Senior Full-Stack Engineer – Mobile & AI (Hybrid)

Senior Full-Stack Engineer – Mobile & AI (Hybrid)📍 Location: Capitol Heights, MD (Hybrid)💼 Employment Type: Full-Time💰 Salary: Up to $150,000 (depending on experience)About the RoleWe are seeking a Senior Full-Stack Engineer with a strong blend of mobile development, cloud infrastructure, and AI expertise. This role is ideal for someone who enjoys building scalable applications, crafting seamless user experiences, and working with cutting-edge AI technologies including LLMs.You will play a key role in designing and developing modern applications that integrate frontend, backend, and AI-driven capabilities.Key ResponsibilitiesDesign and develop scalable full-stack applications across web and mobile platformsBuild and maintain serverless architectures using AWSDevelop intuitive, high-quality UI/UX experiences with strong attention to designImplement and optimize LLM-based solutions, including RAG pipelinesCollaborate with cross-functional teams including product, design, and engineeringEnsure high performance, reliability, and maintainability of applicationsRequired Qualifications4–6 years of experience in application development (full-stack or mobile)Strong UI/UX sensibility with an eye for design and usabilityHands-on experience with serverless architectures5+ years of experience working with AWS cloud servicesProven experience building applications using LLMs and RAG pipelines (must be demonstrable)Preferred QualificationsExperience with React Native, including apps deployed to the App Store or Google Play StoreRecent hands-on use of AI-assisted development tools (e.g., Cursor, Claude, Copilot)Experience working with big data technologies or data pipelinesWhat We’re Looking ForStrong problem-solving mindset and ownership mentalityAbility to work in a fast-paced, collaborative environmentPassion for emerging technologies, especially in AI and cloudAbout Seneca ResourcesAt Seneca Resources, we are more than just a staffing and consulting firm, we are a trusted career partner. With offices across the U.S. and clients ranging from Fortune 500 companies to government organizations, we provide opportunities that help professionals grow their careers while making an impact.When you work with Seneca, you’re choosing a company that invests in your success, celebrates your achievements, and connects you to meaningful work with leading organizations nationwide. We take the time to understand your goals and match you with roles that align with your skills and career path. Our consultants and contractors enjoy competitive pay, comprehensive health, dental, and vision coverage, 401(k) retirement plans, and the support of a dedicated team who will advocate for you every step of the way.Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.