We are seeking a talented and driven **Junior JavaScript Developer** to join our team in transforming how software is demonstrated for sales and marketing teams. This role offers an exciting opportunity to work on a state\-of\-the\-art demo platform while collaborating with cross\-functional teams, such as Solutions Engineers, Customer Success Managers, and Product Development experts, to deliver high\-quality outcomes. 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. **Responsibilities** * Deliver custom demo environments and Proof of Concept (POC) builds designed to meet prospects’ technical needs in an engaging way * Address complexities such as Authentication and rendering of web applications to provide seamless demo experiences * Assist in integrating AI\-driven solutions and automations to accelerate operational processes * Translate customer feedback and requirements into impactful contributions for the product roadmap * Create and maintain a collaborative demo asset library and related resources to support internal teams and drive consistency * Draft comprehensive technical statements of work and activity reports for stakeholders, sharing key outcomes, challenges, and insights **Requirements** * 1\+ years of experience in a relevant technical role, particularly in web development * Knowledge of web development technologies including HTML, CSS, and JavaScript, with skills in web request diagnostics * Understanding of browser and network behaviors, web request\-response cycles, authentication mechanisms such as OAuth and JWT, browser storage options like localStorage and cookies, and frontend/backend interaction workflows * Proficiency in tools such as Chrome DevTools or equivalent browser developer environments * Competency in integrating AI technologies to improve workflow efficiency * Strong communication ability to simplify complex technical concepts and adapt messaging for diverse audiences * Adaptability to the fast\-paced nature of startup environments and evolving project requirements * Continuous improvement mindset with a focus on identifying and addressing inefficiencies * Empathy and familiarity with workflows of sales and marketing teams, ensuring alignment with the company's mission and values * Bias for action coupled with a proactive approach to solving problems * Flexibility, including availability for overlapping work hours until 1 PM ET for CEE candidates * Fluency in English at a B1 or higher proficiency level **Nice to have** * Background in diagnosing and solving issues in enterprise\-level web application rendering * Familiarity with workflows in customer success or sales enablement platforms **We offer** * Connectivity Bonus (25,000 ARS are paid with a salary receipt at the end of each month as a non\-wages concept). * Medicina Prepaga (It covers the collaborator and direct family group). * Paternity Leave (Two additional days are added to what is established by law, total of 4 days). * Discounts card. * English Training (English lessons, twice per week). * Training Program (Access to multiple customized training plans according to the needs of each role within the company). * Marriage bonus (The company doubles the allowance established by law that ANSES offers). * Referral Program (Referral bonus is paid when the referral of a collaborator joins the Company). * External Agreements and Discounts. * Vacations: 14 calendar days a year *By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.*