À propos de Alexandre
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Expériences
- Basilic, CleverscaleArchitecte Cloud - Administrateur Système Linuxaoût 2011 - août 2014 (3 ans)Paris, FranceBasilic combines RUM, Web Analytics and BI in an innovative solution for web performance improvements and decision support.WebPerf IO help high stake websites transform web performance into business performance.Responsibilities highlights:
- architect, setup and manage platforms in High Availability
- automated Linux CentOS systems provisioning and application deployments with Puppet configuration management, either on AWS or dedicated bare metal servers
- design and setup scalable architectures for high traffic web applications
- setup continuous integration platform and deployment with Github, Jenkins, RPM packaging and Puppet/Puppi
- setup bare metal Hadoop cluster, and develop bigdata workflow and aggregator for custom reporting of a customer advertising platform
- configure CDNs and DNS dynamic routing for best performance everywhere, whichever device, location, time
- Visionten (China)Technical director / Linux system administratormai 2008 - août 2011 (3 ans et 3 mois)After arrival in China and 6 months Chinese learning in university, i joined an internet development company of ~20 persons, as the only system administrator, and technical director.Running projects:
- online advertising network for social networks, running on a 10 servers web and database cluster + dataware
- advertisement tracking and analytics
- file hosting and sharing website, running on Ruby On Rails and Raid, migrating to distributed file system and hash database
- custom community websites for fortune 500 companies, running on secure and distributed architectures
- multiple custom or CMS based websites, managed by WHM/cPanel
- public relations digital campaigns
- mobile devices software
- E-mail and DNS management (100+ domains)
- local intranet servers and services through Linux virtualization
- Monitoring, backup and deployment servers
Tools & technologies:- Web related: Apache, Lighttpd, Havp
- Databases: PostgreSQL, MySQL, Memcached,
- Clustering: Squid cache and reverse proxy, Nginx, Pound, Pgpool, Slony2,
- Systems: Mainly Linux CentOS, OpenSuse, MacOSX server and workstation, Virtual Iron (now Oracle) virtualization
- Security: SSH/SSL, Stunnel, Zebedee, Tripwire, keys and certificates management
- Internet services: Bind DNS, PowerDNS, Exim, Courier, Dovecot
- Others: Zabbix, Puppet, BackupPC, Subversion
- Scripting: Perl, Shell
- Web frameworks: Ruby on Rails, Catalyst
- Web solutions: Jive Software Clearspace, Jira, OpenFire, Wordpress, Typo3
- Other technologies used by projects: PHP, java/Tomcat, Ruby, C, Objective C, map/reduce Hadoop, Oracle DB.
- Orange Business Services (ex Equant)Software project managerjanvier 2006 - juillet 2007 (1 an et 6 mois)Global vision of the different aspects of network audit, though the responsibility of four projects of IP-NMS (Network Management Systems) branch, in charge of integrating supervision, performance, configuration and fault management tools for the Orange Business Services IP network (60000 network devices)Responsibilities:
- Develop project plans and schedule, Organize dev life cycle
- Scope management: select and schedule requests for change (RFC), anomaly reports (AR, bugs), task orders (TO).
- Release management: coordinate dev, change mgt, QA, and deployment timelines
- Budget (man/day) management, negotiate level of effort (LOE)
- Balance project resources (cost & capacity), quality and scope
- Translate client needs and stakeholders requirements into functional specifications (FS)
- Challenge and analyze solution proposal (SP) with LOE and own technical expertise
- Drive development and QA teams.
- Coordinate with change mgt, system integration/deployment, and service level teams (Support & SLA).
- Outsourcing to Third Party Management (TPM) teams
- Proactively promote innovation, improvements, and risk identification
- Regular project status report to higher management and clients
- All documentation and conferencing in English
- 4th level support and expertise
Tools & technologies:- ITIL (Release mgt) methodology
- MS Office (Project, Visio, Word, Excel, PowerPoint, …)
- IBM Lotus Notes
- Clearquest, User request
- Project using J2EE (Java), JBoss, MySQL, CVS, SSH, Perl, Sun Solaris (Unix), Veritas Cluster
- Project communicating with Cisco, Juniper, Huawei, Bintec, network equipments
Avis
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