Dmytro Yeferov Email & Phone Number

Gdańsk, Pl

Gdansk Metropolitan Area

Gdansk Metropolitan Area

- Designed and implemented metrics for cronjobs and business processes and configured monitoring and alerting for these metrics, which significantly improved legacy system support.- Introduced performance improvement for user creation based on 3rd party API calls that vastly decreased (~90%) the guest login time- Uncovered and eliminated the critical flaw in the order fulfilment process that was causing a substantial profit loss for the company.

Kharkiv, Ukraine

- Discovered and fixed the problem with simultaneous work on the same code base by multiple distributed teams, causing a substantial person-day loss for the company.- Worked on a service redesign, leading to a 50% decrease in response time.- Acted as a team leader, diligently mentoring and guiding a distributed team over a few release cycles

Kharkiv, Ukraine

- Owned the migration of legacy CMS to the newest CMS framework, which prolonged the official support from the platform vendors and uncovered problematic areas for future improvements.- Designed and implemented a generic framework for fast site setup with various configurations and content support, leading to a 90% decrease in the time of basic site launch.- Co-created a PoC of the new subscription flow, enabling the business to create a roadmap for the new feature launch.- Successfully stabilized and accelerated unit and integration tests, resulting in a 30% reduction in CI/CD cycle time.- Successfully redesigned checkout flow and integrated a 3rd party service to streamline the process, resulting in new satisfied B2B customers from the APAC region.- Participated in the mentoring and onboarding programs for junior developers, facilitating their acquisition of core platform and project concepts.

Kharkiv, Ukraine