Eyron Tello Vargas
IT System Expert
Guatemala City,GU
Summary
To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills. Also team management applying agility tools.
Overview
12
12
years of professional experience
2
2
years of post-secondary education
2
2
Certifications
2
2
Languages
Work History
IT System Expert
Assigned L3 Specialist Support
06.2022 - Current
- In this project, support is provided to different clients, depending on their needs and requirements
- Errors are identified at the code level and changes are made to the source code
- Validations are also made so that everything looks good at a functional level
- Apps: EDA, Eclipse, Linux, Xshell, WinSCP, SOAP
- Tasks: Source code analysis and bug identification, Source code adjustment and validation at functional level, Installation of codes in their assigned environments.
IT System Expert
Assigned Full-stack integration of Claro Colombia
08.2019 - 06.2022
- In the project my initial operation was the realization of designs for tests on the multiple systems that were counted
- Different scenarios were plated taking into account the functionalities to be tested and their tools
- I implemented a new methodology to create new designs in a faster and more effective way
- In addition, there was the integration of several systems such as: Claro, Ericsson, Gevenue, etc
- My second function of the project was the execution of these designs and the validation that both the system and the flow were found in the correct way
- Apps: EOM ( Ericsson Order Manager), ECM (Ericsson Catalog Manager), CS(Charging System), BSCS, CX, AX, DCX (Collection), SoapUI, SQL, UNIX, Jenkins, Postman, WinSCP
- Tasks: Analysis of HLD generated for the creation of designs for test case, Creation of designs considering the integration of the different systems, Execution of the designs making use of the different systems having every detail of the flow to achieve the expected result, Creation of defects in CLM for the reporting and monitoring of the errors found, Troubleshooting, Use of Jira for monitoring and reporting executions.
IT Engineer / Tester
Assigned Full-stack integration of Telefonica Spain
07.2018 - 08.2019
- In the project different functions were performed, these functions consisted of performing executions and validations of the flow in the integration of the different applications
- The main objective was to make use of the Atlas system since it was an orchestrator of the systems of Telefónica and Ericsson
- Create solutions for blockages in the tests carried out considering the direct contact with the Ericsson customer
- Apps: Atlas, Unix, SQL Developer, SOAP
- Tasks: Analysis of the system requirements to perform the established tests, Validation of flows that are in accordance with the established, Give solutions and alternatives in the different problems that were presented, Generate evidence correctly for the client, Follow up on the flow of the requested tests for completion fulfilling the expected results.
IT Engineer / Tester
Assigned Full-stack integration of Claro
10.2017 - 07.2018
- In the project, different tests were carried out to verify the correct operation
- These tests consist of validating from the correct flow and integration, such as the application of an acquired after-sales or its respective change on a service offered by Claro to the client and its follow-up
- In the process, tests are carried out to validate that the integration of the Claro environment into the Ericsson environment works in the correct way, thus taking the assurance that each process complies with what is offered correctly
- Apps: EOM ( Ericsson Order Manager), ECM (Ericsson Catalog Manager), CS(Charging System), BSCS e CX, SoapUI, SQL
- Tasks: Analysis of the system requirements to perform the established tests, Validation of flows that are in accordance with the established, Creation and monitoring of defects based on tests carried out in different environments, Troubleshooting, After-sales tests with their validation in: EOM, CS, BSCS, Charging, etc., Take evidence (documents of evidence).
IT Engineer / Tester
Assigned Full-stack integration of Digicel
07.2017 - 10.2017
- In the project different tests were carried out to verify the correct operation, these tests consist of validating from the purchase / sale of a service offered by Digicel to the client, until the moment of its billing and monitoring of the same
- In the process, tests are carried out to certify that the integration of the Digicel environment into the Ericsson environment works in the way expected, thus taking the assurance that each process complies with what is offered correctly
- Apps: TCRM (Telcom CRM), ECM (Ericsson Catalog Manager), ON (Order Negotiation), EOC (Ericsson Order Care), BSCS, iX Collection, Granite
- Tasks: Analysis of the system requirements to carry out the established tests, Creation, Analysis, definition and writing of Test-Plans (Test Cases, Test Script and Test Data), Creation and monitoring of defects based on tests carried out in different environments, Troubleshooting, Migration tests with post-sales.
IT Engineer / Tester
COS parameterization
03.2017 - 07.2017
- Telefónica project that is in charge and that helps ME, which is the one that manages the logic of the commercial offers and the RE is the one that is in charge of pricing
- Apps: ME (Manager Engine), RE (Rating Engine), SQL, Protocolo DIAMETER
- Tasks: Analysis to perform test scenarios, Logic of commercial offers, Analysis and monitoring of pricing.
Hotel Administration
Shekina
01.2012 - 02.2017
- Maintained accurate records of guest check-ins, check-outs, and payments for efficient hotel administration.
- Provided support during crisis situations or emergencies affecting guests or the hotel property itself.
- Ensured effective communication with the guest.
Education
Bachelor of Administrative Studies - International Business Administration
Panamerican Business School
Guatemala City, Guatemala 01.2024 - 07.2026
Ingeniería - Ingeniería En Sistemas Y Ciencias De Computación
Universidad Mariano Galvez De Guatemala
11.2018
Skills
Microsoft Office
undefinedCertification
Scrum Master Certification
Timeline
Scrum Master Certification
02-2024
Scrum Fundamentals Certified
02-2024
Bachelor of Administrative Studies - International Business Administration
Panamerican Business School
01.2024 - 07.2026
IT System Expert
Assigned L3 Specialist Support
06.2022 - Current
IT System Expert
Assigned Full-stack integration of Claro Colombia
08.2019 - 06.2022
IT Engineer / Tester
Assigned Full-stack integration of Telefonica Spain
07.2018 - 08.2019
IT Engineer / Tester
Assigned Full-stack integration of Claro
10.2017 - 07.2018
IT Engineer / Tester
Assigned Full-stack integration of Digicel
07.2017 - 10.2017
IT Engineer / Tester
COS parameterization
03.2017 - 07.2017
Hotel Administration
Shekina
01.2012 - 02.2017
Ingeniería - Ingeniería En Sistemas Y Ciencias De Computación
Universidad Mariano Galvez De Guatemala
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