We are searching for a talented and driven **Junior JavaScript Developer** to join our team in reshaping the way software is demonstrated for sales and marketing professionals. This role offers an exciting opportunity to contribute to a state\-of\-the\-art demo platform while working closely with cross\-functional teams, such as Solutions Engineers, Customer Success Managers, and Product Development experts, to ensure outstanding deliverables. 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 that inspire and align with prospects' technical needs * Address challenges such as authentication and web application rendering to ensure seamless demo experiences * Develop AI\-integrated solutions and automations that accelerate operational efficiency * Translate customer feedback and requirements into actionable contributions for the product roadmap * Maintain and enhance a centralized demo asset library and resources to support internal teams and promote consistency * Prepare technical statements of work and detailed activity reports for customers, product teams, and leadership, focusing on outcomes, insights, and obstacles **Requirements** * 1\+ years of experience in a relevant technical role, with expertise 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 like OAuth and JWT, browser storage solutions like localStorage and cookies, and frontend/backend interaction patterns * Proficiency in tools such as Chrome DevTools or similar browser developer environments * Competency in implementing AI solutions to refine workflows * Strong ability to communicate complex technical concepts in accessible language, tailored to diverse audience needs * Adaptability to fast\-paced startup environments and shifting project demands * Continuous improvement mindset to identify and resolve inefficiencies * Empathy and familiarity with the workflows of sales and marketing teams, aligning with the company's mission and values * Bias for action, demonstrating initiative in problem\-solving * Flexibility to overlap work hours until 1 PM ET for CEE candidates * Fluency in English at a proficiency level of B1 or higher **Nice to have** * Background in rendering and resolving issues with enterprise web applications * 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.*