Top React Jobs in Dublin

Design, build, and maintain scalable full-stack, data-intensive applications and APIs using Java/Spring Boot, TypeScript, React, and Databricks/Spark. Contribute to architecture, code reviews, performance optimization, cross-team collaboration, and operational excellence while mentoring teammates and following engineering best practices.

Designs, builds, tests, and maintains scalable full-stack analytics applications, data models, pipelines, APIs, and responsive user interfaces. Partners with product managers and designers to deliver customer-focused features, improves development processes, reviews code, mentors junior engineers, and collaborates across global teams.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI across Mastercard. Design and implement AI-enabled applications, evaluate models and frameworks, improve developer experience, and partner with stakeholders to prototype and scale production solutions.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI to products and developer workflows. Design and implement AI-enabled applications, orchestrations, and integrations; evaluate models and frameworks; develop prototypes to production; improve developer experience through automation and platform thinking; partner across product, engineering, and business stakeholders.

Design, build, test, and maintain scalable full-stack analytics applications, responsive user interfaces, data models, APIs, and data pipelines. Collaborate with product managers, designers, customers, and global engineering teams to deliver complex features. Improve development processes, ensure code quality, mentor junior engineers, and develop innovative solutions for credit risk, portfolio optimization, and advertising analytics.

Leads technical solution design, customer onboarding, implementation, and ongoing support for Mastercard’s Open Finance and digital solutions. Coordinates commercial, product, and engineering teams, ensures governance and standards compliance, develops technical documentation and repeatable processes, and mentors junior staff. The role requires strong Java and web technology expertise, API and SDK integration experience, customer implementation leadership, architecture skills, and effective business-technical communication.

Leads technical solution design, customer onboarding, implementation, and ongoing support. Coordinates commercial, product, and engineering teams; ensures compliance with standards and governance; develops technical documentation and repeatable processes; manages stakeholder relationships; and mentors junior team members. The role requires strong Java development, modern web technology knowledge, API and SDK integration experience, software architecture skills, and the ability to bridge business and technical discussions.

Leads technical solution design, customer onboarding, implementation, and ongoing support for Open Finance and digital payment solutions. Coordinates commercial, product, and engineering teams, ensures compliance with standards and governance, creates technical documentation, manages stakeholders, and mentors junior team members. The role requires strong Java development, web technology knowledge, API and SDK integration experience, customer implementation leadership, and the ability to bridge business and technical discussions.

Designs and builds scalable full-stack analytics applications, responsive user interfaces, data models, APIs, and data pipelines. Responsibilities include writing and reviewing tested code, collaborating with product and design teams, mentoring engineers, improving development processes, and delivering solutions for credit risk, portfolio optimization, and advertising analytics.

Leads technical solution design, customer onboarding, implementation, and ongoing support for Mastercard’s Open Finance and digital solutions. Coordinates commercial, product, and engineering teams, ensures governance and standards compliance, develops technical documentation and repeatable processes, manages stakeholder relationships, and mentors junior team members.

Build and maintain scalable full-stack, data-intensive applications and APIs. Develop and optimize data pipelines using Databricks/Spark, participate in system design and code reviews, resolve performance bottlenecks, collaborate with cross-functional teams, mentor peers, and support operational excellence across the full development lifecycle.

Design and build Agentic AI tooling, services, and reusable patterns; implement AI-enabled applications and developer-facing capabilities; evaluate models and frameworks; improve developer experience via automation; partner across product and engineering to prototype and scale AI solutions.

Designs, builds, tests, and maintains scalable full-stack analytics applications, responsive user interfaces, data models, pipelines, APIs, and distributed systems. Partners with product managers and designers to deliver customer-focused features, improves engineering processes, reviews code, and mentors junior engineers. The role requires collaboration across teams and geographies while supporting analytics products for credit risk, portfolio optimization, and advertising insights.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI to products and developer workflows. Design and implement AI-enabled applications, evaluate models and frameworks, develop integrations and automation, improve developer experience, and partner with stakeholders to prototype and scale AI solutions.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI to products and developer workflows. Design and implement AI-enabled applications and integrations, evaluate models, develop prototypes from concept to validation, and improve developer experience through automation and platform capabilities while partnering with product and business stakeholders.

Leads technical solution design, customer onboarding, implementation, and ongoing support for digital finance solutions. Coordinates commercial, product, and engineering teams, ensures governance compliance, develops technical documentation and repeatable processes, manages stakeholder relationships, and mentors junior team members. Requires strong Java development, architecture, API and SDK integration, customer implementation leadership, and the ability to bridge business and technical discussions.

Design, build, and maintain scalable full-stack, data-intensive applications and APIs. Develop and optimize data pipelines using Databricks/Spark, participate in architecture and code reviews, resolve performance bottlenecks, collaborate with cross-functional teams, mentor peers, and drive engineering best practices and operational excellence.

Designs, builds, tests, and maintains scalable full-stack analytics applications, responsive user interfaces, data models, APIs, and data pipelines. Collaborates with product managers, designers, customers, and global teams to deliver complex features. Ensures code quality, mentors junior engineers, improves development processes, and develops innovative solutions for credit risk, portfolio optimization, and advertising insights.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI across Mastercard. Design and implement AI-enabled applications, evaluate models and frameworks, improve developer experience, and deliver prototypes to production in collaboration with product and engineering stakeholders.

Develop full-stack software for CarGurus' Canadian and UK dealer-facing products. Responsibilities include designing, building, testing, deploying, monitoring, and maintaining applications using Java, Spring Boot, React, JavaScript/TypeScript, AWS, and related technologies. Collaborate with engineers and product managers, integrate third-party APIs, contribute to service-oriented architecture, participate in code reviews, and help establish engineering practices in Dublin.

Design, build, and maintain scalable backend and full-stack solutions for restaurant guest experiences. Ship features end-to-end, collaborate with Product and Design, use AI-assisted development tools, monitor outcomes, and iterate based on real-world usage. Mentor engineers, contribute to technical design reviews, uphold software quality and testing standards, and help evolve engineering workflows and team productivity.

Build and maintain scalable software for Toast’s restaurant guest-experience products. Ship features end to end, collaborate with Product, Design, and Engineering, monitor real-world performance, and iterate rapidly. The role focuses on Java and Kotlin backend services while requiring frontend integration and openness to full-stack work. Engineers will also use AI-assisted development tools and LLM-based agents to improve productivity and pioneer new engineering workflows.

Build secure, scalable full-stack and cloud-native applications using Python, AI/ML, LLMs, generative AI, and IoT integrations. Responsibilities include designing architecture, developing backend and UI features, integrating connected-device data, analyzing datasets, troubleshooting production systems, and improving reliability. The role also requires delivering smart-building and workplace solutions using distributed systems, cloud platforms, microservices, and edge-computing patterns.

Leads full-stack software engineering for employee workforce technology platforms. Responsibilities include designing, developing, testing, reviewing, and operationalizing secure, scalable production software; guiding engineers, contractors, and vendors; promoting automated testing and secure coding; and governing responsible AI-assisted development. The role influences product design, technical operations, engineering standards, reusable frameworks, and automation while coaching senior engineers and serving as a technical subject matter expert.

Design, build, and maintain scalable software for Toast’s international mid-market restaurant customers. Deliver features end to end, collaborate with Product, Design, and Engineering, monitor outcomes, and iterate based on usage. The role involves backend and full-stack development across Java, Kotlin, React, and related technologies, use of AI-assisted development tools, and mentoring less experienced engineers through reviews and feedback.