Senior Javascript Developer

We are seeking a skilled **Senior JavaScript Developer**to join our team.In this role, you will work on various aspects of our product, including the chrome extension, editing platform, and replay rendering. You will have the opportunity to tackle impactful challenges, helping customers create, organize, and analyze replays while working with cutting-edge web standards and using modern development practices like Continuous Integration and Test-Driven Development.**Responsibilities**- Design, develop, and maintain features across the product ecosystem, including extensions and rendering platforms- Collaborate with cross-functional teams to deliver high-quality solutions that meet customer needs- Write clean, reliable, and maintainable code using modern JavaScript frameworks and development practices- Troubleshoot and debug complex issues across different product components- Contribute to architectural decisions and ensure seamless integration between system components- Participate in code reviews and provide constructive feedback to improve team output- Stay informed about emerging web technologies and integrate them into the development process**Requirements**:- Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent professional experience- At least 3 years of experience in software engineering- Strong understanding of DOM structures and virtual DOM concepts- Hands-on experience with browser APIs, Chrome Service Workers, and client-side rendering pipelines- In-depth knowledge of reactivity models used in frameworks like React, Vue, or Solid- Proficiency in modern JavaScript frameworks such as Vue, React, or Angular- Familiarity with backend frameworks like Django or Flask- Strong communication skills with the ability to collaborate effectively in a team-oriented environment- Fluent English skills (written and spoken) at a B2+ level or higher**Nice to have**- Experience building high-performance systems for processing, rendering, and replaying complex user interactions- Familiarity with startup environments and Agile workflows, with prior startup experience being a plus**We offer**- Career plan and real growth opportunities- Unlimited access to LinkedIn learning solutions- Constant training, mentoring, online corporate courses, eLearning and more- English classes with a certified teacher- Support for employee’s initiatives (Algorithms club, toastmasters, agile club and more)- Enjoyable working environment (Gaming room, napping area, amenities, events, sport teams and more)- Flexible work schedule and dress code- Collaborate in a multicultural environment and share best practices from around the globe- Hired directly by EPAM & 100% under payroll- Law benefits (IMSS, INFONAVIT, 25% vacation bonus)- Major medical expenses insurance: Life, Major medical expenses with dental & visual coverage (for the employee and direct family members)- 13 % employee savings fund, capped to the law limit- Grocery coupons- 30 days December bonus- Employee Stock Purchase Plan- 12 vacations days- Official Mexican holidays, plus 5 extra holidays (Maundry Thursday and Friday, November 2nd, December 24th & 31st)- Monthly non-taxable amount for the electricity and internet billsEPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.