Jesus Carroll available

Jesus Carroll

Systems Engineer

Profileimage by Jesus Carroll Systems Engineer from
  • Freelancer in
  • Graduation: BSc. Computer Science, MSc. Information Technology, Computer Programmer Technician
  • Hourly-/Daily rates:
  • Languages: English (Native or Bilingual) | French (Elementary) | Spanish (Native or Bilingual)
  • Last update: 19.10.2020
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Database, Cloud, databases, RDS, OLAP, pipelining, data modeling, API, IaaS, ITIL, quality assurance, Hybrid Cloud, IBM, 3PAR, VMWare, Azure, Oracle, ETL, Programming, API Management, SQL, MySQL, PostgreSQL, Analytics, Network monitoring, Big Data, Data Science, GIS, MongoDB, Redis, Javascript, microservices, PHP, webservices, Amazon Web Services, data processing, IoT, data stream, middleware, Hadoop, Laravel, Lucene, PostGIS, Python, MQTT, Microsoft SQL Server, Data Management, Object-Oriented, SharePoint, MOSS, ASP.Net, Data Mining, social media, No-SQL, JSON, XML, Nutch, log files, SubVersion, Concurrent Versioning System, Galera, Red Hat, Linux, Percona, Graph databases, HBase, ElasticSearch, Jenkins, ReactJS, Front-End, New Relic, Automation Testing, Korn, shell, SVN, Selenium IDE, Maven, technical debt, SonarQube, JIRA, Mantis, Application Servers, Oracle Data Integrator, Weblogic, Interoperability, SOA, Liferay, Data Warehouse, NET, Microsoft Dynamics, CRM, PL/SQL, MATLAB, HPC, DevOps, Grid Computing, virtualization, Image Processing, Neural Networks, cloud storage, client/server, SaaS, Software development, WCF, CAD/CAM, C#, IIS, Windows Servers, OpenCV, CUDA, GPU, image rendering, GlassFish, Elastic, AWS, MapReduce, EC2, Amazon S3, Apache, Vagrant, Ubuntu, VMWare ESX, Oracle Database, Oracle Golden Gate, Integrator, Scrum, algorithms, ASP .NET, SQL Server, Database Engine, SAP Business Objects, MemCache, ERP, Fox Pro, GUI, Telecommunication, RTOS, Solaris, Crystal Reports, software tool, VoIP, Database Administration, CAD, GPS, JD Edwards EnterpriseOne, Citrix, WinForms, Infragistics, WAP, mobile devices, Java, J2ME, WML, AIX, NoSQL, UI, DTS, COBOL, CICS, JCL, CONTROL M, MicroFocus, IBM DB2, Document Management, LAMP, Shell Scripting, Lotus Notes, Exchange Server 2003, Algorithm, Perceptron, Neural Network, Unix, Windows NT, Anthropology, ESRI, Microsoft Access, PERL, Text Mining, Berkeley DB, software tools, Visual Basic, Windows NT 4.0, Backups, Primavera, Informix, 4GL, spooler, PL/1, ADABAS
  • 03/2020 - 09/2020

    • Sinapsys
  • Data Infrastructure Engineer
  • Database Engineer. Design and Exploit Data Cloud Infrastructure that includes
    databases including datawarehouses, storage, buckets, RDS, OLAP engines,
    hypercubes, Data Lakes, MPP, data pipelining and data modeling.
    Contributing to the databases servers' software that runs API ecosystem.
    Keeping on Schedule Maintainance from complex system of allocating
    dedicated hosting customers and keeping highly available even across server /
    AZ migrations.
    Scope a customer's issue by collecting the relevant facts and investigate the
    problem by doing research and by involving other teams as needed.
    Consult and collaborate with peers around the world and with management
    and engineering team to resolve service issues.
    Research and recommend emerging technologies to increase cost
    effectiveness, system ability and future expansion.

  • 07/2019 - 03/2020

  • Infrastructure Information Technology Technical Lead
  • Respond for technical development of Data Infrastructure thru best practices
    and standards.
    Contribute to build several capabilities inside Infrastructure as a Services
    (IaaS) with ITIL and ISACA practices.
    Create separated sandbox - like environments in the Software Application
    Lifecycle (ALM) disciplines: program management, requirements,
    development, testing and quality assurance (QA) as well as customer support
    and IT service delivery.
    Prepare IT Infrastructure to migration to Hybrid Cloud environments of demand
    requirements to predictive workloads. Design Capacity Plan of SAN Storage
    (IBM Storwize, HP 3PAR} .
    Design Infrastructure as Code applications' spots over on demand platforms
    from VMWare to Microsoft Azure and Oracle Cloud.
    Plan, design, prepare, try Proof of Concept (PoC) products in adoption of real
    time monitoring.
    Contribute into adoption of Data Self Service thru inclusion of Business
    Intelligence (BI) - oriented framework and Data Engineering ETL - tools for all
    kind of users.
    Technical Exposure on Azure Ecosystem:
    Azure Container Instances
    Azure Container Registry
    Azure Functions Programming
    API Management
    Application Gateway
    STA storage Blob & Files
    Structures in CosmosDB
    Structures in Azure SQL, MySQL and PostgreSQL
    Event management with Azure Monitor (Log Analytics)
    Network monitoring with Network Watcher
    VNets Management
    Instance Configuration
    NSG Management
    Subnets and route tables management
    Nat Gateway and Internet Gateway
    VNet Peering

  • 11/2018 - 04/2019

    • Rappi
  • Senior Database Engineer
  • Supporting Business Intelligence and Big Data projects. Dealing with a
    DataOps and Data Science technologies, solving Development team' issues
    and working with several databases PostgreSQL, SnowFlake DataWarehouse,
    GIS maps, MongoDB, MySQL, Redis, Javascript microservices and PHP
    webservices on Amazon Web Services Cloud Computing Infrastructure as a
    part of a remote database team.

  • 11/2017 - 11/2018

  • Senior Data Engineer
  • Remote Back End Developer. Design and development of Big Data
    technologies and API products with Data Lakes As A Service (DLaaS) cloud
    Build pipelines for data processing according to OASIS standard, ISO/IEC
    27001:2013 and ISO/IEC 27002 compliance in the IoT hubs.
    Checking data stream thru middleware of Spatial Computing platform.
    Design and checking Detailed Architecture of Spatial Components for image
    processing of digital satellital maps according to ISO 19115 standard.
    Technologies: Hadoop Ecosystem, Cloud Computing - based Lambda
    functions, PHP with Laravel, Lucene, PostGIS, Python, MQTT, MongoDB

  • 04/2016 - 03/2017

  • Senior Database Consultant
  • DBA Consultant for Databases and Database As A Service in Cloud
    Computing Platform in Microsoft SQL Server products. Realize Performance
    Analysis for Data Management that run on mission-critical systems and
    integration of systems.
    Implementations of technology infrastructure for Information Systems based
    on Relational, Spatial, Object-Oriented databases and Data Warehouses for
    Business Intelligence schemata.
    Migration of Databases and Infrastructure of SharePoint MOSS 2007 to 2013
    Migration of Webparts of assignment of LMS courses in ASP.Net C #.
    Undertake individual presales assignments or work on a project as part
    of a larger team analyzing customer requirements, gathering data and
    recommending solutions.
    Technically manage the design and implementation of solutions.
    Ensure consultancy assignments are undertaken consistently and with quality.
    Highlight technical risks so that any Comms-care exposure to commercial loss
    can be minimized.
    Produce and update assignment documentation as required in SOW.
    Perform Problem Management Root Cause analysis.

  • 01/2015 - 03/2016

  • Senior Software Engineer
  • Project of software development and QA analysis of web modules for human
    resources (HR) profiling and recruitment information system for Oil & Gas
    shipping company using Data Mining techniques. Organizing unstructured
    information to gather candidates profiles and feedback of job vacancies via
    customer portal and social media using No-SQL approach (JSON, XML,
    twitter, facebook, google ads, customized Nutch's log files).
    Development and Deployment of webservices.
    Implementation of SubVersion Servers for Concurrent Versioning System.
    Technologies: Galera Cluster, MySQL, Red Hat Enterprise Linux, OctoPerf,
    Percona, Cypher Graph databases, HBase Store, PostGIS Spatial, Open
    Data, ElasticSearch, Jenkins CI, Cloud Computing Services, PHP, Laravel,
    Cascading and Data Analytics Components with ReactJS Front-End
    customized tools, and New Relic monitoring tool.

  • 11/2013 - 11/2014

    • JAHV McGregor - DFK International
  • Senior QA Automation Engineer
  • QA Lead for GEL project ( Responsible for
    QA Automation Testing Cycles and Scripting [Korn C shell, SVN].
    Programming Automated testing system [Selenium IDE, Maven].
    Check the technical debt on code scripting [SonarQube].
    Follow Test Use Cases [JIRA, Mantis]
    Deploy QA Database and Application Servers technologies [Oracle
    GoldenGate replication, Oracle Data Integrator, Weblogic].
    Design and Execute Stress Tests on Interoperability Data Platform (IDP)
    solutions for Electronic Authentication (EUA), IRS- Online (TEL) and
    Notification Electronics (NE) with Enterprise Service Oriented Architecture
    (SOA) and Microservices working with Liferay souce code
    Review Business Intelligence framework requirements ETL / Data Warehouse
    Use Cases on Azure Services [T-SQL].
    Review Deployment of .NET Packages on Microsoft Dynamics CRM on Azure
    Cloud Computing Platform.
    Write Code for Regular Expressions to test ETL jobs on Data WareHouse for
    BI stack [PL/SQL, Talend BI]

  • 10/2013 - 12/2013

    • 21 Trading Coach
  • Technical Consultant
  • Provide training on methods and mathematical models for the area of Financial
    Engineering for the Colombia Stock Exchange. Calculate COLCAP and
    COLSC indexes. [C#, MATLAB]

  • 04/2012 - 09/2013

    • QVIT
  • HPC Farm DevOps Infrastructure Engineer
  • Project: Information Technology on Grid Computing based on Artificial
    Intelligence farm servers.
    Key Functions: Support storage and virtualization for Big Data and Real Time
    3D avatar Image Processing Development Guided By Neural Networks.
    Work with Software Architect and Automation Team Manager to drive design
    and development of cloud storage capability for post-processing.
    Guide the architecture of a client/server platform to SaaS.
    Design local and cloud datacenter infrastructure.
    Software development of Windows Communication Foundation (WCF)
    programs for load balancers on a farm of CAD/CAM servers' built on .NET C#
    technologies on IIS & Windows Servers.
    Adjust OpenCV modules to consume NVIDIA CUDA GPU API and data drivers
    to achieve parallel image rendering thru several nodes in the farm.
    Provide Active Directory Federation Services integrated to applications from
    heterogeneous security layers of GlassFish applications' catalog thru the
    domain forest with the collaboration of Network Administrator.
    Development and Implemention of Amazon Elastic Hadoop's AWS
    MapReduce with lambda-based functions hosted at Amazon Elastic Compute
    Cloud (EC2) for the retailers' Open Cloud Service thru Amazon S3 Service
    built-in Apache Hadoop Framework sizing the clothes and avatars.
    Planning, design and deploy from Chef - Vagrant combined templates the
    OS platforms Red Hat Linux Enterprise & Ubuntu Linux, the OAS - GlassFish
    application servers and QA's VMWare ESX internal virtualization platform.
    Deploy, check backward compatibility and integrate BPM to common
    repository with Oracle Database, Oracle Golden Gate and Oracle Data
    Integrator (ODI).
    Check errors reported on Mantis Bug Tracker due to Scrum Backlog.

  • 02/2009 - 04/2012

    • McGregor DFK UK & Ireland
  • Senior System Engineer
  • Project: Solution Architect of Audit System for Colombia's Financial
    Department of Defense
    ( (Caprovimpo).
    Solution of auditing problems by designing and building OLAP (online
    analytical processing) cubes, applying data mining algorithms, writing queries
    to support reports design. Responsibilities range from aggregating data from
    multiple sources in an efficient data warehouse to designing enterprise-level
    solutions for very large multidimensional databases.
    Development of MENTOR Financial Audit and Tracking software product [C#,
    ASP .NET, SharePoint webparts, SQL Server Database Engine, Analysis,
    Integration and Reporting Services, SVN, SAP Business Objects Crystal
    Development of a BI Data Mining Tool for gathering, indexing and text
    mining analysis of overloaded data on demand or by programmed tasks from
    historical records in several data source [Linux, MySQL, PHP, MemCache,
    Apache, ERP, CRM, Data Warehouse, Fox Pro, MongoDB, Webservices].
    Development a Hierarchical Data Tool for Class Imbalance Problem. Tech:
    MySQL, Lucene.
    Definition with the developers' team: reports, OLAP cubes and Real Time
    Monitoring GUI for dashboards.
    Execution of RFPs from owner product users' areas with Scrum Methodology.
    Evaluation of new technical requirements from the perspective of the
    Checking of the security model of the software information cycle according to
    disaster recovery plans (DPR), business continuity plans (BCP) and service
    level agreement (SLA) with ITIL Methodology, ISO/IEC series 27000 with
    Chief Information Officer (CIO).
    Measuring and sizing the Implementation of HyperV Servers and EMC DELL
    SAN project with the Servers Administrators.

  • 05/2008 - 02/2009

    • ETB
  • Application System Engineer
  • Project: Follow Motorola UK's issues using ITIL methodology and ITOM
    tools for the networking infrastructure technical services of ETB Security and
    Emergency Call Center (NUSE 123) Data Center (Bogota Telecommunication
    Company), the biggest telecommunication company at Colombia.
    Quality Assurance Tester functions: Script Testing of ProCAD System RTOS
    running on Solaris cluster. Participate as coordinator for processes of Quality
    Assurance of Information using SAP Business Objects Crystal Reports. Due to
    this participation, I have aided to play a key role for negotiation of the Service
    Level Agreements.
    DBA functions: SQL Scripting to load gazetter on spatial database for
    geocoders in GIS. Log software product, views, procedures and packages
    scripting [PL/SQL]. Configure Oracle Application Servers middleware. Design
    of database macro-structure to report technical issues, check logs on Oracle
    Weblogic applications servers.
    Backend Developer functions. To design Database Log software tool to report
    technical issues for VoIP components.
    Give technical support for Database Administration Team, Server
    Administrators, Reporting Leaders, CAD Administrators, Technical Support
    Specialists, Help Desk Team and Systems Technicians.

  • 05/2007 - 05/2008

    • Simplexity
  • Software Engineer
  • Design and development of modules for Logistics & Transportation ERP.
    Design a GPS tracking Web-based geospatial module and Workflow, Cubes
    and OLAP tools on Microsoft SQL Server. Design Integration Services
    workflow in ETL interface for Oracle's JD Edwards EnterpriseOne via Citrix
    and SAP Business objects. Code VB Scripts and WinForms with Infragistics.
    Added Value on WAP mobile devices. Development Java 2 Mobile Edition
    (J2ME) / WML. Created Real Time Turn Queue Systems IBM i2 Intelligence
    Analysis Platform. Level 3 contact for customers.

  • 09/2006 - 05/2007

    • Safran
  • System Administrator
  • Admin 1 PetaByte ORACLE RAC (Real Application Cluster) Database on
    AIX IBM p-Series BladeCenter JS43 Power 6 on Department of Defense
    at Colombia. Admin Actian Versant NoSQL Data Store Object for National
    Identification. Project: Fraud Detection of National Identifications.
    Development of UI module of ID validation applications using Python.

  • 04/2006 - 09/2006

    • DTS Consulting
  • Software Analyst
  • Design and develop calculus of portfolio integration with COBOL, CICS, JCL,
    CONTROL M, MicroFocus to interact with IBM DB2 Entities for one world's
    largest bank (BBVA Spain)

  • 11/2005 - 04/2006

    • Ricoh Latin America Inc
  • Technical Sales Engineer
  • Assist outside sales team in executing and achieving their territory and market
    business plans.
    Resolve internal and external technical support requests or issues related to
    product selection,
    application, specification, installation for Document Management Workflow
    System product.
    Support presentation and trade show activities.
    Maintain expert level of product knowledge and application.

  • 08/2001 - 11/2005

    • North Vision Institute
  • System Administrator
  • Incorporation of intranet service on LAMP environment (Linux - Apache -
    MySQL - PHP); Shell Scripting on Linux servers. IBM DB2 Universal database
    administration on e-Server series with on demand loads. Scripting Fox Pro
    language for e - Health Clinic Récords and modelling to LAMP Web-based
    applications. Process map of functional requirements of the users of the
    company's ERP system covering Inventory, Purchasing, Procurement and
    Order Management. Helped to Migration of Lotus Notes 5 Mail accounts and
    info to Exchange Server 2003 and SQL SERVER 2000

  • 01/2001 - 06/2001

    • University of South Florida
  • Research Assistant Internship
  • Develop Inmunoperceptron: A model of simulation using Genetic Algorithm
    Theory and Perceptron Artificial Neural Network to create association and
    regression analysis of correlation ARJ in patients DNA wih biomarkers at HCM.
    An undergraduated thesis was followed. Technology: Unix Alpha Tru64, C++,
    VB Forms Windows NT UI Client / Server.

  • 01/2000 - 12/2000

    • Universidad del Norte
  • System Engineer
  • Developed the Colombian Caribbean Archeological and Anthropological GIS
    and integrated to the ICAN's (Colombian Anthropology Institute) databases
    network systems. The system allows making queries about migration of
    the first settlers of Northern South America, and provides anthropological,
    paleoclimatic, geomorphological and historical data. Importation of ESRI maps.
    I/O data plain text for Microsoft Access.
    CGI, C Language, PERL for Text Mining, Berkeley DB and UNIX platform.
    Generated new software tools for data statistical analysis for archeological
    Post - implementation technical support of website with 2500 online users in a
    typical peak.

  • 12/1998 - 12/1999

    • Unitech Research, Inc
  • Engineering Analyst
  • Developed the Help System Documentation for Customer Service modules
    for an ERP-CRM management system product for telecommunications
    companies, at AIX RS/6000 environment, running on IBM DB2 Universal
    Database. Generated in Crystal Reports and Visual Basic dynamic language
    resources for embedded statistical reports.

  • 01/1998 - 07/1998

    • Universidad del Norte
  • Supervisor
  • Server Administrator Windows NT 4.0. Performed Backups and Stage
    Monitoring for Oracle Primavera Project Planner for Soil Lab of Civil
    Engineering Faculty.

  • 12/1996 - 12/1997

    • Conial
  • Technician
  • Developed batch processes for Fox Pro payroll application. Support migration
    from the DBase Plus IV to the Oracle database. Executed the monitoring of the

  • 06/1995 - 11/1995

    • CES Institute
  • Science Teacher
  • Developed a school's curricula competence-based system with learningteaching
    media by working cycles and self-value pedagogic structure.
    Technologies: Informix 4GL. Subject: Physics and Informatics

  • 01/1994 - 06/1995

    • Universidad del Norte
  • Supervisor
  • Check and Control spooler jobs and priority of compiler processes from
    COBOL, PL/1, ADABAS / Natural programs on Unix platform and it ran on
    MUSIC/SP with IBM S/360 hardware.

  • 01/1993 - 12/1993

    • Americas Institute
  • Adjunct Professor
  • Development of Mathematics curriculum for K-12 alumni.

I would prefer to work remotely. If onsite and it is outside work, all relocation assistance must be provided.
A wide experience development and supoorting Information Technology projects in several industries.