- Efficiently managed timelines, tasks, priorities and workloads for multilingual team of 8 people- Introduced automation job configurations as code philosophy- Realized infrastructure for handling 1000+ automation jobs with near 0% downtime and automatic recovery- Introduced a company-wide service to facilitate the real time conversion and correction of product feeds- Launched standardized CI/CD processes and thorough unit testing requirements- Cooperated with other development teams to migrate, upgrade or enhance services - served as a liaison between teams during migration of thousands of configurations from Nashorn to Graal- Lead the work on containerization of internal apps and services. Currently all existing and new projects are containerized in all environments which leads to easier development as well as deployments.- Introduced cross team solution for managing authentication to Google APIs for all environments- Created a dashboard with common automations to cut down on repetitive manual work and ticket time resolution- Introduced monitoring as core foundation of new services (Grafana - Alertmanager) - to anticipate and respond to issues before they happen

- Creation and maintenance of internal Node.js packages (TypeScript) used for reducing boilerplate in the codebase- Development of an app based solution which blocks unsafe offers from product feeds on creatives, used globally in the company (Laravel / React.js)- Development of solutions using both external and internal APIs to provide streamlined experience

- Developing solutions for reading and managing large datasets- Researching new solutions to remove frictions when writing code inside the team- Providing 2nd level support for all Technical Support Teams

• Providing support for the client regarding technical aspects of the campaigns and conducting them through the process.• Monitoring and analyzing the effectiveness of retargeting campaigns (CPC, CPA, CPS, CPM) in RTB, Programmatic direct deals and also Dynamic Product Ads (Facebook).• Custom codes implementations through GTM• Managing advertiser budget, bid setup and user segmentation in campaigns.• Resolving technical issues connected with running RTB advertising campaigns • Supervising the production of dynamic ad banner creations.• Usage of Google Analytics for analyzing campaign results.• Utilising A/B testing and data centric approach to make informed advertising decisions.• Working closely with account managers, sales, traffic and customer service teams to delivering the highest standards of customer service.

Technical support of an online electronics shop• Custom designed according to client's specification• Integrating new features (orders handling, automations)• Keeping the e-commerce platform updated• Adding new products

Second-largest polish Apple focused news site• Wordpress based support• Custom website design template and features• Creation of advertisement graphics and hero images for articles• Writing technical articles and reviews

Designing new functionalities for a system used for tv production management. Application used as a tv equipment registration database, allowing to rent equipment, schedule tv production, automatically verify whether the equipment has been returned on time - among other things.- Getting feature requirements from end users, creating descriptions for each modification sent to application supplier- Reporting bugs, providing accurate and reproducible descriptions- End user testing of new functionalities and bug fixes- Drafting new functionalities for the whole system- Analyzing particular end user workflows to find possible improvements or automations- Designed internal process, procedures and an app module responsible for verification of non-returned equipment- Setting user role permissions- Periodic verification of data imported to the system - from other internal systems- Cooperation with internal IT department to properly integrate with other internals systems.

Technical Support- Conducting technical trainings for end users on how to use different modules in the internal system- Development and maintenance of an internal webpage dedicated to providing short text and video tutorials on how to use the internal system- Supporting role for creation of an internal system module used for selling equipment to employees