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QA engineer
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- QA engineer, Інженер з якості
- City:
- Kyiv
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📞 [open contact info ](look above in the "contact info" section) | QA Engineer
Igor Teglivets
[open contact info ](look above in the "contact info" section) |
PROFILE
QA Engineer with experience in system-level testing and distributed microservices
architectures. Skilled in troubleshooting issues across devices, native mobile applications,
and backend services.
Experienced in testing device-to-mobile integrations through microservices-based
backend architecture, validating REST API and gRPC services, and analyzing backend
logs (AWS) using Kibana.
Strong background in investigating WebRTC connectivity issues, validating interactions
between devices, mobile apps, and web platforms, and performing root cause analysis
through end-to-end log investigation.
Solid understanding of SDLC and STLC, including requirements analysis, test design,
execution, defect lifecycle management, and release validation. Collaborate closely with
R&D teams, developers, business analysts, and beta testers to validate new features
and improve product stability.
TECHNICAL SKILLS
Testing:
Functional, Regression, Smoke, Integration Testing, Test Cases, Bug Reporting
QA Processes:
SDLC, STLC, defect lifecycle, release validation
API & Microservices:
REST API, gRPC testing, microservices architecture validation
Automation / Scripting:
Python (basic), pytest
Tools:
Jira, Postman, Chrome DevTools, Kibana, Docker
Networking / Systems:
TCP/IP fundamentals, OSI model, WebRTC, distributed systems
Platforms:
Mobile application testing, device - mobile -\ backend integrations
Other:
SQL (basic), JSON, XML, Linux CLI, Git (basic)
SYSTEM & NETWORK TESTING
End-to-end system testing in distributed environments
Microservices integration testing
Device - Mobile - Backend interaction testing
API validation (REST, gRPC)
Log analysis and root cause investigation (Kibana, AWS logs)
Beta testing validation and release candidate verification
WORK EXPERIENCE
QA Engineer — Ajax Systems
2025 - 2026
Performed manual and system-level testing of product features within the SDLC process.
Tested device integration with native mobile applications through microservices-based
backend architecture.
Validated REST API and gRPC services used for communication between mobile
applications, devices, and backend systems.
Collaborated with R&D engineers, developers, and beta testers to reproduce issues and
validate fixes.
Analyzed device, application, and AWS backend logs using Kibana to identify root causes of
issues.
Participated in validation of new features during internal and beta releases.
Volunteer Experience (People & Fundraising)
2022 - 2024
Coordinated communication with volunteers and participated in fundraising initiatives.
Senior Satellite Support Engineer — Viasat Ukraine
2008 - 2022
Provided technical support for satellite communication systems and related software.
Troubleshot technical issues and participated in testing and deployment of infrastructure
solutions.
EDUCATION
QA Automation Python - Hillel IT School (2025–2026)
QA/QC Engineer Courses (2023)
uTest Academy (2022)
CS50 - By Harvard University (2018)
LANGUAGES
English — Fluent
Polish — Fluent
Ukrainian — Native
Igor Teglivets
[
PROFILE
QA Engineer with experience in system-level testing and distributed microservices
architectures. Skilled in troubleshooting issues across devices, native mobile applications,
and backend services.
Experienced in testing device-to-mobile integrations through microservices-based
backend architecture, validating REST API and gRPC services, and analyzing backend
logs (AWS) using Kibana.
Strong background in investigating WebRTC connectivity issues, validating interactions
between devices, mobile apps, and web platforms, and performing root cause analysis
through end-to-end log investigation.
Solid understanding of SDLC and STLC, including requirements analysis, test design,
execution, defect lifecycle management, and release validation. Collaborate closely with
R&D teams, developers, business analysts, and beta testers to validate new features
and improve product stability.
TECHNICAL SKILLS
Testing:
Functional, Regression, Smoke, Integration Testing, Test Cases, Bug Reporting
QA Processes:
SDLC, STLC, defect lifecycle, release validation
API & Microservices:
REST API, gRPC testing, microservices architecture validation
Automation / Scripting:
Python (basic), pytest
Tools:
Jira, Postman, Chrome DevTools, Kibana, Docker
Networking / Systems:
TCP/IP fundamentals, OSI model, WebRTC, distributed systems
Platforms:
Mobile application testing, device - mobile -\ backend integrations
Other:
SQL (basic), JSON, XML, Linux CLI, Git (basic)
SYSTEM & NETWORK TESTING
End-to-end system testing in distributed environments
Microservices integration testing
Device - Mobile - Backend interaction testing
API validation (REST, gRPC)
Log analysis and root cause investigation (Kibana, AWS logs)
Beta testing validation and release candidate verification
WORK EXPERIENCE
QA Engineer — Ajax Systems
2025 - 2026
Performed manual and system-level testing of product features within the SDLC process.
Tested device integration with native mobile applications through microservices-based
backend architecture.
Validated REST API and gRPC services used for communication between mobile
applications, devices, and backend systems.
Collaborated with R&D engineers, developers, and beta testers to reproduce issues and
validate fixes.
Analyzed device, application, and AWS backend logs using Kibana to identify root causes of
issues.
Participated in validation of new features during internal and beta releases.
Volunteer Experience (People & Fundraising)
2022 - 2024
Coordinated communication with volunteers and participated in fundraising initiatives.
Senior Satellite Support Engineer — Viasat Ukraine
2008 - 2022
Provided technical support for satellite communication systems and related software.
Troubleshot technical issues and participated in testing and deployment of infrastructure
solutions.
EDUCATION
QA Automation Python - Hillel IT School (2025–2026)
QA/QC Engineer Courses (2023)
uTest Academy (2022)
CS50 - By Harvard University (2018)
LANGUAGES
English — Fluent
Polish — Fluent
Ukrainian — Native
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The candidate's resume is posted at https://www.work.ua/resumes/17146000/