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Test Automation Engineer (Python) - Intern



Software Engineering, Quality Assurance
Kraków, Poland
Posted on Wednesday, March 27, 2024
Company at a Glance
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
Who are we looking for:
OpenX is looking for a talented and highly motivated Software Developer in Test intern to help us with various projects. You will have a chance to work in some aspects of agile application development, including our highly efficient and available serving platform, and your opinions will be considered in certain phases of product development, starting from requirements to validation and deployment. You will assist other engineers to ensure that our processes are defined, documented, tested, and easy to use. So who exactly are we looking for? A passionate individual who’s curious about how to break what’s been built in an automated way and how our entire ecosystem works. Someone with a passion for software engineering and a willingness to apply that knowledge to various teams and projects.

Key Responsibilities:

  • As part of a cross-functional scrum team, contribute to the development of features that allow our internal users and our customers to set up their ad delivery to maximize revenue by creating and refactoring existing backend & API test cases using PyTest framework
  • Maintain the health of the codebase through appropriate refactoring and improvement of existing test deliverables
  • Ensure high-quality standards are maintained throughout the codebase by being an active participant in code reviews
  • Ideally, we are expecting you to be available full-time (40 h per week) during the internship


  • Experience with Python, and high motivation to learn new ones
  • You must have a basic understanding of web technologies and applications and be interested in expanding your knowledge of Python and automation methodologies
  • Ability to learn and navigate preexisting code
  • Communicative Polish and English languages

Nice to have:

  • Working towards a B.S/M.S. in Computer Science or equivalent discipline
  • Experience in Google Cloud Platform (k8s, BigQuery, PubSub), Docker
  • User-level knowledge of Linux/Unix systems/commands
  • Basic networking (http, tcp)
  • Database (MySQL or PostgreSQL)

What we offer:

  • Internship Duration: July 1st - September 30th - we are flexible depending on our mutual arrangements
  • You will be part of a global engineering team and you will be working with the assigned engineers on different projects
  • You will work with GCP, Docker, Kubernetes, Cloudbuild
  • This is a paid internship 32.50 PLN per hour (up to 5,500 PLN / month for full-time availability)
  • You will get a chance to get a lifetime learning experience
  • Possibility to convert an internship into a full-time job
Our five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.
We are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win together as a team. We respect and care about our colleagues and cultivate an inclusive culture
We innovate on behalf of our customers. We understand, respect, and listen carefully to our customers. We build great products to solve our customers’ problems. We manage our customers’ expectations clearly and honestly. We are a trusted partner to all of our customers - we act with integrity at all times. We care.
We are all owners of OpenX
We all have a voice to improve OpenX
We stake our personal and professional reputations on the excellence of our work
We are not interested in just "doing our jobs"; we take ownership to drive results
We understand and respect what each of us does. We are eager to teach and share what we know with others, both internally and externally. We are eager to learn from others and we ask questions internally and externally.
We take responsible risks and own and learn from our mistakes. We recognize and repeat success. We actively seek out and provide constructive feedback. We adapt quickly and embrace change. We tackle growth and learning with real urgency. We are endlessly curious.
OpenX is committed to equal employment opportunities.
It is a fundamental principle at OpenX not to discriminate against employees or applicants for employment on any legally-recognized basis including, but not limited to: age, race, creed, color, religion, national origin, sexual orientation, sex, disability, predisposing genetic characteristics, genetic information, military or veteran status, marital status, gender identity/transgender status, pregnancy, childbirth or related medical condition, and other protected characteristic as established by law.
OpenX Applicant Privacy Policy
Applicants can review our Applicant Privacy Policy at any time by visiting the following link: https://www.openx.com/privacy-center/applicant-privacy-policy/.
Effective Date: April 18, 2024