Worked as a team lead of the Expansion Team. Was responsible for the technical aspects new US market launch. Developed a UI Admin tool and migrated hardcoded configurations to the database, reducing the engineering time needed to launch a new market.

Collaborated with the Atlas Growth team to develop new features and conduct A/B testing experiments to improve the user experience. Worked on a user-friendly UI framework for adding and managing A/B testing experiments. This framework streamlined the process and improved efficiency in testing various features.

1. Collaborated with the team to build company websites, including Seeker.com, TheDodo.com, and NowThisNews.com.2. Created a React component for the video player, specifically for use on NowThisNews.com.3. Developed a React/Redux application for an internal media management tool, allowing for easier search engine functionality across all company brands.4. Contributed to the development of AWS lambda functions to process data from AirTables to Algolia within AWS queues.5. Developed a React/Redux application for an internal CMS tool, fetching data from a GraphQL backend.6. Worked with the team to migrate company websites from legacy CakePHP architecture to a React architecture powered by Lerna, Next.js, and Storybook.

1. Contributed to a major redesign effort of the HuffPost website, focusing on backend architecture and mobile-web responsiveness. Worked closely with a talented team to build a simple and scalable architecture that optimized performance and accessibility. As a result, the new responsive mobile-web version of the HuffPost was launched to critical acclaim.2. Redesigned both back-end and front-end architecture for the entry pages (95% of web-site traffic). As a team lead in a team, which implemented the new architecture from initial idea to production, achieved the following results:- Reduced average page-load speed by approximately 50% from the initial time- Revisited and either deprecated or optimized application business logic for improved performance- Simplified scalability, allowing for easy addition of new editions via new JSON configurations- Significantly reduced computing resources required to maintain new architecture- Reduced human resources needed to support the new codebase3. Collaborated with a team on the migration of the ads business logic from code to a standalone subsystem. This innovative move resulted in a dynamic ad maintenance system that required no further code changes and a huge speed increase during ad editing. Additionally, the ads logic was completely separated from the main codebase, providing greater flexibility and control.4. Successfully maintained and redesigned a vital component of a mobile application, including push notifications and a websocket system for internal communication. Revisited and optimized application business logic, while also migrating part of the logic to a third-party service. Introduced a simple and intuitive UI for editorial team members, increasing overall stability and reducing required infrastructure by approximately 30 AWS instances.

As a full-stack engineer, worked extensively with social network APIs, including Facebook, Twitter, and Reddit. Designed and implemented an editorial tool for social scheduling to facilitate regular posting and maintenance across multiple networks. Collaborated closely with the editorial team to continuously improve the tool and drive engagement and growth on social media channels. Worked as a social team member, leveraging technical expertise to support broader social initiatives.

Managed a team of two ERP developers, mentoring them to improve their skills and implementing best practices to optimize workflow. Spearheaded the adoption of JIRA as an internal bug tracker and task management system, improving project management and increasing team productivity. Worked closely with the business owner to analyze and optimize company business processes, driving growth and efficiency.

Implemented a customized ERP system for the company, streamlining business processes and enhancing efficiency. Leveraged third-party software to enable trading agents to use mobile devices, increasing productivity and accessibility. Managed logistics and continuously optimized the ERP system to align with evolving business needs.

Architected and implemented a distributed ERP system for an automobile spare parts exporter based in Dubai and Sharjah, with a local partner in Odessa. Built an exchange with the company's website and automated a client report system via email, driving operational efficiency and customer satisfaction. Developed parsers for external spare parts databases from original manufacturers, providing the company with robust and accurate inventory data.

Maintained and supported the IT infrastructure for "Water World," a leading seafood producer in southern Ukraine with two factories and eight remote offices throughout the country. Managed the company's website, e-mail, and database servers ensuring its uptime and functionality to provide customers with a seamless online experience.

Language teacher for beginner to intermediate adult groups and kids group (4-6 years old).

Native teacher interpreter for general language course and MBA preparation business group.

Assembled hardware for the internal holding needs. Maintained minor IT infrastructure.