Optasia

Senior Machine Learning Infrastructure Engineer, Fintech

Optasia
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1 year ago
Athens, GreeceSenior

Responsibilities

  • Build robust, scalable, end-to-end machine learning pipelines and operationalize machine learning solutions for credit risk management.
  • Provide technical expertise and guidance on ML engineering, MLOps, workflow scalability, stability, accuracy, speed, efficiency, testing, and code quality.
  • Design and develop microservices and tools supporting the machine learning lifecycle, including scalable real-time services used globally.
  • Design, develop, maintain, tune, and refactor large-scale Spark jobs using PySpark and Scala.
  • Build and manage CI/CD pipelines with Jenkins and develop automation scripts using Python or Bash.
  • Develop and deploy scalable Airflow pipelines supporting the machine learning lifecycle.
  • Perform data exploration and analysis for machine learning proof-of-concepts and partner with engineering and credit risk teams on business solutions.
  • Improve the feature engineering engine and drive continuous improvements in the development lifecycle.

Requirements

  • Bachelor's or master's degree in Electrical Engineering, Computer Science, or Informatics.
  • 5+ years of industry experience in Machine Learning Engineering and MLOps.
  • Solid understanding of machine learning concepts and MLOps.
  • Proficiency in Python and PySpark, or Scala and Java.
  • Strong knowledge of the Hadoop ecosystem and proficiency in SQL and Linux.
  • Strong knowledge of end-to-end API development and deployment.
  • Proficiency in building and managing Dockerized applications.
  • Experience with workflow orchestration tools such as Airflow or similar tools.
  • Familiarity with CI/CD best practices and the ability to learn and adapt to emerging tools and frameworks.
  • Ability to meet tight deadlines, work under pressure, and maintain strict attention to detail.

Benefits

  • Hybrid workplace with flexible remote working.
  • Competitive remuneration package and performance-based bonus scheme.
  • Extra day off on the employee's birthday.
  • Comprehensive private healthcare insurance.
  • All required technology equipment for work.
  • Multicultural working environment, career development, continuous training, and access to online training platforms.
  • CSR activities, festive events, on-site restaurant with varied meal options, and wellbeing activities including yoga and access to a squash court.

Tech Stack

Apache AirflowApache HadoopApache SparkBashDockerJenkinsLinuxPythonScalaSQL
Optasia

About Optasia

201-500 employees
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