Top Senior Front End Developer Jobs in Jacksonville, FL

Lead development of interactive React front-ends with Chakra UI and Mapbox, build data visualizations (Plotly/ApexCharts), optimize performance for large and real-time datasets, enforce front-end best practices, mentor engineers, and collaborate with product, design, and backend teams to deliver accessible, responsive interfaces.

The Senior Frontend Engineer will lead product development for a hotel marketplace, focusing on creating efficient tools for hotel partners and enhancing guest experiences. Responsibilities include ownership of product quality, roadmap execution, and supporting business-critical outages.

Owner of the asset discovery experience across tokens, perpetuals, and prediction markets. Design, build, and scale features for web, mobile, and browser extension platforms. Lead initiatives to add blockchain support and new products, interface with users and developers for feedback, and help grow and hire a high-performing Discovery team.

Design, build, and maintain scalable React/TypeScript web applications for Keeper's Admin Console. Integrate with backend REST APIs, implement enterprise UI workflows (RBAC, policy config, audit views), ensure secure, well-tested frontend code, participate in architecture and code reviews, troubleshoot performance and usability, and maintain documentation.

The Senior Frontend Engineer will implement and launch features for Slush Wallet, update frontend architecture, and collaborate with design and product teams.

As a Senior Frontend Engineer, you will lead frontend development, mentor team members, design scalable architecture, and enhance UI quality using AI tools.

Responsible for leading the architecture and development of scalable web applications, optimizing performance, and mentoring junior developers.

Develop crafted, intuitive interfaces, improve UI/UX quality, and collaborate with product teams. Engage with customers for feedback and mentor future engineers.

The Senior Full Stack JavaScript Developer will build and maintain user interfaces using React and Next.js, integrate with Node.js backends, and guide other developers. Responsibilities include ensuring accessibility, performance, and reliability of features, engaging in code reviews, and collaborating closely with product teams.

Develop user interfaces for web applications, collaborate with teams, mentor engineers, and ensure code quality and performance in a fast-paced environment.

As a Staff Software Engineer, you will lead and develop ecommerce solutions, mentor engineers, and collaborate across teams to enhance customer experiences.

The Senior Software Engineer will enhance user experiences in crypto wallets, focusing on collaboration, performance, and delivering quality products.

The Senior Front-End Engineer will solve complex architecture problems, develop features using Vue, optimize performance, and collaborate with cross-functional teams.

As a Senior Frontend Engineer, you will design and build web applications, owning major UI projects, collaborating with cross-functional teams, and optimizing performance for a seamless user experience.

Develop user-centric UI applications, collaborate with teams, and design scalable solutions while enhancing production-ready code as a Frontend Engineer.

The Senior Frontend Engineer will build and enhance core product experiences using Angular 2+ and React, ensuring high-quality code and collaboration with other teams.

Lead the design and implementation of core authentication infrastructure at Phantom, focusing on secure authentication systems, secrets management, and API integrations.

The role involves leading software development efforts, mentoring team members, ensuring application quality, optimizing performance, and innovating new software solutions.

Develop and improve real-time drone tele-operations features, cloud-based products, and quickly prototype new front-end experiences while transitioning to a new tech stack.

Build customer-facing frontend applications, lead architectural improvements, collaborate with UX designers, and guide the frontend community at Docker.