We are looking for a **Lead Software Engineer** with exceptional skills to design, develop, and lead advanced AI\-powered and agent\-driven systems. This role focuses on leveraging state\-of\-the\-art LLM tools, guiding team members, and defining the technical vision for groundbreaking projects in a dynamic and collaborative setting. 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** * Lead the design and development of AI\-powered software components while enhancing the existing codebase and architecture * Provide direction to team members by taking ownership of significant development tasks * Break down feature requirements into detailed technical designs with accurate time estimations * Collaborate across internal teams and with external stakeholders to meet project objectives * Maintain code quality through peer reviews and adherence to version control best practices * Uphold coding standards, established workflows, and UI/UX principles while recommending enhancements * Oversee all stages of the software development lifecycle, from conceptualization to testing * Address and resolve technical challenges in staging and production environments * Debug and test new features to ensure system stability and accuracy * Leverage external tools and emerging technologies, including cutting\-edge AI/ML and advanced LLM integrations * Set up and maintain software components and containerized infrastructure * Develop robust unit, integration, and other automated tests for new implementations **Requirements** * Bachelor’s Degree in Computer Science or a similar field, or equivalent professional experience * 5\+ years of hands\-on software engineering experience using Python in production * 2\+ years of demonstrated experience building AI solutions with LLMs or agent\-driven systems * Knowledge of backend tools including Python; familiarity with Java, .NET, or Node.js is advantageous * Proficiency in frontend technologies such as HTML, CSS/LESS, JavaScript, and TypeScript * Skills in managing SQL databases; experience with NoSQL systems is a plus * Understanding of AI technologies: LLM APIs, agent\-driven methodologies (e.g., LangChain, crewAI), prompt engineering, tool usage with LLMs, RAG frameworks, embeddings, and vector stores * Expertise in programming concepts including OOP principles and core LLM mechanics (inference, context engineering) * Familiarity with version control systems like Git; familiarity with Gitflow is advantageous * Capability to manage tasks independently and lead development initiatives at a technical level * Flexibility to adapt to new technologies, stacks, or tools as required * Containerization expertise with tools such as Docker; experience with Kubernetes or Helm is advantageous **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.*