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Mouhamad KeitaMK

Mouhamad Keita

Senior Data Engineer

On-demand
Paris, FR
3-7 years
Spark
Hadoop
Hive
Scala
HBase

Average response time: 1 hour

Freelancer profile translated to English.
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About Mouhamad

+6 years Data Engineer
Certified Associate Developer for Apache Spark 3.0
Skills in Spark, Scala, Oozie, Hadoop, Kafka, NoSQL, ELK, Data Visualization, ETL
Cloud technologies AWS, Databricks, Confluent, Snowflake
Setting up Big Data architectures
Functional knowledge in banking & finance, telecommunications and eCommerce
Motivated - Autonomous and well organized – Open minded
Familiar with agile methods
Clients in various countries and environment: France (BNP PARIBAS, HSBC), Senegal (ORANGE), Canada (VIDEOTRON)

  • English

    Fluent

  • French

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • Videotron Canada
    Senior Data Engineer Consultant
    TELECOMMUNICATIONS
    August 2020 - October 2021 (1 year and 2 months)
    Montréal, Canada
    Management of the Big Data platform and Data Lake
    - Administration of the Cloudera platform
    - Optimization and support of the development of ingestion pipelines for flows from suppliers with Kafka, Spark and NiFi
    - Design and development of the platform, including the decommissioning of HDFS in favor of S3
    - Industrialize batch jobs with Spark and with Kafka and Spark Streaming in real time mode
    Technical environment: Hadoop|Spark|SparkSteaming|Hive|Oozie|S3|Kinesis|Kafka

    Decommissioning of the Cloudera platform to the Cloud (Databricks, Kafka Confluent, AWS, Snowflake)
    - Participation in the implementation of the new Cloud architecture
    - Migration of NIFI flows to Snowflake with Snowpipe
    - Migration of data from Hive to Snowflake
    - Rewriting Spark scripts, in particular to adapt them to Databricks (Delta Lake, Autoloader)
    - Use of AWS lambda to retrieve data from Kinesis and write it to Kafka confluent
    Technical environment: Databricks|Spark|Spark Steaming|Deltalake|Snowflake|S3|Kinesis|Lambda|Kafka Confluent|Terraform
    Spark Databricks Snowflake AWS
  • ORANGE
    Data Engineer
    TELECOMMUNICATIONS
    April 2018 - April 2020 (2 years)
    Dakar, Senegal
    Client: Orange Senegal
    Evolution of a SAS BI platform to a Big DATA Hadoop HDP platform
    - Technical lead and choice of tools
    - Migration of all SAS scripts to Spark/Scala, storage management in Hive and job scheduling with Oozie
    - Supervision of data feed jobs with ELK and Grafana
    - Development of a Kpi Engine which allows, from a configuration file, to generate KPi for the business without coding
    - Implementation of new use cases (Fraud, Location, Relational circle, Turnover…)
    - Implementation of the IC/DC pipeline and code review
    - Training and skills development of the team (Background in Business Intelligence)
    Technical environment: Hadoop|Spark|Scala|Hive|Oozie|ELK|Grafana

    Implementation of a Datalake
    - Analysis of business needs with the product owner and choice of appropriate tools
    - Implementation of the data acquisition pipeline with NiFi
    - ETL to extract and enrich data with Hive and Spark
    - Scheduling of data processing with Oozie
    - Supervision of data flow processing with ELK and Grafana
    - Handling anomalies
    Technical environment: NiFi|Hive|Spark|Oozie|ELK|Grafana

    - Implementation of a fraud detection and revenue assurance system
    - Technical lead (02 Data Engineer, 04 Full stack, 01 Ops) and choice of tools
    - Analysis of business needs with the Product Owner
    - Implementation of real-time data acquisition with Kafka and Spark
    - Implementation of data analysis models with Spark
    - Storage of results with HBase
    - Implementation of the IC/DC pipeline and code review
    - Handling anomalies
  • Devoteam
    Data Engineer
    DIGITAL AND IT
    January 2018 - April 2018 (3 months)
    Paris, France
    Client: HSBC
    - Implementation of a Big Data platform for retail banking at HSBC
    - Implementation of the hybrid Big Data HDP + GCP platform
    - Implementation of the detailed architecture of the solution with DataProc
    Technical environment: Hortonworks|GCP|DataProc
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Education

  • Engineer diploma - Big Data
    EFREI PARIS
    2015
    Majeure en Big Data

Certifications

Skill set

Elasticsearch
Databricks
AWS
Kafka Confluent
Snowflake
Apache Spark
Talend
Python
Oracle
MySQL
Tableau software

Categories