Top React Jobs in Dublin

Design and implement complex customer-facing frontend features using TypeScript and React. Provide technical leadership, mentor junior engineers, drive frontend architecture and best practices, improve performance and accessibility, partner with product/design, integrate with backend APIs, and manage technical debt and scalability.

Design and implement user-facing features and UI/UX for Restream web services using modern frontend tech. Collaborate with designers and engineers, maintain code quality via reviews, improve reliability and deployment workflows, and evaluate emerging technologies to scale the product.

Design and implement user-facing features from concept through implementation, combining UX design and front-end engineering. Build, iterate, and maintain UI/UX and business logic to drive engagement and conversion, collaborate with product/marketing/support, participate in code reviews, and leverage modern tools and deployment workflows.

Design and implement user-facing interfaces and UX from concept to production. Build and iterate features to drive engagement and conversion, collaborate with product/marketing/support, participate in code reviews, and maintain high-quality design and deployment workflows.

Build and maintain user-facing features and interfaces for Restream web services. Design and implement UI and business logic, collaborate with product designers and engineers, perform code reviews, improve reliability and scalability, and evaluate emerging technologies.

Lead development of Magento 2 storefronts (custom themes, Hyva, headless/PWA), drive frontend architecture and best practices, optimize performance and accessibility, integrate with REST/GraphQL APIs, mentor engineers, and collaborate with backend, DevOps, and design teams.

Senior product engineer building performant, stable user-facing frontends. Collaborate with product, design, and engineering to translate technical concepts for non-technical users, optimize frontend performance, maintain high UX/UI standards, and iterate quickly in a fast-paced startup environment.

Contribute to and maintain Storyblok open-source SDKs (notably JS client and CLI); triage issues and PRs; coordinate maintainers; ensure testing, CI/CD, documentation, API parity across SDKs; foster community and promote releases.

Create and maintain developer-focused documentation, tutorials, API docs, and code samples for Storyblok. Collaborate with engineering and product teams, mentor teammates, resolve blockers, and continuously improve documentation quality and developer experience.

Design, develop, and maintain desktop, web, and cloud components for civil engineering products. Architect and implement features, write unit/integration tests, perform automated testing and code reviews, improve QA and CI/CD, and collaborate within an Agile/Scrum team.

Build front-end and back-end infrastructure for the MetaMask Debit Card: design UI/UX across clients, develop scalable APIs and services, integrate with issuers and payment networks, ensure security and high-throughput transaction performance.

Build and enhance MetaMask consumer features (Stablecoin/Earn), implement user-facing solutions across Extension, Mobile, and Web, contribute to backend APIs and middleware, ensure secure and intuitive Web3 interactions, collaborate with product and design, participate in code reviews, and maintain high code quality.

Design, implement, and maintain desktop applications, cloud services, and automation testing. Lead architecture and feature implementation, perform code reviews, write unit/integration tests, support CI/CD and DevOps, and collaborate within Agile/Lean Scrum teams to improve product quality.

Join a hybrid London-based team to build full-stack systems that accelerate foundation model research and deployment. Responsibilities include backend and frontend development, prototyping, CI/CD and deployment pipelines, data pipelines, 3D geometry processing and tooling for model evaluation, and close collaboration with research, ML, and infrastructure teams in fast-moving, ambiguous environments.

Join Synthesia's Cloud Infra team to maintain and scale EKS Kubernetes clusters, manage AWS/GCP infrastructure, own GitHub Actions CI/CD on self-hosted runners, implement Terraform/Terragrunt IaC, enhance observability with Datadog, drive FinOps, and build internal tooling to improve developer experience.

Lead design and implementation of 2D/3D web graphics features and frontend components for an embedded web viewer. Develop a cross-platform graphics engine, evaluate new technologies, leverage AI-assisted development tools, and collaborate with architects, product managers, and distributed engineering teams to deliver performant visualization and collaboration features.

Build and maintain front-end and back-end systems for model interaction and large-scale inference. Develop APIs, session persistence, event-driven architectures, database integrations (Snowflake/Databricks), and monitoring/retry mechanisms. Collaborate with MLOps/DevOps to optimize deployment and ensure reliable, scalable model-serving workflows.

Build and iterate on practice-first learning experiences and AI tutor features. Contribute to architecture, review code, debug and unblock teammates, and collaborate closely with Product and Design to deliver high-quality learning products.

Build and maintain full-stack product features for Assessments, Interviews, and Learn. Drive identity and authentication systems, write clean maintainable code, perform code reviews, collaborate cross-functionally, and lead technical design discussions to deliver business-impacting features.

Build and maintain frontend (React/TypeScript) and backend (Java/Dropwizard) features for Opik, focusing on LLM observability, evaluation, real-time monitoring, APIs, integrations with LLM frameworks, and collaboration with ML researchers. Contribute to open-source, documentation, and automated evaluation systems.

Design and implement backend trading services, own features end-to-end (schema, API, tests, UI integration), contribute to real-time infrastructure and client-facing APIs, and write integration tests against real dependencies.

Design, implement, and maintain frontend applications and internal tools. Own delivery of high-visibility features, collaborate with cross-functional teams, mentor peers, and ensure performant, accessible, polished user interfaces integrated with backend systems.

Design, implement, and maintain frontend and mobile applications for Trading API customers. Own high-visibility features end-to-end, ensure performance, responsiveness, accessibility, and mentor peers while collaborating with cross-functional teams.

Lead architecture and development of web applications and APIs, build reliable production services at scale, write tested code, mentor engineers, scope projects with product, and remove technical roadblocks.

Lead end-to-end UX design for complex SaaS product initiatives: conduct research, shape strategy, design and validate solutions, evolve the design system, mentor designers, and partner closely with Product and Engineering through delivery and iteration.