Sviatoslav Teplytskyi Email & Phone Number

United States

Contributed as part of a SCRUM team to a performance-critical backend system with micro-service architecture with about 15 main services and plenty of other minor services and tools; designed and developed multiple efficient, scalable micro-services from the ground up, adhering to Clean Architecture and best practices.Jooble ranks as the 2nd website in the world in terms of traffic among job search portals, according to SimilarWeb. It has 3 million website visits daily, aggregates… Show more Contributed as part of a SCRUM team to a performance-critical backend system with micro-service architecture with about 15 main services and plenty of other minor services and tools; designed and developed multiple efficient, scalable micro-services from the ground up, adhering to Clean Architecture and best practices.Jooble ranks as the 2nd website in the world in terms of traffic among job search portals, according to SimilarWeb. It has 3 million website visits daily, aggregates vacancies from 140,000 sources, and is available in 67 countries. RESPONSIBILITIES* Performed all stages of the software development lifecycle, from design to deployment and release; influenced idea generation, selection, feature prioritization, planing* Covered code with automated tests of different types* Troubleshoot critical system components, and addressing performance and memory usage issues* Collaborated with other engineering and non-tech teams to ensure expectations are met* Estimated the development time and time to market for requested functionality* Gave frequent constructive feedback to colleagues about their performance and in a code review process* Regularly interviewed new prospective candidates, as well as mentored junior engineersKEY ACHIEVEMENTS* Recommended and implemented website design changes that, through A/B testing showed an increase in key user metrics by approximately 10%* Advocated for cloud storage usage for analytical dashboard for B2B clients project, resulting in a 3-5 times decrease in the average page loading speed.* Troubleshoot and eliminated several types of DB deadlocks in the system by finding the cause through profiling and using features of Microsoft SQL Server and SSMS* Implemented distributed locking synchronization among multiple service instances and services, enhancing system stability, and leading to a decrease in the number of issues and incidents reported. Show less