Eric Chastan

Experience

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  Grenoble University

  Jan 1993 - Jan 1994

  Software developer
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  Bull

  Jan 1994 - Jan 1995

  Software developer / System Administrator
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  Teamlog

  Jun 1995 - Jan 1998

  Software Developer
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  Bull

  Jan 1998 - May 2000

  Architect / Project Manager
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  Netcelo

  May 2000 - Mar 2004

  Architect / Software developer
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  Yahoo

  Mar 2004 - Apr 2010

  ● Management of a development team (4 to 8 people), recruitment, coaching, objectives setting and progress monitoring.● Project portfolio management: costing, planning,● Agile methodology (Scrum)● Technologie: Map-reduced with Hadoop, pig, java, PHP, oracle RAC, mysql, text mining, REST web services, PHP, Java. ● European architect: architecture support for engineering teams, architecture review, compliance with company standard, globalization et internationalization .● Yahoo Paranoid: Security enforcement of web applications.● Technical architect in charge of Kelkoo sites in Europe.● Management (dotted line) of an architect team.

  • Engineering Manager

    Oct 2007 - Apr 2010

  • Software architect (Freelance)

    Mar 2004 - Oct 2007
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  Bestofmedia group (Purch)

  Apr 2010 - Apr 2014

  Senior Engineering Manager

  ● Management of a development team (5 to 12 developers) management, project management, product definition, infrastructure management.● Chief Architecte : definition of the company SI architecture, chairing the company architecture steering committee, overseeing projects architecture.● Development from scratch of the backend applications for all the bestofmedia sites (tom’s guide, tom’s hardware, tom it pro): 5 million of page view per day, 40 million of unique visitors, infrastructure with 110 servers.● Migration of a monolithic LAMP system to a micro service architecture.● Technology: PHP / Java, Symphony, Web services REST, Spring, Base de données nosql mongodb, Messaging system Hornet, search engine Solr, Cucomber, Mockito, Git, Hadoop.● Infrastructure migration to AWS cloud resulting in a 30% reduction of hosting cost. Show less

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  Purch (Best of Media Group)

  Apr 2014 - Mar 2015

  Engineering Director

  ● Direction of an engineering department: 4 development teams, 18 people.● Reorganization with cross-functional teams and devOps, recruitment● Project portfolio management, P&L, quality assurance, production service continuity.● Initiated a FUI project application which succeeded with an 800K€ government funding.

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  Criteo

  Mar 2015 - Apr 2016

  Engineering Manager

  ● Management of 22 developers and 2 managers distributed over 4 teams and 3 locations (Paris, Grenoble and Bucharest)● Team Organization, recruitment (doubled the head count in 1 year), project portfolio management, coordination with external teams (product, SRE, support, R&D groups)● Technical supervision, architecture and technology.● Technology: Java, Apache Storm, Kafka, Cassandra, Redis, Couchebase.

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  Coffreo

  May 2016 - Dec 2016

  Software architect / Devops (Freelance)

  Build a deployment pipeline and automatic provisionning: Gitlab-ci, Ansible, Containerization avec LXC packaging apt.

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  Roche

  Sept 2016 - May 2017

  Software architect (Freelance)

  ● Micro-services architecture for a pharmaceutical application based on docker components: analysis, domain oriented design, architecture documentation, advices on deployment ● Infrastructure on Azure.

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  Bio-Logic Science Instruments

  Oct 2016 - Dec 2016

  Software architect (Freelance)

  Distributed architecture for embedded system for high precision measuring instruments based on docker components: analysis, domain oriented design, architecture documentation.

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  AXA

  Feb 2017 - Nov 2017

  Devops Manager (Freelance)

  ● Organized the service for 24/7 support. Follow the sun with 10 devops based on 3 different continents.● Supervision of the operation for an infrastructure hosting 150+ web sites for 60+ AXA entities. Plaform based on Ansible and Docker.

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  Cyclope.ai

  Mar 2018 - Sept 2019

  Infrastructure manager (Freelance)

  ● AWS architecture design for supporting development and service operation of divers IA applications for managing transport infrastructures through video analysis and image processing.● Implementation and management of the infrastructure with terraform / Ansible / Packer and python Boto.● Service management: inventory, monitoring, change management, incident and problem management, business continuity.

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  Nuxe Group

  Oct 2019 - Sept 2020

  Technical and engineering group manager (Freelance)

  ● Management of a team of 3 people in charge of corporate IT and private cloud infrastructure.● Management of outsourced infrastructure● In charge of all infrastructure services (Active directory, ADFS, DFS, Exchange, Soft-phony, ...) , windows environment and power-shell.