Max Mazur Email & Phone Number

Wrocław, Dolnośląskie, Poland

EPAM Systems, Inc. is an American company that specializes in software engineering services, digital platform engineering, and digital product design, operating out of Newtown, Pennsylvania. Annual revenue - US$4.8+ billion, number of employees - 50000+, 280+ Forbes Global 2000 Customers, operating from 50+ countries and regions.Showed proven ability to:- Fully design a mobile application as a POC according to the given technical requirements and UI designs- Independently implement complex features covered with unit testing using best practices and following established code conventions- Introduce code improvements through refactoring, code reviews and sharing project knowledge- Handle issues related to native codeResponsibilities:- Worked on 3 different projects (React Native, TypeScript) as a developer, clients included large companies in North America and Europe with billions of US dollars in revenue and tens of thousands of employees- Implemented features according to user stories, including unit test coverage with Jest: UI stories, deep linking and push notifications, backend API integration, animation, file storage, etc.- Fixed defects and refactored code- Worked on features that made use of the user's native functionality (camera, video playback, web views, network connectivity) and features that could interface with smart devices- Encouraged code quality through code reviews, knowledge sharing, voicing concerns during team meetings- Actively participated in story estimations, sprint retrospectives, daily stand-ups, defect triaging, presented project demos- Worked in environments with significant amounts of legacy code

Moscow, Russia

RAMBLER&Co is one of the largest media holding companies in Russia with over 47.7 million active users per month, one of their current projects include a social networking service called LiveJournal (~millions of users).Development of the mobile app "LiveJournal" (React Native, JavaScript). LiveJournal is a Russian-owned social networking service where users can keep a blog, journal, or diary. The most distinctive feature of LiveJournal is the "friends list," which gives the site a strong social aspect in addition to the blog services.Responsibilities:- Implemented features according to user stories: UI stories, API integration, device orientation support, automatic language selection, light and dark modes- Fixed defects and refactored code- Actively participated in team meetings

Moscow, Russia

OKB MEI is a Russian engineering company with the main focus on space flight, radio engineering systems and aerospace technology. Subsidiary of Roscosmos, a state corporation of the Russian Federation responsible for space flights, cosmonautics programs, and aerospace research.Development of a web application (React.js) designed for visualizing, evaluating and modeling flight trajectories. Included software modules for graphical analysis, processing and statistical evaluation of empirical data.Responsibilities:- Designed the entire frontend application of the project as the sole React engineer on the team, including the code structure necessary to accommodate the planned software modules- Implemented a hex editor using virtualization in one of the application's software modules- Fixed defects in the backend code written in Python- Worked with the project's QA tester to introduce them to automated testing using JavaScript- Implemented a landing page for a different project at the company using jQuery, Bootstrap and templated HTML markups to display static data from the backend, detect scrolling and item selection

Tallinn, Harjumaa, Estonia

Development of the mobile app "Wedy" (React Native, TypeScript) - a wedding marketplace where engaged couples can browse, build and book wedding services. The platform ties together the discovery and booking process with its streamlined suite of business management tools for wedding pros.- Implemented features according to user stories, worked as a full-stack developer- Fixed defects and refactored code, including refactoring the messaging system and optimizing data requests- Implemented third-party service authentication- Added push notifications- Integrated Google Maps for event scheduling- Developed an internal web application using React to track time and make estimates on active tasks, along with showing performance stats.