ShiftCode Analytics, Inc. ยท 3 weeks ago
System Performance Engineer - Lead SE : Mastercard
St. Louis, MO
Full-time
Hybrid
Senior Level, Lead/StaffShiftCode Analytics, Inc. is seeking a System Performance Engineer - Lead SE who specializes in application performance, system performance engineering, and cloud engineering. The role involves troubleshooting performance bottlenecks across distributed systems and ensuring that each component meets its service-level objectives in a cloud environment.
AnalyticsConsultingInformation Technology
No H1B
Responsibilities
Define service-level objectives (SLOs), performance budgets, and latency/throughput targets across services
Architect and champion comprehensive distributed tracing strategies (Dynatrace, AWS X-Ray, etc.)
Analyze application, platform, and cloud behavior using deep-dive techniques such as heap dumps, thread dumps, flame graphs, GC logs, network traces, and storage I/O profiling
Review service and system architectures for performance risks (e.g., synchronous hops, excessive dependencies, misconfigured connection pools, poor cache placement)
Conduct and lead root-cause analysis for performance incidents in production and pre-production environments
Develop capacity models and performance baselines for services running across cloud environments
Qualification
Required
Experience in high-volume transaction environments such as brokerage trading services, payment services, gaming, or large scale online retail
Ability to troubleshoot across entire application and technology stack in a cloud environment
Experience with Spring Boot
Experience with distributed systems, Spring Boot services, middleware components, and hybrid cloud environments (private cloud + AWS)
Ability to analyze container orchestration, networking paths, and system interactions under load
Experience with defining service-level objectives (SLOs), performance budgets, and latency/throughput targets across services
Experience with distributed tracing strategies (Dynatrace, AWS X-Ray, etc.)
Ability to analyze application, platform, and cloud behavior using techniques such as heap dumps, thread dumps, flame graphs, GC logs, network traces, and storage I/O profiling
Experience reviewing service and system architectures for performance risks
Experience conducting and leading root-cause analysis for performance incidents in production and pre-production environments
Experience developing capacity models and performance baselines for services running across cloud environments
Knowledge in Application Layer technologies such as Spring Boot internals, JVM tuning, thread/heap management, concurrency debugging, GC optimization
Knowledge in Container Runtime technologies such as PCF, Docker, container resource limits, CPU throttling, memory pressure
Knowledge in Orchestrators such as PCF, Kubernetes, ECS
Knowledge in Networking including service-to-service hops, TLS overhead, DNS, routing, load balancer configs (F5, Nginx, ALB/NLB), service mesh performance
Knowledge in Storage technologies including latency, IOPS constraints, distributed file system behavior
Knowledge in Caching & Middleware technologies such as Redis, Hazelcast, NATS, Kafka, RabbitMQ configuration and throughput tuning
Knowledge in Databases including connection pool tuning, slow queries, indexing, replication lag
Knowledge in Cloud Layer technologies including AWS compute/storage/network performance, regional latency, cross-cloud traffic patterns
Company
ShiftCode Analytics, Inc.
ShiftCode Analytics Inc is a Tampa, FL based firm formed with one sole purpose of delivering best and quick services to its clients nationwide.
Founded in 2019
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase