10/03/2026 updated

**** ******** ****
100 % available

Senior Middleware Platform Engineer

Wroclaw, Poland
Worldwide
Bachelor’s degree in Electronics
Wroclaw, Poland
Worldwide
Bachelor’s degree in Electronics

Profile attachments

Oleksandr_Kushnarov_Senior_IBM_MQ_Consultant.pdf
Oleksandr_Kushnarov_Senior_Middleware_Platform_Reliability_Engineer.pdf
Oleksandr_Kushnarov_Senior_Technical_Consultant_Platform_Engineer.pdf

About me

Senior IBM MQ & Middleware Platform Consultant with 15+ years of experience in enterprise messaging, OpenShift/Kubernetes, platform reliability and automation. Specialized in IBM MQ, HA, clustering, migrations, troubleshooting, Ansible, Python and production-critical environments.

SRELokiLinuxOpenShiftPrometheusIbm MqGrafana
IBM MQ / Enterprise Messaging
15+ years of experience with IBM MQ in business-critical enterprise environments, including architecture, administration, clustering, high availability, disaster recovery, security, migrations, upgrades, performance analysis and complex troubleshooting.

Middleware & Integration Platforms
Strong experience with enterprise messaging and integration platforms, including IBM MQ, IBM MQ MFT, IBM App Connect Enterprise (ACE) and IBM Integration Bus (IIB). Experienced in designing and supporting reliable messaging architectures and integration services.

OpenShift / Kubernetes / Platform Engineering
Hands-on experience with containerized middleware platforms, Red Hat OpenShift, Kubernetes, Linux/RHEL and platform operations. Focus on reliability, availability, operational readiness and production support.

Automation & Engineering
Automation of middleware and infrastructure activities using Ansible, Python, shell scripting and Git-based workflows. Experience designing migration and transformation automation, reducing manual effort and improving repeatability.

Reliability / SRE / Troubleshooting
Production incident analysis, root-cause analysis, problem management, platform reliability and operational improvement. Experienced in troubleshooting complex issues across messaging, operating systems, networking, TLS/certificates and application connectivity.

Monitoring & Observability
Experience with Prometheus, Grafana, Loki and related observability concepts for infrastructure and middleware monitoring, alerting and troubleshooting.

Security
IBM MQ security, TLS/SSL, certificates, authentication, authorization, channel security and secure connectivity in enterprise environments.

Technical Consulting
Architecture and solution design, technical assessments, migration planning, platform modernization, technical leadership, documentation, knowledge transfer and collaboration with infrastructure, application and security teams.

Core technologies: IBM MQ, MQ Clustering, IBM MQ MFT, ACE, IIB, OpenShift, Kubernetes, RHEL/Linux, Ansible, Python, Bash, Prometheus, Grafana, Loki, Docker/containers, Git, CI/CD, TLS/SSL, PKI, HA/DR.

Experience

Professional experience0 - 5 years
Freelancer since2011

Languages

EnglishFluent

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