Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Ashenafi Tessema

Lawrenceville,Georgia

Summary


Qualified Test Engineer with strong background in system testing and software validation. Demonstrated success in identifying critical bugs and ensuring high-quality software releases. Proven ability to develop comprehensive test plans and collaborate effectively with development teams, facilitating delivery and maintenance by conducting research on defects from customer environment.

Overview

11
11
years of professional experience
1
1
Certification

Work History

System Test Engineer II

VERIFONE, INC
10.2021 - 06.2024
  • Senior Quality Assurance Engineer with ten years of experience testing software and payment applications and financial systems. Experienced in all phases of testing life cycle including functional, smoke, regression, integration, UI, backend, UAT and performance. Extensive knowledge of QA standards, methodologies, and strategies, with a strong knowledge of Waterfall and Agile methodology, understanding business logic and design.
  • Contribute effectively for continuous improvement of process, team, project, and environment by submitting improvement proposals whenever possible.
  • Performed complex requirement analysis, functional specification evaluation, and black-box testing strategy development, forming deep expertise in product features as well as root cause analysis of deployment issues and solutions.
  • Utilized and performed the Verifone Automated Response System (VARS) to do automated testing for the deployment of software to payment terminals, which resulted reducing deployment defects by 50%.
  • Training junior testers on best practices, methodologies, and end-to-end testing of application.
  • Effectively communicated with other system engineering personnel and senior executives on joint projects.

Test Engineer

INVERIS TRAINING SOLUTIONS
03.2021 - 08.2021
  • Drive Process improvement on the quality assurance of Firearms Virtual Training Solutions to Military, Law Enforcement, and Commercial agencies through state of the art Virtual Reality Software. Addressing the issue of Law enforcement personnel in the scene with verbal escalation of incidents through Virtual Reality Decisions and Tactics (VR-DT). Developed test cases from Customer inputs to system requirements and testing VR-DT software. Tested the Fire Arms Training Solutions (FATS 100 MIL) simulated system for military Marksmanship, Judgmental and Collective Applications.
  • Applied best test practices testing simulated solutions to Firearms training in Military Marksmanship, Judgmental shoot/no-shoot judgment and Collective 3-Dimensional Virtual Battle space (VBS) Simulation.
  • Test VR-DT system incorporating Instructor led training solution and verifying quality of the product.
  • Attended scrum and team retrospective meetings on new feature developments.
  • Maintained up-to-date documentation of all test plans, procedures, results, and defect tracking databases for future reference or audits.

Test Engineer II

NCR CORPORATION, NCR HEADQUARTERS
10.2019 - 11.2020
  • Built labs and implemented end-to-end testing of convenient, fuel, and retail (CFR) industry solutions. Reviewed acceptance criteria and worked with product owners and business analysts for requirement, understanding testing scope, and determining testing material. Engaged in software testing life cycle, including meetings, estimations, testing, providing suggestions to operational efficiencies.
  • Reduced execution time 50% by reviewing requirements, refining test coverage, and testing approach.
  • Engaged in daily Scrum meetings with cross-functional team, providing updates on QA tasks and progress and following up on critical issues, defects, and roadblocks with scrum master and team lead.
  • Suggested process improvements and ideas during sprint retrospective meetings after software release, focusing team on delivery of commitments.
  • Created test cases and test suites in Zephyr, managed on test execution, logged defects, analyzed logs, and managed resolution of defects engaging with development team, streamlining operations and increasing operational efficiency and delivery commitments.
  • Minimized risk and vulnerabilities by conducting Security testing on Europay, Mastercard, Visa (EMV) cards, workstations.

QA Lab Test Technician

COCA-COLA FREESTYLE, COCA-COLA HEADQUARTERS
03.2014 - 08.2019
  • Decreased workload of QA team by 25% from improving process and methods.
  • Met established team goals by delivering key matrix and audit processes.
  • Ensuring quality product was delivered to customers by conducting system, integration, regression, functional, acceptance testing, logged defects using TFS, JIRA, and managed resolution of software issues.
  • Supported engineering teams in making data-driven decisions by providing timely and accurate test results.

Development Verification and Testing Engineer

PANASONIC AUTOMOTIVE SYSTEMS COMPANY OF AMERICA (PASA)
09.2013 - 03.2014
  • Executed comprehensive test of automotive infotainment systems. Designed test plans and test embedded systems in vehicle infotainment systems. Conducted root cause analysis and troubleshooting and contributed to overall improvement in procedures. Performed comprehensive test of automotive infotainment systems using communication protocols, such as CAN, GMLAN, and Bluetooth, and recorded and archived test results. Conducted HMI testing, Bluetooth, SDARS (Satellite), DAB radio, connectivity, Wi-Fi, and navigation system testing.
  • Provided expertise via setting up test benches for Daimler Benz audio head unit, performing bench and in-vehicle testing, and generating NTG5*1 test report.
  • Optimized signal generators, PASA logger, Wireshark, and oscilloscope, and recreated environment for development team, minimizing retesting time by 50%.
  • Analyzed head unit software download failures and supported team recovering malfunctioning head units due to software download error.
  • Applied test methodology, processes, procedures, standards, and tools operated by team and employing test management and requirement tools, including DOORS, IBM Rational Team Concert, helping report issue verification and tracking resolution of defects.

Education

Bachelor of Science - Electrical Engineering

Georgia Institute of Technology
Atlanta, GA
12.2012

Skills

  • Experienced with Windows and Linux environments
  • Test management tools proficiency
  • Experienced with Python and Java programming
  • Experienced with HTML and XML technologies
  • Skilled in oscilloscope operation
  • Test case design
  • Functional testing
  • Test data management

Certification

Lean Six Sigma Black Belt

Timeline

System Test Engineer II

VERIFONE, INC
10.2021 - 06.2024

Test Engineer

INVERIS TRAINING SOLUTIONS
03.2021 - 08.2021

Test Engineer II

NCR CORPORATION, NCR HEADQUARTERS
10.2019 - 11.2020

QA Lab Test Technician

COCA-COLA FREESTYLE, COCA-COLA HEADQUARTERS
03.2014 - 08.2019

Development Verification and Testing Engineer

PANASONIC AUTOMOTIVE SYSTEMS COMPANY OF AMERICA (PASA)
09.2013 - 03.2014

Bachelor of Science - Electrical Engineering

Georgia Institute of Technology

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