Hamza B.

– Led data integration initiatives across a complex, cross-functional data ecosystem supporting Retail, Supply Chain, Web, CRM, and Business Intelligence domains. Managed high-volume ELT workflows integrating heterogeneous sources and destinations. – Designed, evolved, and optimized ELT pipelines using Semarchy xDI, ensuring stability, performance, and scalability – Integrated data from/to relational databases (Oracle, PostgreSQL) and analytical platforms (Snowflake) – Implemented and consumed REST APIs for seamless data exchange with third-party systems – Led patch management and version upgrades for Semarchy xDI (preparation, validation, production deployment) – Served as technical reference for data integration and Semarchy xDI across multiple teams – Analyzed and improved pipeline performance (volume, processing time, reliability) – Managed critical production incidents (diagnosis, resolution, corrective and preventive actions) – Mentored junior engineers, conducted code reviews, and promoted best practices Technologies: Semarchy xDI, Snowflake, Oracle, PostgreSQL, REST APIs

– Executed inter-application integration projects and managed data exchanges via ESB and APIs in a service-oriented IT architecture. – Evolved and deployed ESB workflows to improve inter-application reliability – Enhanced ELT processes using Stambia for data transformation and integration – Designed and implemented REST APIs for service exposure – Migrated virtual services from CentraSite to API Gateway architecture – Participated in testing and production deployment phases Technologies: Java, WebMethods SAG 10.3, API Gateway, Stambia

– Drove IT modernization in an Agile SCRUM environment (8-person team), transitioning from legacy ESB architecture to microservices and serverless solutions on AWS. – Designed and developed NodeJS microservices deployed as AWS Lambda functions – Orchestrated workflows using AWS Step Functions to replace OSB-based processes – Exposed and secured services via AWS API Gateway with authentication/ authorization controls – Managed data storage with DynamoDB and Amazon S3 for scalable, cost- effective solutions – Implemented asynchronous messaging using SNS (notifications) and SQS (message queues) – Handled packaging, deployment, and monitoring of serverless applications – Mentored junior ESB engineers, improving team capabilities Technologies: AWS (Lambda, API Gateway, Step Functions, DynamoDB, S3, SNS, SQS), Terraform, NodeJS, Angular, OSB, BPEL, Elasticsearch, Jenkins

– Architecture des flux ESB Webmethods : – Design des échanges de données du SI – Rédaction des spécifications technico-fonctionnelles d'échanges inter applicatifs – Etude des évolutions des flux – Support technique et fonctionnel des équipes de Recette – Encadrement des projets pour la réalisation des flux – Etude et veille sur le pattern d'architecture des flux

– Dans une équipe adoptante la philosophie Agile (Scrum), je participe au développement d'un projet pour le client ENEDIS (anciennement ERDF). – Conception et modélisation sur EA (Enterprise Architect). – Développement des évolutions avec Framework Spring J2EE. – Implémentation des processus métiers avec BPEL via Jdeveloper. – Suivi Recette. Environnement technique : – J2EE (Spring, Springboot). – Apache Camel ESB – Oracle SOA suite (Oracle Service Bus(OSB), Business Process Execution Language (BPEL)). – DevOps (Jenkins, Vagrant, Docker, Maven, GIT, SVN ..).

– le projet consiste à faire une migration technique des appliations Oracle de la version 6i à 11g pour RATP et j'avais comme missions : – Réalisation des tests unitaires. – Développement via les langages SQL, PL/SQL, Shell et Oracle Forms. – Traitement des retours d'intégration et recette. – Assurer la relation avec l'éditeur, suivi des tickets. – Participations au pilotage du projet et animation des réunions d'équipe (DSTUM: Lean Management)

– Création d'un Template responsive design. – Adapter Template à la langue Arabe. Langages: XHTML, Foundation (Framework CSS), XML (Xslt, Xsl : Fo)