Sergey Bar

Background

About Sergey Bar

QA Engineer with 4 years of experience driving product quality, leading high-performing teams, and implementing effective testing strategies. I specialize in system performance optimization, test strategy design, and continuous process improvement to ensure products meet the highest quality standards. Skilled in Agile methodologies and cross-functional collaboration, I excel at delivering high-quality solutions on time, working closely with stakeholders, and mentoring teams to achieve success.Passionate about technology and gaming, I am committed to innovation and quality in every project I undertake. Let’s connect and explore how I can bring my expertise and passion to your team or project.Technical knowledgeDatabases: SQL.API Tools: Postman.IT Support: PC Technician.CI/CD: Jenkins, Git, Bitbucket.Code Literacy: Ability to read and understand code.Methodologies: Agile, Scrum, Sprint.Virtualization: vSphere, Hyper-V, Docker.Web Technologies: HTML, JSON, XML, CSS.Bug & Test Management Tools: Jira, TFS, TestRail, Bugzilla.Cloud Platforms: Tiger Bridge, AWS, Active Directory, Azure AD.Operating Systems: Windows, Android, Windows Server.Network Security: Firewalls, VPNs, SSL/TLS.Routing & Switching: VLANs, NAT, subnetting.Networking Protocols: TCP/IP, UDP, DHCP, DNS, HTTP/S (Tunneling), FTP, SNMP, Gateways, Ports.Utilities: ONVIF Device Manager, Clumsy, Android Studio, Blisk, Office 365.Testing Expertise: Desktop, mobile, web, firmware (FW), SDK, client-server, end-to-end (E2E).Debugging Tools: Logs, Wireshark, Performance Monitor, Event Viewer, Devtools, dotMemory, dotTraceTest Types: Sanity, Functionality, EH, Boundary, Performance, GUI, UX, Integration, Compatibility, Compliance, Localization, Exploratory, Usability, Connectivity, Recovery, Regression, Installation, Interruptions, Acceptance.System Expertise: Proven experience working on complex multidisciplinary systems, integrating hardware, software, and networking components.