Use Java, concurrency expertise, and database optimization to strengthen scalable SaaS systems. Investigate production performance across application, cache, database, and edge layers.

As a Senior Software Engineer, you will diagnose end-to-end bottlenecks affecting latency, throughput, and capacity. The role requires relational database knowledge, including MySQL and Hibernate, plus JVM profiling and execution plan analysis. You will guide effective feature design and support secure, dependable software delivery.

Key Responsibilities:

- Enforce query timeouts and protect critical system resources
- Maintain metrics, dashboards, alerts, and automated monitoring tools
- Drive fixes across code, SQL, and configuration
- Participate in metrics reviews and capacity analysis




- Contribute to incidents, RCA, and long-term mitigations

Requirements:
- Five-plus years of software development experience
- Strong Java or similar-language development knowledge
- Understanding of JVM internals and garbage collection
- Experience with query optimization, indexing, and schema design
- Hands-on profiling tools and cloud infrastructure experience

Bring Java development, SQL tuning, concurrency, and production observability experience to challenging multi-tenant SaaS scalability work.

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📌 Java Scalability And Reliability Engineer (Toronto)
🏢 Okta
📍 Toronto