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Application Engineer
OBI Smart Technologies
Source: Headcount Labs · original listing ↗
Job data: Headcount Labs, ODbL 1.0. Job descriptions belong to their employers.
Source date: 11/2/2026
About this role
Responsibilities We are looking for an Application Engineer who wants to take technical ownership of business applications and their integrations within OBI’s marketing technology landscape. You will work with applications such as Bloomreach, Topsort, TYPO3, and Frontify, ensuring they are properly configured, maintained, and connected through reliable data flows. As the first person in this role, you will have the opportunity to shape application engineering practices from the ground up. Combining application administration, scripting, and cloud infrastructure, you will work closely with Marketing, Product Owners, and architecture teams to improve and evolve the application landscape. Your key responsibilities will include: * Take technical ownership of business applications, including administration, configuration, access management, maintenance, and documentation. * Build and maintain data integrations between applications using Python, REST APIs, CSV/JSON, and AWS S3, ensuring reliable data exchange with external platforms and services. * Deploy and maintain smaller applications and their hosting environments on AWS, using Terraform, Docker, Kubernetes, and GitLab CI/CD. * Collaborate with Marketing stakeholders and Product Owners to assess technical feasibility, advise on application capabilities, and implement changes aligned with business needs and the product roadmap. * Establish reusable approaches and standards for hosting and maintaining applications, supporting a consistent and scalable application landscape. * Maintain technical documentation of applications, interfaces, and data flows, collaborating with solution and domain architects to support effective application landscape management. * Identify opportunities to automate manual tasks, simplify integrations, and improve or consolidate the existing application landscape. Benefits Medical Care Benefits Platform Training Opportunities Language Courses Platform Company Events * Salary range for Employment Contract: 13 000 - 22 000 PLN gross/month. * Motivizer Benefits Platform to choose and manage all your benefits in one place. You receive a budget (550 PLN monthly). You can choose medical care package, meal tickets, sports cards (we have Multisport and on preferential terms, we have membership cards to one of the most popular Gyms), cinema tickets, shop vouchers, discounts and many more. * Language Courses – you'll have access to a multi-language learning platform enabling you to practice your language skills and learn new ones! * Regular and systematic further training opportunities - both internally and from external providers. We support your ongoing learning and development. * Cooperation within an internal community is our everyday reality. We have networking events, coding challenges, and company parties for different occasions. Qualifications * Completed university degree in Computer Science or a comparable technical field. * Several years of professional experience in Application Engineering, Integration Engineering, DevOps, Platform Engineering, or a similar technical role involving business applications. * Hands-on experience with GitLab CI/CD, Terraform, Docker, and Kubernetes, ideally in an AWS environment. * Practical scripting experience with Python or a similar language, including automation and data transfer tasks. * Experience working with REST APIs, CSV/JSON data formats, and cloud storage solutions such as AWS S3. * Experience administering and maintaining SaaS or business applications, including configuration, access management, troubleshooting, and user support. * Strong communication skills in English and Polish, with readiness to work in a hybrid model in Katowice. Nice to Have: * Experience with marketing technology applications, such as Bloomreach, customer data platforms (CDPs), ad servers, TYPO3, or Frontify. * Experience building integrations with advertising platforms, supply-side platforms (SSPs), or other external data destinations. * Familiarity with application architecture or IT application portfolio management. About OBI Smart Technologies WHO ARE WE: We are a joint venture between OBI and Reply Group, responsible for co-designing, building and operating mission-critical digital platforms for commerce, customer service, and omnichannel retail. OUR MISSION: "We unite technology leadership with deep retail vision to implement standardized processes and scalable digital products that drive efficient support for one of Europe’s largest DIY retailers. Leveraging proven best practices, we advance the internationalization of products and the digital mindset of our partners, delivering consistent and business-critical solutions to support the targets of our customer."