Remote Senior Software Engineer III (JavaScript)

Description:

• OpenX is seeking a Senior Software Engineer III (JavaScript) to join their core exchange development team in Krakow, with a focus on high-performance, distributed, low-latency systems.
• The exchange handles billions of ad requests daily, connecting thousands of publishers with demand partners, and operates on a fully containerized cloud platform.
• The role involves designing and delivering new features, collaborating with Product and UX teams, and improving the efficiency and stability of servers and processes.
• Candidates will work in a fast-paced environment where each millisecond matters, and will be expected to think long-term and simplify complex systems.

Requirements:

• Candidates must have 4+ years of experience building SaaS applications using JavaScript/Typescript.
• Experience with React is required.
• A background in database system design, RDBMs, or NoSQL is necessary.
• Familiarity with Google Cloud Platform or Amazon Web Services is a plus.
• Experience in digital media, marketing technology, or advertising technology is highly desirable.
• Proficiency in both Polish and English is required for effective communication.

Benefits:

• The position offers an employment contract with a salary range of 17,000 - 19,000 PLN gross/monthly or a B2B option at 139 - 155 PLN net/hourly.
• Employees will receive an annual performance bonus and a tax-deductible system due to copyright protection.
• Private health care for employees and their families is provided, along with private life and travel insurance.
• Additional benefits include access to a training platform, holiday allowance, pension scheme, and extra paid days off.
• Employees will also benefit from a monthly work-from-home allowance, recognition programs, and support for setting up home offices.