Technical Support Computer Science

Yoandy Hernandez

Email: ********@*****.*** Cell: 832-***-****

LinkedIn: www.linkedin.com/in/yoandy-hernandez-diaz-07a492113

Location: 6627 Chantalle Dr Katy, TX 77449

Summary

Master of Computer Science, Java Developer with more than 5 years of experience developing, implementing, deploying, supporting and managing different web applications. Enjoy solving difficult and complex problems, strong mathematical background, data structures and algorithms.

Technical Skills

DataBase (Oracle, PostgreSQL, SQL Server, MySQL)

Maven

Java (JavaEE, Spring, Hibernate)

Web Server (Glassfish, Apache Tuncat)

Front Apps (JavaScript, jQuery, AJAX)

Web Service (SOAP, REST)

XML, UML, HTML and CSS

PHP

Object Pascal

Enterprise Architecture

Data Structures and Algorithms

Employment History

Jan 2016 – Present

Digital Security Solutions.

United States

CCTV Technician

Cable Management, Technician, Testing and Installer.

Running lines CAT5/5e/6/HDMI/Coax RG6/RG59.

Security Camera Installation and Access Control.

Computer Technician.

Fast thinker providing technical support and troubleshooting to customers via phone and email.

Sep 2013 – Nov 2015

Automatic Technologies and Information.

Cuba

Software Engineer

Full stack Java-Web developer, desktop applications with database connection.

Designed and Implemented software for the distribution area of the Union Electrica de Cuba company.

Troubleshoot production issues of considerable complexity in tight timeline.

Component-based development and service-oriented architecture (SOA).

Provided technical support to customers via phone, email and web.

Provided software training to clients.

Projects:

1.Substations SIGERE:

Lead Developer of team integrated for 4 programmers.

Designed and implemented database for electrical energy distribution using SQL Server.

Object Pascal to create the Data Structures and algorithms, using Scrum methodology.

Located and repaired the interruption services on electrical network through DevExpress and XML files.

2.WinGeneral:

Web application to configure electrical substation circuits located in Cuba.

Responsible for data capture sites electricity generators, process and allow the preparation of statistical reports.

User configurable to provide a powerful spreadsheet and allowing to make studies of electrical variables.

Developed in Java, using Spring MVC, Hibernate, PostgreSQL, HTML5, CSS3, jQuery and XML.

SOAP/REST Web Services to process the different requests.

Was optimized and simulated the electrical circuits behavior and electricity stream flow.

Sep 2014 – Sep 2015

Free-Lancer

Cuba

Web Developer

Developed, maintained and supported a web application for management and automation of computer sales made in Java with Spring 4.0, Hibernate, HTML5, CSS3, jQuery, Maven, SOAP/REST web services.

Designed and Enhanced Database in PostgreSQL to make strong and easier queries.

Provided technical support and training to customers via phone, email and web.

Aug 2011 – Sep 2013

Universidad Central “Marta Abreu” de Las Villas

Cuba

Professor and Researcher

Taught Mathematical Analysis and Numerical Mathematics.

Conducted research in virtual screening of cheminformatic databases for Bioinformatic Group of the Information Studies Center.

The results were published in several magazines of the Web of Science.

This research earned one relevant award in a scientific event made in 2011.

Performed Java multi-threading process to analyze similarity measures on big chemical data sets.

Education

Oct 2013 - Mar 2015

Universidad Central “Marta Abreu” de Las Villas

Cuba

Master of Science (Msc), Computer Science, GPA: 4.81 or A+

Investigated issues of Bioinformatic that were published in Web of Science related with Cheminformatic field.

Sep 2006 - Jul 2011

Universidad Central “Marta Abreu” de Las Villas

Cuba

Bachelor of Science (BS), Computer Science, GPA: 5.19 or A+

Graduated with honors and gold title.

Awarded for be the most integral student of all its career.

Won several awards in mathematics and programming competitions, such as virtual screening of cheminformatic databases.

Imparted programming class during the career for 3 years as student assistant.

Publications

1.Hernandez-Diaz, Y.; et al. Novel similarity measures for the effective and efficient retrieval of pharmacological data sets. Affinity 2011; 68(551):50-56.

2.Hernandez-Diaz,Y.; et al. Dunn's Index implementation for the evaluation of the trend to grouping of Cheminformatics data sets. VIII Congress Havana Informatic. Havana, Cuba. 7-11 February, 2011. ISBN: 978-***-****-01-7.

3.Hernandez-Diaz,Y.; et al. Virtual screening using similarity measures for the effective and efficient of pharmacological data sets. VIII Congress Havana Informatic. Havana, Cuba. 7-11 February, 2011. ISBN: 978-***-****-01-7.

4.Hernandez-Diaz, Y.; et al. Comparation of novels proximity models in Cheminformatics. Affinity 2012; 69(560): 272-277.

5.Hernandez-Diaz,Y.; et al. Comparison of novels proximity models in Cheminformatics. UCIENCIA 2012. Havana, Cuba. 20-22 February, 2012. ISBN: 978-959-286-019-3.

6.Hernandez-Diaz, Y.; et al. Theorical advances on coefficients of relational agreement: application to cheminformatics as k-way biomolecular similarity measures. Journal of Chemometrics 2013; 27(11-11):420-430.

7.Hernandez-Diaz, Y.; et al. Overview on the drug development process and molecular similarity-based virtual screening techniques. Anales de la Real Academia Nacional de Farmacia 2013; 79(4):530-561.

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