Top React Jobs in Dublin

Build scalable, low-latency backend APIs, event-driven services, integration layers, and microservices supporting personalization and recommendation experiences. Partner with AI/ML and data engineers to deploy models, expose AI services, and develop React applications. Improve security, observability, reliability, performance, scalability, and operational efficiency while using AI-assisted engineering tools to enhance delivery and code quality.

Build and operate scalable, low-latency backend services, APIs, event-driven systems, integrations, and frontend applications supporting membership, loyalty, rewards, and consumer engagement. Configure and integrate Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply secure, observable, resilient engineering practices, troubleshoot production issues, and optimize performance. The role requires strong Java and Spring Boot expertise, plus working knowledge of React, Node.js, Kafka, and SQL/NoSQL databases.

Lead and manage an engineering team on the Atlas Growth team to design, build, test, and ship new Atlas features. Define roadmaps with stakeholders, contribute to technical architecture, mentor engineers, and collaborate with product, design, and analytics to improve onboarding, monetization, and cluster management for B2B customers.

Lead the architecture, development, performance, release process, and roadmap for SimpleStudy’s consumer iOS app. Mentor existing mobile engineers, establish technical direction, deliver polished native experiences, run experimentation and analytics, manage App Store operations, and collaborate with engineering and product leadership. The role involves Swift, SwiftUI, UIKit, testing, performance optimization, crash monitoring, and potential mobile team expansion.

Build and own complex, high-performance frontend experiences for observability products using Angular or another major frontend framework. Lead frontend architecture, translate complex data into intuitive interfaces, collaborate cross-functionally, write tested production code, review code, mentor engineers, and drive features from concept through production.

Provides technical leadership for KKR’s investment systems, defining architecture and engineering strategy for scalable cloud-native platforms. Establishes standards for testing, observability, security, reliability, and CI/CD; introduces automation and AI-assisted development; mentors engineers; aligns technology initiatives with business objectives; and supports talent decisions. The role requires hands-on expertise across distributed systems, cloud platforms, databases, backend languages, and modern front-end frameworks in a financial technology environment.

Design, build, test, and support frontend applications for Learnosity’s Workforce product. Define frontend architecture and standards, create reusable React components, evolve design systems, and deliver accessible, responsive, performant experiences. Collaborate with product, design, and backend teams across the product lifecycle, lead technical discussions, review code, mentor engineers, and resolve complex frontend issues.

Designs and delivers AI-enabled applications for large organizations, spanning backend services, machine learning infrastructure, LLMs, multi-agent systems, and modern web interfaces. Responsibilities include AI application development, cloud and API integration, MLOps deployment and monitoring, responsible AI compliance, documentation, collaboration with multidisciplinary teams, and mentoring. The role supports proof-of-concept and production solutions across areas such as NLP, predictive analytics, recommendations, and computer vision.

Build and maintain single-page analytics applications using TypeScript, React, D3.js, and C#. Develop APIs, CI/CD pipelines, and cloud-based solutions while contributing to design, testing, documentation, and incident support. Collaborate with product and delivery stakeholders in Agile teams, support QA, resolve application issues, and mentor junior developers. The role is hybrid in Dublin and may include some people management responsibilities.

Leads the architectural direction and engineering quality of the Lightspeed UI platform. Responsibilities include writing production frontend code, evolving Angular architecture, addressing technical debt, conducting design and code reviews, mentoring developers, owning the component library and design system integration, and partnering across Product, Design, Backend, and Platform Engineering. The role also drives technical Jira work, CI/CD integration, scalable frontend practices, and responsible use of AI-assisted development.

Design and ship technical product experiences from research and user flows through production UI. Build design systems, prototypes, React interfaces, agent skills, and implementation-quality standards covering accessibility, copy, interactions, and edge cases. Research customer workflows, balance user findings with business priorities, and collaborate with engineers and marketing. Clearly communicate design decisions while iterating based on feedback and data.

Develop and architect features for Malwarebytes Browser Guard, serving millions of users. Write high-quality, tested code; design integrations; collaborate with Product, UX, and QA; review code; mentor engineers; and support delivery of the product roadmap. The role emphasizes React, JavaScript/TypeScript, Go, debugging, system architecture, AI workflows, user-centric design, and strong communication.

Own bespoke client projects end to end, from scoping and API design through UI, backend development, release, and production support. Build polished interactive tools, generative AI products, and client-embedded experiences using modern full-stack technologies. Collaborate closely with designers, improve reusable products, establish safe AI-assisted development practices, and contribute through code review, mentoring, documentation, hiring, and technical leadership.

Build and optimize ZOE’s customer-facing website using TypeScript, React, and Next.js, with a strong focus on accessibility, performance, responsive design, and design-system development. Collaborate with designers, analysts, and product teams on user experiences and A/B testing. Contribute to backend services using Kotlin or Python, support API development, write maintainable code, and ship production improvements regularly.

Build and maintain automated and manual tests for a LUMA software module using Cypress, TypeScript, Cucumber, and Playwright. Own quality activities including test planning, functional and integration testing, defect investigation, JIRA reporting, API coverage, and CI pipeline reliability. Collaborate with developers, scientists, and DevOps engineers while contributing to release readiness and expanding technical expertise in scientific software testing.

Build and maintain production systems, engineering tools, CI/CD and release automation, testing infrastructure, and foundational engineering platforms. Investigate scalability bottlenecks and production incidents, automate system administration and integrations, and collaborate with QA and development teams. Provide mentorship, share knowledge, capture requirements, and improve engineering processes across the company.

Own the end-to-end Brief mode experience for an AI-powered advertising SaaS product. Design brief creation, AI analysis, collaboration, review, approval, and creative workflows. Prototype agentic interactions, conduct user research and usability testing, analyze product data, collaborate with Product, Engineering, and AI teams, and maintain a scalable design system.

Design and develop scalable SaaS systems, microservices, APIs, and complex features from conception through deployment. Leverage AWS serverless, event-driven, and container technologies while ensuring performance, reliability, observability, security, and compliance. Collaborate with architects, product managers, DevOps, and other engineers; participate in code reviews, testing, CI/CD, agile ceremonies, technical-debt reduction, and production support. Mentor engineers and contribute to architectural discussions and continuous engineering improvements.

Lead the rebuild of Phrase’s multilingual marketing website using Next.js, Storyblok, and Vercel. Own the reusable component library, WordPress content migration, accessibility and performance automation, SEO migration implementation, deployments, monitoring, integrations, and ongoing site development. Serve as marketing’s primary technical website contact and independently manage the live platform across six languages using AI-assisted coding workflows.

Designs and builds end-to-end automation solutions for Lilly’s global Finance organization. Responsibilities include solution design, programming, architecture documentation, testing, UAT support, validation, defect resolution, risk communication, QA, audits, and platform migrations. The role uses Python, PySpark, TypeScript, PostgreSQL, AWS, Microsoft Fabric, SAP, APIs, and emerging AI technologies while partnering with analysts, business teams, and technology stakeholders.

Lead a product-aligned engineering organization to build and operate a cloud-native Talent Performance platform. Own technology direction, architecture modernization, integrations, delivery, reliability, security, and governance. Manage multiple cross-functional teams, vendor relationships, and stakeholder alignment. Drive adoption of AI-assisted engineering with appropriate controls while ensuring production readiness, observability, cost governance, and measurable engineering KPIs.

Build end-to-end machine learning systems spanning research reproduction, model evaluation, inference infrastructure, backend services, and product interfaces. Design rigorous experiments, evaluation datasets, and verification workflows; analyze model internals; investigate provenance and evasion; and convert findings into reliable production systems with APIs, background jobs, observability, testing, documentation, and user-facing React/TypeScript experiences.

Build and scale Base360.ai’s short-term rental platform across frontend, backend, integrations, automation, dashboards, and AI-powered workflows. Work directly with customers, founders, and designers to identify problems, ship end-to-end solutions, and improve product outcomes. Develop reliable APIs, event-driven automations, cloud infrastructure, and integrations with Airbnb, Stripe, Twilio, OpenAI, and other platforms. Own features from discovery through deployment while balancing usability, security, scalability, and maintainability.

Build and scale Base360.ai’s short-term rental platform across frontend, backend, integrations, automation, AI workflows, dashboards, and customer-facing features. Own products end to end, from understanding customer problems through deployment and iteration. Develop reliable APIs and integrations with Airbnb, Stripe, Twilio, OpenAI, and other partners while improving usability, scalability, security, and operational outcomes.

Build and scale Base360.ai’s short-term rental platform, including customer-facing applications, APIs, automation engines, AI-powered workflows, third-party integrations, and cloud infrastructure. Develop systems for reservations, pricing, payments, guest communication, property operations, reporting, and financial workflows. Own projects end to end, make architectural decisions, ensure reliability, and deliver scalable products in a remote-first startup environment.