• Developed web application for networking equipment and software company.• Demonstrated expertise in performing on-call duties on a weekly rotation within a cross-functional international team.• Functioned as a Level 3 support engineer, contributing to a 40% acceleration in the resolution of escalation requests.• Successfully led and facilitated communication among multinational teams spanning Mexico and Ukraine.• Authored comprehensive test cases that streamlined bug identification, resulting in a 30% improvement in efficiency.• Implemented Prometheus metrics and Grafana dashboards for individual services, leading to a 60% reduction in error detection time.Collaborated seamlessly with international teams to deliver 24/7 customer support and optimize application software solutions, resulting in a 35% increase in productivity.

• Designed and developed a RESTful CRM web application for cataloging within the organization.• Leveraged core GitHub functionalities, such as Git Flow and Code Review, resulting in a 30% boost in code efficiency.• Implemented Microservice Architecture patterns in development, utilizing PostgreSQL databases.• Ensured code reliability by thoroughly testing using JUnit and Mockito, leading to a 35% enhancement in the quality of new code.

• Delivered comprehensive on-site and on-call technical support to a diverse user base, applying ITIL 4 Foundation principles.• Effectively resolved computer, software, and network-related issues, employing a combination of remote troubleshooting and on-site problem-solving for both PC and Windows environments.• Demonstrated proficiency in working with audio and video conference technology.• Played a pivotal role in the implementation, operation, repair, and maintenance of computer equipment, peripherals, and applications, with additional expertise in video and audio equipment and live broadcasting.• Assisted in the implementation, operation, repair, and maintenance of computer equipment, peripherals, and applications. Also, video and audio equipment, live broadcasting experience.• Maintained consistently high levels of customer satisfaction through clear and responsive communication and timely resolution of issues.