Backend Engineer: Ranking

ABOUT THE TEAM Launched in 2019, Constructor is an AI-first ecommerce search and discovery platform that helps shoppers find the right products at the right time and enables leading global e-commerce brands to drive meaningful revenue and conversion gains. As a member of the Ranking team, you will improve the e-commerce experience for hundreds of millions of users across the world by designing, delivering & maintaining high-load real-time web services in close collaboration with other great engineers from the Ranking team. The job can consist of, but is not limited to: - Build, deploy, and support robust high-load machine learning-based real-time systems for search and browse experiences. - Collaborate with technical and non-technical business partners to develop and update ranking functionalities - Develop Ranking Platform for internal users (DS and MLE mostly) - Optimize current ranking service performance to process requests faster - Optimize signals delivery and retrieval (aka Feature Store) for machine learning model inference - Communicate with stakeholders within and outside the team REQUIREMENTS Hard skills: - Experience in designing, developing & maintaining high-load distributed real-time services (in cloud) - Proficiency in Infrastructure as Code (IaC) tools like CloudFormation or Terraform for managing cloud resources. - Experience with MLOps is a huge plus (deliver