Senior Machine Learning Engineer

December 20, 2024

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OpenX

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OpenX is an independent supply-side platform specializing in ad tech, enabling publishers and advertisers to achieve better ad buying and selling experiences with a focus on addressability, transparency, and sustainability. Established in 2008, OpenX provides omnichannel targeting capabilities across all channels, including CTV, and integrates seamlessly with various data sets and identity types. As the first Net-Zero verified adtech company, OpenX emphasizes responsible media practices, helping clients reduce their environmental impact while supporting social initiatives. They offer a platform that democratizes identity access for marketers, allowing for seamless audience targeting similar to walled gardens. OpenX has established itself as a leader in programmatic advertising, working with high-profile clients to integrate their technology efficiently and effortlessly.

Advertising Technology • Yield Optimization • Ad Serving • Ad Exchange • SSP

201 - 500 employees

Founded 2008

💰 Secondary Market on 2015-05

📋 Description

• OpenX is focused on unleashing the full economic potential of digital media companies. • We build digital advertising markets that deliver optimal value to publishers and advertisers. • Seeking a talented Machine Learning Engineer with strong software engineering skills. • Contribute to impactful R&D projects focused on building and maintaining ML pipelines. • Collaborate with Data Science team to optimize and advance the ML platform. • Provide robust infrastructure and support. • Analyze and enhance efficiency, scalability, and stability of ML pipelines. • Develop and maintain infrastructure for training ML models. • Continuous enhancements to ML platform through integration of feature stores and model repositories. • Optimize models by identifying performance bottlenecks and applying accelerations. • Facilitate collaboration for deploying comprehensive end-to-end solutions.

🎯 Requirements

• 7+ years of experience in a similar role and a Bachelor’s degree in Computer Science or a related field. • Extensive expertise in Python programming and software engineering best practices. • Demonstrated proficiency with machine learning frameworks such as TensorFlow, Keras, or PyTorch. • Familiarity with basic SQL for querying and data manipulation. • Hands-on knowledge of ML pipelines, particularly Kubeflow Pipelines. • Basic understanding of machine learning techniques sufficient to comprehend and utilize models developed by data scientists. Advanced modeling skills are not required. • Experience with cloud platforms and their machine learning capabilities, particularly Google Cloud Platform's Vertex AI, is highly desirable. • Excellent communication skills in both Polish and English. • A willingness to learn new tools and create proof-of-concept implementations. • Strong communication skills and the ability to collaborate effectively with team members from diverse backgrounds.

🏖️ Benefits

• Annual performance bonus • Tax-deductible system due to copyright protection: 75% • Private health care for you and your family (covered by OpenX) • Private life and travel insurance (Covid insurance included) • MultiKafeteria program • Training: access to the LinkedIn learning platform and Tech workshops • Holiday Allowance • Pension scheme (PPK from PZU) • Additional paid day off • Free parking lot • Access to peer to peer recognition platform • Monthly work-from-home allowance and one-time payment when you join us to help you set up your home office • We celebrate team members' important personal milestones (vouchers, gifts)