Top Front End Developer Jobs in Hartford, CT

The Frontend Engineer will build user-facing interfaces for AI software development, utilizing technologies like TypeScript and React, while ensuring code quality and user experience.

The Frontend Engineer will develop user interfaces utilizing React and other technologies to enhance community knowledge organization and data interaction.

As a Front End Engineer, you will build polished front-end experiences for Decile Hub, using a Rails codebase and ensuring UI consistency and quality. You will work closely with product and design teams to implement functional and aesthetically pleasing user interfaces while utilizing AI tools to enhance your workflow.

The Frontend Engineer will implement UI features, automate UI testing, and oversee production releases while focusing on user experience in the blockchain space.

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.

Develop and maintain WordPress websites, create custom themes and plugins, ensure cross-browser compatibility, and optimize for SEO. Provide guidance on user experience and explore new technologies.

As a Frontend Engineer at UpDoc, you will develop and maintain patient and provider applications using SvelteKit and TypeScript, ensuring reliable data flows and user accessibility.

As a Staff Front End Engineer, you will lead the front end vision, drive architecture decisions, and mentor engineers while developing high-impact web applications in a collaborative environment.

As a Staff Frontend Engineer, you will enhance Airbnb's client tech stack by empowering product teams, optimizing infrastructure, and mentoring engineers.

The Frontend Engineer will lead the development of applications using React, focusing on user experience and collaborating with cross-functional teams to improve frontend architecture and address user needs.

The Front-End Developer will create and maintain web applications using HTML, CSS, and JavaScript, focusing on automation and software delivery processes.

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.

The Senior Software Engineer will lead frontend development using React for Afresh's AI grocery platform, mentoring engineers and collaborating across teams to enhance web solutions.

Lead frontend and mobile rebuild of a healthcare scheduling platform using Vite + React 19 and Expo/React Native with a shared TypeScript layer. Own identity and access migration to a modern IAM, implement push notifications, build a component library/design system, instrument analytics and session replay, enforce WCAG 2.1 AA accessibility and performance standards, mentor mid-level engineers, and contribute to hiring.

The Front End Web Developer translates UI/UX designs into code, develops web applications, advises on graphic design, and collaborates with teams in Agile projects.

Build the realtime, HIPAA-compliant messaging and collaboration frontend ('Pulse') that makes an AI colleague feel human. Implement complex interactive data visualizations, micro-interactions, and high-performance accessible interfaces. Work embedded with product and design, own UI quality, iterate on AI-driven specs, and deliver production frontend experiences clinicians will trust.

The Sr/Staff Frontend Engineer will develop new web applications, enhance UI experiences, architect solutions, and collaborate with various stakeholders to ensure a scalable and secure platform.

Lead frontend architecture and product development for member-facing web and mobile apps. Build high-performance, accessible React/React Native UIs, own end-to-end features including APIs and backend services, mentor engineers, drive design system and frontend standards, and collaborate with Product, Design, Clinical, and Data teams to deliver scalable, user-centered health experiences.

Lead frontend product experiences across web and mobile using React/React Native and TypeScript. Design conversational, AI-native financial planning interfaces, define frontend architecture and component systems, and contribute to AI layer, multi-model orchestration, reliability, and observability. Work cross-functionally across backend, infra, analytics, and product in a seed-stage, remote environment to ship fast, user-trusted experiences.

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

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.

The Frontend Engineer will develop high-performance trading UIs for a decentralized exchange platform, manage state across various blockchains, and implement reliable transaction handling features.

The Front End Java Developer will design, develop, and enhance multi-tier web applications using AngularJS, jQuery, and SQL while meeting business requirements.

The Front-End Web Developer will create visually appealing web interfaces, collaborate with designers, and write scalable code using modern frameworks.

Develop AI/ML-powered features in ClickHouse Cloud, focusing on frontend and API architecture, UI/UX, and integrations with AI systems.