Responsibilities:• Managing a team of 2 people.• Development of additional services.• Participation in the full cycle of tasks implementation. From idea to launch.• Integration with core services.• Conducting technical interviews to select developers for the team.• Interaction with other teams to solve common problems.Results:• Development and launch of a CPA system to attract new customers. Processing and approval of applications, statistics, workflow.• Improvement of SEO indicators of projects. Development of the SEO exchange system.• Development of a new personal area for clients.• Development of an affiliate system.• Moving to a new data center. Rewrote the mechanism for storing static content. Updated deployment process.• Introducing Vue.js and Nuxt.js into development.• Implementing queues based on beanstalkd. There was a need to parallelize tasks and to speed up data import to keep the database up to date.• Implemented Sentry for error monitoring.• Speed up indexing in Sphinx.• Developed a new version of the API.• Made a system of protection against parsing.

Responsibilities:• Managing a team of 4 people.• Communication with the customer, collecting requirements.• Planning with the team, estimating.• Monitoring the progress of tasks and deadlines.• Code review.• Deploy.Results:• Achieved good closure of tasks at the end of the sprint.• Separation of the Yell Restaurants service into a separate Eatout product. The website eatout.ru and the application processing system were developed.• Introducing Node.js into development.

Responsibilities:• Development of new and support of existing projects.• Performance optimization and code refactoring.• Increasing site resiliency.• Code review.Results:• Launch of the new Yell Restaurants service. Mobile application for booking tables. Developed an API as part of a team.• Site optimization. Implementing webpack to speed up loading on the client. Optimization of queries to the database (indexes, getting rid of N+1 queries). Adding caching and transferring long calculation to the background for fast output.• Fixed many bugs.• Rewrote authorization on the site.

Responsibilities:• API development for desktop and mobile versions of auto.ru.• Code review.Results:• Launch of a new version of auto.ru

Responsibilities:• Development and launch of a new version of auto.ru.• Scrum master.• Code review.Results:• Launch of a new version of auto.ru. The backend was completely rewritten and the design was updated.• Demonstration of the result of work and retro.• Covered a lot of code with unit tests.

Responsibilities:• Development of the main service for the sale of cars.• Development of new and support of current projects.Results:• Rewrote, as part of a team, legacy projects to a new self-written framework.• API development for mobile applications.

Responsibilities:• Development of an sms billing system for receiving payments from games on mobile phones.• MySQL database administration.Results:• Optimized getting statistics for a long period of time.• Set up database backups.• Raised availability and having made replication of a DB.

Responsibilities:• Development of a GUI client for a system for collecting equipment operation parameters.Results:• Implemented a dashboard with graphs for monitoring signals from equipment.

Responsibilities:• Development of a monitoring and control system for mobile objects (vehicles).• Development on C++ (Qt).Results:• Developed an IDE for editing and configuring the database.• Developed a website and CRM billing system.

Responsibilities:• Development of a cross-platform software environment for developing a user interface for a power unit operator.• Compilation for Windows and Linux.Results:• Developed a distribution system.