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Ten Square Games S.A.

Ten Square Games S.A.

Java Solution Architect

Offer parameters

contract of employment, contract for specific work, B2B contract (full-time)

salary not specified

hybrid work
Bukareszt, abroad (Romania)
senior, expert

Technologies we use





Your responsibilities

  • architecting the server-side of our games;
  • preparing backend for future workload growth (currently ~700-1000k DAU (Daily Active Users) and about 60-100k concurrent users);
  • leading the distribution and upkeep of new games highly-scalable backends through maintenance and design;
  • troubleshooting and monitoring high-volume database systems;
  • prototyping and bringing up to life the new game ideas;
  • collaborating with a cross-functional team to achieve the best possible quality of our products;
  • actively contributing towards the best practice of reliability and availability;
  • providing technical leadership in back-end technologies (currently OpenJDK 15, Redis 6 (in cluster setup), Jedis, PostgreSQL 12, Google Protocol Buffers, Netty, Jenkins, Gitlab, Harbor, Sonar and many more - join us and put your vote in choosing tech stack we work with);
  • finding cross-product solutions and with help of other experts being able to materialize them;
  • moving away from the norm and trying to rethink how things are done;
  • having impact on tech stack used in the company, trying new "stuff".

Our requirements

  • 8+ years of experience in server-side Java programming along with concurrency handling and distributed systems of high traffic;
  • good knowledge of algorithms and data structures;
  • demonstrate solid Linux shell experience along with scripting languages;
  • ability to respond and troubleshoot a range of issues accompanying the production environment to minimize downtime in games;
  • experience with developing IT and cloud infrastructure;
  • highly-committed and passionate about getting things done autonomously;
  • willingness to work as part of a team and having an open-minded attitude towards your colleagues and their work;
  • clear and open communication on the needs, wants and ideas;
  • hands-on approach;
  • true passion for games;
  • very good command of English and willingness to work in an international environment;
  • deep analytical skills and the ability to see the connections between layers of business operations;
  • solid understanding of design patterns and application levels.


  • experience in Redis and/or PostgreSQL databases;
  • knowledge of data serialization in client-server communication;
  • hands-on experience with microservices & cloud technologies;
  • familiarity with Jenkins, Maven, Python 3, Netty;
  • understanding the DevOps tools and technologies.

This is how we organize our work

This is how we work

in houseyou have influence on the productagilescrum

Job description

As a Java Solution Architect, you will become our partner in developing the most famous free-to-play mobile games. In order to make sure that our players get the best, most uninterrupted experience possible we need an expert to hop on board and put hands on design and implementation of solid, high performing architecture as a ground for moving our games to next levels.
We’re looking for a person who’s confident with expressing opinions that help to determine the future of the product. Someone who would draw conclusions from things that went wrong so that the team would benefit in the future, knowing how to overcome obstacles and be better prepared for any unexpected turn of events. We’re humble at TSG, so it’s fantastic if you are too. Oh, and pragmatism is of paramount importance to us. Interested? Come and join us!

What we offer

  • direct impact on the final product and business direction
  • autonomy mode and freedom of making partnership decisions
  • a friendly and mature working atmosphere
  • safe environment and setting that boost your EXP points and skills
  • communities of practice and educational books of your choice
  • conferences and themed events
  • working hardware matters – win or mac – take your pick
  • attractive remuneration based on experience and skills
  • easy accessible modern office in the center of Wrocław
  • private medical care, a life insurance program and a Multisport card
  • free lunch days, fresh fruits, refreshments in the office
  • assistance in relocation for you and your family and a relocation package


  • private medical care
  • sharing the costs of professional training & courses
  • life insurance
  • fruits
  • integration events
  • corporate library
  • no dress code
  • coffee / tea
  • drinks
  • parking space for employees
  • leisure zone

Ten Square Games S.A.

We are Ten Square Games, and we specialize in free-to-play hobby apps. Our flagship title is Fishing Clash – one of the world's most popular 3D simulators. Our other products let you enjoy realistic animal tracking and lofty endeavors in the sky. We strive to give gamers the best possible outdoor experience on their mobiles, so we are continuously improving our products and expanding our portfolio.
In just ten years, we have grown from a small collection of tech-enthusiasts to one of the top-quoted game dev enterprises listed on the Warsaw Stock Exchange (2020 revenue: EUR 127 million). This was only possible thanks to our 400+ experts employed in four studios located in Poland, Germany, Romania and Italy.
We create a talent-first workplace with a solid feedbacking culture where people are given autonomy and ownership over their domains. This helps us stay creative and gives us the courage to explore. No holds barred!

This is how we work

Need more information?

You can ask the recruiter a casual question. You will receive a reply within three business days.

Check first if the answer to your question is not already in the body of the offer.
An employer may not respond to your question, particularly if there are less than 3 business days remaining before the offer ends.
Zgłaszam się do:
Ten Square Games S.A.
Ten Square Games S.A.
Bukareszt, abroad (Romania)
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The administrator of the personal data of our customers, shareholders, contractors and their employees, and other persons who contact us is Ten Square Games SA, with its registered office in Wrocław, read more: https://tensquaregames.com/wp-content/uploads/ADO_extended_en.pdf Your personal data is processed for recruitment purposes for the position described in the job offer for the duration of the recruitment process and if you've given your consent to take part in the future recruitment processes - for 5 years.
I hereby give my consent for my personal data included in the job offer and other job offers collected during the recruitment process to be processed by Ten Square Games S.A. with its registered office in Wrocław in order to complete the future recruitment processes for similar positions in 5 years following the receipt of my application by Ten Square Games S.A.