- Implemented WhatsApp WebApi interaction with Bitrix24 client- Developed the system of sending audio files from phone conversations to S3 Yandex Storage for speech recognition using Yandex SpeechKit- Improved uploading from 1C based on parallel execution and queue usage- Performed integrations with third-party APIs- Maintaining and updating documentation on work with the data storage system

- Developed a software store for the integrator- Updated and optimized the application server from PHP version 7.4 to 8.1- Implemented fast processing and transmission of a large number of events and tickets from Timepad service to Bitrix24- Developed a .msg email parser manually uploaded to the CRM system allowing content viewing- Implemented and configured Bitrix24 in a fully closed network loop and performed database migrations between old and new CRM- Reworked the generation of a large report on event data by parallelizing independent requests in JS

- Developed an Oauth authorization module for NextCloud via Bitrix24 for company employees- Optimized data upload for products from 1C Trade Management- Created a REST API for working with internet store order information for internal company clients- Integrated KLADR for delivery location work, making search and delivery calculation more accurate- Developed a module for integrating the internet store with the company's fulfillment BetaPro- Collaborated with analysts to automate internal company processes, simplifying HR management- Bug fixing and support for internet store promotional events- Supported the corporate portal- Developed automatic sending of delivery service track numbers to internet store clients- Integrated various payment systems and delivery services- Constructed statistical dashboards for the analytics department- Integrated electronic commerce with Yandex, Google, and various marketing platforms (Retail Rocket, Convead, Mindbox)