Middle Backend Engineer with Java & Spring Framework
AB4 Systems
Bucharest, RO
‎în urmă cu 13 ore

AB4 Team is looking for an experienced Backend Engineer, with Java and Spring Framework background (2-4 years of relevant experience), to come in and help us take our team to the next level.

At AB4 Systems we help big organizations (UNICEF, World Bank, EY, Carrefour) and funded startups (Medicai, Neobility) to develop meaningful software products for their audiences.


  • Compensation - Our salaries are competitive and we reward performance.
  • 2nd Year Anniversary - Go anywhere you want in Europe. Airplane tickets are on us!
  • Flexible - Early bird? Come to the office early. Night owl? Come into the office late. You make your own schedule. You can also work from home if you want.
  • Great Office & Lifestyle Location - Our well lit, spacious office is located in downtown Bucharest, 5 minutes walk from Universitatii Square, right in the center of the creative neighborhood.
  • We are really close to most of the hippies' bars and restaurants.

  • AB4 You are encouraged to read - You name it, we order it on Amazon. We already have a library with books about Technology, UI / UX, Leadership & Management, HR, Lifestyle & Traveling.
  • Your career matters to us - We take management, mentoring, and coaching seriously. We help you accelerate your professional career growth.
  • Your manager’s main job is to guide you to grow and succeed. We do bi-weekly 1 : 1’s and career plan meetings focused on growth and career goals.

    We pay 50% of the cost (tickets, accommodation, transportation) to any conference / training.

  • Health - We offer premium health insurance to all of our employees. We encourage a healthy lifestyle, so half of your gym membership cost is on us.
  • If you are serious with sports, we also cover 50% of your sports holiday (skiing camp, kitesurfing camp) costs for lessons, equipment rental, transportation, and accommodation.

    A healthy life starts with healthy snacks. You can have some in the office. Alongside with an origin freshly roasted 100% Arabica coffee.

  • Hardware - When you join us, we provide you with all the gear you need : performant hardware and 2 monitors. Our meeting spaces are designed to make collaboration fast and easy : whiteboards, big-screen TVs to share your screen and work.
  • We also make sure you have an ergonomic workspace : great chair, spacious desk, and privacy.


  • Work on medium features (eg : authentication module).
  • Comfortable working in 2 weeks sprints using JIRA.
  • Can do code reviews.
  • Can create architecture for medium features (eg : authentication module, payment module).
  • Can break medium features into manageable tasks.
  • Comfortable with estimating small and medium tasks.
  • Can write specifications and document features.
  • Efficient in communicating both in writing (JIRA / Slack / email) and in person.
  • Able to make technical decisions and argument the decision with factual data.
  • Oriented on getting things done.
  • Able to ask questions to clarify the requirements.
  • 3. We are interested in discovering the following QUALIFICATIONS

  • Passion for software product development . At AB4 Systems we are not only writing code, but we also create software products that resolve real-life problems of real people.
  • Constant desire to develop technical and non-technical competencies . Some call it continuous learning.
  • A genuine interest to communicate well and help others . A goal can be reached fast, but in order to get far, we must do it as a team.
  • Our mission is to reach great heights, together.

  • Under / graduate of Computer Science or similar.
  • 4. We are looking for the TECHNICAL SKILLS

  • 2-3 years relevant Java and Spring Framework experience .
  • Relevant experience in working with databases : SQL / Postgres / noSQL, Hibernate / ORM / JPA.
  • Solid knowledge of OOP; a good understanding of its concept and applicability.
  • Experience in Design Patterns.
  • Debugging and code optimization abilities.
  • Experience in Web services, especially RESTful.
  • Linux / UNIX / Docker.
  • Nice to have - GIT workflows, pipelines.
  • Nice to have - Infrastructure : AWS, Azure, or Google Cloud.

  • Apply! Good Luck!
  • CVs Selection.
  • If your CV is selected, we send you a technical problem to solve it at home.
  • If you pass, we invite you for an interview at our Bucharest office. The interview is technical; we look for technical skills, communication skills, alignment with our culture.
  • We also discuss financial expectations.

  • We make an offer you can't refuse!
  • You accept our offer! (hopefully)! Congrats!
  • Welcome to THE TEAM!
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