Hi, I'm Yenier

Full Stack Web Developer

Circularnomics LLC, Longmont - Colorado, USA.

2021-2022

• Development of Circularnomics , a web application to educate the public and investors about the Next Industrial Revolution. The web application was built using mainly PHP/Symfony, jQuery/ReactJs and MySQL.

  Development tasks:

  • A Stripe API Implementation was created using PHP to process payments and subscriptions.
  • Creation of an email reporting subsystem.
  • Creation of a BackOffice system to manage Circularnomics web application. The following technologies were mainly used: PHP/Symfony, MySQL, Redis, Beanstalkd & Supervisord, jQuery, RactJs, HTML5, and Bootstrap v4.
  • Usage of Docker and GIT in the development process.
  • Administration of a GNU/Linux (Centos) webserver to deploy the systems.
• Development of a BackOffice system to manage Circularnomics system.

Full Stack Web Developer

Sonny's Enterprises Inc. - Conveyorized Car Wash Equipment Leader, Florida, USA

2019

• Creation of an integral platform using mainly PHP/Symfony, MySQL, Redis, Beanstalkd & Supervisord, jQuery. A custom ETL design was implemented from scratch to improve the performance of the reports using PHP & Redis. Creation of a custom implementation of Data-Offloading to run heavy reports.
• Usage of unit tests to certify the correct execution of the systems by using PHPUnit.
• Usage of Azure Cloud Services. Components were implemented to establish communication with Azure services: Azure Active Directory for authentication/authorization: Development of a subsystem to authenticate applications in Azure, Azure Blob Storage to manage images: Development of a subsystem to upload/read files managed in Azure Blob Storage service, Azure Service Bus to queue messages: Development of a subsystem to read/write topics and queues in order to create interoperability with other internal services.
• Creation of an Internal Rest API, based OpenApi v3 specifications, for sharing and processing information between internal systems.
• Usage of Scrum as a project management framework and Jira as project management software.
• Usage of a very organized Git branching strategy.
• Creation of a low-level task scheduler for Symfony Console Application. The goal was to replace cronjob. Supervisord, Beanstalkd, and Shared Memory were used.
• Improvement of a Car Wash Tunnel Administration system.
• It was implemented, using PHP, a communication between BackOffice and RabbitMQ to manage PLC functions through a web interface.
• Implementation, using PHP, of a subsystem to communicate with RabbitMQ API.
• Online Store Development to sell car wash products by Sonny's clients. It’s built using mainly PHP/Symfony, MySQL, Redis, Beanstalkd, jQuery. The store manages the purchases.
• Creation of a Rest API to manage car wash product purchases. The API is built based OpenApi v3 specifications.

Full Stack Web Developer

ProExpert LLC, Florida, USA

2017-2018

Development of a new Backoffice web app for home inspection industry.

• Development of a BackOffice System to Manage Home and Building Inspections using PHP/Symfony, jQuery, and MySQL. The system contained a task manager module, information management modules, and invoice generators.
• Development of WikiLiciel, a web application to manage existing software documentation using PHP/Symfony, jQuery, and MySQL. The system manages the user interface documentation of the Liciel software.
• Maintenance of legacy Liciel software built using PHP/Symfony.

Self Employed

Miami/Fort Lauderdale Area

2017

• Design and implementation of REST API in PHP.
• Maintenance of legacy systems using Symfony/PHP.
• Front-end development using AngularJS, CSS, HTML5, jQuery, Bootstrap

Web Application Developer

ALR Soluciones, Havana, Cuba

2016-2017

• Front-end development using AngularJs (v1.4) to handle Logalty Management System data.
• Logalty Management System Improvements using PHP/Symfony v2.x.

Software Engineer

Self Employed, Havana, Cuba

2016

• Development of web Information Management Systems.
• FullStack Development using AngularJs/Javascript, PHP/Symfony, Scrum, GIT, CSS (Bootstrap), HTML5, Apache2, GNU/Linux

Software Development - General Specialist

University of Informatics Sciences, Havana, Cuba

2010-2014

• Improvement of GeneSIG, a platform to create Geographic Information Systems (GIS). The platform was built using PHPv5 and PostgreSQL. It contains the core functionality for mapping and geo-information representation.
• Web mapping, I+D using open technologies. The main technologies used to develop GIS(s) were PHP, MapServer, ArcGis, and OpenLayers.
• Development, using PHP, of new GIS features and modules to manage geo-referenced information.
• Geo-informatics Technologies Professor at the University of Informatics Science.
• Development of Information Architectures of web applications. Also, he developed a tool to automate Card Sorting Technique for labeling web application Graphic User Interfaces. The tool was built using Java. The grouping algorithm selected to be implemented was K-Means.
• Development of Geographical Information Systems for many Cuban institutions:
1. Workers Transportation System. A fleet control system used by the University of Informatics Sciences
2. ALBET Engineering and System S.A. A system to manage the geo-referenced information of software development projects managed by the company.
3. Cuban AZCUBA Business Group. A system to manage the geographical distribution of the sugar production in Cuba.
4. Cuban Ministry of Information and Communications. A system to manage the geographical information generated by the ministry.
5. Cuban National Bureau of Statistics and Information. A system to map the offices responsible for generating statistical information.
6. Cuban National Bee Research Center. A system to control the national bee and honey production.
7. Cuban Ministry of Superior Education. A system to map important geographical information generated by the ministry.
8. Cuba Seismic Research Center. A system to map the seismic movements in the region.
9. Cuban LABIOFAM Business Group. A system to manage the geographical information generated by the group.

Bachelor of Science

University of Informatics Sciences, Havana, Cuba, Havana, Cuba

2005-2010

Validated by Josef Silny & Associates, Inc. International Education Consultants, USA