Software Architect jobs in Ireland

What you will accomplish:

• Proactive Monitoring : Continuously monitor the health of eBay's critical services to identify and address potential issues before they escalate.

• Solution Development : Collaborate with Architecture, Engineering, and Operations teams to develop solutions that ensure high site availability, reliability and performance.

• Collaborative Problem Solving : Work closely with partner teams to resolve recurring technical issues, onboard new alerts, and develop high-quality Standard Operating Procedures (SOPs).

• Enhance Monitoring Tools : Build and improve tools for monitoring and mitigating site incidents, and conduct reliability audits and tests to strengthen eBay’s reliability and incident management capabilities.

• Incident Management

What you will bring:

• 4+ years of professional experience in software engineering, ideally in backend or platform teams

• Proficiency in one or more programming languages (e.g., Java, Go, Python)

• Strong incident management and leadership skills, with excellent technical triage and troubleshooting abilities, especially during crises.

• Familiarity with cloud platforms, container orchestration (e.g., Kubernetes), and infrastructure-as-code tools

• Experience with observability stacks (e.g., Prometheus, Grafana, ELK, OpenTelemetry)

• Strong interpersonal and communication skills to thrive in fast-paced, dynamic environments.

: As part of the operation staff members of the SEC work a fixed shift. This position is for a day shift (7:00 AM to 5:00 PM) in our Dublin, Ireland location. Team members will work four days in a row in 10 hour shifts, with no on call responsibilities.

What you will accomplish

• Lead the architecture and technical direction for eBay’s next-generation Core Data Platform.

• Design and develop distributed backend systems for data processing at massive scale.

• Optimize real-time and batch data services for performance, availability, and cost efficiency.

• Partner with cross-functional teams to deliver end-to-end data solutions that enable AI, search, and marketplace insights.

• Champion engineering excellence through automation, observability, and reliable service design.

• Mentor engineers and help foster an inclusive, collaborative, and high-performing team culture.

What you will bring

• 8+ years of experience in backend or distributed systems engineering, ideally within data platform or infrastructure domains.

• Proficiency in Java, Scala, or Go , with strong foundations in algorithms, data structures, and system design.

• Expertise in distributed data systems such as Kafka, Spark, Flink, or HDFS.

• Experience designing and operating large-scale services on cloud platforms (AWS, GCP, Azure, or private cloud).

• Understanding of data governance, cataloging, and orchestration frameworks .

• Strong communication and collaboration skills, with the ability to influence technical strategy across diverse teams.

The cool part

• Shape the future of eBay’s global Core Data Platform, enabling real-time AI and analytics innovation.

• Solve complex data challenges at global scale with a team passionate about performance and resilience.

• Work in a culture that values craftsmanship, diversity, and open-source collaboration.

• Collaborate with multi-functional engineering teams to deliver the platform and contribute to open-source projects.

• Work on building a very resilient distributed system at eBay's edges that can proxy all eBay traffic and also eBay's service mesh for all of our services with unparalleled observability.

• Work with other developers in different phases of system development.

• Build and debug large scale distributed systems and help with observability and monitoring of the system.

• Contribute your knowledge and experience of the networking topology (TCP and HTTP stack) to solve any network related issues encountered by the system, deploying and troubleshooting large scale infrastructure.

• Hands-on development experience with strong analytical skills.

• Familiarity and proven understanding of networking technologies like BGP, anycast is a must, experience with TCP/IP networking and familiarity with TCP, UDP, SSL and HTTP Protocols.

• Hands-on experience with various programming languages like C/C++, GoLang to build the system and also build automation around it for better observability and remediation, any experience with kernel programming and experience with Python is a plus!

• Distributed systems with design and implementation of network communication using container networking technologies.

• Multi-threaded programming: Telemetry infrastructure to accumulate and export statistical information.

• Excellent debugging and triaging skills and strong expertise in agile development.

• Familiarity with L4 Networking layer and Kubernetes is a plus.

The role within the Hadoop team involves:

• Scope : Overseeing and enhancing Hadoop-related projects to meet eBay's extensive data scale requirements, creating customer-facing tools, and ensuring smooth integration with other systems.

• Impact : Directly influencing eBay's data strategy by enhancing data processing capabilities, improving system performance, and driving innovation across the organization
  

What you will accomplish:

• Enhance System Availability and Scalability: Spearhead efforts to optimize Hadoop-related projects, ensuring the system is highly available and scalable to meet eBay’s growing data demands. Your work will be pivotal in maintaining uninterrupted service and accommodating future growth, supporting eBay’s strategic objectives.

• Drive High-Impact Projects: Lead initiatives that directly contribute to eBay’s ability to efficiently process and analyze vast amounts of data. Your enhancements will bolster system performance and reliability, vital for sustaining eBay's competitive edge.

• Develop Innovative Solutions: Create and refine customer-facing tools that improve user experience and operational efficiency. Your contributions will streamline data access and management, making it easier for stakeholders to leverage insights.

• Enhance Integration: Ensure seamless integration of Hadoop systems with other platforms, fostering a cohesive data ecosystem. Your work will enable cross-functional teams to reduce the manual work, utilize data insights effectively, driving informed decision-making across the organization.

What you will bring:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.

• Strong programming skills in languages commonly used with Hadoop, such as Java, Scala, Python. Knowledge of common algorithms and data structures to write efficient and optimized code.

• Familiarity with Linux/Unix systems, including shell scripting and system commands. Understanding of networking principles, as Hadoop often operates in distributed environments. Overall, the candidate is expected to have analytical skills to tackle complex distributed system challenges and optimize solutions.

• [Optional]Experience with big data technologies and frameworks, contribution to related open source projects is a plus.

As a Senior Software Engineer, you will help shape the next generation of our Hadoop-based analytics infrastructure. eBay operates one of the world’s largest Hadoop deployments, with . You’ll join a team of passionate engineers who thrive on building at scale and contributing to open-source innovation.

• Lead the design and development of scalable, secure analytics infrastructure aligned with eBay’s platform vision.

• Build and optimize production-grade frameworks and features using Hadoop, Spark, and Iceberg.

• Contribute to open-source projects that advance both eBay and the broader data community.

• Collaborate across engineering teams to drive innovation, resiliency, and performance at massive scale.

• Solve complex system challenges with creativity, data-driven thinking, and technical depth.

• 7+ years of software engineering experience with proven expertise in Java and distributed systems design.

• Strong knowledge of Hadoop ecosystem technologies such as Hadoop, Spark, Iceberg, and YuniKorn.

• Deep understanding of computer science fundamentals, performance tuning, and concurrency.

• Experience working in Linux environments with strong networking and troubleshooting skills.

• A collaborative mindset with excellent communication and analytical abilities.

• Bachelor’s or Master’s degree in Computer Science, or equivalent experience in the field.

• Shape the future of eBay’s Hadoop ecosystem and big-data infrastructure.

• Work at global scale, driving analytics that power millions of eBay experiences.

• Join a culture that encourages open-source contribution, innovation, and collaboration.

• The design, development, and maintenance of traffic management solutions.

• Optimize network protocols, configurations, and Points of Presence (PoP).

• Develop and implement advanced caching strategies to improve system efficiency.

• Develop high-performance applications in C++ and Go.

• Deploy and manage scalable systems on Kubernetes.

• Implement observability tools and practices to monitor system performance and health.

• Collaborate with cross-functional teams to integrate networking solutions.

• Monitor and analyze traffic patterns and security threats.

• Contribute to and lead open-source projects.

• Innovate and develop patented technologies to improve network capabilities.

• Stay updated with the latest developments in network technologies, security practices, and software development.

• Identify gaps and issues across systems and functional areas, proposes solutions, and drives those resolutions.

• Champion best practices and advanced concepts and impact the business by delivering solutions that address business needs.

• Lead and empower others, taking responsibility for small projects and collaborating across functional teams to influence change.

• Actively seek feedback and ways to improve team performance and projects, demonstrating strong communication skills.

• At least 5 years of experience in cloud networking or traffic management.

• Strong programming skills in C++ and Go.

• Experience with TCP/IP networking

• Familiarity with TCP, SSL and HTTP Protocols.

• Expertise in using Kubernetes for orchestrating containerized applications.

• Experience with observability tools and practices.

• Experience with Envoy for traffic control.

• Experience contributing to and leading open-source projects.

• Certifications in networking, Kubernetes, cyber security, or related fields.

• Experience in a high-traffic, large-scale environment.

• Familiarity with additional programming languages, including Java, or frameworks.

• Proficiency in Agile development methodologies.

• Experience in patent creation and innovation.

• Experience in implementing caching strategies and optimizing PoPs.