Senior Data Engineer

We are seeking a highly skilled Senior Data Engineer with expertise in computer vision and machine learning to lead the development of an AI-driven photo evaluation and personalized recommendation platform. In this role, you will build systems that intelligently analyze and rank photos for their potential as personalized physical products. This position offers the opportunity to combine semantic image understanding, aesthetic scoring, and behavioral personalization into a unified recommendation pipeline.**Responsibilities**- Design and build systems using CNN-based models and transformer-based vision models to analyze, score, and tag photos with metadata- Develop models for facial recognition, grouping, and expression analysis- Create contextual categories for photos, such as vacations, events, and portraits- Score images for aesthetic appeal and print-worthiness- Develop object and scene detection models to extract meaningful photo metadata- Prototype and design custom transformer architectures tailored to product creation needs- Build scalable pipelines capable of processing large volumes of image data and generating structured, queryable metadata- Build and deploy transformer-based ML models for analyzing user behavior and purchase patterns to create personalized product recommendations- Lead experimentation frameworks, such as A/B testing, to optimize recommendation relevance and user conversion rates- Develop, operate, and maintain the full ML model stack, ensuring robust deployment and system documentation- Collaborate with cross-functional teams to operationalize model development and ensure seamless integration into production systems- Communicate effectively with stakeholders and team members, demonstrating a self-driven approach**Requirements**:- Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field, or equivalent professional experience- At least 3 years of experience in roles focused on software engineering or AI/ML- Deep expertise in computer vision techniques, including CNNs, vision transformers, facial recognition, object detection, image classification, and image embedding- Strong experience with recommendation systems, collaborative filtering, and deep learning for personalization- Advanced knowledge of transformer-based models for recommendation systems- Proficiency in Python for building and deploying AI/ML solutions- Hands-on experience deploying ML models at scale using tools like Docker, AWS, or GCP- Proven experience leading cross-functional technical initiatives from ideation to delivery- Solid understanding of the ML lifecycle, including data management, model evaluation, explainability, and observability- Fluent English skills, both written and spoken, at a B2+ level or higher**Nice to have**- Experience with ML libraries such as PyTorch or TensorFlow- Hands-on experience with diffusion models, graph neural networks (GNNs), or reinforcement learning**We offer**- Career plan and real growth opportunities- Unlimited access to LinkedIn learning solutions- Constant training, mentoring, online corporate courses, eLearning and more- English classes with a certified teacher- Support for employee’s initiatives (Algorithms club, toastmasters, agile club and more)- Enjoyable working environment (Gaming room, napping area, amenities, events, sport teams and more)- Flexible work schedule and dress code- Collaborate in a multicultural environment and share best practices from around the globe- Hired directly by EPAM & 100% under payroll- Law benefits (IMSS, INFONAVIT, 25% vacation bonus)- Major medical expenses insurance: Life, Major medical expenses with dental & visual coverage (for the employee and direct family members)- 13 % employee savings fund, capped to the law limit- Grocery coupons- 30 days December bonus- Employee Stock Purchase Plan- 12 vacations days- Official Mexican holidays, plus 5 extra holidays (Maundry Thursday and Friday, November 2nd, December 24th & 31st)- Monthly non-taxable amount for the electricity and internet billsEPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.