Performance Engineer, Retail E-commerce

Tools & Technologies:

Domain Knowledge: Proven experience working on large-scale, high-traffic retail e-commerce platforms.

Performance Testing Tools: Expert-level proficiency with industry-standard load testing tools - JMeter, LoadRunner.

Java Stack Performance Engineering: Deep expertise in core Java performance engineering, including JVM tuning (HotSpot, OpenJDK), Garbage Collection (GC) analysis and optimization, heap memory analysis (heap dumps, profilers), and concurrency/threading management (Java 8 Java 21).

APM & Profiling: Hands-on experience with Application Performance Management (APM tools - Dynatrace) and code profilers.

Programming/Scripting: Strong scripting skills in languages like Python, Java, or Groovy.

Cloud & Infrastructure: Solid understanding of cloud platforms (AWS) and containerization technologies (Docker, Kubernetes).

Databases: Experience with performance tuning of both SQL (Microsoft SQL and Oracle ) and NoSQL databases (Cassandra, Astra, PostgreSQL).