Sr. Software Engineer (Distributed Systems)

The Messaging, Streaming and Caching team is a full-service Distributed Systems Engineering team. We architect and provide async messaging, streaming, and NoSQL platforms and solutions that power the Workday products and SKUs ranging from core HCM, Fins, Integrations, and AI/ML. We develop client libraries and SDK’s that make it easy for teams to build Workday products. We develop automation to deploy and run hundreds of clusters, and we also operate and tune our clusters as well. As a team member you will play a key role in improving our services and encouraging their adoption within Workday's infrastructure both in our private cloud and public cloud. As a member of this team you will design and build new capabilities from inception to deployment to exploit the full power of the core middleware infrastructure and services, and work hand in hand with our application and service teams!

Responsibilities

Design, build, and enhance critical distributed services, including Kafka, Redis, RabbitMQ etc.; Design, develop, build, deploy and maintain core distributed services using a combination of open source and proprietary stacks across diverse infrastructure environments (Kubernetes, OpenStack, Bare Metal, etc.); Design and develop core software modules for streaming, messaging and caching; Construct observability modules, alerts and automation for Dashboard lifecycle management for the distributed services; Build, deploy and operate infrastructure components in production environments; Champion all aspects of streaming, messaging and caching with a focus on resiliency and operational excellence; Evaluate and implement new open-source and cloud-native tools and technologies as needed; Participate in the on-call rotation to support the distributed systems platforms; Manage and optimize Workday distributed services in AWS, GCP & Private cloud env.

Requirements

Senior software engineer with a distributed systems background; significant experience in distributed systems products like Kafka, Redis, RabbitMQ or Zookeeper; independently led product features and deployed on large scale NoSQL clusters; 6+ years of software engineering experience using one or more of the following: Java/Scala, Golang; 4+ years of distributed systems experience; 3+ years of development and DevOps experience in designing and operating large-scale deployments of distributed NoSQL & messaging systems; 1+ year of leading a NoSQL technology related product right from conception to deployment and maintenance

Nice to have

Consistent track record of technical project leadership and success involving collaborators and interested partners across the enterprise; expertise in developing distributed system software and deployments that perform well and degrade gracefully under excessive load; hands-on experience with at least one or more distributed systems technologies like Kafka/RabbitMQ, Redis, Cassandra; experience learning complex open source service internals via code inspection; extensive experience with modern software development tools including CI/CD and methodologies like Agile; expertise with configuration management using Chef and service deployment on Kubernetes via Helm and ArgoCD; experience with Linux system internals and tuning; experience with distributed system performance analysis and optimization; strong written and oral communication skills and the ability to explain esoteric technical details clearly to engineers without a similar background; experience supporting EU Sovereign Cloud (EU-SOV) or other regulated cloud environments; operating production workloads in sovereign, government, or regulated cloud environments; managing Kafka, Redis and RabbitMQ in environments with strict data residency, compliance, and security requirements; implementing platform security controls, including IAM, RBAC, TLS, encryption, certificate management, and secrets management; supporting compliance initiatives such as GDPR, ISO 27001, SOC 2, or similar regulatory frameworks; collaborating with Security, Compliance, and Infrastructure teams to prepare for audits and maintain operational compliance; supporting disaster recovery, business continuity, and operational resilience for mission-critical distributed platforms

Benefits

Workday Bonus Plan; role-specific commission/bonus; annual refresh stock grants; comprehensive benefits; flexible work schedule