Top React Jobs in Dublin

As a Principal Software Engineer, you will lead full-stack design of AI solutions, drive architecture, mentor engineers, and collaborate across teams to solve complex problems at Toast.

Build and maintain responsive user interfaces with React, collaborate on back-end Java/Spring components, implement reusable front-end architecture, integrate REST APIs, participate in agile ceremonies, and work with cross-functional teams to deliver secure, scalable payment solutions.

Lead design and delivery of full-stack React and Java/Spring solutions. Architect scalable microservices, define APIs and UI patterns, set CI/CD, observability and security standards, mentor engineers, own production readiness and SLOs, and drive cross-team delivery and engineering quality.

Develop responsive user interfaces with React and contribute to backend Java/Spring development. Collaborate with UX, product, QA, and cross-functional teams in Agile sprints, implement reusable front-end components, integrate REST APIs, and support CI/CD and version control workflows.

Lead design and delivery of full-stack, high-performance solutions (Java Spring Boot + React). Architect scalable microservices and UI systems, define APIs, CI/CD and observability standards, mentor engineers, own production readiness, and drive cross-team delivery and engineering quality improvements.

Design and build responsive user interfaces with React, contribute to backend Java/Spring development, implement reusable front-end components, integrate RESTful APIs, participate in agile ceremonies, and collaborate with UX, product, and QA to deliver secure, scalable payment solutions.

Lead end-to-end design and delivery of scalable full-stack solutions (Java Spring Boot + React). Drive architecture, API contracts, microservices design, CI/CD, observability, security, performance standards, mentor engineers, own production readiness and SLOs, and coordinate cross-team delivery to improve engineering quality and reliability.

Lead end-to-end design and delivery of full-stack, high-volume solutions (Java Spring Boot backend and React frontend). Define API contracts, microservice boundaries, CI/CD, observability, security, and performance standards. Mentor engineers, drive architecture and cross-team execution, ensure production readiness, and improve engineering quality, testing, and operational excellence.

Lead end-to-end design and delivery of scalable full-stack solutions (Java Spring Boot backend and React frontend). Drive architecture, API contracts, microservices, CI/CD, observability, security, and performance standards. Mentor engineers, own production readiness and SLOs, reduce operational toil, and partner with product and cross-functional stakeholders to ensure enterprise requirements are met.

Lead design and delivery of scalable full-stack solutions (Java Spring Boot + React). Drive architecture, API contracts, microservices, CI/CD, observability, security, testing, and operational excellence. Mentor engineers, manage cross-team dependencies, and partner with product and stakeholders to meet enterprise requirements and improve engineering quality and reliability.

Lead end-to-end design and delivery of scalable full-stack solutions (Java Spring Boot backend and React frontend). Define API contracts, microservice boundaries, CI/CD, observability, security, and performance standards. Mentor engineers, drive architecture and reliability, own production readiness and SLOs, and coordinate cross-team delivery to improve quality, velocity, and system stability.

Develop and maintain responsive, user-friendly web interfaces in React and contribute to back-end Java/Spring Boot development. Collaborate with UX/UI, product, QA, and cross-functional teams, implement reusable front-end components, integrate RESTful APIs, and participate in agile ceremonies to deliver scalable, secure payment gateway solutions.

Design and build responsive user interfaces with React and contribute to back-end Java/Spring development. Implement reusable front-end components, integrate RESTful APIs, participate in agile ceremonies, collaborate with UX, QA, and product teams, and support CI/CD delivery and troubleshooting.

Design, build, and maintain responsive React user interfaces while contributing to backend Java/Spring development. Implement reusable front-end components, integrate RESTful APIs, participate in agile ceremonies, and collaborate with UX, product, and QA to deliver scalable, secure payment solutions.

Design and build responsive user interfaces with React while contributing to backend Java/Spring components. Collaborate with UX, product, QA, and cross-functional teams using agile practices to deliver scalable, secure customer-facing payment solutions and maintain reusable frontend architecture.

Build responsive, user-friendly React interfaces and reusable front-end components; collaborate with UX and cross-functional teams; integrate and troubleshoot back-end Java/Spring/JPA/RDBMS services; participate in agile ceremonies; support CI/CD, version control, and API integration to deliver scalable, secure payment solutions.

Design and build responsive user interfaces with React, contribute to backend development using Java and Spring Boot, integrate RESTful APIs, implement reusable front-end components, participate in agile ceremonies, and collaborate with cross-functional teams to deliver secure, scalable payment gateway solutions.

Lead end-to-end design and delivery of full-stack, scalable React and Java/Spring Boot solutions. Drive API contracts, microservices architecture, CI/CD, observability, security and performance standards. Mentor engineers, own production readiness and SLOs, and partner with product and architecture to improve engineering quality and delivery across teams.

Lead design and delivery of full-stack, high-performance solutions (Java Spring Boot + React). Architect scalable microservices and UI components, define APIs and CI/CD, ensure reliability, security, observability, and production readiness, mentor engineers, and drive cross-team delivery and engineering quality.

Design, build, and maintain scalable customer-facing web applications using React and Java/Spring. Implement reusable front-end components, integrate RESTful APIs, support back-end troubleshooting, collaborate with UX/UI and cross-functional teams, and participate in agile ceremonies to deliver high-quality user experiences.

Lead end-to-end design and delivery of full-stack solutions: architect React-based UIs and Java/Spring microservices, define APIs and integrations, set CI/CD/observability/security standards, mentor engineers, ensure production readiness, and drive engineering quality, scalability, and reliability across teams.

Lead design and delivery of full-stack, high-volume solutions (Java Spring Boot backend + React frontend). Drive architecture, API contracts, microservices, CI/CD, observability, security, and operational excellence. Mentor engineers, manage cross-team dependencies, and improve engineering quality, performance, and production readiness.

Build and maintain responsive, user-friendly web applications using React and TypeScript. Contribute to back-end development and troubleshooting using Java, J2EE, Spring Boot, JPA, and RDBMS. Collaborate with UX/UI designers and cross-functional teams, implement reusable front-end components, integrate RESTful APIs, participate in agile ceremonies, and support CI/CD pipelines to deliver secure, scalable payment solutions.

Build end-to-end full-stack AI features on a Ruby on Rails backend and React frontend, design and run experiments (A/B tests and AI evaluations), implement AI infrastructure for reliable LLM inference, and iterate quickly to scale production-ready LLM-powered products.

Seeking a Senior Software Engineer for the Developer Tools Team at MongoDB. Responsibilities include building tools for MongoDB Atlas, ensuring database health, and participating in on-call rotations. Requires 2+ years in backend engineering and experience with scalable web applications.