At BairesDev, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse team of more than 4,000 top tech professionals works remotely on high-impact roles worldwide. We're looking for a Senior Machine Learning & LLM Engineer to drive innovation in AI solutions. As a member of our global team, you'll shape the future of machine learning and collaborate with experts to create impactful applications. Job Description We're seeking a highly skilled Senior Machine Learning & LLM Engineer to lead the development of innovative machine learning models and large language models (LLMs). Key Responsibilities: - Design, develop, and optimize machine learning models and LLMs for various applications. - Lead and mentor a team of developers, fostering innovation and best practices. - Collaborate with cross-functional teams to define, design, and implement AI-driven solutions. - Perform in-depth data analysis and preprocessing, ensuring high data quality for model training. - Stay current with the latest advancements in ML, NLP, and AI technologies. - Ensure model scalability, performance, and security through rigorous testing and optimization. Requirements - 4+ years of experience in machine learning, AI, or related fields. - Advanced expertise in Python and ML frameworks (e.g., TensorFlow, PyTorch, scikit-learn). - Strong knowledge of NLP and LLM technologies. - Proven track record in data preprocessing, feature engineering, and model optimization. - Solid experience with code reviews, CI/CD processes, and scalable AI systems. - Demonstrated ability to lead technical teams and communicate complex concepts effectively. - Advanced level of English. What We Offer - 100% remote work flexibility. - Excellent compensation in USD or local currency. - Hardware and software setup for remote work. - Flexible hours and self-managed schedule. - Comprehensive benefits package including parental leaves, vacations, and national holidays. - Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.