I am Rosario Bustes, a system tester and application support professional with extensive international experience and a strong track record in both automated and manual testing. I have worked across banking and public sectors, contributing to acceptance and system testing, integration testing, regression testing, and test training, while collaborating in agile environments and leading knowledge sharing. I thrive in team settings, take initiative to improve products and solutions, and enjoy working across cross-functional teams including designers and stakeholders. I have experience with CI/CD, Postman, Selenium, Jira, Swagger UI, and Jenkins, and I am comfortable coordinating test design, documentation, and exploratory testing to help deliver high-quality software.

Rosario Bustes

I am Rosario Bustes, a system tester and application support professional with extensive international experience and a strong track record in both automated and manual testing. I have worked across banking and public sectors, contributing to acceptance and system testing, integration testing, regression testing, and test training, while collaborating in agile environments and leading knowledge sharing. I thrive in team settings, take initiative to improve products and solutions, and enjoy working across cross-functional teams including designers and stakeholders. I have experience with CI/CD, Postman, Selenium, Jira, Swagger UI, and Jenkins, and I am comfortable coordinating test design, documentation, and exploratory testing to help deliver high-quality software.

Available to hire

I am Rosario Bustes, a system tester and application support professional with extensive international experience and a strong track record in both automated and manual testing. I have worked across banking and public sectors, contributing to acceptance and system testing, integration testing, regression testing, and test training, while collaborating in agile environments and leading knowledge sharing.

I thrive in team settings, take initiative to improve products and solutions, and enjoy working across cross-functional teams including designers and stakeholders. I have experience with CI/CD, Postman, Selenium, Jira, Swagger UI, and Jenkins, and I am comfortable coordinating test design, documentation, and exploratory testing to help deliver high-quality software.

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Experience Level

Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Beginner
Beginner
Beginner
Beginner
Beginner
Beginner
Beginner
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Language

Swedish
Fluent
English
Advanced
Spanish; Castilian
Fluent

Work Experience

System Test Engineer and Application Support at CGI
November 1, 2023 - Present
Involved in acceptance and system testing of Electronic Invoice System (EFS). Responsibilities include troubleshooting, creating test cases and defect reports in JIRA Test Management. Conducted regression testing by rebuilding the test system platform as part of CI/CD pipelines.
Integration Tester at Universitets- och Högskolerådet
May 1, 2022 - April 30, 2023
Led integration testing of the NyA admissions system; conducted integration with Ladok and Navet. Performed tests via Postman and Swagger UI; contributed to system design using the C4 model and documentation in Confluence; used Artemis messaging and ClamAV for document scanning; automated builds with Jenkins.
Test Automation Engineer at LOOP
October 1, 2021 - January 31, 2022
Participated in testing automation for the Learning Management System, including functional testing, integration testing with Postman, and Selenium-based automation; collaborated with designers across a distributed virtual team; conducted exploratory testing.
Freelance Tester at Testbirds
June 1, 2019 - December 1, 2019
Primarily tested websites for various clients on Windows platform; performed usability, user testing, and functional testing to ensure intuitive and logical interfaces.
System Test Engineer at SilverRail Technology
February 1, 2019 - May 1, 2019
Participated in the train booking system testing; contributed to search engine functionalities and user manuals in Swedish; performed exploratory testing on www.tagbokningen.se and www.trainplanet.com; used JIRA and SCRUM.
Infrastructure Test Engineer at Ericsson
April 1, 2015 - January 1, 2019
Troubleshooting hardware, servers and switches; problem-solving; worked in SCRUM environment.
Support for the Public 360 Diary System at Livsmedelsverket
March 1, 2013 - March 1, 2015
Felsökning of diaries system on Microsoft platforms; collaborated with system owners, developers and third-party vendors; primarily SQL-based investigations.
Tester of Scipro Interface at Stockholms universitet
March 1, 2012 - December 1, 2012
Evaluated and tested Scipro's design interface; worked in SCRUM; served as course assistant in a method for interaction design.
Support and Maintenance of Pfizer's Application System at Infosys BPO
August 1, 2010 - December 1, 2011
Outsourcing of business processes per ITIL; coordinated offshore and onsite colleagues in virtual teams; diagnosed issues and supported operations for Pfizer's applications in Norway and the Czech Republic.
Tester at Swedesurvey
September 1, 2009 - November 1, 2009
Reviewed and evaluated test documents; reported bugs; proposed improvements to GIS systems; executed test cases to verify improvements.
Test Trainer at Swedesurvey
August 1, 2008 - November 1, 2008
Prepared, planned and taught entry-level test courses; combined theoretical knowledge with practical exercises for learners.
Tester at Sogeti
March 1, 2008 - August 1, 2008
Tested login and registration features for internal NiPTO Online Login Service; planned, documented test plans and tests; executed test cases; collaborated with project managers and developers.
System Tester at Bankgirot / CGI
November 1, 2023 - Present
Involved in acceptance and system testing of the Electronic Invoice System (EFS); troubleshooting, creating test cases and bug reports in JIRA; regression testing with re-creation of the test-system platform.
System Tester / Integration Tester at Universitets- och Högskolerådet (Swedish Council for Higher Education)
May 1, 2022 - April 30, 2023
Worked on test integration of NyA-admissions system with Navet; integration with Ladok; tests in Postman and Swagger UI; contributed to system design using the C4 model; documentation in Confluence; used JIRA, Squirrel for SQL; performed functional and exploratory testing of document archives and www.antagning.se; used Artemis and ClamAV; automated builds with Jenkins.
Test Engineer / QA Engineer at LOOP (Learning Management System)
October 1, 2021 - January 31, 2022
Functional testing, integration testing with Postman; automated tests with Selenium; collaborated with designers to develop new features; performed exploratory testing; worked with virtual team across time zones.
System Tester at SilverRail Technology
February 1, 2019 - May 31, 2019
Contributed to the development and testing of the train booking system; suggested improvements to search engine features; improved user manuals in Swedish; performed exploratory testing on www.tagbokningen.se and www.trainplanet.com.
Support & Testing Specialist at Livsmedelsverket (Swedish Food Agency)
March 1, 2013 - March 31, 2015
Troubleshooting the Public 360 diary system on Microsoft platforms; collaborated with system owners, developers and third-party vendors; primarily SQL-focused for data-related issues.
Test Analyst at Stockholms universitet
March 1, 2012 - December 31, 2012
Evaluation and testing of Scipro’s design interface; SCRUM-driven project; course assistant in methods for interaction design.
Support & Applications Management at Infosys BPO
August 1, 2010 - December 31, 2011
Outsourcing of various business processes per ITIL framework; offshore and onsite colleagues in virtual teams; investigate, troubleshoot, analyze decisions and resolve issues.
Test Analyst at Swedesurvey
September 1, 2009 - November 30, 2009
Geographical Information Systems testing; review and assessment of test documents; bug reporting and resolution; proposed improvements to GIS systems; created test cases.
Tester at Sogeti, NiPTO Online Login Service
March 1, 2008 - August 31, 2008
Tested login and registration functionality for internal systems; planning, documenting the test plan and test specifications; execution and verification of test cases; collaboration with project stakeholders.

Education

MSc in Information Systems at Stockholms universitet
January 1, 2001 - December 31, 2006
Technical Tester at Jensens Yrkeshögskola
January 1, 2020 - December 31, 2022
Teknisk testare at Jensen Yrkeshögskola
January 1, 2020 - December 31, 2022
MSc Data- och systemvetenskap, Informationssystem at Stockholms universitet
January 1, 2001 - December 31, 2006

Qualifications

ISTQB certification
January 1, 2012 - December 31, 2012
Kravhantering av IT-system
January 1, 2012 - December 31, 2012
System integration of IT-based business systems
January 1, 2013 - December 31, 2013
Web development
January 1, 2009 - December 31, 2009
Third party components and secure development
January 1, 2023 - December 31, 2023
Miro - Running Agile events in a hybrid world
January 1, 2023 - December 31, 2023
API Security
January 1, 2022 - December 31, 2022
Postman API Tester
January 1, 2021 - December 31, 2021
ISTQB certification
January 1, 2012 - December 9, 2025
Third party components and secure development
January 1, 2023 - December 9, 2025
API Security
January 1, 2022 - December 9, 2025
Postman API Tester
January 1, 2021 - December 9, 2025
System integration of IT-based business systems
January 1, 2013 - December 9, 2025
Requirements management of IT-systems
January 1, 2012 - December 9, 2025
Web development
January 1, 2009 - December 9, 2025

Industry Experience

Software & Internet, Education, Professional Services, Financial Services, Government

Experience Level

Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Beginner
Beginner
Beginner
Beginner
Beginner
Beginner
Beginner
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