Top Senior Software Engineer Jobs in Jacksonville, FL

Designs, codes, tests, documents, and supports complex software applications and integrations. Leads technical work across applications, translates business needs into functional solutions, performs impact analysis, estimates development work, and contributes to architecture and roadmaps. Collaborates with stakeholders, IT teams, vendors, and business units while mentoring developers and supporting project delivery. Requires experience with Angular, .NET, Azure or AWS cloud solutions, relational databases, integration tools, and software development lifecycles.

Modernize and maintain a large-scale React Native mobile app with offline-first architecture, BLE device integrations, data synchronization, and performance improvements. Influence architecture, mentor developers, collaborate across teams, and occasionally visit customer farms to understand workflows.

Build full-stack features and infrastructure analytics products to improve Netflix's cloud and AI efficiency. Design frontends (React/TypeScript), backend services/APIs (GraphQL/Node), shape data models, collaborate with analytics and data engineers, and own product direction from design through implementation.

Modernize and evolve a large-scale React Native mobile app with offline-first architecture, BLE device integrations, local data storage and sync. Improve performance, reliability, and scalability, influence architecture, mentor developers, collaborate cross-functionally, and occasionally visit farms to understand user workflows.

Designs and maintains Java and Spring Boot microservices for a secure, cloud-native foundation platform. Builds authentication and identity integrations using SAML, OAuth 2.0, OIDC, JWT, and RBAC; develops AWS infrastructure and resilient distributed systems; supports CI/CD, production operations, and on-call response. Provides technical leadership through architecture, code reviews, mentoring, and cross-functional collaboration while maintaining compliance with confidentiality, HIPAA, and regulatory requirements.

Develop and maintain the DrChrono EHR platform across the full software development lifecycle. Responsibilities include requirements gathering and estimation, backend and frontend development, automated testing, deployment, documentation, prototyping, code reviews, mentoring, pair programming, demonstrations, and participation in Agile ceremonies. The role focuses on delivering stable, high-quality software using Python, Django, React, TypeScript, JavaScript, relational databases, and modern engineering practices.

Build and operate highly performant backend systems powering fraud-detection Identification APIs. Design scalable services for real-time processing, own reliability through SLIs, SLOs, observability, on-call response, and incident follow-up, and conduct capacity planning, load testing, and performance tuning. Partner on integrations, automate operational tasks, maintain production services, and mentor engineers in a globally remote environment.

Develop and launch scalable web and mobile healthcare applications, APIs, integrations, and cloud infrastructure. Contribute to the technical roadmap, observability, security, compliance, and AI/ML infrastructure. Partner with the founding team and data science leadership to incorporate LLMs, support HIPAA and SOC 2 requirements, and build reliable products for patients and enterprise healthcare customers.

Leads development of scalable backend systems and applications for the Mindbody ecosystem. Responsibilities include designing APIs and microservices, owning complex technical projects, collaborating with Product, Design, and QA, promoting engineering best practices, mentoring engineers, conducting code reviews and interviews, and leading incident postmortems. The role requires strong software architecture experience, large-scale SaaS development, cloud and database expertise, and effective cross-functional leadership.

Lead the architecture and technical direction of large-scale Azure cloud infrastructure and machine learning platforms. Design distributed systems for model training, inference, data processing, and platform services; improve compute efficiency, reliability, security, scalability, and observability; guide Kubernetes and AI workloads in production; support MLOps practices; establish engineering standards; and mentor engineers across teams.

Build and scale full-stack features for a highly available SaaS platform serving millions of K-12 students. Responsibilities include developing React and TypeScript frontends, backend services, APIs, PostgreSQL data models, infrastructure, and data pipelines; mentoring engineers; conducting code reviews; setting technical direction; collaborating cross-functionally; and participating in on-call support.

Design and develop software to onboard hardware accelerators and optimize storage datapaths for Azure Storage. Drive design, debugging, performance tuning, operations, and cross-team collaboration across research, compute, and storage to improve throughput, scale, reliability, and observability.

Design and develop software to onboard hardware accelerators and improve cluster-level storage performance. Collaborate across teams, produce design docs, implement and optimize code, perform tuning and RCA, act as DRI, and participate in on-call operations and scaling/validation efforts.

Senior Software Engineer responsible for compliance validation, defect remediation, production migration support, monitoring, and operational documentation for a federal ESA Section 7 data integration platform. The role validates decision logic and consultation routing, develops migration runbooks and rollback procedures, resolves critical application defects, supports post-deployment operations, incorporates user feedback, and enforces code review and version control practices.

Lead design and build of production-ready cloud and AI systems, prioritize security and reliability, ship solutions quickly using modern engineering practices, collaborate with cross-functional teams, mentor engineers, drive customer adoption, and deliver reusable assets and end-to-end complex deliveries.

Design, build, and scale highly available backend and frontend systems powering Coinbase trading experiences for millions of users. Architect extensible support for multiple trading types and assets, evolve critical production infrastructure, partner with product and design, and promote engineering quality through code reviews, mentorship, and knowledge sharing.

Build and own automation systems that eliminate friction across engineering, operations, and compliance. Responsibilities include regulatory workflow automation, CI/CD and developer productivity tooling, AI- and LLM-enabled internal workflows, system integrations, and reliable production software with testing, observability, auditability, and failure handling.

Build and maintain reliable integrations between UpDoc and healthcare systems, EHRs, and external APIs. Own integration projects from discovery and architecture through deployment, monitoring, troubleshooting, and maintenance. Develop Python APIs and backend services using FastAPI and Pydantic, implement healthcare interoperability standards, handle failures and data integrity, and create automated tests. Collaborate with healthcare technology stakeholders while supporting security, HIPAA, SOC 2, observability, and clinical reliability requirements.

Build and maintain Python backend services, APIs, healthcare integrations, and reliable platform infrastructure. Collaborate with product, frontend, engineering, and clinical teams to define functionality, ensure safety, troubleshoot production issues, and deliver projects end to end. Contribute to DevOps, CI/CD, observability, testing, code review, and technical architecture for an AI-powered healthcare platform.

Design, develop, deploy, and maintain scalable cloud applications and client-installed agents using C# and .NET. Own platform integrations, troubleshoot production issues, optimize performance and costs, improve testing and automation, and uphold software security and quality. Collaborate with product, architecture, UX, support, and customers; contribute to technical and architectural decisions; and mentor engineers. The role also requires polyglot development across integrations and familiarity with cloud security, PAM, Azure, CI/CD, and automation practices.

Leads full-cycle technical implementations of a cloud-based digital banking platform, translating client requirements into configurations, custom SDK/API solutions, integrations, data conversions, testing, and production launches. Manages client environments, troubleshoots technical issues, supports post-launch operations, and coordinates with Product, Engineering, Services, and Support teams. The role also improves implementation processes, documents technical specifications, manages risks, supports performance testing, and mentors junior team members.

Build and improve RWX’s developer, build, and test cloud across product areas. Work as a generalist on UI, infrastructure, Linux systems, CI/CD, and reliability. Own planning, execution, releases, architecture, integration testing, and product decisions while maintaining high software quality and thoughtful use of AI agents.

Design, develop, and evolve Algolia’s Salesforce B2C Commerce integration, owning its architecture, scalability, reliability, and long-term direction. Lead technical work from design through delivery, write RFCs, resolve complex integration issues, improve testing and maintainability, and contribute to roadmap planning. Collaborate across Engineering, Product, Support, and customer-facing teams while developing scalable integrations with external APIs and commerce platforms.

Design and implement Kotlin backend services and end-to-end systems for Toast POS device management. Lead technical designs, estimations, performance optimization, cross-team collaboration, and software quality practices including modern testing and observability. Mentor peers and drive product roadmap alignment with product, hardware, and QA stakeholders.

Lead and deliver quarterly goals for a backend team; guide engineers through ambiguous problems; collaborate with product, design, and analytics; identify and resolve project and technical issues; ensure operational availability and on-call readiness; set code and design quality standards; and mentor and develop team members.