Ahmed Toumi

Audit and administrate Kafka Cluster, KC and Schema registry Kafka-streams: Tuning and designing Topologies Kafka Connect: Sql, Files, Rest, MQ-Series, Solace, Azure Bolb (via SAS auth), Couchbase... Vault Provider, custom SMT, custom Interceptors Mirror Maker Rolling Upgrade/Updates SASL Auth + ACLs Monitoring + alerting : prometheus -> alertmanager -> Dynatrace -> service-now / Grafana + Dynatrace Guidelines, DAT, Detailed architecture documents (flows details, DAA) Disaster Recovery plan for a streach cluster (Failback and Failover steps) Implement automation (ci/cd & alerts) Helm Chart, Ansible, AWX, VAULT, Gitlab CI, K8s/Openshift (helm and kustomize, ServiceMonitor, PrometheusRules, ...), java, spring-boot/micronaut, maven, shell script

Managing 100s of KAFKA Clusters , Kafka Connect Clusters and MM2s using strimzi Security : TLS/OAUTH+ACLs Azure App Ouath Helm/ArgoCD Bitbucket/Jenkins Ansible + AWX Alerting : Argos (prometheus alerts) K8s : Openshift/Azure, HPA, PDB Managing legacy clusters onPrem : rolling upgrade/update POC and testing new releases (Kraft with KAFKA, NatsIO ...) Guidelines L2/L3 support + onCall (KC, Kafka streams and Kafka Clusters)

- Data flow modeling - Kafka-connect Source/Sink : Couchbase, JDBC, FileSystem, REST-API => Custom kafka-connect, SMT, ... - Kafka-stream : stateless & stateful =>Join, Ktable, Stores, Windowing, RocksDB ... - Tuning kafka-streams configs (consumer, consumer.restore, producer, topology) - Interactive Queries - Avro Schema - Docker, K8s/Openshift - GrayLog - Jmx-exporter, Prometheus, Grafana, Alert-manager - java11/14/17, maven, Gradle, micronaut - High data volume: more then 100M/Day - thousands of kafka-connect workers - Tuning network traffic between KC and brokers

- Lead-tech . - Reporting/Dashnoards/Alerts: Splunk, Prometheus/Grafana, ElasticSearch/Kibana. - Participate in Kafka Clusters installation : zookeeper-ensemble, kafka-brokers, topics, security(SASL/SSL). k-connect (sink & source), kafka-hq, lag-exporter - KAFKA Stream µ-services: consumer/producer kafka , Test Topology - Ansible, Docker - Audit code , Guidelines & Best practices (techno, design-patterns, TU/TI...) - CI/CD : Gitlab runners, gitlab-ci template, environment, jobs, stages, manual steps - Implement Gitflow - DAT, Bench/Perf tests ...

+ Développement de API/Front-end d'une application qui permet de calculer et exporter l'éco participation. + Batch de récupération des factures via sftp Techno: java8, spring-boot 2(data, rest, security...) restfull, swager,junit,mockito,log4j2, mongodb(lookup,unwind,aggregations,filters,sort,index,cursor,js functions...) Agile/Scrum Jenkins, Gitlab, Sonar, Nexus, ansible

Java 8, springboot (microservices), AWS (IAM, cloudformation, EC2, S3, Elastic Beanstalk, RDS,..), Gitlab, Jenkins2, JSF/Primefaces6, Angular, Oracle Terraform, ansible Agile/Scrum

# Funcionnal: Management of connected object, partners, external clients, . Communications inter-domain (pull or push data, certifying documents, SMS, Email & Push notifications ...) Triggering connected objects and making logical interactions between them. Normalizing received data. # Technology: Micro-services Architecture & SOA (Full Rest : using spring MVC, REST, and Rest Template [proxy to manage connect and read timetout and retry when fail]). API Management : TYK(OAuth, OAuth2, HMAC and Basic, and quota management) PUPPET as a configuration management system. SpringSecurity (overriding spring security interceptors), SSO Load Balancing : Full Stateless. NoSQL (Cassandra) bigdata => logstash, elasticsearch and kibana Jenkins, Sonar, Metrics. Git/Gitlab google style coding Swagger Javascript on JAVA (Nashorn) Groovy Blockly/PhantomJS (Gogle API with customized functionality) TU/TF : Junit, Mockito, Spring EclEmma for TU coverage Java 8 Tomcat 8 Spring 4 Eclipse, Devcenter, DBeaver, Postman Linux SSH, Tunnels Keystore, Keytrust Jira 100% SCRUM/AGILE.

Spécification des besoins du demandeur (Marketing, commercial, BO, billing, Technique, Support, ...). Developpement sur applications de ventes en communicant avec les systèmes internes (ERP, BSCS, IN). * Migrer les clients WS vers le bus TIBCO. * Projet Android. * Projet vente Fixe/Fibre (TUNISIANA+TUNET). * Rebranding Tunisiana vers Ooredoo. * Fusion entre Ooredoo et TUNET. * Maintenance et intégration de nouvelles fonctionalitées dans l'application de vente de TUNISIANA. * Ventes avec contrat OCC. * Implémentation des concepts dynamiques et flexibles pour la gestion des offres et promotions. * Gestion des moyens de paiement (avoir, bon personnel, gratuité...). * Gestion de tickets, factures, stock... * Gestion des packs, exonération, éligibilité.. * HPOV. * SSO. Techniques : struts, JDBC, hibernate, spring IoC, springSecurity, spring WS, spring-aop, acegi, JaxB, PL/SQL, Quartz, Jasper Report, log4j, AspectJ, wsdl, xsd, xml. JSF2/Primefaces, ANDROÏD, Client TIBCO. IDE : Eclipse, STS, SoapUI, IReport, Toad, SSH. System : linux, windows. www.ooredoo.tn

août 2012 --> aujourd'hui : Consultant J2EE chez Tunisiana OoredoO (DSI Ventes) http://oxia-group.com/