Top Software Engineer Jobs in Jacksonville, FL

The Staff Software Engineer, Backend will lead backend development, modernize the tech stack, ensure service quality, and mentor engineers.

As a Staff Software Engineer, you will lead the design and development of high-impact full-stack features while mentoring other engineers and setting technical direction for the product.

As a Senior Software Engineer, you will develop and maintain product features across the full stack, mentor junior engineers, and ensure high performance and reliability while collaborating with cross-functional teams.

Design, implement, and maintain systems for a modern ledger at Alpaca. Collaborate with teams to deliver scalable solutions for trading financial assets.

Lead company-wide transformation of test automation and quality engineering: define vision and roadmap, architect scalable testing frameworks across server/web/mobile/desktop, integrate AI/LLM for test generation and flakiness management, establish observability and quality gates, mentor engineers, and partner with leadership to embed quality across the SDLC.

Design and deliver complex backend systems and APIs in a Kubernetes environment. Drive architectural initiatives, ensure rigorous testing and reliability, optimize data storage with PostgreSQL/Redis/Elasticsearch, contribute to Kotlin and Rust codebases, mentor engineers, and collaborate with product and stakeholders to address customer pain points.

As a Senior Software Engineer, you'll work on backend systems, engage in engineering challenges, and contribute to software development and deployment.

Resolve customer escalations by analyzing, troubleshooting, and documenting complex issues. Provide status updates, contribute knowledge-base and product documentation, assist teammates with advanced problems, and participate in periodic after-hours pager rotations to ensure timely issue resolution.

Design, develop, test, and maintain scalable C#/.NET software and integrations. Build relational database models, perform application security remediation, support production batch cycles, monitor and provide on-call support, and collaborate with business teams to translate requirements into maintainable solutions.

Lead iOS development for MyFitnessPal's Premium subscription experience: design and implement features, improve subscription lifecycle via data, ensure testable, secure code, mentor engineers, and collaborate cross-functionally to deliver scalable solutions.

Lead full-stack engineering efforts, drive cloud-based scalable solutions, advocate TDD and CI/CD, coach and mentor engineers, collaborate across disciplines, and champion Agile practices to deliver high-impact product improvements.

Develop and manage control plane services for Flink, focusing on orchestration and reliability. Responsibilities include code quality, mentoring, and communication across teams.

Design and build scalable backend services, APIs (REST/gRPC), cloud-native microservices, and data pipelines. Ensure reliability, observability, security, and collaborate with product and design to deliver production-grade features.

The Senior Software Engineer/Data Engineer will enhance software applications, mentor junior developers, and support clinical solutions through design and coding using various technologies and methodologies.

Develop and maintain software solutions for scientific data analysis, design scalable architectures, work on ML infrastructure, and ensure software reliability.

The role involves building observability solutions for telemetry data, ensuring high availability and resiliency while collaborating with product management and development teams.

The Senior Software Platform Engineer will design and maintain cloud-based MLOps pipelines, collaborate with cross-functional teams, and support AI workloads to enhance production capabilities.

The Staff Software Developer in Test will lead testing initiatives, analyze systems, mentor engineers, and enhance the test framework architecture at Cribl.

Own and enhance a large section of the API platform: lead technical direction, design and build API decisioning products, write automated tests, troubleshoot/resolve production issues, ensure SLAs and participate in on-call rotations, and collaborate with product, security, and engineering teams.

As a Senior Software Engineer, you'll build applications, APIs, and SDKs for AI agent interactions in finance. You will develop core products, enhance payment systems, and support decentralized AI coordination.

Senior Software Engineer II designs, develops, tests, and deploys scalable .NET-based features and ERP integrations. Responsibilities include technical design, code reviews, CI/CD pipeline management, troubleshooting, mentoring peers, and ensuring reliability, performance, and security across cloud-native Azure services.

Design, develop, test, and maintain revenue-generating web and service-based applications. Lead technical design, decomposition of work, code reviews, CI/CD, and integrations while ensuring scalability, performance, and security. Collaborate cross-functionally and improve development practices.

Senior Software Engineer II designs, develops, tests, and deploys cloud-native, revenue-generating features. Collaborates with product, QA, and engineering to troubleshoot, improve performance, manage CI/CD, maintain code quality, mentor peers, and ensure scalable, secure, and well-documented software aligned to the product roadmap.

Design and implement frontend systems using React and TypeScript, collaborate with product and design teams, mentor engineers, and contribute to backend services in Go.

Develop and deliver production-ready front-end and back-end code, design within service architecture, debug cross-service issues, mentor teammates, and lead process improvements to ensure high-quality, timely software delivery.