Ph3Senior Performance Manager – Distributed Systems Audit /h3h3Overview /h3pWe are seeking a highly experienced Performance Manager to perform an independent performance and resilience audit of a large-scale distributed application platform built on Java microservices. The mission focuses on identifying performance bottlenecks, scalability limitations, resilience gaps, and operational risks while providing actionable recommendations to improve system stability and efficiency. /ph3Key Responsibilities /h3ulliLead the performance assessment of a complex Java/Spring Boot microservices ecosystem. /liliAnalyze transactional workloads, batch processing flows, and system scalability. /liliIdentify application, database, messaging, and infrastructure-related performance bottlenecks. /liliEvaluate PostgreSQL database performance, query efficiency, replication mechanisms, and reporting workloads. /liliAssess event-driven communications, Kafka-based integrations, REST/SOAP APIs, and asynchronous processing patterns. /liliReview resilience mechanisms, fault tolerance, error handling, and service recovery capabilities. /liliEvaluate monitoring, logging, metrics, tracing, and observability practices. /liliAnalyze the impact of data migration and document migration processes on performance and system stability. /liliProduce evidence-based findings, risk assessments, and performance improvement recommendations. /liliPresent audit conclusions and strategic recommendations to technical and executive stakeholders. /li /ulh3Required Skills Experience /h3ulliExpert-level experience conducting performance audits in large-scale distributed systems. /liliStrong expertise in Java application profiling and performance diagnostics. /liliProven experience identifying application and technical bottlenecks in microservices environments. /liliDeep knowledge of observability platforms, monitoring tools, logging frameworks, metrics, and distributed tracing. /liliStrong understanding of resilience patterns, fault tolerance, and high-availability architectures. /liliExperience with PostgreSQL, Kafka, Spring Batch, containerized platforms, and enterprise integration patterns. /liliExcellent analytical, reporting, and stakeholder communication skills. /liliFluent French (C2 level). /li /ulh3Deliverables /h3ulliExecutive performance assessment for management. /liliDetailed audit report with quantitative and qualitative findings. /liliRoot-cause analysis of performance and scalability issues. /liliPrioritized roadmap of optimization and resilience recommendations. /liliTechnical risk assessment and performance risk map. /liliGovernance presentation and executive briefing materials. /li /ulh3Project Details /h3ullibRole: /b Senior Performance Manager /lilibLocation: /b Namur, Belgium /lilibWork Model: /b Hybrid /lilibOn-site Presence: /b Approximately 30% during assessment, workshops, and reporting phases /lilibLanguage: /b French (mandatory) /li /ulh3Ideal Profile /h3pA senior performance specialist with extensive experience auditing distributed Java-based platforms, capable of diagnosing complex performance issues across applications, databases, messaging systems, and integrations while delivering clear, actionable recommendations for both technical and executive audiences. /p /p #J-18808-Ljbffr