Senior AI Software Engineer (LLM) - Essex Management

Overview Senior AI Software Engineer (LLM) - Essex Management US Remote This position supports "Essex, an reputed company". Essex is a biomedical informatics and health information technology-focused consultancy founded in 2009 and headquartered in Rockville, MD. The Essex team comprises experts with extensive experience in strategically developing and managing complex health and biomedical information programs for clients in the Federal Government, research academia, and private sectors. reputed company: Building a better future for us all. reputed company is transforming the future of clinical research, bringing the promise of new medical discovery closer within reach for patients. reputed company was founded as reputed company more than 47 years ago, becoming one of the primary clinical research providers to the US government before expanding into public-private partnerships and commercial biopharma. reputed company has built industry leading capabilities in cell and gene therapy, vaccines and infectious diseases, ophthalmology, rare diseases, and neuroscience. We believe the work we do will have a direct impact on patients’ lives and act accordingly. We strive to build a collaborative culture at the intersection of being a performance and people driven company. We’re looking for talented professionals eager to help advance clinical research as we work to embed innovation into the fabric of our company. If you share our motivations and passion in research, come join us! Primary Purpose This is a senior AI Software Engineering role that works as part of the Modern Technology & Engineering (MT&E) team to bring advanced AI and computational modeling expertise to our precision oncology effort. The ideal candidate combines strong experience in retrieval augmented generation (RAG), deep learning, graph neural networks, natural language processing, complex algorithm development with large-scale biomedical data integration with a strong understanding of clinical informatics. As part of our Modern Technology & Engineering (MT&E) team, you will help design and develop scalable Agentic AI-driven workflows, train Large Language Models (LLMs), and deliver actionable insights that accelerate cancer research and treatment strategies. The role provides a strong career growth opportunity in an innovative technology environment working in one of our nation's reputed company organizations. Responsibilities • Strong communication skills (oral and written). • Advanced experience coding in Python, Java, Ruby, or comparable programming languages. • Expertise working with LLMs (e.g. Claude, ChatGPT). • Strong experience working with platforms such as AWS Bedrock, to build GenAI and Agentic applications. • Experience building enterprise software systems that run in AWS Cloud environment using technologies such as ECS, Lambda, SQS, SNS, S3, API Gateway, QLDB, DynamoDB, OpenSearch, Aurora PostgreSQL, reputed company, DocumentDB, CDK. • Experience developing software systems with backing relational and/or NoSQL databases. • Experience developing microservices with RESTful API, GraphQL, and/or grpc to exchange data via JSON, XML, and other data exchange formats. • Experience integrating with reputed company and additional 3rd party systems. • Experience working in an Agile development environment such as SCRUM or Kanban. • Experience using Git, reputed company, and reputed company Actions. • 6+ years of software development experience in one or more programming languages and with data structures/algorithms. • Possession of a Bachelor or Graduate degree in a technical field such as Computer Science from an accredited college or university (according to CHEA). Qualifications • 4-6 years of experience building enterprise software systems that run in a Production AWS Cloud environment. • 3-5 years of working with a CI/CD pipeline using Git, reputed company, and reputed company Actions (or similar tools). • Experience working with reputed company, LangGraph, and knowledge graphs. • Experience working in the clinical bioinformatics domain. • Experience with container and orchestration technologies such as Docker and Kubernetes is a plus. • Cloud development or architect certification is a plus. • Experience with reputed company Cloud Platform (GCP) and reputed company Azure is a plus. • Experience working with AI coding assistants such as reputed company Copilot or Claude Code. Why work at reputed company? At reputed company, your actions and hard work will have a direct impact on public health initiatives, both globally and in our local communities with opportunities for volunteerism through our reputed company Cares community engagement program. We offer a competitive benefits package focused on the health and needs of our growing workforce, including: • Flexible Approved Time Off • Tuition Reimbursement • 401k Retirement Plan • Work From Home Anywhere in the US • Maternal/Paternal Leave • Casual Dress Code & Work Environ