Top React Jobs in Dublin

Build and lead scalable full-stack, data-intensive applications for analytics, experimentation, and decision-making. Responsibilities include team-level system design, distributed systems and API development, Databricks and Spark data processing, AI-powered agentic products using LLMs, performance optimization, cloud-native deployment, troubleshooting, secure coding, observability, CI/CD, and mentoring engineers.

Build and lead scalable full-stack, data-intensive applications and AI-powered products using distributed systems, cloud technologies, Databricks, Spark, and LLMs. Responsibilities include system design, API and service development, performance optimization, mentoring engineers, technical troubleshooting, secure coding, testing, observability, CI/CD, and cross-functional collaboration. The role guides team-level architecture and delivers reliable analytics-driven solutions for global customers.

Build and lead full-stack, data-intensive, analytics-driven applications for business experimentation and decision-making. Responsibilities include system design, distributed systems development, Databricks and Spark data processing, AI and LLM-powered products, performance optimization, cloud-native deployment, troubleshooting, testing, security, observability, CI/CD, and mentoring engineers.

Build and lead scalable full-stack, data-intensive, analytics-driven applications for Mastercard Services. Responsibilities include system design, distributed systems, APIs, Databricks and Spark development, AI-powered products and agentic workflows, performance optimization, cloud deployment, reliability improvements, technical mentoring, code reviews, testing, security, observability, and cross-functional solution delivery.

Designs and develops scalable full-stack, data-intensive, analytics-driven applications and AI-powered products. Responsibilities include system architecture, distributed systems, APIs, Databricks and Spark development, LLM-based agentic workflows, performance optimization, cloud-native deployment, testing, observability, troubleshooting, and mentoring engineers.

Designs and develops scalable full-stack, data-intensive, analytics-driven applications and AI-powered products. Leads system design, builds distributed services and data pipelines with Databricks and Spark, develops LLM-based agentic workflows, resolves performance and reliability issues, and mentors engineers. Collaborates cross-functionally to deliver secure, maintainable cloud-native solutions using modern software engineering, testing, observability, and CI/CD practices.

Designs and develops scalable full-stack, distributed, data-intensive, and AI-powered applications. Leads system design, builds analytics and agentic workflows using Databricks, Spark, and LLM technologies, resolves performance and reliability issues, and translates business needs into secure technical solutions. The role also involves mentoring engineers, conducting design and code reviews, improving CI/CD and observability, supporting cloud-native production systems, and collaborating across teams.

Build and lead scalable full-stack, data-intensive applications and AI-powered products. Responsibilities include system design, distributed services, APIs, Databricks and Spark development, LLM agentic workflows, performance optimization, cloud deployment, troubleshooting, testing, observability, secure coding, and mentoring engineers.

Designs and develops scalable full-stack, distributed, data-intensive applications and AI-powered products. Leads system design, API and data architecture, performance optimization, cloud deployments, testing, observability, and production support. Collaborates with cross-functional teams to translate business needs into secure technical solutions, troubleshoots complex platform issues, and mentors junior and mid-level engineers. The role includes developing Databricks and Spark applications, LLM-based agents, retrieval systems, and agentic workflows.

Build and lead scalable full-stack, data-intensive applications and AI-powered products. Responsibilities include system design, distributed systems, microservices, APIs, Databricks and Spark development, LLM-based agentic workflows, performance optimization, cloud deployment, testing, observability, troubleshooting, and mentoring engineers. The role translates business needs into secure, maintainable technical solutions and drives engineering quality, reliability, and production readiness.

Build and lead scalable full-stack, data-intensive applications using distributed systems, cloud technologies, Databricks, Spark, and AI agentic workflows. Responsibilities include system design, API and data architecture, performance optimization, troubleshooting, secure coding, testing, observability, CI/CD, production readiness, cross-functional collaboration, and mentoring engineers.

Build and operate foundational, security-critical platforms and cloud-native systems at scale. Automate infrastructure, reduce operational toil, define SLIs and SLOs, improve observability and incident response, perform capacity and performance analysis, and develop preventative reliability solutions. Participate in on-call rotations, post-incident reviews, technical design, and mentoring while collaborating with product, platform, and security engineering teams.

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 compliance, develops technical documentation and repeatable processes, and mentors junior staff. Requires Java development, modern web technology, API and SDK integration, software architecture, customer implementation leadership, stakeholder management, and strong communication skills.

Leads customer onboarding and technical solution delivery, including architecture discussions, implementation, support, API and SDK integrations, documentation, governance, and cross-functional execution. Partners with commercial, product, and engineering teams, bridges business and technical needs, establishes repeatable delivery processes, and mentors junior team members.

Leads customer onboarding and implementation of Mastercard solutions, including technical architecture, solution design, API and SDK integration, documentation, governance, and ongoing support. Coordinates commercial, product, and engineering teams, manages stakeholder relationships, develops repeatable delivery processes, and mentors junior team members.

Leads customer onboarding, technical solution design, architecture discussions, implementation, and ongoing support. Coordinates commercial, product, and engineering teams while ensuring Mastercard standards and governance are followed. Creates technical documentation, develops repeatable processes, 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.

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 compliance with standards and governance, maintains technical documentation, manages stakeholder relationships, and mentors junior team members. The role requires strong Java development, architecture, API and SDK integration, customer implementation leadership, and the ability to bridge business and technical discussions.

Lead technical solution design, customer onboarding, implementation, and ongoing support for Mastercard’s Open Finance and digital solutions. Coordinate commercial, product, and engineering teams; ensure compliance with standards and governance; maintain technical documentation; manage stakeholder relationships; and mentor junior team members. The role requires strong Java development, modern web technology knowledge, API and SDK integration experience, solution architecture expertise, and the ability to bridge business and technical discussions.

Leads technical solution design, customer onboarding, implementation, and ongoing support. Coordinates commercial, product, and engineering teams, ensures governance compliance, creates technical documentation, manages stakeholders, and mentors junior team members. Requires strong Java development, web technology, API and SDK integration, software architecture, customer implementation leadership, communication, and problem-solving skills. Payments or financial services experience is desirable.

Leads customer onboarding and implementation of technical solutions, including architecture discussions, API and SDK integrations, documentation, governance, stakeholder coordination, and ongoing support. Partners across commercial, product, and engineering teams, mentors junior staff, and ensures solutions meet Mastercard standards. Requires strong Java development, modern web technology knowledge, solution architecture expertise, customer implementation experience, and excellent communication and collaboration skills.

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 compliance with technical standards, creates delivery documentation and repeatable processes, manages stakeholder discussions, and mentors junior team members. The role requires strong Java development, web technology knowledge, API and SDK integration experience, solution architecture expertise, and the ability to bridge business and technical needs.

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 compliance, maintains technical documentation, and mentors junior team members. The role requires strong Java development, web technology knowledge, API and SDK integration experience, solution architecture capabilities, and the ability to bridge business and technical discussions with customers.

Leads customer onboarding, implementation, and support for Mastercard’s Open Finance and digital solutions. Designs technical architectures, integrates APIs and SDKs, ensures governance compliance, coordinates commercial, product, and engineering teams, and maintains delivery documentation. The role also mentors junior staff, develops repeatable processes, and bridges business and technical discussions with customers and stakeholders.

Design, build, and lead scalable backend and full-stack solutions for AI agent systems in marketing and demand generation. Write code, prototype patterns, resolve performance bottlenecks, define architecture, ship features end-to-end, and monitor production outcomes. Collaborate with product, design, and engineering leaders while mentoring engineers and advancing agentic development practices, software quality, and technical standards.

Build and scale Toast’s labor cost and timekeeping platforms, processing tens of millions of shift events weekly. Responsibilities include designing, implementing, testing, deploying, operating, and improving backend systems; owning production services; partnering with product and design; conducting code reviews; and mentoring engineers. The role focuses on reliable, maintainable, data-intensive systems operating at massive scale.