Senior Python Developer with ReactJS Experience(Miami FL) FTE

Dice is the leading career destination for tech experts at every stage of their careers. Our client, TESTINGXPERTS, INC. DBA DAMCOSOFT, is seeking the following. Apply via Dice today!Profile: Sr. Python Full Stack Engineer with ReactJSLocation: Miami, FLFTE Role/ OnsiteResponsibilitiesRole OverviewWe are 10+ Years seeking a highly skilled Full Stack Engineer with strong experience in Python-based backend development, ReactJS frontend, and modern AI/GenAI systems. The role involves designing and building scalable, data-intensive applications, integrating microservices, and agentic AI systems.Key Responsibilities Develop responsive and interactive frontend applications using React.js / Node.js, including map-based visualization of properties Design and build scalable backend services using Python (FastAPI, Flask, Django) and .NET (C#) for property, mortgage, and investment workflows Build and integrate RESTful APIs, adapters, and microservices for end-to-end feature delivery and drill-down capabilities Design and optimize database schemas using Azure SQL / PostgreSQL / MySQL / SQL Server Integrate with knowledge graph systems (Neo4j, Cosmos DB) for entity-relationship modeling Enable interaction with agentic AI systems (Python-based) and production-grade LLM integrations Develop RAG (Retrieval-Augmented Generation) pipelines and implement MCPs (Model Context Protocol / modular AI pipelines) Ensure performance, scalability, security, and high availability of applications Collaborate with product, data, and engineering teams to define architecture, HLD/LLD, and deliver end-to-end solutions Debugging frontend and backend production issues. Performance tuning and optimization. Experience in HLD (High-Level Design) and LLD (Low-Level Design) for distributed systems Data latency reduction techniques. Scalability and fault-tolerant design. Handling schema drift & concept drift in ML systems. Hands-on experience with:RAG pipelines LLM integration beyond POCs Agentic AI systems Model Context Protocols (MCPs) Must-Have Skills Strong experience in Python backend development (FastAPI / Flask / Django) Hands-on expertise in ReactJS (Hooks, state management) Azure SQL, PostgreSQL, MySQL Experience with Microsoft Azure Understanding of:Containerization using Docker & Kubernetes CI/CD pipelines (Azure DevOps / GitHub Actions / Jenkins)