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Open nowPosted 8 hours ago

Senior Java Middleware Engineer / Apache ServiceMix Specialist

Scalian795 open roles

Where
Casablanca, Morocco
Work mode
Hybrid
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Your applicationOpen nowSenior Java Middleware Engineer / Apache ServiceMix SpecialistScalian · Casablanca, Morocco

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  3. 25 readersRecruiter, hiring manager, skeptic. Round after round.

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The clock on this job

Early applications get read.

13.9% of postings close within 7 days. Measured by our own scanner across the market. Scalian postings stay open a median of 18 days.

Share of postings closed within
  1. 2.2%1 day
  2. 4.7%3 days
  3. 13.9%7 days
  4. 22.4%14 days
  5. 38.1%30 days
  6. 59.0%60 days
This job: posted 8 hours ago

Scalian median: 18 days open

The posting

Company Description

Scalian is a multinational engineering consulting firm with over 35 years of experience and nearly 5,500 specialists across 11 countries.

We provide expertise in Operations & Technology and Information Technology to a variety of industries, including aerospace, defense, railways, and energy, supporting their development.

At Scalian, people are at the heart of our priorities. By joining us, you will have the opportunity to achieve your professional goals in a collaborative and supportive environment.

Job Description

Position Overview

We are seeking an experienced Senior Java Middleware Engineer / Apache ServiceMix Specialist to support the analysis, optimization, and modernization of a critical middleware platform. The successful candidate will be responsible for improving system performance, diagnosing complex issues, and providing technical recommendations to enhance reliability, scalability, and maintainability.

Key Responsibilities

  • Analyze and optimize the existing Apache ServiceMix middleware platform.
  • Review and enhance Apache Karaf, Apache ActiveMQ, and overall middleware configurations.
  • Monitor, analyze, and improve JVM performance, including memory management, garbage collection, and runtime optimization.
  • Identify, troubleshoot, and resolve memory leaks, performance bottlenecks, and system inefficiencies.
  • Conduct detailed performance assessments and root-cause analyses.
  • Evaluate platform vulnerabilities, technology obsolescence, and associated risks.
  • Define and implement recommendations to improve application stability, scalability, and performance.
  • Collaborate with development and infrastructure teams to optimize middleware architecture.
  • Review CI/CD and build processes, leveraging GitLab and related development environments.
  • Produce technical documentation, assessment reports, and performance improvement roadmaps.

Required Skills & Experience

Technical Expertise

  • Strong hands-on experience in Java development.
  • Proven expertise with:Apache ServiceMix Apache Karaf Apache ActiveMQ
  • Advanced knowledge of:JVM tuning and optimization Garbage Collection (GC) analysis Memory profiling and leak detection Thread analysis and troubleshooting Performance monitoring and diagnostics
  • Experience with middleware architecture, integration patterns, and messaging systems.
  • Knowledge of vulnerability assessment and technology lifecycle management.
  • Familiarity with GitLab, source control, build pipelines, and deployment processes.

Preferred Tools

  • JProfiler, YourKit, VisualVM, Eclipse MAT
  • Prometheus, Grafana, ELK Stack
  • Maven, Jenkins, GitLab CI/CD
  • Linux environments and shell scripting

Qualifications

  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
  • 7+ years of experience in Java development and middleware technologies.
  • Proven experience in performance optimization and troubleshooting of enterprise applications.
  • Strong analytical, communication, and reporting skills.

Deliverables

  • ServiceMix platform assessment report.
  • JVM and middleware configuration review.
  • Memory leak and performance bottleneck analysis.
  • Vulnerability and obsolescence assessment.
  • Actionable recommendations and optimization roadmap.
  • Performance improvement reports with measurable outcomes.
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