Freelancer profile translated to English.
Back to original languageAbout Salem
You need to be supported during the implementation of your projects: I am available and ready to take on new challenges with you.
As a Data Solutions Architect (particularly BI & BIG DATA), I will be your guarantor for the successful implementation of your projects: definition of the future solution's architecture, urbanization/normalization, definition of data integration patterns, active supervision of design (even detailed), development, and deployment, etc.
My versatile profile allows me to align your strong business expectations with applications and technology, thanks to my adaptability and strong technical background (Teradata, ODI, Oracle, Hadoop, Nifi, Spark, Kafka, ELK, Denodo, and many other technologies).
Deeply convinced that I can bring significant added value, do not hesitate to contact me to discuss it!
French
Native or bilingual
English
Fluent
Can work on-site
Saint-Germain-en-Laye (up to 30km), Paris (up to 30km)
Experience
- SplendeoData Solutions ArchitectBANKING AND INSURANCEAugust 2020 - September 2024 (4 years and 1 month)Guyancourt, FranceCrédit agricole Corporate and Investment Bank (CACIB) - Shared Platform XV: Support during the evolution of the platform hosting various IS applications, including the centralized warehouse for finance & risk data (Sharing Zone).Responsibilities:• Physical and application architecture recommendations (high availability, backups, etc.)• MESARI Risk Analysis Study• Study on the future of the HADOOP Big Data Appliance and proposal of evolution scenarios• Management of the Big Data Appliances virtualization project to the CAGIP private cloud: 50% reduction in costs and CO₂ emissions• Support for various platform user teams (technical and business)• Management of obsolescence and platform security audits• Support for the implementation of Ab Initio Metadatahub (metadata management) for data governance• Study and POC for the "hot & cold data" use case with Teradata NOS & S3 ECSTechnical Environment: Teradata v17.20, Hortonworks HDP 2.6.0, MapR 6.0, S3 ECS, Ab Initio 4.0.3 & 4.2.3, Shell, Linux, SQL
- SplendeoBI & Big Data Solutions ArchitectBANKING AND INSURANCEApril 2018 - April 2020 (2 years and 1 month)Paris, FranceCrédit Agricole Technologies et Services (CATS) - SYNAPSE Datahub: Support during the construction and implementation of the Datahub.Responsibilities:• Recommendations regarding application architecture and data architecture oriented towards "products"• Recommendations regarding data modeling according to layers: 3NF, BigTable, KeyValue• Urbanization workshops, definition and implementation of standards, technical recommendations• Design & definition of a new configurable framework based on Spark• Expertise and support for technical and business teams• Technological watch & exploration of value-added topics for CATS: Indexing log data with Solr & ELK 7.2, Data Virtualization with DENODO 7.0, Data Governance with Atlas, etc..• Writing of implementation stories (User Stories)Technical Environment: Hortonworks HDF 3.1.4 & HDP 2.6.4, Spark 2.2, Nifi 1.5, Kafka 1.0, Hive 1.2.1, Phoenix 4.7.8, Solr 6.6, ELK 7.2&+, Denodo 7.0, Shell, Linux, SQL
- CAPGEMINIBig Data Solutions ArchitectBANKING AND INSURANCEOctober 2017 - March 2018 (6 months)Montreuil, FranceBanque Nationale de Paris - Paribas (BNPP) - SIT IS: Support during the reflection on the implementation of the Datahub for the SIT entity.Responsibilities:• Study on the capabilities of a datahub to replace the current Teradata system• Architecture recommendations to meet business and managerial challenges• Study on different data modeling possibilities: 3NF, Data Vault• Support for the realization of a POC on the replication of functionalities present in the Teradata SRS ISTechnical Environment: Hortonworks HDP 2.6.4, Spark 2.2, Hive 1.2.1, Shell, Linux, SQL
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Education
- Engineer, Business IntelligenceEcole internationale des Sciences du Traitement de l'Information2006Engineer, Business Intelligence
- DUT, Computer ScienceUniversité de Caen Basse Normandie2002DUT, Informatique
Certifications
- Academy Accreditation - Databricks FundamentalsDatabricks2024
- Academy Accreditation - Databricks Lakehouse FundamentalsDatabricks2024