Aristide S. Santos

Chief Information Officer / Program Director

Salaire / Taux journalier

Paris, France

Freelance

Peut venir sur site

Expertises

Event Driven ArchitectureConseil ITRGPDGestion de projet - PMOSite reliability engineeringTest Driven DevelopmentTest DesignMicroservicesTest & QADevOpsCoaching agileKnowledge Management

Langues

Français (Maternelle)Wolof (Maternelle)Anglais (Courant)PortugaisEspagnol

À propos

Introduction

CIO with 25+ years transforming IT operations across global organizations Led €10M digital transformation and critical application upgrades at Baobab Group, scaling from 35 to 75 applications while reducing cloud costs by 6%. Expert in migration of critical applications microservices architecture, and managing distributed teams across multiple countries.

Liens

Expérience de travail

Group Head of IT / Chief Information Officer

Baobab Group

mai 2023 - juil. 2025

2 ans 3 mois

Paris, France

In charge of : Delivery, Infrastructure, Operational Security, Support, Operations, Office Automation, Cross-functional programmes and projects for the Group Management of teams of 70 people spread across two continents (UE, Africa) Coordination of local IT departments and teams in subsidiaries (SEN, CIV, MLI, BFA, NIG, COD, MDG, CHN); external service provider (for MicroCred TUN) Definition and deployment of the 3-year IT strategy IT transformation : - restructuring of activities and teams - digitisation of front-end systems (web and mobile applications, including USSD) - migration (redesign and migration) of critical applications (including the Core Banking System); - deployment of CRM application - deployment of real-time monitoring; transformation to a micro-services architecture - industrialisation of RPA - AI (for monitoring) - decentralisation of IT at subsidiary level - Implementation and deployment of partnerships with schools and ESN Key figures: Deployment of Agile methodology: from 0 to 5 areas covered Growth of the IS with budget control: x6 applications/services (75), +37% usage, -6% Cloud bill (€1.8M) Annual budget of €10M (CAPEX + OPEX), including 20% on the cloud Stability of incidents despite growth in scope and volume +200 projects / year, including 30% larger than 100 man-days

IT Sr Service Manager - Program Director

SFR

mars 2014 - mai 2023

9 ans 3 mois

Paris, France

Management of a wide area of critical applications covering Front (CRM), Middleware and Back Office (rating/billing) areas, devoted to french B2B and B2C markets Lead of Transformation with succesful results, implementing several delivery models depending on efficiency and cost reduction targets (offshore, nearshore) Team Management of technical & functional experts, and project leaders Contract management of offshore and nearshore providers Strategic Program Director, with large sucess achievements such as : * Transformation of a large an critical single centric COBOL-coded monolistic application into several wide and specialised open systems, * Digital innovation and transformation to move towards DevOps, K8s, KAFKA, VMWare technologies * Full availability and high level of security access (including over two distant sites) Budget : over 5M€

SFR

févr. 2003 - mars 2013

10 ans 2 mois

SFR (92000 - France)

IT Team Leader

janv. 2011 - mars 2013

2 ans 3 mois

SFR (92000 - France)

Management of Rating and Billing critical applications dedicated to B2B and B2C Telecommunications market. Management of a team of Project Managers, in charge of transversal projects (up to 3M€/project), impacting several entities (Network, IT, Business, etc.) Budget : more than 10000 MD per year

Software Qualification Manager

févr. 2005 - janv. 2011

6 ans

In charge of : * Transformation of the Integration & Validation Entity, following large externalisation of Testing resources * Quality Insurance of IT Testing processes, tools, and Source Code Qualification to cover 150 applications, within outsourcing context. Industrialisation through set up of major tools such as: CAST Software, Quality Center

Assurance Revenu Application Manager

févr. 2004 - janv. 2005

1 an

Management of IT applications dedicated to Assurance Revenu domain; over 20M€ financial recovery.

Assistant Program Manager

févr. 2003 - mars 2004

1 an 2 mois

Paris Area, France

Management of the largest IT european program (~300M€), in charge of : planning, reporting, training, deliverables

Capgemini

janv. 1999 - déc. 2003

5 ans

Chef de projet; expert billing

janv. 2000 - déc. 2003

4 ans

Project Manager & Architect

janv. 1999 - déc. 2003

5 ans

Project & Program manager

Cap Gemini Ernst & Young

mai 1999 - mars 2003

3 ans 11 mois

Manager of several projects over Europe (Spain, Portugal, Italy, Sweden, Norway, France) and Mexico. Billing expert & architect on Infranet (product of Portal Company)

Software developer; Team Leader

Bull

janv. 1996 - déc. 1999

4 ans

PhD Trainer

INRIA

janv. 1992 - déc. 1995

4 ans

Sophia-Antipolis


Formation

Mines Paris - PSL

PhD, Aeronautics, Real-Time computing, Automatics

1992 - 1995

4 ans

ISAE-SUPAERO

Master of Specialisation + DEA, Automatics & Robotics

1990 - 1991

2 ans

ENAC - Ecole Nationale de l'Aviation Civile

Engineer, Aeronautical

1987 - 1990

4 ans

Portfolio

Restructuration des équipes ingénierie Réseau et Delivery

Migration d'un système monolithe MVS en 6 référentiels connectés à 80+ applications

DSI d'un groupe Banque et MicroFinance

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