Top Backend Jobs in Dublin

Provides technical leadership for Python-based AI backend platforms supporting LLM integrations, generative AI pipelines, and agent orchestration. Architects scalable AWS systems using FastAPI, Lambda, and EKS; establishes observability and engineering standards; drives performance, security, and reliability improvements; mentors engineers; and influences organization-wide technical strategy, platform capabilities, and best practices.

Leads architecture and development of backend services, APIs, integrations, and data systems that consolidate engineering, tooling, cost, and AI usage signals. Builds auditable reporting tools, owns reliability and monitoring, drives projects through rollout, collaborates with product and business stakeholders, and mentors engineers. The role requires backend, data modeling, SQL, full-stack prototyping, automated testing, production support, and hands-on agentic engineering practices.

Develop and maintain backend database infrastructure powering Squarespace’s platform. Build automation and tooling in GCP, improve performance and scalability across MongoDB, CockroachDB, and Kafka, and design and provision infrastructure for new product capabilities. Collaborate across engineering teams, lead complex technical projects, participate in design reviews, influence architecture, and mentor junior engineers.

Design, build, test, and operate backend services and platform infrastructure used by internal and external Stripe customers. Collaborate on roadmaps, debug production across stacks, and deliver reliable, scalable distributed systems.

Develop backend software and agentic AI solutions using Java, Spring Boot, microservices, and REST APIs. Design scalable systems, integrate relational and distributed data stores, and deploy across AWS and Azure. Implement automated testing, CI/CD, observability, and production readiness practices. Collaborate across teams and stakeholders, deliver complex software solutions, and mentor engineers. The role is hybrid in Dublin, Ireland, with 9 AM–6 PM working hours.

Leads multiple backend engineering teams, sets technical strategy and architecture, drives scalable cloud-based systems, mentors engineering managers and senior engineers, oversees hiring, and partners cross-functionally to deliver high-impact product initiatives. Requires expertise in C# or Java, .NET, AWS, distributed systems, and Kafka, plus experience managing distributed teams.

Develop and maintain scalable, cloud-based backend applications and RESTful APIs using Azure technologies and TypeScript, Node.js, or Python. Design SQL and NoSQL databases, implement testing, support CI/CD pipelines, and contribute to containerized microservices. Collaborate with designers, developers, stakeholders, and business teams to define requirements and deliver high-quality solutions. Participate in code reviews, troubleshoot systems, and maintain technical and API documentation.

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.

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.

Build and scale event-driven microservices for M-KOPA Mobility using C#/.NET. Own solutions throughout their lifecycle, from architecture and development through deployment, observability, monitoring, and decommissioning. Work with Azure, messaging systems, Kubernetes, Docker, automated testing, infrastructure as code, and DevOps practices while collaborating with distributed teams and coaching other engineers.

Lead development of secure, scalable HR/talent-management backend systems on AWS. Design, code, review, and troubleshoot production software; build IaC and data models; drive CI/CD, resiliency, automation, and responsible AI-assisted engineering adoption; lead vendor evaluations and engineering communities of practice.

Build and operate scalable database systems supporting OLAP and OTLP workloads, including ingestion, query planning, distributed execution, storage formats, and multi-tenant SaaS architecture. Develop APIs for AI-agent retrieval workflows, instrument services with observability tools, and contribute to architecture, deployment, and reliability decisions. The role requires strong production software engineering, distributed systems, cloud-native experience, and expertise in Go, C++, or Rust.

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.

Build and evolve backend services and APIs for an AI-driven networking product. Design and deliver product functionality end-to-end, improve existing microservices, collaborate on product decisions, and own solutions through deployment with minimal supervision. The role uses Node.js with NestJS, Go, PostgreSQL, gRPC, Docker, GCP, and AI developer tooling in a fully remote startup environment.

Own technical direction and execution for major products and systems. Design scalable and reliable architectures, write production code, lead architecture decisions, solve complex engineering problems, and drive initiatives from concept through production. Improve engineering quality through testing, security, observability, and development practices while mentoring engineers across teams. The role is remote and requires effective collaboration across countries, time zones, and distributed teams.

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.

Design, implement, operate, and improve distributed backend systems at scale. Build event-driven architectures, improve production reliability, instrument services, optimize performance, establish safe deployment practices, and mentor engineers. The role partners with Product and engineering teams to define success metrics and guide technical direction.

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.

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.