Hotstar

Senior Machine Learning Engineer

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2 hours ago
Bengaluru, IndiaSenior

Responsibilities

  • Build and maintain production ML lifecycle systems from data processing and feature stores through model serving for journey prediction, churn, conversion propensity, and intervention-matching models.
  • Develop subscriber lifecycle forecasting workflows and real-time feature pipelines supporting personalized engagement and next-best-action decisioning.
  • Design monitoring for technical health and model-quality metrics including accuracy, drift, and intervention lift.
  • Create experimentation frameworks for A/B testing predictive algorithms and intervention strategies.
  • Build low-latency, high-throughput serving systems with caching for real-time intervention decisions.
  • Establish MLOps practices for experiment tracking, model versioning, deployment automation, feature stores, model hosting, drift monitoring, and automated remediation.
  • Scale and optimize model training and serving, including solutions for embedding scaling.
  • Own code, system design, and project delivery while collaborating with product managers, data scientists, and cross-functional teams.

Requirements

  • Strong coding skills in Python, Java, Golang, or Scala.
  • Experience with Big Data frameworks such as Spark and Kubernetes for data and ML workloads.
  • Proficiency with API performance monitoring tools such as Grafana, Prometheus, and Cloudwatch.
  • Experience with machine learning libraries including TensorFlow, PyTorch, JAX, or Keras.
  • Ability to develop consistent end-to-end ML pipelines across development and production environments.
  • Ability to design scalable ML architectures for site traffic and feature complexity.
  • Experience with model and data versioning, resource allocation, scaling, logging, fault monitoring, and model-response monitoring.
  • Expertise in production MLOps systems including feature stores, model hosting and versioning, data versioning, prediction and drift monitoring, and automated remediation.
  • B.Tech, B.E., Master's, or equivalent degree.
  • At least 4+ years of professional experience in software engineering roles and a record of independently delivering high-quality projects.
  • Strong problem-solving skills, ability to work in a fast-paced environment, and commitment to continuous learning.

Tech Stack

Apache SparkGoGrafanaJavaKerasKubernetesMLflowPrometheusPythonPyTorchScalaTensorFlow

Categories

Data EngineeringML Engineering
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501-1,000 employees

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