Top Backend Jobs in Dublin

Own the backend of a white-label travel platform, designing architecture, integrating travel APIs and payment providers, improving technical debt, and building reliable schedulers, workers, and AWS infrastructure. The role requires hands-on Node.js and TypeScript development, product ownership, and technical decision-making while expanding into experiences, car rentals, and additional payment verticals.

Build and operate backend pricing systems for real energy contracts. Responsibilities include designing the Pricing API, consolidating pricing logic, improving quote speed, implementing error handling and observability, creating alerting, explaining pricing failures, and supporting live incidents. The role requires production Python backend experience, FastAPI, SQL, data-heavy systems, end-to-end project ownership, and AI-assisted development workflows.

As a Data Engineer at Yahoo, you'll implement AI/ML capabilities, build data pipelines, optimize workflows, and collaborate with teams to enhance user experiences.

Lead development and ownership of a high-scale Pricing API for energy transactions. Build backend services, extract pricing logic into a dedicated system, improve performance, and ensure reliability, correctness, monitoring, alerting, and explainability. Establish technical direction across teams, guide engineering standards, lead migration efforts, resolve live pricing incidents, and develop agent-driven workflows. The role requires strong Python, FastAPI, SQL, data-heavy systems, API design, and product judgment.

Build and operate high-volume email transport infrastructure, including SMTP delivery, MTA systems, routing, retries, throttling, IP pools, reputation-aware delivery, and observability tools. Improve bounce and delivery classification, partner with Trust & Safety, support incident response, and participate in on-call operations. The role requires strong backend and distributed-systems expertise, with experience in high-volume delivery systems preferred.

Design and lead scalable backend services and APIs using Java, Spring Boot, and cloud technologies. Provide architectural direction, mentor engineers, drive complex technical initiatives, and collaborate with cross-functional teams and customers. Research and integrate new technologies, including AI and machine learning capabilities, while contributing across multiple products and technical stacks in a flexible hybrid environment.

Lead and mentor backend engineers building Stripe’s API infrastructure. Own cross-functional infrastructure projects, establish technical roadmaps, provide architecture and incident-response leadership, and build secure, reliable, performant APIs. Improve platform scalability and efficiency while partnering with internal customers and stakeholders. Participate in on-call rotations and contribute hands-on code and technical direction across a large engineering organization.

Develop and implement security controls across backend systems, investigate incidents and anomalies, triage bug bounty submissions, conduct threat hunting, improve remediation processes, maintain security policies, and support access governance. The role requires hands-on coding, strong PHP knowledge, security awareness, clear communication with nontechnical teams, and ownership across a broad technology stack.

Build and scale backend systems for Eneba’s global gaming marketplace and related products. Develop PHP and Symfony services within a large microservices ecosystem, address performance, reliability, trust, and safety challenges, and contribute to architectural decisions. Collaborate cross-functionally, apply distributed-systems patterns such as CQRS and service orchestration, take ownership of technical outcomes, and remain product-minded while improving the customer experience.

Own technical direction and execution for major products and systems. Design scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; remain hands-on with coding, prototyping, reviews, debugging, and production support. Drive architecture trade-offs, convert ambiguous problems into execution plans, improve engineering quality, lead critical initiatives, and mentor engineers across teams. The role is remote and requires strong English communication in a distributed international team.

Own technical direction and execution for major products, systems, and engineering initiatives. Design scalable and reliable architectures, write production code, lead architecture decisions, solve complex engineering problems, and improve testing, security, observability, and development practices. Mentor engineers and drive critical initiatives from concept through production while collaborating effectively across distributed international teams.

Lead technical direction and hands-on execution for major products and systems. Design scalable systems across backend, frontend, APIs, databases, and infrastructure; write and review code; make architecture trade-offs; solve complex production issues; improve engineering quality, testing, security, observability, and development practices; and mentor engineers across teams.

The Staff Software Engineer will own technical direction and execution for major products and systems. Responsibilities include designing scalable and reliable architectures, writing production code, leading architecture decisions, solving complex technical problems, improving engineering quality, and mentoring engineers. The role requires hands-on software development experience, strong system design skills, and the ability to lead initiatives from concept through production in a distributed global team.

Lead the technical direction and hands-on development of Push, a regulated non-custodial financial product. Design resilient backend services for payment initiation, transaction tracking, settlement, exceptions, notifications, partner integrations, blockchain execution, and customer wallets. Establish secure architecture, testing, observability, incident response, deployment, and on-call standards while leading engineers through complex, high-impact work and partnering with product, compliance, legal, security, operations, and finance teams.

Owns technical direction and execution for major products and systems. Designs scalable backend, frontend, API, database, and infrastructure solutions; writes code; leads architecture decisions; resolves production issues; improves engineering quality; and mentors engineers across teams. The role requires hands-on leadership across complex, high-scale systems in a globally distributed organization.

As a Senior Backend Engineer at DuckDuckGo, you'll lead backend projects, mentor engineers, and develop AI-enhanced features for the company's privacy-centric product line.

Build and operate backend services supporting millions of emails. Own features end to end, design reliable distributed systems, scale APIs and databases, manage cloud infrastructure, improve observability and deployments, and participate in on-call rotation. Collaborate with customers and support to improve the product, strengthen engineering quality, and deliver complete experiences across the stack.

Lead the architecture and evolution of scalable ETL and data-processing systems for customer product catalogs. Design reliable distributed systems, improve throughput and latency, strengthen fault tolerance and observability, and guide technical direction across teams. Mentor senior engineers, conduct architecture reviews, lead cross-functional initiatives, influence hiring and onboarding, and help shape the engineering organization’s long-term technical vision.

Develop backend blockchain functionality for Cardax DEX on the Cardano blockchain. Write and maintain smart contracts in Plutarch and Haskell that define the constraints and conditions for decentralized token exchange without a central entity.

Build and ship backend features for enterprise Coder deployments, including database migrations, observability, reporting, auditing, security, scalability, and reliability improvements. Investigate production issues, resolve operator problems, document designs, participate in code reviews and RFC discussions, and join on-call rotations. The role requires professional Go development, concurrency knowledge, SQL expertise, debugging ability, and strong communication.

Build, operate, and improve production services that deliver machine learning models within exocad’s AI Design product. Responsibilities include model serving APIs, containerized deployments, versioning, staged rollouts, rollback automation, infrastructure provisioning with Terraform and AWS, monitoring, observability, and performance tuning. The role also contributes to training and labeling infrastructure and requires collaboration across engineering, product, and global teams, including work across AWS global and China environments.

Design and build durable, distributed data-streaming infrastructure that decouples process data from Camunda’s live execution engine. Develop customer-facing integrations such as Kafka connectivity, support analytics data consumption at scale, and make architecture decisions around consistency, durability, and storage. Participate in production support and on-call rotations while collaborating with Product, Data Layer, Distributed Systems, QA, SRE, and Support teams. Lead ambiguous, cross-functional engineering initiatives from design through delivery.

Design, build, and scale Node.js backend services for a MERN-based, real-time platform. Improve performance, reliability, and fault tolerance; design APIs and database schemas; collaborate on architecture, code reviews, and operational ownership. Mentor peers, contribute to hiring, and drive engineering standards.

As a Backend Software Engineer, you'll design, develop, and maintain web applications focused on data analytics, create APIs, and ensure compliance with GDPR.

Lead design, build, and maintenance of core CI systems at massive scale. Scope and drive large technical projects, improve developer productivity, mentor engineers, and optimize CI reliability, observability, and test effectiveness. Collaborate cross-team and apply AI-assisted delivery where useful.