José Luis GuzmánData Engineer
A professional with experience creating complex computer systems for a diverse group business models such as finance, manufacture and online advertising and in many countries including the United States and Latin America. Passionate about technology, perfectionist, proactive, researcher, working with people who share the same passion, enthusiasm and goals. Experience in Big Data technology and Business Intelligence.
Tech stack
Hadoop (15)
Spark (15)
Scala (10)
Python (9)
Redis (8)
PySpark (8)
Java (8)
MapReduce (7)
Solr (7)
Spring (6)
Azure (6)
Cloudera (6)
SSRS (5)
SSIS (5)
SSAS (5)
Design (4)
Web (4)
Architecture (3)
Microcontrollers (3)
Teaching (3)
PHP (3)
Pandas (2)
Databases (2)
Apache (2)
Windows (2)
ETL (2)
Linux (2)
Perl (2)
Analytics (2)
HBase (2)
Experience
Senior Data EngineerBusiness Development Group, S.A. Full-time
08/2018 - Currently

Manage and supervise the design of BIG DATA systems using cloud (AWS/GCP/Azure) and on premise technologies (Horton Works, Cloudera) for companies with massive consumption products as retail, bank, power and telecom. Providing architecture designs for collect, storage, process, visualize and analyze huge data sets solving at scale data problems. Mentoring junior engineers to work with data at scale. Java, Spring, Scala, Python, Hadoop, Apache Spark, PySpark, MongoDB, Hive, Sqoop, Zeppelin, HUE, Redis, HBase, R, Jupiter, Pandas, Azure Data Factory, Azure Data Lake, Google Big Table/Query, Google Dataproc, Cloud Storage, Power BI, Tableau, CosmosDB.

Python
Java
Cloudera
PySpark
Spark
Redis
Hadoop
Spring
Azure
Scala
Senior Data EngineerSertesa Full-time
08/2016 - 08/2018

Advising and developing high performance data pipelines and ETLs over Hadoop ecosystem for Banks and Telecom companies. In charge of design the data journey from sources to dashboards. Anomaly detection, customer journey, product performance designing data visualization, creates dashboards to visualize and explore data. Working with Java, Scala, Python, Hadoop, Apache Spark, Hive, Sqoop, Zeppelin, HUE, Redis, HBase, R, Jupiter, Pandas, PySpark, Google Big Table, Google Dataproc.

Python
Java
Pandas
PySpark
Apache
Spark
Redis
Hadoop
Scala
Business Intelligence ManagerKatch
01/2015 - 08/2016

Manage and oversee the design and implementation of big data systems, data warehouses, data stores and business intelligence tools. Close collaboration with business operations and directors to ensure the delivery of business insights. Design, develop and lead the big data projects using cutting edge technologies. Work close business users to design and define the end user proof of concept (POC). Experience in Hadoop ecosystem products such as Hortonworks, Ambari, HDFS, MapReduce,Sqoop, Flume, Pig ,Kafka, Yarn, Avro, Hue, Hive, Oozie, Spark, Scala, Solr, HBase and Zookeeper. Advanced real time analytics using Druid data store. Development of Business Intelligence solutions using Microsoft BI stack.

Solr
Design
HBase
MapReduce
Spark
Analytics
Hadoop
Scala
Business Intelligence ManagerVantage Media
04/2010 - 01/2015

Manage and oversee the design and implementation of big data systems, data warehouses, data stores and business intelligence tools. Close collaboration with business operations and directors to ensure the delivery of business insights. Design, develop and lead the big data projects using cutting edge technologies. Work close business users to design and define the end user proof of concept (POC). Experience in Hadoop ecosystem products such as Hortonworks, Ambari, HDFS, MapReduce,Sqoop, Flume, Pig ,Kafka, Yarn, Avro, Hue, Hive, Oozie, Spark, Solr, HBase and Zookeeper. Microsoft SSAS, SSIS, SSRS, MSSQL

SSIS
Solr
SSRS
MapReduce
Spark
SSAS
Hadoop
High Scale Application EngineerBrokersWeb, a Vantage Media Product
03/2009 - 04/2010

Design and implement high scale web sites using cloud technologies, support to configuration, maintenance, manage large number of servers and keep on going all the infrastructure for provide 99.99% up the services. Work collaborative with other engineers and developers for provide back end services to complex business applications, performance monitoring, testing and trouble shooting. Developing applications with windows server, linux server, c#, perl, mysql, postgresql, PHP, memcache for high performance using Cloud Services on Amazon AWS solutions and SQL server.

PHP
MySQL
SQL
Linux
Performance
Testing
Perl
Amazon
PostgreSQL
High Scale Application DeveloperBrokersWeb, a Vantage Media Product
09/2007 - 03/2009

Design and implement high scale web sites for allow search in a huge health services database for a high number of users, using open source tools and frameworks like PHP, PEAR, SPHINX, design of distributed multi-tiered application in a high scale environment. Profiling applications for ensure low response times on a huge demands web traffic.

PHP
Web
Design
Senior Enterprise Developer and Business AnalystGerencia y Sistemas S.A.
09/2005 - 09/2007

Business analyst designing and developing enterprise solutions for an Enterprise Resource Planning for clients in Central America using Microsoft and Sybase databases and development tools, covering all aspects of software development from gathering requirements to business implementations using ETL tools, .NET platform including windows and web and reporting for create custom business solutions for accounting, payroll, commercialization, billing, budgets, manufacture, inventories, offshore accounting and banks.

ETL
Web
Databases
Windows
Senior LAMP Application Developer and Oracle Database AdministratorSpectrum
01/2005 - 09/2005

Senior developer using open source technologies like LAMP stack, Perl and python in combination with enterprise technologies like oracle 10g database and Red Hat Enterprise Linux for create advanced applications and business solutions for telephone carriers. Analysis and design of business applications including crm, billing, customer care, human resources, technical support ticket system, finance and point of sales and application systems for bill per second and minute phone calls extracting de data from telephone exchange system.

Python
Linux
Design
LAMP
Perl
Assistant Professor - Faculty of engineeringUniversidad de San Carlos de Guatemala
01/2002 - 12/2004

Assistant professor of the faculty of engineering in the area of computer architecture teaching programming for microcontrollers and microprocessors, manager of the network operations, e-learning systems and virtual classroom of the SAE/SAP department assisting professors and students.

Microcontrollers
Architecture
Teaching
Education
Bachelor's Degree Computer SystemsUniversidad de San Carlos de Guatemala
02/2008 - 06/2013