-assisted development. Work with teams to evolve an automotive marketplace and customer experiences.
Summary Generated by Built In

Xebia is a global AI-first, digital transformation, and engineering partner. With over 25 years of experience and a team of 5,000 professionals across 16 countries, we help organizations design and build scalable products, platforms, and data-driven solutions. 

We specialize in Artificial Intelligence, Data and Cloud, Intelligent Automation, and Digital Products, combining deep technical expertise with a strong focus on engineering excellence and a people-first culture.  

In the CEE region, we’re a team of nearly 1,000 experts delivering modern applications, data platforms, and AI solutions for clients such as Millennium, ING, Play, Edenred, Arabian Drilling, FedEx, Leroy Merlin, Truecaller, Volotea, Schmitz Cargobull, and many, many more. We work with leading technologies including AWS, Azure, GCP, Databricks, and Snowflake, and combine strong engineering culture with a consulting mindset and a continuous focus on growth and knowledge sharing. 



You will be:
  • developing and maintaining backend services using Java and/or Kotlin and Spring Boot,
  • designing and integrating REST APIs within a distributed microservices environment,
  • contributing to frontend development using React, TypeScript, and modern JavaScript,
  • building responsive and accessible web applications using HTML5 and CSS,
  • collaborating across backend and frontend components to deliver end-to-end customer experiences,
  • focusing on code quality, automated testing, performance, and application monitoring,
  • using AI-assisted development tools such as GitHub Copilot or OpenCode to support software development,
  • working closely with other teams to evolve the automotive marketplace and its specialized customer experiences.


Your profile:
  • strong commercial experience with Java and/or Kotlin,
  • hands-on experience with Spring Boot and REST API development,
  • practical experience working with distributed microservices architectures,
  • strong understanding of code quality, testing, performance, and monitoring,
  • good knowledge of TypeScript and modern JavaScript,
  • commercial experience with React and modern frontend development,
  • practical knowledge of HTML5, CSS, and responsive web development,
  • understanding of web accessibility standards, including WCAG,
  • practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery.
  • Polish and English at B2 level,
  • openness to occasional visits to the Warsaw office (1-2 days per quarter).

Work from the European Union region and a work permit are required.

Nice to have:
  • experience with Google Cloud Platform (GCP),
  • knowledge of SQL and databases,
  • experience with MongoDB,
  • familiarity with Microfrontends architecture,
  • experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work,
  • interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches.


Recruitment Process:

CV review – HR call – Technical Interview – Client Interview – Decision


Skills Required

  • Strong commercial experience with Java and/or Kotlin
  • Hands-on experience with Spring Boot and REST API development
  • Practical experience with distributed microservices architectures
  • Strong understanding of code quality, testing, performance, and monitoring
  • Good knowledge of TypeScript and modern JavaScript
  • Commercial experience with React and modern frontend development
  • Practical knowledge of HTML5, CSS, and responsive web development
  • Understanding of web accessibility standards, including WCAG
  • Practical experience using AI-powered development assistants such as Claude Code, GitHub Copilot, or Cursor
  • Polish and English language proficiency at B2 level
  • Ability to work from the European Union region
  • Valid work permit
  • Openness to occasional visits to the Warsaw office, approximately 1–2 days per quarter
  • Experience with Google Cloud Platform
  • Knowledge of SQL and databases
  • Experience with MongoDB
  • Familiarity with Microfrontends architecture
  • Experience applying GenAI within the software development lifecycle
  • Familiarity with agent-based workflows, automation patterns, or AI-augmented development

Xebia Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Xebia and has not been reviewed or approved by Xebia.

  • Healthcare Strength — U.S. offerings include health, dental, and vision insurance alongside an Employee Assistance Program, strengthening total compensation where available.
  • Leave & Time Off Breadth — Vacation/PTO and paid holidays, with mentions of parental leave in certain regions, broaden time-off options and support work-life balance.
  • Retirement Support — A U.S. 401(k) plan with matching is noted, enhancing long-term financial benefits as part of total rewards.

Xebia Insights

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The Company
HQ: Atlanta
3,254 Employees
Year Founded: 2001

What We Do

We are a pioneering IT consultancy company, following 1 mission, 4 values, and 4 business principles. WHO WE ARE With over 20 years of experience, our global network of passionate technologists and pioneering craftsmen deliver cutting-edge technology and game-changing consulting to companies on the brink of transformation. Founded in 2001, Xebia was the first Dutch organization to embrace the Agile way of working, with gurus like Jeff Sutherland. Since then, we have grown from a Java company into a full-service digital consulting company with 4500+ professionals working on a worldwide ambition. We are organized in complementary chapters – teams with a tremendous amount of knowledge and experience within a particular field, such as Agile, DevOps, Data and AI, Cloud, Software Technology, Low Code, and Microsoft. We help the world’s top 250 companies and category leaders overcome digital challenges, embrace innovation, adopt new technology, and implement new business models. In addition to high-quality consulting, we also provide offshoring and nearshoring services. WHAT WE DO ★ Digital Strategy ★ DevOps and SRE ★ Agile ★ Data and AI ★ Cloud ★ Microsoft Solutions ★ Software Technology ★ Security ★ Low Code ★ Xebia Academy HOW WE ARE ORGANIZED Xebia has launched specific labels, like GoDataDriven, Binx, Xpirit, Qxperts, Stackstate, Instruqt, Xccelerated, and Xebia Academy Complementing our organic growth, other specialized companies join our successful journey and also operate within the Xebia network under their own brand name, like Appcino, coMakeIt, g-company, Oblivion, PGS Software, and SwissQ. Together we are Xebia. With 17 offices in Atlanta, San Francisco, UK, Vietnam, Canada, Amsterdam, and Hilversum (the Netherlands), Belgium, Germany, Gurgaon, Jaipur, Hyderabad, Pune, Bangalore, Poland, Melbourne, Mexico, and Dubai. ✉️ [email protected]

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