Top Backend Jobs in Dublin

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 operate backend services for an AI-native context management platform, including ingestion, indexing, retrieval APIs, multi-tenant SaaS infrastructure, agent integrations, observability, and administration. Shape architecture, storage, APIs, deployment patterns, and engineering practices while iterating from prototype to production. Collaborate across product and infrastructure teams, own reliability, and deliver scalable solutions for real user workflows.

Develop and maintain web-service features, design backend APIs and business logic, review code, and improve production infrastructure reliability, redundancy, and resilience. The role requires strong programming, database design, web-service API, AWS, Linux, Docker, Kubernetes, and continuous deployment experience, along with communication, analytical, and teamwork skills.

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.

Own and transition the Positive Carbon platform end-to-end: ingestion from bin sensors, data pipelines, analytics and customer dashboards. Build AI-first features (computer vision, LLMs/agents) for enrichment, anomaly detection and recommendations, establish CI/CD, observability and data quality, and move development in-house without disrupting customers.

Design, build and operate backend services in AWS for a multi-service hospitality platform. Implement new features, payment and EPOS integrations, improve performance, monitoring and deployment automation using TypeScript/Node.js and databases like Mongo Atlas, Postgres RDS or DynamoDB. Collaborate in a UK development team and automate infrastructure, CI/CD and QA.

Design, build, and operate distributed backend systems in Rust; develop scalable ingestion pipelines, optimize columnar storage on object storage at petabyte scale, and manage Kubernetes clusters across AWS, Azure, and GCP. The role also involves building automation for provisioning, monitoring, scaling, and maintaining managed customer clusters.

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.

Build and maintain Camunda 8 backend data-layer services spanning relational databases and Elasticsearch/OpenSearch. Design scalable storage, query, retention, and streaming systems; improve performance, indexing, and production tooling. Lead engineering initiatives from solution design through delivery, collaborate across teams, provide L3 support, and participate in on-call rotations. Investigate production data issues and contribute to schema evolution, workflow automation, and CI improvements.

As a Staff Engineer for Revenue, you'll shape technical vision and architecture for billing and pricing systems, ensuring correctness while enhancing cross-team collaboration.

Lead backend engineer for Mobile Appstore/Mobile Kit teams designing, building, testing, and operating backend microservices. Deliver secure, high-quality production code, adopt enterprise AI-assisted engineering, embed automated testing and CI/CD, ensure observability and operational stability, eliminate toil via automation, and evaluate vendor/architectural solutions.

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.

Build Solidgate’s Billing 2.0 infrastructure, including Products and Prices domain models, public APIs, enterprise pricing engines, resilient service architecture, and automated payment retry systems. Develop high-load backend services in Go, supported by unit, integration, functional, and end-to-end testing. Work with PostgreSQL, queues or streams, and contribute to reliable, scalable fintech billing systems.

Design, build, ship, and own backend product features used by developers and mobile app users at large scale. Scope projects, write reliable and tested code, monitor production systems, participate in architecture and roadmap decisions, respond to incidents, improve scalability and performance, communicate remotely, and mentor engineers. The role requires end-to-end ownership from problem definition through rollout and long-term maintenance.

Develop and support backend software in Azure environments using Java and Python APIs, microservices, Snowflake, PostgreSQL, Kafka, and AI tools. Provision infrastructure with Terraform and apply distributed-system design, secure development, observability, and production-support practices. The role supports healthcare projects in Ireland on a hybrid schedule.

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 and implementation of a unified Iceberg metastore and object storage abstraction, drive migration from Hive Metastore, define APIs and authorization, partner on compliance controls, optimize petabyte-scale storage costs and lifecycle, and mentor engineers while establishing reliability and security standards.

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.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Design and scale backend systems, APIs, and services for Nango’s open-source developer infrastructure platform. Build APIs, SDKs, UIs, and runtime systems, optimize performance and reliability, solve integration challenges with customers, shape the roadmap, and maintain the open-source repository. The role requires strong ownership, product thinking, developer empathy, communication, and autonomy in a remote-first startup environment.

Own the platform architecture and Neo4j strategy for GraphAware Hume, optimizing Cypher queries, graph models, and scalable access patterns. Lead cross-team technical direction, mentor engineers, build secure APIs, and orchestrate graph analytics workflows. Partner with product managers on technical roadmaps, evaluate Neo4j ecosystem updates, and support migrations. The role also involves backend development in Java and Spring, CI/CD, Docker, security, cloud-native practices, and potentially GraphRAG, Kafka, and distributed systems.

Design, build, and maintain backend microservices and RESTful APIs; integrate with third-party vendors; ensure scalability, observability, and reliability; own technical architecture, CI/CD, and documentation; optimize databases and message-driven systems.

Build and maintain Camunda 8 backend data-layer services across relational databases and Elasticsearch/OpenSearch. Design scalable storage, query, retention, streaming, and secondary-storage solutions; investigate production data issues; improve performance and operability; and deliver engineering initiatives collaboratively with Product, QA, Support, and SRE. Participate in L3 support and on-call rotations.

The Backend Engineer will develop and maintain features for Restream web services, design backend APIs, ensure infrastructure resilience, and contribute to a collaborative team environment.