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Java Developer (m/f/d)

City:  Warsaw
Job area:  Product & IT
Job field:  Product & IT
Seniority Level:  Mid-Senior level
Date:  Oct 3, 2020

At HRS “We love to make it happen”: We are the global market leader when it comes to tech- and data driven business travel solutions. Our enterprise business offers end-to-end hotel management solutions to more than 7,000 corporate businesses globally to simplify their business travel. State of the art service solutions like strategic consulting & hotel procurement, travel payment and expense solutions or efficient tools to manage corporate meetings and group booking facilitate the travel processes and guarantee savings along the value chain. Today we work globally with the Fortune 500, such as Google, China Mobile, Amazon, Siemens, Hitachi, Alibaba, Volkswagen, WorldBank.

We are looking for a Warsaw-based Java Developer (m/f/d) who will join our team and help us maintain and develop hotel reservation customer-facing web application and a bunch of services around it.


Your challenge


  • Work on suite of products forming HRS Sourcing system (negotiation of hotel rates, optimization of business travel for companies all over the world).
  • Work with a wide range of systems, processes and technologies to own and solve problems from end-to-end.
  • Design, build, and maintain APIs, services and systems across HRS' engineering teams.
  • Build new features for internal and external users.
  • Work with engineers across the company to build new features at large-scale.
  • Uphold our high engineering standards and bring consistency to the many codebases and processes you will encounter.
  • Working in 4 -7  person teams (team consist of Backend developers, Frontend developers, DevOps Engineer, Tester, Scrum Master and Product Owner).
  • Willing to work with FE tasks is a plus.

Your commitment


  • In-depth experience with Java 8 and basic Java 11. 
  • Hands-on experience with Spring (one app in 3.x, all other Spring Boot from 1.5 - 2.1).
  • Experience working with AWS (SQS, S3, EC2, ECR,  CloudWatch and more) is a plus.
  • All apps are dockerized and 95% of them are on K8S (hosted on AWS).
  • MariaDB, Redis, Flyway (for migrations) as Datasources/Caches.
  • Willingness to work in contract-first approach (we are using OpenAPI 3.0 standard).
  • Understanding of CI/CD approach (Jenkins pipelines, auto builds, auto verifiers, automatic creation of Docker images, zero downtime deployments).
  • Monitoring/Logs -> Grafana/Instana/Graylog maintained by DevOps in teams.
  • Code quality -> reviews done by the team and Sonar as quality gate.
  • Spock as main unit/integration testing framework, Gatling as a performance framework.
  • On frontend side we have the newest React (sometimes embedded in JSF).
  • Skills for upholding best practices in engineering, security, and design.


Your rewards


At HRS we feel globally united and mutually responsible, a belief that is rooted in our company history and values: Thinking and acting like an entrepreneur, with everyone across the whole company being given the opportunity to take full ownership to deliver on our shared vision every single day.

You will work in a modern working environment with flexible working hours and the option to work from home (during pandemic 100% remote). Our training and further education offers give you plenty of room for your personal growth and individual development.



The small print – want to know more?
Our global company is located in more than 35 locations in all continents and we inspire more than 1.500 employees every day. To fuel our international growth we are always looking for passionate experts who have a strong team-spirit and will take on the challenge to pioneer the international B2B travel Industry.

Interested? Have a look at all of our company benefits.
Let´s make it happen – become part of the HRS Group Team.

Find out more about the HRS Group brands and its segments:
HRS Smarttrip              DS Destination Solution                   HRS Group                      HRS Global Hotel Solution

Job Segment: Developer, Java, Programmer, Information Technology, Technology