Backend Developer Jobs in Florida, United States

Uniform Advantage Brands develops high‑performance uniforms for healthcare and culinary professionals. As a Backend Web Developer II you will design, build, and maintain scalable C#/.NET web applications and APIs that power the company’s ecommerce platform, collaborating with frontend developers and business stakeholders.

Software Engineering at TalkingParents builds and ships production .NET backend services using AI-assisted development workflows. The Senior Backend Engineer designs, implements, and maintains C#/.NET APIs, Azure Functions, and SQL Server data layers while reviewing AI-generated code and guiding prompts.

Dispatch seeks a Backend Engineer to build and scale integration infrastructure for wealth tech data orchestration. The role involves designing, implementing, and maintaining APIs, data models, and synchronization pipelines that connect third‑party financial systems.

Senior Backend Engineer at FIS responsible for designing, developing, and maintaining scalable backend services in a hybrid environment across Chicago, Atlanta, Jacksonville, and Milwaukee. Lead high‑quality software delivery, mentor junior engineers, and collaborate with product, UX, and QA teams.

FIS is a leading fintech company seeking a Senior Backend Engineer to lead Java and Spring Boot–based services, APIs, and integrations across multiple U.S. locations. The role blends hands‑on development with technical leadership, driving design, code quality, and AI‑assisted engineering practices.

Recruiting From Scratch's Platform Engineering team builds backend systems that power AI-driven healthcare applications. The Software Engineer designs and implements scalable backend services, manages containerization with Docker and infrastructure as code using Terraform, and collaborates with cross‑functional teams to ensure reliability and performance.

Mobile-first company building consumer‑style business software. Lead backend and platform engineering for Allô, a second‑number service that answers calls with AI, transcribes, and syncs to CRM. Drive architecture, infrastructure, and AI capabilities to ensure high performance, scalability, and seamless integration across mobile apps.

Payabli is building a next‑generation payments infrastructure platform. As a Senior Software Engineer on the backend team you will design and build scalable services for payment routing, connector management and platform configuration, collaborating with product, AI and other engineering groups.

Feathr, a nonprofit marketing platform trusted by over 1,300 organizations, seeks a Staff Backend Software Engineer to shape the technical direction of its SaaS systems. This individual contributor role involves owning product areas, solving complex technical challenges, and mentoring engineers while working across the full stack.

Senior Backend Engineer at Mobilefirst builds scalable backend and AI systems for mobile-first business software, collaborating with CTO and cross‑functional teams to design architecture, optimize performance, and integrate cloud services.

Custody Core team at SoFi builds the next generation digital asset custody platform, securing crypto assets and enabling blockchain transaction processing. The Staff Backend Engineer designs and develops core services, APIs, and event-driven architectures, collaborates with Security, Platform Engineering, Product, Treasury, and Operations to ensure high availability and security.

Backend Capability team at CVS Health drives the backend platform, API ecosystem, and third‑party integration layer for its SaaS health suite. The role defines API standards, steers a scalable event‑driven microservices architecture, and leads integration strategy with EHR/EMR systems and emerging AI model APIs.

Crypto.com seeks a Senior Backend Engineer to expand its sports and prediction market infrastructure. The role involves designing scalable Golang services, optimizing high-throughput systems, and providing technical support for global trading applications.

CenterWell (Humana) is building its AI engineering function from the ground up and seeks a Lead Full-Stack Engineer focused on backend and platform engineering. You will design and build the service layer connecting AI capabilities, data systems, and product frontends, setting standards for how services are built, secured, and operated across the team.

Centerwell (Humana) is building its AI engineering function from the ground up and seeks a Senior Full Stack Engineer with a backend focus to design and build the platform and API layer connecting AI capabilities, data systems, and product frontends. Day-to-day work includes designing core backend services and REST/GraphQL APIs, embedding HIPAA-compliant security and PHI access controls, defining AI/LLM integration patterns, and contributing to full-stack feature delivery with TypeScript and Nex

Chapters Health System – Business Development team drives growth and admissions for the health system’s small program initiatives. The Director leads a team of business development liaisons, creates and executes strategies to meet admission and conversion goals, and partners with admissions, marketing and clinical leaders.

The Sr Application Developer - Charles River Development (CRD) role supports a Wealth Management client by leading end-to-end delivery of CRD enhancements, including requirements, design, configuration, integrations, testing, deployment, and ongoing support. Day-to-day work involves hands-on configuration of Manager/Central Work Bench layouts and workflows, building and supporting REST API and messaging integrations, and collaborating with Portfolio Engineering teams on optimization workflows.

ProSidian Consulting seeks a Database Developer focused on metrics analysis and database development for a Navy squadron. The role blends business analysis with hands‑on database design, migration, and automation to support preventive maintenance, operational availability, and training readiness.

Senior Application Developer with 10+ years in application development, specializing in Java, Python, C#, SQL, and REST APIs. Experienced in Charles River Development (CRD) platform, including API framework, Workbench configuration, batch automation, and portfolio optimization.

ProSidian Consulting seeks a Junior Database Developer to support defense and security clients. The role blends database design, migration, and automation with business analysis to deliver data‑driven insights for Navy operations.