Laurent Paris

Production engineer with solid experience in managing production and web platform operation environments, particularly in the E-commerce sector. Capable of managing complete on-premise and cloud infrastructures, as well as open-source environments, in collaboration with hosting and outsourcing providers.

 Management of web platforms

Administration of web hosting platforms (pre-production and production) in Windows (IIS, Windows Services), Unix (Tomcat, Weblogic, Spring Batch), and Docker environments.

 Experience in production and operations environment

Management and maintenance of critical web applications for end-users 24/7, with a commitment to rapid resolution of level 3 production incidents and adherence to response times based on priorities.

 Incident and Change Management (ITIL)

Monitoring of major incidents and proactive management of post-incident problems (P1) with documentation of action plans for permanent fixes. Extensive experience in change management within an ITIL environment.

 Continuous Integration and Application Deployment

Automation of production deployment processes using tools such as XLDeploy, Jenkins, Ansible, and GitLab. Writing technical documents and procedures to facilitate knowledge transfer to level 2.

 Monitoring Tools

Experience with scheduling and monitoring tools such as ELK, Dynatrace, Grafana. Development of a Web application (GWT & Java) for queries on the CMDB, TWS jobs, application logs, operational documents, Xldeploy, and featuring its own scripting language for server actions.

Participation in multiple internal IBM projects. Roles ranged from developer to architect, including application management. Environments exclusively AIX and Windows. Acquired solid skills in languages such as Java, Perl, Lotus script, bash, and products like DB2, Rational Suite, Websphere...

 Lotus Notes Architecture

Participation in the implementation of a global Lotus Notes infrastructure in Europe for IBM. Installation of management applications in the Lotus Notes environment. Maintenance of these applications. Solid knowledge of Lotus Notes Domino (designer and administrator) on AIX.

 Web Application Consultant

Validation and consulting for Web and Notes applications in Europe, to ensure compliance with existing Web and Notes infrastructure policies. In the AIX environment, strong knowledge of Java, Perl, and Lotus Domino.

 Technical Architect and Developer

Definition and implementation of a system configuration management application; management of the development team.

 Technical Architect

Technical architect for an international quotation automation system application for IBM configurations. Definition of technical choices, application installation (various versions), task automation, application debugging, Websphere administration, planning and installation of Clearcase/ClearQuest.

 Business Analyst

Development of detailed technical specifications from functional specifications. Strong knowledge of Rational Software Architect, UML, XML, VVS, SVN.

 Finance Application Management

Administration of the application, job restarts as needed, dashboards periodically submitted to the internal client.

 Refactoring of an internal "dashboard" application

Analysis of the existing system (heterogeneous technologies), definition of the new architecture based on DB2, Datastage, and Java.

 Development of a documentation tool

I developed CREDO, a document management tool (Consultation, Search, and Document Extraction). Tool entirely developed in Rexx and based on IOS3270 and scripting (xml style) in a CMS environment (under VM).

 Development of a "logon" management tool with electronic signature

The "logon" management tool (GESLOG) allowed end-users to request a user account or modification directly via the SEAL workflow tool (Signature by Electronic ApprovaL). Their request followed an established workflow based on their hierarchical affiliation, and once electronically validated by the systems team (MVS, VM), actions on the systems were automatically performed by the GESLOG tool with error recovery capabilities.

 Management of applications under VM

Installation, configuration, reports, and script development to monitor applications. Simultaneously, migration of these applications from VM/XA to VM/ESA (Rexx compatibilities).

 SAP/R3

Installation of SAP/R3 (Procurement module). System administration, SAP GUI installations (installation automation). This project allowed me to gain basic knowledge of SAP/R3 and the ABAP4 language. Technical environments: AIX, IMS, MVS, VM/ESA DB2, DL1, IOS3270, SAP R3, RACF, SQL/DS, Xedit ABAP4, ISPF, PL/1, Rexx,