Francois X. LEYTENS

Senior Solution Architect (Bigdata)

"Having more than 20 years experience in IT, I am an extremely versatile and technical IT architect, able to provide with enterprises, the best IT architecture to maximize business performances, cost and efficiency. I have an extensive knowledge of Open Source solution in the Big Data and Cloud environment and I am able to leverage the best of both world to make sure to meet the company needs."

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About myself

- A proven experience of the IT sector from networking up to applications development.
- Ability to be the trusted advisor in delivering business value from IT.
- Solid experience in managing large IT projects in international and multicultural environments.
- The versatility (Management, Consulting, Architecture, Project Management, ...)
- Ability to analyze and solve complex business problems.
- Team player with excellent interpersonal and influencing skills.
- Pursuer of excellence and innovation.
- Excellent oral presentation and written communications in all level of the company and facing customers.
- An enthusiastic self-starter with an ability to work effectively under pressure.

Key Competencies

- Excellent analytics skills in design and implementation of complex enterprise architecture
- Deep understanding and experience in Cloud, Big Data and Analytics solutions
- Very large solution architecture experience (Infrastructure, Networking, Security, Applications)
- Enterprise architecture (PEAF, Togaf, Zachmann)
- Data and application integration design and architecture
- BigData and Cloud specialist (storage, analytics engine, presentation)
- Project management (Prince2) and Business Analyst
- IoT experience in large and complex project (Microcontroller, MQTT, Lora, LoraWAN)
- GRC (Governance, Risk management and Compliance) – GRC Professional OCEG

Technical Skills

- Big Data : Hadoop ecosystem (Hive, Pig, Cassandra, …), Neo4J, Kafka, Spark, ...
- Cloud : Google, Azure, Amazon, Apache CloudStack, OpenStack, Eucalyptus, VMWare
- Platforms : Windows, Linux (RedHat, Debian, Ubuntu), Solaris
- Languages : Python, Java, C, Scala
- DataBases : Oracle, MS SQL, MySQL, PostgreSQL
- Network : WAN/LAN, TCP/IP, HTTP/HTTPS, Socket, SMTP, XML.
- Strong understanding of SOA and WEB Services, techniques, enterprise integration patterns
- Methodologies : AGILE/SCRUM, RUP, Application Life Cycle Management (Git, Jira, Wiki, ...)
- Business Integration : ESB, JMS, (WSO2, Jboss Fuse, JavaCAPS, OpenESB, Webmethod, ...)
- Enterprise architecture (TOGAF, PEAF, Zachmann)


06/2012 – Now

Senior Solution Architect

Crossing Tech SA - Lausanne – Switzerland.
Crossing-Tech is a 17 employees company based at EPFL Lausanne, founded in 2003. Its core business is based on a complete application integration platform made by Crossing Tech using Cloud and Big Data.Most of the deployment are to create real-time data hub (BigData) for Governance, Risk management, compliance and IoT purposes.

- Enterprise architecture and implementation of data integration solutions for major customers
- IT Strategy definition and solution design for Big Data and Cloud solutions
- Cloud and Big Data solution architecture and implementation
- Project and team management

01/2011 – 05/2012

Cloud and SOA SolutionArchitect

MIG Bank – Neuchatel / Switzerland
MIG Bank was the number 2 global bank for FOREX trading. The bank was offering their worldwide customers an online trading platform for FOREX (90%) and securities (10%). The front office was made of 4 trading platforms and one core banking system. The bank had 120 employees and 35 on the IT only. MIG Bank has been bought by Swissquote late 2013.

- Architecture and migration from a “silo” based architecture to a SOA/Cloud architecture.
- Services definitions for SOA
- Architecture and implementation for the front-back office integration
- Integration of all tirth party financial flows (Swift, FIX, …)
- Modelization and implementation of a quality data hub on a private cloud solution

11/2008 – 12/2010

Business Analyst – Solution Architect.

FXL.INFO (self company) and Avintis SA (contractor)– Givisiez / Switzerland.
Avintis SA is a 20 employees service company exclusively organized around SOA solution. Avintis SA has a broad knowledge in health care and is a well-known partner in hospital service solutions.

- Senior Architect for Master Data Management and compliance
- Senior Architect for Business Integration and SOA project

04/2005 -  10/2008

Senior Solution Architect

Sun Microsystems. - Gland / Switzerland (Global Engineering)

- Global architect in a 13 international engineer team for identity management and federation project for large customer
- Global architect in a 25 international engineer team for JavaCAPS (Composite Applications and Business Integration) SOA .

05/2003 – 03/2005

BCS (Business Ccritical Systems) Product Specialist

Hewlett Packard – Geneva / Switzerland

- Architect and technical presales of Business Critical Solutions.
- Architecture of HPTC (High Performance Technical Computing) solutions.

12/1999 – 04/2003

Senior Internet Architect.

Sun Microsystems. - Gland / Switzerland (Global Advanced Internet Practice)

- Global architect in a 12 international engineer team for major Internet provider solution
- Global application consultant and architect in a 12 international engineer team
- Sales enablement and Strategy alignment.


1987 - Electro-mechanics engineer (Master degree)

Ecole centrale des arts et metiers - Brussels - Belgium

2000 - Dr. Management of IT (Currently EMBA in Management of Technology)

University / Ecole Polytechnique Federale - Lausanne – Switzerland


Certification and continuous training

Several professional certifications
- Project management (Prince2)
- Enterprise Architecture (PEAF : Pragmatic Enterprise Architecture Framework)
- GRC Professional (Governance, Risk management, Compliance) OCEG
- Business Analyst (PMI)
- SCRUM methodology
Several technical certifications
- Solaris (Sun Solaris Administrator, Sun Solaris Network Administrator)
- Linux (LPI, Junior Level and Advanced Level Linux Certification)
- Java (Sun Certified Java Developer, Sun Certified Enterprise Architect)
- Cisco (CCNA, Cisco Certified Network Associate)
- BigData : Hadoop HDFS and MapReduce, Spark, Hive, Cassandra, Neo4J


- French : Monther tongue
- English : Fluent (Spoken, read and written)
- German : Basic knowledge (Spoken and read) – Need practice and I am willing to learn.
- Dutch : Good knowledge (Spoken and read)


- 1996 – 1999 : Teacher at the European Chamber of Computing - Zurich – Switzerland. Linux, Networking and Security, Windows
- 2005 – 2008 : Teacher for the Sun Identity Manager, Federation and JavaCAPS Bootcamp for Sun Microsystems
- 2014 - : BigData teacher for Crossing Tech employee and several customers

Personnal Membership

- IEEE : Institute for Electrical and Electronics Engineers
- IETF : Internet Engineering Task Force
- OASIS : Organization for the Advancement of Structured Information Standards
- SBDUG - Swiss big data user group.

Personnal details

- 52 years old, Maried, 3 boys (22, 20 and 14)

Contact Me

You can contact me using :

+41 27 744 2419

+41 79 462 0013

francois (at)
or leave me a short message.