We are looking for a **Senior JavaScript Full\-Stack Developer** to join our team in creating an innovative Bill of Materials Web Application powered by Microservices. This dynamic role involves a mix of frontend and backend development, focusing on building user interfaces in ReactJS, implementing backend\-for\-frontend services with Node.js and TypeScript, and ensuring data integrations are seamless and efficient. *We accept* *CVs in English only.* **Responsibilities** * Implement user\-friendly and dynamic user interfaces for the Bill of Materials Web Application * Collaborate with team members and stakeholders to gather and understand project requirements * Write clean, maintainable, and reusable code while adhering to best practices and conducting code reviews * Design and develop the Backend for Frontend (BFF) service tailored to frontend application needs * Implement robust data aggregation, transformations, and business logic in the BFF service * Collaborate with frontend developers to ensure smooth integration with backend services * Ensure optimal performance, scalability, and maintainability of the application and its components * Stay informed about the latest trends and emerging technologies in frontend and backend development **Requirements** * 3\+ years of hands\-on experience as a JavaScript Full\-Stack Developer * Strong experience in frontend development with expertise in ReactJS, React Hook Form, React Query, and Axios * Proficiency in using ESLint and Jest for code quality and testing * Strong expertise in Node.js and TypeScript * Proficiency in backend development and API integration * Solid understanding of the Backend for Frontend (BFF) architecture * Fluency in English at a minimum B2 level **Nice to have** * Good knowledge of Cypress, React Testing Library, and Storybook * Experience with NestJS * Familiarity with GraphQL **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* EPAM 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.