We are seeking a Senior Frontend Developer to join our team and contribute to an exciting new e-commerce project. This initiative has entered the Design and Implementation Phases, leveraging cutting-edge MACH platforms selected during earlier stages. The ideal candidate will be passionate about frontend technologies, thrive in collaborative environments, and play a pivotal role in delivering high-quality solutions. Responsibilities Serve as a technical expert and key contributor in the development of a new e-commerce site Ensure high-quality standards by following and enhancing Engineering Excellence (EngX) processes Manage and address integration complexities to ensure seamless system functionality Collaborate closely with a team of 10-15 developers to maintain momentum and expertise Attend regular meetings with delivery managers and the development team to align on goals and progress Work alongside a cross-functional team of 20+ members, including specialists and quality assurance experts, to deliver a robust solution Requirements Bachelor's degree in Computer Science, Computer Engineering, or a related field At least 3 years of experience in software development Advanced expertise in JavaScript and React.js Experience working with Next.js Proficiency in unit testing to ensure code reliability Knowledge of digital experience (DE) and e-commerce development Familiarity with Engineering Excellence (EngX) processes Hands-on experience with MACH platforms (Microservices, API-first, Cloud-native, and Headless) Experience working with content management systems (CMS) Ability to build projects and teams from the ground up Strong communication skills for effective collaboration Proactive mindset with the ability to take initiative Adaptable to new technologies and methodologies Resilient under pressure and capable of meeting tight deadlines Fluent English skills (spoken and written) at a B2 level or higher Nice to have Experience with BigCommerce Knowledge of content platforms Familiarity with e-commerce platforms We offer/Benefits - International projects with top brands - Work with global teams of highly skilled, diverse peers - Healthcare benefits - Employee financial programs - Paid time off and sick leave - Upskilling, reskilling and certification courses - Unlimited access to the LinkedIn Learning library and 22,000+ courses - Global career opportunities - Volunteer and community involvement opportunities - EPAM Employee Groups - Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn