Freelance Data science : Distinguez les savoir-faire nécessaires à votre projet

Aperçu d'expériences de Xavier,
freelance DATA SCIENCE habitant les Bouches-du-Rhône (13)

• consultant and instructor

  SETRA Conseil (France)- Apache Cassandra / Apache Spark
  Jan 2022 - aujourd'hui

  ● Design on demand training for SETRA Conseil regarding Apache Cassandra & Apache
  Spark
  ● Train 4 engineers on Apache Cassandra and Apache Spark (ops oriented)

• PowerBI consultant

  ZONOVA (France)- Apache Cassandra
  Jan 2022 - aujourd'hui

  ● Apache Cassandra & PowerBI consulting
  ● Audit of AS IS architecture & issues, design of TO BE architecture for fixing performance issues.

• Big Data Engineer (freelance)

  STELLANTIS (Paris, France)-
  Jan 2022 - Jan 2022

  ● Consulting about Hortonworks HDP & Cloudera CDP stacks (Apache Atlas, metadata & lineages, Apache Spark optimizations)
  ● Project management
  ● Development of data pipelines with Apache Spark and internal Java framework (Spark SQL, S3, Parquet files, Apache Kafka)

• Data Scientist / ML Ops consultant

  CMA-CGM by NEXTRA PARTNERS (Marseille, France)
  Jan 2021 - Jan 2022

  ● Consulting about key factor success for a data science approach
  ● Consulting about ML OPS : from Proof of Concept to go live
  ● Consulting & training about Apache Spark

  Tools: Time Series, Dataiku, AWS, Cloudera CDP

• ZALANDO by MARLIN GREEN (Berlin, Germany in full remote)

  Big Data Engineer
  Jan 2021 - Jan 2022

  ● Project management (Agile)
  ● Design and implement SAPHANA & AWS S3 batch pipelines as standalone Spark/Scala
  applications to Redshift datalake for all Zalando payments data
  ● Design and refactor a large Apache Spark batch processing payments logs in streaming
  application thanks to Databricks autoloader and Apache Flink
  ● Design and implement CI/CD process using Zalando Continuous Delivery Platform &
  Apache Airflow.

  Tools: Databricks, AWS S3, AWS Redshift, AWS Lambda / Glue, Scala, AWS Kinesis Data Streams/Firehose/Analytics, Maven, SBT, Intellij Idea, CI/CD, CDP.

• Big Data consulting about Apache Spark /

  AXIANS / EPSILON / NEXTRA-PARTNERS
  Jan 2021 - Jan 2021

  ● Expertise support to internal teams regarding Apache Spark and Apache Cassandra
  ● Expertise support to Data Science projects

• Senior Data Engineer (Freelance)

  POLE EMPLOI / SOPRA, Aix-En-Provence
  Jan 2021 - Jan 2021

  ● Development in Kotlin / Java / Ksh of soft tools for Cloudera /

  HDP, CDP, Apache Atlas, Apache Hive, Apache Phoenix, Hadoop, Spark, Quarkus, Kubernetes, Kotlin, Java

• Data Science and Big Data instructor (Freelance)

  ATP FORMATION, Grenoble
  Jan 2020 - Jan 2021

  Courses: Big Data introduction, Machine Learning algorithms production deploiement by practice,
  Apache Flink, Apache Spark, Scala
  Confidential webmarketing group , Netherlands (remote) - Data Engineer, full stack dev

• Jan 2020 - Jan 2020

  Design and put in place CI/CD with AWS CodePipeline
  ● Data pipelines with Apache Flink & Kafka / Java & Scala

• CTO, Architect Big Data, Data Scientist (Freelance)

  SMARTPUSH, Marseille
  Jan 2018 - Jan 2020

  ● Design and deployment of Big Data architecture (AWS, Apache Kafka, PySpark)
  ● Staffing of Big Data & Data Science teams
  ● Development of algorithms for parsing bank statement and determining company behind each line,
  development of recommender system, clustering (Python, PySpark,)