Lublin, Wrocław
Lublin, Wrocław

About the vacancy

DataArt is currently helping to modernize the IT system of an independent online retailer of railroad tickets. The company's annual income exceeds 100 million euros. The company is one of the regional leaders in the industry and is currently launching their new product, an international platform for ticket sales.

The client uses various tools to reach their customers, such as a mobile app, a responsive web application, or communicating with them directly through the call center. The system is very complex, it must comply with a large number of regulations. We provide API's for different clients including biggest Global Distribution Systems (GDSes). We also provide solutions which are labeled by more than a half Train Operating Companies (TOC's) in UK.

Several independent teams are working on the project. The goals of each team are limited to the part of the system they're working on. DataArt's specialists are working on the back-end in one of the teams.

Our client is committed to ensuring that the system will be as modern as possible. It is based on a micro service architecture with the use of continuous integration, where a few hundred components operate independently of each other and can be used as they become available. This increases the modularity of the system and optimizes the use of the services. All components run on AWS.

You will work in a truly Agile environment where your opinion and work will be appreciated and respected and good engineering practices are our bread and butter. The project provides a unique opportunity to get experience, taking into account the size and seniority of the team, the required performance level, and all the integration challenges.


  • New features 70 % (you and yours team will be fully responsible for the full SDLC – including analysis, making technical decisions, automated testing, quality, and deployment of features)
  • Maintenance / Bug fixing 20 %
  • Documentation 5 % (a short document on the wiki knowledgebase)
  • Meetings 5-10 % (Slack, Zoom, Face2Face)

Must have

  • Understanding of and experience working with C#
  • Strong skills in Clean Code and OOP
  • Knowledge of WebAPI
  • Understanding of micro services architecture
  • Experience with unit testing (like nUnit) and mocking frameworks (preferred Moq)
  • Experience with dependency injection (preferred Autofac)
  • Knowledge of Entity Framework or NHibernate
  • Experience working with any DBMS system
  • Good spoken English

Would be a plus

  • Experience working with Amazon services (ET2, SQS, SNS, S3; DynamoDB, Lambda or S3)
  • Experience implementing CI/CD
  • Understanding of SOLID principles
  • Understanding of Agile development methodology
  • Experience using deployment automation tools
  • Knowledge and experience about .NET Core

Work at DataArt is

People first

Our relationships with clients and colleagues are based on mutual respect, no matter what differences we may have.

  • Long-term partnership
  • Respect for individuality and freedom of expression
  • Flexible schedule, comfortable offices, and the ability to work from home
  • Market-driven compensation and health care
  • High quality internal administrative services


Get the opportunity to unleash your potential in DataArt's ecosystem

  • Highly qualified team
  • Communities and knowledge sharing
  • English classes
  • Internal educational system


Freedom to explore and opportunities to get new experience and knowledge. Constant willingness to change

  • Work contract with DataArt, not project based employment
  • Flat structure
  • Minimum rules
  • Rules and policies change with context, while values stay the same
  • Easy movement among offices and opportunities for relocation


The ability to count on each other and the willingness to trust people lies at the heart of relationships in DataArt

  • Management via context, bottom-up decision making. We avoid micromanagement
  • Clear equal rules and policies
  • Fair management
  • No ranking vs others, no regular reassessments. Fair seniority assessment

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