Our partner is looking for a Staff Software Engineer – Platform based in Spain. As a Staff Software Engineer on the Platform team, you will define the long-term technical vision for a large-scale, event-driven streaming platform that powers real-time financial services. You will also contribute to authentication, developer experience, quality engineering, and AI-native development initiatives. This is a senior technical leadership role combining strategic direction, hands-on engineering, cross-functional collaboration, and mentorship in a globally distributed environment. Contribute to developer experience, quality assurance, and AI-native engineering initiatives, ensuring that platform schemas, contracts, and event streams support agent-driven development workflows. Collaborate with Site Reliability Engineering on chaos testing and resilience exercises, and with QA teams on test tooling and pre-production release gates. Mentor senior engineers, share expertise, and delegate meaningful technical work that supports the growth of others. Participate in the platform on-call rotation and act as a technical lead during incidents affecting shared infrastructure. Manage deployments and contribute hands-on across application code, infrastructure configuration, logs, metrics, and operational troubleshooting. At least 8 years of professional software engineering experience, including several years operating systems at significant scale. Strong production-level expertise in Kafka or Redpanda, including partitioning, consumer groups, rebalancing, retention policies, delivery guarantees, and performance under load. Experience delivering real-time data to clients at scale using technologies such as WebSockets,



Server-Sent Events (SSE), or gRPC streaming, with a solid understanding of fan-out, backpressure, and slow-consumer management. Solid experience with relational databases, including core database concepts applicable to PostgreSQL. Strong Kubernetes knowledge beyond the basics, including the ability to write Helm charts and apply security best practices; Demonstrated expertise in at least one adjacent area: identity and access management, developer tooling and continuous integration, or testing and system resilience. Experience mentoring senior engineers and helping engineering teams improve their technical capabilities. Ability to balance technical quality and long-term maintainability with delivery speed and business needs. Familiarity with interface definition languages or binary serialization formats such as Protobuf, Avro, or FlatBuffers, particularly schema evolution across many consumers. Experience with change data capture tools such as Debezium or PeerDB, and an understanding of PostgreSQL logical replication. Knowledge of authentication technologies and standards such as OAuth 2.0, OIDC, JWT, Keycloak, or Cognito, especially for long-lived connections and machine-to-machine access. Background in chaos engineering, game days, load testing, or fault-injection testing. Experience with infrastructure as code and deployment tools such as Argo CD or Terraform. Familiarity with observability technologies including Grafana, Prometheus, Tempo, and PromQL. USD $500 home-office setup allowance Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring #

📌 AWS Software Engineer (Valencia)
🏢 Jobgether
📍 Valencia