Top Software Engineer Jobs in Jacksonville, FL

Design and build code-generation AI features, lead architecture and projects integrating LLMs and diffusion models, produce maintainable scalable code, mentor engineers, collaborate with PMs and designers, and influence technical direction and quality.

The role involves building customer-facing domain features using TypeScript for both frontend and backend development, improving customer experience, and ensuring integration with third-party services.

As a Software Engineer in Reliability, you'll architect and manage multi-cloud GPU infrastructure, ensuring performance, security, and scale while debugging complex hardware/software issues.

The Sr. Software Engineer will design, develop, and deliver high-quality software features, monitor performance, conduct code reviews, and support team members in technical problem-solving.

As a Senior Software Engineer at Vanta, you will lead technical projects, mentor team members, and build scalable infrastructure for the monetization platform, ensuring integration with business systems and transaction consistency.

Lead full‑stack projects for Upstart's Auto Refi and Auto Secured Personal Loans products. Collaborate with cross‑functional partners, make architectural decisions, deliver high‑quality, testable, resilient code, and propose ideas to improve product metrics and conversion.

Lead design, build, and scale real-time streaming infrastructure and data pipelines; collaborate with product and analytics; ensure operational availability and monitoring; set code and design standards; mentor engineers and drive delivery of quarterly goals.

Develop, configure, test, troubleshoot, and support Oracle CPQ (BigMachines) solutions and integrations. Participate in design sessions, build prototypes, execute CPQ admin tasks, perform unit testing, debug BML libraries, coordinate with stakeholders, mentor junior staff, and manage post-production priorities.

Full Stack Software Engineer II develops responsive React/TypeScript UIs and scalable backend services (Go/Node/Python) using GraphQL, PostgreSQL, Redis, and graph databases. Contributes to infrastructure automation with Docker and GitLab CI/CD, integrates AI/ML tools (LangChain, LLM APIs, RAG), and supports distributed teams. Requires eligibility for SECRET clearance and U.S. citizenship.

Design and build high-performance, data-intensive frontend applications for Loan Origination and Servicing platform. Collaborate with teams to deliver user experiences and optimize application performance.

Design, develop, and maintain high-quality mobile applications for healthcare, collaborating with cross-functional teams to ensure performance and security compliance.

Design, develop, and maintain mobile applications in Kotlin, ensuring healthcare compliance, collaborating with teams, and mentoring others.

The Software Engineer will build and maintain internal support tooling, collaborating with various teams to design automations, dashboards, and integrations, ensuring operational efficiency and reliability.

As a Mid-Level Software Engineer at Nova Credit, you will develop features for APIs and web applications, improve data integrations, and collaborate with a team to deliver quality solutions.

As a software engineer, you'll build and iterate on the product across the stack, engaging with customers and collaborating with the team to shape the company culture and technology.

Develop and maintain APIs and backend solutions for a PHP-based web portal, focusing on security, performance enhancement, and observability with CI/CD automation.

Build and implement scalable cloud networking services at Vultr. Responsibilities include managing VPC, routing, automation, and supporting production systems.

Mudflap seeks software engineers to build and scale their payments platform using Ruby on Rails, collaborating cross-functionally and owning features end-to-end.

The Software Engineer will develop machine learning infrastructure, optimize models, and create tools for data analysis while collaborating with a diverse team.

The Software Engineer II will develop and maintain high-performing software solutions for FreedomPay's Commerce Platform, focusing on complex integrations and secure systems for payments processing, while working in an Agile environment.

As an SDK Software Engineer, you will develop and maintain AI SDKs, collaborate with teams, and contribute to open-source projects.

Join SnapStream to develop cloud-native services and features for a video platform, participating in code reviews and system reliability efforts. Ideal for ambitious junior or mid-level developers.

Design, develop, test, deploy and maintain client/server applications. Debug across UI, API, and database tiers, secure applications, mentor junior engineers, participate in architecture, and collaborate cross-functionally to deliver solutions on schedule.

Design and build platform services for high-quality staking products. Integrate with internal teams, translate complex staking protocols into simple APIs, participate in code reviews, and troubleshoot/debug complex production issues to support retail and institutional staking offerings.

As a Senior Software Engineer at Desmos, you'll develop innovative math tools, lead projects, and collaborate across teams to enhance user experiences.