Top Front End Developer Jobs in Hartford, CT

Lead technical direction and contribute to the frontend codebase, building user-facing tools and mentoring team engineers to enhance user experiences.

Design and implement frontend components for the Solidity compiler, optimize performance, develop integration layers, and collaborate with researchers to enhance security features.

As a Senior Frontend Engineer, you will build and enhance features on various products using React and TypeScript, collaborating with teams to improve UI and software architecture while ensuring performance across devices and browsers.

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.

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.

Staff Frontend Software Engineers at Sirona build user-facing applications, leading teams to improve radiology workflows through technology and innovative solutions.

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 optimize high-performance TypeScript and React single-page applications, mentor team members, and advocate modern frontend practices while collaborating with cross-functional teams.

As a Frontend Engineer, you will develop and enhance user experiences for Wordly's translation services, focusing on UI implementation, testing, and API integration.

As a Staff Frontend Engineer at ClickUp, you will lead complex frontend implementations, influence technical direction, mentor engineers, and enhance application performance across teams.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.

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 Full Stack Engineer Lead will define frontend standards and practices, write production code, and mentor engineers while ensuring high engineering quality and system scalability.

As a Senior Software Engineer, you'll develop Hudl's front-end platform, build infrastructure using AWS and Terraform, and serve as a consultant for front-end work.

Design and develop high-quality user interfaces for web applications using React JS. Collaborate with teams to build scalable applications while mentoring junior developers.

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

Own the frontend architecture for the member-facing product, ensuring high-quality interfaces, performance, and innovative AI integration.

Build intuitive interfaces for construction workflows using React and TypeScript, optimizing performance and creating data-rich dashboards.

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.

As a Senior Frontend Engineer, you will optimize performance across the platform, analyze client traffic, and implement fixes for performance issues. You'll collaborate across teams, advocate for best practices, and ensure a high-quality user experience.

The Frontend Product Engineer will design and implement user interfaces for an AI coaching platform, focusing on building engaging and intuitive features that enhance user experiences while collaborating closely with engineering and design teams.

We are seeking a Senior Frontend Software Engineer to build advanced web applications using JavaScript and ReactJS, collaborating with a team to enhance user experiences.

The Software Engineer III will design and develop scalable software solutions, resolving technical challenges and ensuring system reliability through collaborative work and proactive problem resolution.