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Fullstack Engineer - Technical Owner
  • Warsaw
Fullstack Engineer - Technical Owner
Warszawa, Warsaw, Masovian Voivodeship, Polska
Loyalty Partner Polska Sp. z o.o. (PAYBACK)
10. 9. 2025
Informacje o stanowisku

technologies-expected :


  • Python
  • PostgreSQL
  • Terrafom
  • Google Cloud Platform
  • MLOps

responsibilities :


  • You write well-designed, testable and efficient code and perform pair programming and code reviews
  • You create a technical vision for the components owned by your cross-functional team and on their integration in our overall landscape
  • You develop and implement innovative data and AI products using classical machine learning methods and generative AI (GenAI)
  • You will be involved in all phases of the development lifecycle, which includes deployment, testing and monitoring - ‘You Build It, You Run It’
  • You will drive planning, decisioning and implementation processes on design, principles, guidelines, NFR fulfillment and documentation quality
  • You will lead testing and QA efforts as well as drive the quality of automated testing and continous deployment workflows
  • You will collaborate with product and business stakeholders to approach new feature requirements, actively manage technical debts and improve software performance
  • You support continuous improvement by investigating alternatives such as technologies & architectures and trigger adoption discussions with our internal guilds
  • You ensure the smooth operation of our AI systems, optimize existing applications and always stay up to date with the latest technology
  • You provide guidance to fellow developers, foster a culture of learning by sharing your expertise and work with managers to ensure the right talents are acquired, developed and retained

requirements-expected :


  • You have a solid, proven track record in design and development of complex applications in object-oriented Python
  • You bring hands-on knowledge of relational databases, SQL & ORM technologies and PostgreSQL
  • You are open to the approach of a full-stack developer (incl. testing, web frontend, backend, monitoring, DevOps thinking, data) and have experience with test frameworks such as pytest
  • You have experience with Cloud technologies, preferably Google Cloud and the related architecture concepts, such as Terrafom, PubSub, BigQuery. Ideally, you also have understanding of Cloud Storage, Cloud Run and/or VertexAI
  • You can demonstrate a deep understanding of software architecture principles, design patterns as well best practices in security and operations
  • You are willing to constantly expand your knowledge in new areas and technologies
  • Ideally, you have several years of professional experience in the development and operationalization of data and AI products, as well as a deep understanding and practical experience in managing ML models using modern MLOps practices
  • Ideally, you also have experience developing and maintaining Next.JS-based frontends
  • You speak English fluently and have excellent communication skills to efficiently align with other technical leads, architects, product owners and further stakeholders (*please send your cv in English)

offered :


  • Employment contract? Of course. With us you do not have to worry about stable employment.
  • Benefits? We have them! Among other: corporate incentive program, sport card, private medical care.
  • Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases.
  • Working in a hybrid model? Of course! ! You work with us 2 days a week from home.
  • Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year.
  • ‎Flexible working hours? Sounds great! We start working between 7 to 10.
  • Trainings? Of course. We provide training to develop hard and soft skills.
  • Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely.
  • Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome.
  • Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎.
  • ‎Something is missing? Open communication is our priority, so dare to ask!‎

benefits :


  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • integration events
  • no dress code
  • pre-paid cards

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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