Backend Engineer - Ranking Team

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Requirements:

• 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 (delivering, loading, and serving ML models and related infrastructure).
• Hands-on experience with setting up and improving CI/CD pipelines.
• Proficiency with Python and, as a plus, compiled languages like C, Rust, or Go.
• Experience in server-side coding for web services and a good understanding of API design principles.
• Skilled in setting up and managing observability tools like Prometheus, Grafana, and integrating alert systems like PagerDuty.
• Familiarity with Service-Oriented Architecture, knowledge of communication protocols like Protobuf, and familiarity with networking principles.
• Experience with NoSQL and relational databases, distributed systems, and caching solutions.
• Experience with major public cloud formation: AWS, Azure, GCP.

Responsibilities:

• 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.
• Optimize current ranking service performance to process requests faster.
• Optimize signals delivery and retrieval for machine learning model inference.
• Communicate with stakeholders within and outside the team.