BGB Group Senior AI & Backend Engineer (Python/NLP/LLMs) Our Agency BGB is a healthcare communications agency that offers a wide range of services, including traditional pharmaceutical advertising, promotional medical education, payer marketing, and consulting services. Known for excellence and professionalism, we’re hired as strategic and creative partners by our biopharmaceutical clients to drive category/brand awareness and growth. Position Overview We are seeking a highly skilled Senior AI & Backend Engineer with extensive experience in Natural Language Processing (NLP), Large Language Models (LLMs), and backend software engineering. The ideal candidate has a proven track record of designing and deploying AI-driven applications at scale, including enterprise solutions, voice-based AI agents, and data-intensive pipelines. You will work on cutting-edge projects in AI, automation, and enterprise-scale data systems while contributing to product architecture, technical strategy, and mentorship. Key Responsibilities Architect and develop AI-powered backend systems, including LLM-based applications, real-time conversational AI agents, and RAG (Retrieval-Augmented Generation) pipelines. Lead the design, implementation, and optimization of data pipelines for high-performance AI applications. Collaborate with cross-functional teams to integrate AI models into production environments, ensuring scalability, reliability, and security. Contribute to open-source initiatives, technical blogs, and developer community engagement where applicable. Implement monitoring, benchmarking, and regression testing to maintain model quality and system performance. Mentor junior engineers and contribute to a culture of technical excellence and knowledge sharing esp. in architecting Python production application. Qualifications 8 years of experience in backend software engineering with a focus on Python and AI/ML applications. Strong expertise in NLP, LLM frameworks, and AI pipeline orchestration. Proven experience deploying secure, enterprise-grade AI applications handling large-scale data. Experience with voice-based AI systems using STT/TTS technologies. Open-source contributions (e.g., Haystack framework) or technical writing/blogging are highly desirable. Background in Computer Science Preferred Skills Familiarity with multi-modal AI models and agentic AI architectures. Hands-on experience with cloud environments. Strong problem-solving and communication skills, comfortable working in remote and distributed teams. Prior experience with open source LLM orchestration frameworks is a plus. Why Join Us? Work on innovative AI solutions impacting healthcare. Collaborate with a world-class engineering team in a dynamic, tech-forward environment. Opportunity to own projects end-to-end, from research to production. BGB Group is an equal opportunity employer. All applicants will be considered without regard to race, color, religion, sex, age, national origin, citizenship status, sexual orientation, disability, veteran status or any category or class of person protected by law.