Gustavo Mena
 UTC-03:00 America/Argentina/Cordoba

About me
I'm a Software Developer with over ten years’ professional experience in web development. I have a background in various programming languages—in both open source and commercial environments— Python, Java, .NET and PHP are my strengths. My goal is to acquire as much experience and knowledge as possible in my field to be able to work on interesting projects. His work experience includes the design and development of high-level API Restful specialized in e-commerce business. My biggest project to date has been leading the development of a rapidly growing e-commerce platform Bálsamo SA + Autopartes365, including scaling both the team and technologies.
Back End DeveloperMercado Libre • Technology
Back End Developer
Mercado Libre • Technology
08/2018 - Currently

Developed and maintain Restful web services (based on micro-services architecture) to do shipments processing into the different logistics center of Mercado Envíos (Brazil, México and Argentina). Developed and maintain producer and consumer to manage a high number of messages per second. Created custom Python scripts to do automation tests and create reports. Highlight: Developed functionality to suggest the best box to package the shipment in order to optimize cost, SLA, handling time and UX. Used test-driven development to produce software of the highest quality. Performed code-review Performed web performance activities, optimizing solutions, analyzing performance metrics and carrying out site speed monitoring, load, and regression testing during the release process.


MySQLMongoDBPythonGitJavaKibanaJUnitAWS CLISpringElasticsearch
Back End DeveloperBalsamo SA • Automotive
Back End Developer
Balsamo SA • Automotive
09/2017 - 08/2018

Took on a functioning but struggling project and turned it around into a powerful eCommerce web site. Utilized his expertise in Python and Flask to build a Restful API to be consumed for clients ERP. Implemented various designer-supplied graphical designs in HTML/CSS—adapting them to add responsive features. Worked with clients to identify business needs, while utilizing knowledge of web trends, to both drive the business forward and enable subsequent large refactoring and cleanups.


Back End DeveloperIntertron • Technology
Back End Developer
Intertron • Technology
12/2013 - 09/2017

Implemented bespoke, web-based business applications for government bodies, international companies and local companies using C# and ASP.NET. Used and extended the company's in-house enterprise CMR solution. Performed code review to improve the quality of products. Worked as consultant in technologies to solve complex problem of architecture and performance in different clients of the company. Designed and coded several powerful scripts to perform scheduled tasks. Leaded technically a web developer team in a short term ecommerce project. Developed functional specifications detailing the intended behavior of ongoing development


AngularJSCSS3HTMLTFS Build & Release ManagementSQL Server Management StudioASP.NET MVCASP.NETBootstrapMicrosoft SQL ServerC#
Front End DeveloperGlobant • Technology
Front End Developer
Globant • Technology
06/2012 - 12/2013

Coded in HTML5, CSS3 and JavaScript/jQuery to support and extend the UI. Wrote code doing standards-compliant, cross-browser, mobile-optimized markup. Worked with team members to help drive the development of functional desktop/tablet/mobile user interfaces, incorporating input from A/B and usability testing. Co-owned platform user experience, working with team members to plan UX testing of prototypes, developing front-end solutions from concept to wireframe to finished design. Performed on-going updates to front-end website code. Ensured front-end interfaces work well across all devices and browsers. Troubleshoot errors using appropriate tools.


PHPjQueryHTMLCSSJBehaveZend Framework
01/2015 - 08/2018
Systems Analyst
Colegio Universitario IES XXI
01/2007 - 12/2017
Diploma in Java
Universidad Empresarial Siglo 21
01/2005 - 12/2007
Programmer Technician
Universidad Tecnologica Nacional - FRC
Aequipe -
September 2017 - July 2018
Balsamo SA
January 2017 - December 2018
Socio Plus
January 2015 - July 2020