Roey Zalta

Roey Zalta

Marketing Data Analyst

Followers of Roey Zalta9000 followers
location of Roey ZaltaTel Aviv District, Israel

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  • Timeline

  • About me

    AI Infrastructure & LLMops Engineer @PwC NEXT Technology Solutions 🤖

  • Education

    • Codecademy

      2023 - 2024
      Full-Stack Developer Computer Science

      Activities and Societies: Learn to build web applications from start to finish. This path will start with the front-end, move to the back-end, then connect the two.

    • New-Media college המכללה לניו-מדיה

      2022 - 2022
      Diploma of Education Data Analysis

      • Study of Data management to Build an analytical database and interrogate using SQL and Python queries• Data analysis and construction of advanced reports in Excel• Advanced data analysis with Tableau (Self-service BI)• Build managerial reports and dashboards • Data storytelling from datasets using narratives and visualisations.

    • Coursera

      2023 -
      Machine learning
    • NAYA-College

      2024 - 2024
      Mastering MLops - Machine Learning Models to Production Data Processing and Data Processing Technology/Technician

      Gain hands-on experience in managing and deploying machine learning models. This course covers everything from ML basics to advanced MLOps techniques.Key Topics:- Machine Learning Foundations: Core concepts and algorithms.- MLOps Tools: Essential frameworks and version control (Git).- Deployment: Strategies for model deployment and monitoring.- CI/CD: Implementing continuous integration and delivery pipelines.- Final Project: Apply your skills in a comprehensive… Show more Gain hands-on experience in managing and deploying machine learning models. This course covers everything from ML basics to advanced MLOps techniques.Key Topics:- Machine Learning Foundations: Core concepts and algorithms.- MLOps Tools: Essential frameworks and version control (Git).- Deployment: Strategies for model deployment and monitoring.- CI/CD: Implementing continuous integration and delivery pipelines.- Final Project: Apply your skills in a comprehensive project. Show less

    • NAYA-College

      2023 - 2023
      Practical Data Science Course - Machine Learning Data Modeling/Warehousing and Database Administration

      This is a collection of various data science courses, including Data Science, Machine Learning, Practical Data Science, A/B Test Methods for Data Scientists, Practical Machine Learning & Deep Learning for Developers, Introduction to Data Science with R Programming, Data Science for Managers, Spark for ML and PySpark, Machine Learning Seminar, Big Data and Data Science, Text Mining, NLP and NLTK Seminar, pandas Seminar, and MatPlotLib Seminar. These courses focus on various topics related to… Show more This is a collection of various data science courses, including Data Science, Machine Learning, Practical Data Science, A/B Test Methods for Data Scientists, Practical Machine Learning & Deep Learning for Developers, Introduction to Data Science with R Programming, Data Science for Managers, Spark for ML and PySpark, Machine Learning Seminar, Big Data and Data Science, Text Mining, NLP and NLTK Seminar, pandas Seminar, and MatPlotLib Seminar. These courses focus on various topics related to data science, such as data acquisition, data cleaning and preparation, data modeling, and data interpretation and communication. The courses are aimed at different levels of skill and experience, from developers who are just starting with machine learning, to managers who want to understand the impact of data science on modern business. Show less

  • Experience

    • LIMANN

      Oct 2021 - Jul 2022
      Marketing Data Analyst

      Managing user acquisition activities on Facebook, Google, Taboola and Outbrain. I was responsible for creating new effective methods to improve our ROl and directly influence our clients performance and growth.

    • Partner Israel

      Jul 2022 - Sept 2023
      SQL Developer

      * Develop and run A/B tests, using SciPy library to determine the impact of marketing activities and provide valuable insights.* Collaborate with R&D to develop Partner’s next best offer system (NBO) for personalized recommendation models for the telemarketing department.* utilize and apply machine learning algorithms for customers segmentation models using classification and regression algorithms.

    • Rise

      Sept 2023 - Sept 2024
      Machine Learning Engineer

      * Developed a search keywords classifier using DistilBERT with Keras & TensorFlow, resulting in a 26% improvement in traffic quality. Implemented the solution with AWS Lambda & Vertex AI (Kubeflow Pipeline).* Integrated LLMs with AWS Bedrock, specifically using Claude 3 Haiku, and included LangChain to ensure consistent results in categorizing keywords into relevant categories, enhancing the accuracy of keyword categorization.* Developed the Traffic Validation System (TVS) by combining external and internal tools in collaboration with R&D, detecting and informing businesses of real-time changes in traffic volumes and quality using sophisticated methods. decreased Bing traffic fraudulent incidents by 30%. Show less

    • PwC | NEXT Technology Solutions

      Nov 2024 - now
      AI Infrastructure Engineer

      Results-driven Data & AI Engineer specializing in building next-generation Data Lake House solutions on AWS cloud. Leading end-to-end development of enterprise-scale data platforms and Generative AI applications.

  • Licenses & Certifications

  • Volunteer Experience

    • Volunteer Staff

      Issued by Tene Yerushalmi on Sept 2016
      Tene YerushalmiAssociated with Roey Zalta