We are seeking a highly skilled and experienced **Senior JavaScript Frontend Developer** to drive the design of advanced features, strategically optimize existing solutions, and contribute to the development of a robust Logistics platform supporting lifecycle management for hardware parts in Data Centers. 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** * Collaborate effectively with clients, engineering teams, architects, and senior product managers to define, deliver, and guide solutions * Design and implement high\-performance and scalable user interfaces using Angular and TypeScript * Lead efforts to refine and optimize code for improved efficiency, scalability, security, and maintainability * Develop, maintain, and scale unit tests with frameworks like Karma and Jasmine while mentoring others in testing practices * Provide thought leadership and take ownership in code reviews, ensuring compliance with advanced standards and best practices * Diagnose and solve complex technical challenges across the application lifecycle * Contribute to maintaining and enhancing self\-governed engineering work environments, upholding high\-quality standards * Oversee task prioritization across multiple streams, ensuring organizational goals and deadlines are met * Play an active role in architecture design discussions, offering insights and driving innovation **Requirements** * 3\+ years of proven professional experience with JavaScript and/or TypeScript in dynamic environments * Extensive experience designing and delivering solutions across full implementation life cycles (analysis, design, implementation, testing, support) * Expert proficiency with Angular and TypeScript for large\-scale application development * Advanced knowledge of testing frameworks (Karma, Jasmine) and testing strategies for production\-grade interfaces * Strong self\-management and prioritization skills in high\-paced and complex settings * Exceptional communication skills to engage with clients, stakeholders, and cross\-functional teams in English **Nice to have** * Comprehensive experience with Google Cloud Platform (GCP) and related services * In\-depth understanding of gRPC and Protocol Buffers for distributed systems * Expertise in designing and building distributed systems or cloud\-native architectures **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.*