Top Software Engineer Jobs in Jacksonville, FL

Design, develop, test, and deploy supply chain software for inventory, warehouse, and fulfillment systems. Lead technical decisions, mentor engineers, coordinate cross-functional Agile projects, decompose work, delegate tasks, and promote strong development and testing practices. Build monitoring systems that ensure business-process correctness and support high-volume, data-intensive applications.

Own and evolve a shared engineering platform spanning cloud infrastructure, delivery tooling, reliability, security, authentication, and deployment. Build backend and full-stack solutions, improve production availability, lead platform projects and technology decisions, and support internal engineering teams through shared tooling, documentation, reviews, and coaching. Participate in on-call rotations and help scale an established product platform.

Lead the design, development, and optimization of scalable web and mobile applications using Ruby on Rails, React, React Native, Docker, PostgreSQL, and AWS. Own architecture, APIs, data models, monitoring, performance, and code quality while collaborating with product, data, and DevOps teams. Provide technical leadership through system design, code reviews, mentoring, and continuous improvement in a remote-first healthcare technology environment.

Design, build, and ship native Android features in Kotlin for BJAK's AI Neobank app. Integrate backend APIs, improve performance, reduce crashes, collaborate with product/design, use analytics to iterate, and add on-device AI where it improves UX.

Develop scalable C++ software that defines and enforces endpoint behavior across millions of managed Windows endpoints. Responsibilities include implementing features, improving platform performance, shipping production code, designing new systems, writing architecture documents, defining subsystem contracts, and collaborating with server, UI, product, and design teams. The role requires deep Windows systems and kernel-driver expertise, with preferred experience in WHQL, minifilter or WFP drivers, macOS Endpoint Security, and Linux kernel development.

Lead the technical vision and architectural evolution of Huntress’s Core Platform. Build complex Ruby on Rails features, solve scaling challenges, manage cross-team dependencies, drive architectural decisions, and oversee system lifecycle and technical risk. Mentor engineers, establish engineering excellence, collaborate with managers and product leaders, and help teams adopt AI coding tools responsibly.

Build and ship production software for Toast’s retail platform, partnering with engineering, product, and customers. Responsibilities include identifying opportunities, designing and prototyping end-to-end solutions, making foundational technical decisions, incorporating customer feedback, tracking industry trends, and deploying AI-powered experiences. The role supports large grocery and convenience-store customers and may involve visiting stores to understand operator workflows.

Develop and release full-stack features from discovery through production for a consumer-facing education technology product. Collaborate with engineers, designers, and program staff; make product and architectural decisions; write and review maintainable code; participate in on-call rotation; and improve platform operations and internal tooling.

Develop and support enterprise full-stack applications using Java, Spring Boot, Python, React, and cloud technologies. Build secure APIs, microservices, integrations, chatbot interfaces, and conversational UI features. Deploy cloud-native applications with Azure or AWS, Docker, and Kubernetes while contributing to CI/CD, testing, monitoring, security, and architecture. Collaborate with product, engineering, architecture, and business teams in an agile environment.

Build and scale the PSA Liquidity Platform connecting buyers and sellers across PSA Partner Offers and eBay Consignment. Responsibilities include developing buyer tooling, pricing and ranking engines, seller experiences, microservices, distributed event-driven systems, and observability. The role owns end-to-end product delivery, cross-functional execution, technical architecture, ecosystem integrations, and production outcomes while using AI throughout the software development lifecycle.

Build and operate secure, scalable backend services for OnePay’s co-branded credit card product. Design APIs and event-driven systems, integrate partner platforms, ensure regulatory and security compliance, and own reliability for real-time credit transactions. Collaborate with risk, compliance, and platform teams, make architecture decisions, mentor engineers, and improve code quality, testing, and operational practices.

Build performant, accessible front-end interfaces for AI agents, dashboards, conversational user interfaces, and visualization tools. Collaborate with designers, AI engineers, and backend developers to create scalable components, optimize cross-browser experiences, and iterate on UX using testing, feedback, and usage data.

Build and maintain MongoDB’s distributed database infrastructure for cluster scalability. Design data partitioning, data movement, dynamic scaling, workload execution, and resilient distributed protocols. Solve complex performance and low-latency systems problems, contribute production-quality C++ code, participate in design and code reviews, lead new feature development, and mentor engineers.

Software Engineering Interns contribute to production TypeScript backend features, applied AI and computer vision pipelines, and end-to-end deployments to active mining sites. Responsibilities include using LLMs, AWS Rekognition, TensorFlow, Kubernetes, and CI/CD; translating user challenges into product features; and collaborating closely with senior engineers and leadership. The role is fully remote and emphasizes ownership, autonomy, and shipping real-world software.

Develop and maintain Akamai’s custom Linux kernel for its cloud platform. Responsibilities include adding performance, reliability, and security features; porting modifications across kernel versions; debugging production and test issues; improving build and continuous-testing automation; collaborating with platform, application, hardware, and test teams; and contributing changes upstream to the Linux community.

Develop fullstack web applications, enhance platform performance, collaborate on high-impact opportunities, and ensure stable, scalable solutions. Engage in rapid iterations and be a committed team player.

Build and operate WISEcode’s food data lakehouse using Python, SQL, DuckLake, S3 Parquet, Postgres, and Prefect. Responsibilities include source ingestion, entity resolution, pipeline consolidation, data enrichment, downstream connectors, data quality reporting, configuration discipline, and architectural documentation. The role requires designing and shipping production lakehouse or warehouse systems, managing scalable API-driven pipelines, and collaborating closely with engineers in a fully remote environment.

Design and implement scalable, secure, high-performance software systems and public-facing APIs. Lead system design, apply agentic coding workflows, collaborate with Product and Data Science, mentor engineers, and own initiatives improving efficiency, performance, and customer satisfaction. The role requires extensive experience with highly available distributed systems, API versioning and rate limiting, modern backend and frontend technologies, AWS, and Domain-Driven Design.

Develop and deploy life-saving technologies as a fullstack engineer, focusing on web applications for public safety, collaborating with various engineering disciplines and leveraging customer feedback.

Build and maintain full-stack features across core financial platforms using Python, Django, PostgreSQL, and modern JavaScript or TypeScript frameworks. Design scalable systems, implement front-end interfaces and back-end APIs, write automated tests, optimize performance, resolve bugs, participate in code reviews, collaborate cross-functionally, and guide junior engineers while using AI-assisted development tools.

Develop and optimize low-level embedded software and firmware for wireless communication systems. Integrate WiFi and 5G/LTE modules, support board bring-up, and validate hardware-software interactions. Optimize CPU, DSP, FPGA, and power performance; implement secure boot and OTA firmware updates; debug complex subsystem interactions; and collaborate with hardware and cross-functional teams. Maintain technical documentation and participate in code reviews.

Lead complex software projects and mentor engineers while building scalable full-stack products for Vanta’s expansion team. Develop purchasing, checkout, upgrade, renewal, billing, and trial experiences that support self-serve growth and revenue automation. Set technical direction, own product functionality and infrastructure, collaborate across teams, and contribute to engineering culture. The role uses TypeScript, React, and Node.js and involves greenfield development in a rapidly scaling startup environment.

Build and own backend services, web applications, REST APIs, webhooks, and enterprise integrations. Lead customer integrations from scoping through launch, improve the operator dashboard, and maintain production reliability through monitoring, incident response, and root-cause analysis. Collaborate with product, success, and customer engineering teams while contributing to code reviews, technical design, mentoring, security, and AI-assisted development.

Build and maintain scalable full-stack web application features and distributed microservices. Own complex features from design through deployment, improve application performance and reliability, support on-call operations, troubleshoot incidents, enhance CI/CD and container infrastructure, and collaborate with product, design, infrastructure, and API teams. Mentor engineers and contribute to technical standards while delivering customer-focused shipping and fulfillment experiences.

Develops, integrates, tests, deploys, maintains, and troubleshoots enterprise software across Microsoft platforms, web, desktop, cloud, and business systems. Translates stakeholder requirements into secure, scalable solutions; builds APIs and Microsoft 365 integrations; supports vendors and production systems; contributes to architecture, standards, roadmaps, and technical leadership. Develops AI-enabled and generative AI applications using LLMs and related technologies to automate workflows and enhance user experiences.