My Resume

 Esteban Gabriel Guenul Almonacid

Date of Birth: September 3, 1980

Nationality: Chilean

Marital Status: Single, no children

Military Status: Up to date

Phone: +56 9 7588 3420

Email: eguenul37@gmail.com

Availability: Immediate

Professional Profile

Computer Engineer with extensive experience in software development, specializing in electronic invoicing and the generation of tax documents. I have developed solutions for various companies, optimizing implementation times and reducing costs associated with external suppliers. Proficient in various technologies, including Java, Python, C#, and PHP, with experience in REST/SOAP integrations and deployment on AWS and Linux environments.

Education

    • 2005 - Degree in Computer Engineering, INACAP Puerto Montt.

    • 2004 - Professional Internship at Hospital Base de Puerto Montt.

    • 2001 - Technical Assistant Course, Instituto Macrosoft.

    • 1995-1998 - High School at Liceo Politecnico Salesiano Puerto Montt.

    • 1986-1994 - Primary School at Escuela Cristo Salvador.

Work Experience

February 2024 - Arte SPA

Project: Electronic Invoice and Receipt Microservice in Java for foreign currency exchange businesses.

Results:

    • Eliminated external suppliers, reducing operational costs.

    • Flexible integration with various programming languages.

Technologies: Java, VB.NET, XML, JSON, Microservices.

May 2023 - Distribuidora SHARP LTDA

Project: Electronic Invoice Library in C# for WinForms desktop application.

Results:

    • Reduced learning time for electronic invoicing from 1 year to 4 months.

    • Eliminated unnecessary tests during development.

Technologies: C#, WinForms, XML, JSON.

      

2022 - 2023: UVO SPA

Project: Electronic Receipt and Invoice Generator in Java.

Results:

    • Implemented a microservice for integration with a point of sale system in PHP.

    • Deployed on AWS, reducing operational costs.

Technologies: Java, JSP, Servlets, JSON, JasperReports, Bouncy Castle.

2020 - 2021: Coval Servicios Financieros Ltda.

Project: Electronic Tax Document Generator in Java.

Results:

    • Reduced dependence on external suppliers.

    • Implemented invoice tracking for factoring.

Technologies: Java, Spring Boot, Servlets, MySQL, SOAP, XML Signature.

2019 - 2020: BBK+2Brains

Project: Python Library for generating tax documents.

Results:

    • Reduced learning time for electronic invoicing from 1 year to 4 months.

    • Eliminated costs for external invoicing providers.

Technologies: Python, Flask, JSON, XML.

Other Relevant Experience:

    • Mares de Chiloé S.A. (2010-2011): IT Support.

    • Europharma Chile S.A. (2007-2009): Implementation of tracking and tracing solutions.

    • Amulen Consultores Ltda. (2002-Present): Support and administrative tasks.

Technical Skills

Programming Languages:

    • Java (JSP, Servlets, Spring Boot, Hibernate, Java Swing)

    • C# (WinForms, ASP.NET, .NET Core)

    • PHP, Python (Flask, Jinja2)

    • Visual Basic 6.0, VB.NET, Classic ASP

    • Perl, Xojo

Databases:

    • MySQL, SQL Server, Sybase

Frameworks and Tools:

    • Docker, Maven, JasperReports, Bouncy Castle (Cryptography)

    • XML Signature, SOAP, REST, JSON

    • Bootstrap, Ajax, MySQL Workbench

      

Languages

    • Spanish: Native

    • English: Basic

Contact

Phone: +56 9 7588 3420

Email: eguenul37@gmail.com


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