Andrei Sergeev Email & Phone Number

St Petersburg, St Petersburg City, Russia

St Petersburg, St Petersburg City, Russia

Develop and design solutions for Customer Data Platforms, focusing on ensuring robust support for high load and throughput. My work involves providing both public and internal APIs with a DSL for efficient data querying and updating. I design and develop user interfaces for clients, utilising React & TypeScript for the frontend and Kotlin with the Spring framework for backend operations. Collaboration with teams and providing customer support are integral parts of my role.Key Responsibilities:- Designing, developing, and enhancing new and existing features.- Supporting and maintaining PostgreSQL databases.Key Achievements:- Streamlined and optimised the database structure, significantly improving data processing efficiency.- Introduced a new service for computed attributes, enhancing overall data processing capabilities.- Successfully led the migration of PostgreSQL from version 9.6 to version 14, ensuring seamless compatibility and achieving performance enhancements.- Transformed the frontend into a Single Page Application (SPA), resulting in enhanced user experience and interaction.

St Petersburg, St Petersburg City, Russia

Developed the backend part of a platform for city mayors using Java and Spring technologies. Leveraged extensive experience in Agile development to integrate Agile and Scrum methodologies within the teams, enhancing collaboration and project efficiency.Key Responsibilities:- Lead the project team in developing backend services.- Design and implement robust backend solutions using Java and Spring technologies.Key Achievements:- Improved the development process, leading to increased efficiency and productivity.- Successfully integrated Scrum and Agile practices within the team, fostering better collaboration and project management.

St Petersburg, St Petersburg City, Russia

Developed comprehensive UI for moderation and support systems using React and Redux, including a Chrome Extension and server infrastructure to enhance functionality and support for moderation teams. Skilled in collaborating with cross-functional teams to deliver innovative and efficient solutions.Key Responsibilities:- Developed dynamic and responsive user interfaces for moderation and support systems using React and Redux.- Ensured seamless integration of UI components with backend services, enhancing user experience and system performance.- Designed and implemented a Chrome Extension to augment the capabilities of the support and moderation teams.- Integrated the extension with existing systems, providing enhanced functionality and efficiency for end-users.- Developed and maintained server infrastructure to support the Chrome Extension and other related solutions.- Coordinated with cross-functional teams to align project goals and timelines.Key Achievements:- Successfully developed and deployed a new robust UI moderation and support system using React and Redux.- Created a highly functional Chrome Extension that significantly improved team efficiency.- Played a pivotal role in communication with moderation and support teams to align with their needs and provide the best possible solutions.

St Petersburg, St Petersburg City, Russia

Develop a Chrome extension that significantly improves the speed and productivity of the company's moderation and support teams.

Master'S Degree, Mathematics And Computer Science, 4.85

Activities and Societies: ACM ICPCDiploma thesis - Time series forecasting using Kohonen Neural Network

Bachelor'S Degree, Computer Science

Activities and Societies: ACM ICPCBachelor thesis - Visualization of algorithm "Lowest common ancestor"