Mid Software Engineer II at OpenX

At OpenX, we are dedicated to unlocking the full economic potential of digital media companies. We achieve this by building advanced advertising marketplaces and technologies that deliver optimal value to publishers and advertisers across every screen. Our team is uniquely experienced in operating high-scale systems, and we are looking for a creative, thoughtful engineer to join us as we tackle the frontiers of digital advertising. Operating entirely on a cloud-based platform, we handle over 370 billion ad requests every day, and we invite you to help us maintain the quality and efficiency of this massive infrastructure.

What you'll be doing

• Design and build high-performance, distributed, and low-latency systems that can handle massive scale.
• Take ownership of projects from start to finish, working closely with product teams to architect and deliver new features.
• Analyze and improve the stability, efficiency, and scalability of our servers while identifying and removing unnecessary complexity.

What you'll bring

To be successful in this role, you should have a solid foundation in software engineering and a passion for solving complex problems. We are looking for the following qualifications:

• At least 2 years of experience building SaaS applications using JavaScript and TypeScript, including Node.js.
• Practical knowledge of database design, including RDBMS or NoSQL systems.
• Strong communication skills in both Polish and English.
• Experience with Cloud Computing platforms like AWS or GCP is considered a significant advantage.
• A background in digital media, marketing technology, or advertising technology is highly valued.
• A collaborative spirit, a good sense of humor, and the ability to act as a self-starter who identifies areas for improvement independently.

What you'll get

We offer a monthly salary of 16,000 PLN gross for those on an employment contract. In addition to competitive compensation, you will enjoy a variety of benefits designed to support your professional and personal life:

• Remote work flexibility and flexible hours.
• Paid time off and an additional paid day off.
• Comprehensive life insurance and private health care for you and your family.
• Extensive professional development opportunities, including access to LinkedIn Learning and technical workshops.
• A monthly work-from-home allowance and a one-time payment to help you set up your home office.
• Participation in a pension scheme and a MultiKafeteria program.
• Annual performance bonuses and holiday allowances.