Dmitrii Zavialov Email & Phone Number

Moscow

• UCAR is a platform that brings together car owners, the largest carsharing,kikcksharing, taxi companies and service companies, to manage the schedule and workloadof performers and the queues of cars at services..
• Developed the microservices architecture and API of the company's CustomerRelationship Management (CRM) (scale ~1M clients) system from the ground up.
• Developed the core of the CRM and all microservices, including the internal transportlogic and external API for communication with web or mobile apps or with third-partysystems.
• Managed the Continuous Integration and Continuous Deployment (CI/CD) process.
• Maintained the CRM and ensured its smooth functioning.
• Managed junior developers and conducted code reviews.

Moscow

• ALFRED It is a car concierge service that offers a wide range of carmaintenance services through a mobile application, allowing private customers tomaintenance their car remotely.Responsibilities:
• Developed and supported the company's CRM system (scale ~50k clients).
• Developed Restful API used for communications with the front-end and mobile apps.
• Integrated CRM with multiple 3rd party systems using published API.
• Provided day-to-day support and managed code health.

Moscow

• MEGAFON is the leader mobile operator with an largest network of cell stations inRussia, offering a comprehensive range of telecommunications services such as wirelessand wired internet, IoT.Responsibilities:
• Created applications for analysis of entire radio network configuration parameterscontained within a large-scale Oracle database.
• Developed software for automatic provisioning and configuration of network basestations (GSM/WCDMA/LTE).
• Developed applications which increased the efficiency of routine operation andoptimization tasks of the radio network. These applications were widely adoptedthroughout the company.

Moscow

• Senior operations EngineerResponsibilities:
• Configured parameters of base stations GSM, UMTS, LTE standards (equipment NSN,Huawei) on the radio access controllers side.
• Troubleshot and maintained in cooperation with Nokia engineers.