Aiman Najjar

Reduced downtime incidents by 90% and increased system reliability by orchestrating a seamless zero-downtime migration project from legacy ECS infrastructure to AWS EKS Kubernetes infrastructure.
Supported over 7000 operations per second (OPS) with enhanced performance by architecting, maintaining, and continuously improving infrastructure for user-facing production systems.
Decreased plaintext intra-service communication by 90% and bolstered data protection by deploying Istio Service Mesh technology with mTLS authentication.
Reduced deployment errors by 40% and increased deployment speed by 25% through implementing Terraform/Terragrunt's 'infrastructure-live' design pattern for Infrastructure as Code practices.
Decreased DevOps support requests overhead by 70% by developing and implementing a Jenkins Shared Library solution, enabling customizable Jenkinsfiles while enforcing organizational conventions.
Reduced OS and DB patching times and minimized downtime during server replacements by developing automation tools for infrastructure processes.
Decreased migration time and enhanced reliability by streamlining automated datacenter migrations.
Enabled dynamic scalability and reduced CI/CD pipeline runtime by provisioning a new Kubernetes-based Jenkins infrastructure.
Increased deployment efficiency and reduced error rates by optimizing Ansible playbooks and crafting custom modules.
Enhanced incident response times and improved overall system stability by leading on-call rotations for internal stakeholders.
Improved system uptime by resolving VMware Workspace ONE automation failures within SLAs while supporting critical production infrastructure.

Ensured company's ability to manage an unexpected and significant spike in traffic during the COVID-19 pandemic by creating Propel's DevOps team and driving the transformation to a scalable infrastructure.
Achieved a significant reduction in DevOps support overhead errors by migrating Jenkins pipelines to Pipeline as Code through Jenkinsfiles maintained in application repositories.
Enabled new hires to quickly start contributing by facilitating the recruitment and expansion of the DevOps team through detailed documentation and personal knowledge transfer sessions.

Achieved a significant reduction in testing time and ensured higher quality releases through the implementation of automated testing for Couchbase's Database as a Service platform.
Developed a more robust testing framework and accelerated development cycles by creating a mock Kubernetes controller to simulate AWS environment behaviors.

Spearheaded DevOps initiatives at Pythian, resulting in increased client satisfaction through streamlined processes and enhanced technology stacks.
Orchestrated a seamless migration of couchsurfing.com's search platform to Elasticsearch, ensuring uninterrupted service and improving search functionality.
Designed and implemented automated processes for document migration during the Solr to Elasticsearch transition, reducing migration time and minimizing operational risks.

Reduced infrastructure costs while enhancing scalability and reliability by engineering and executing migration of Optivia to GCP.
Optimized resource utilization and improved system agility by directing the migration of legacy virtual machines to GCP.
Enhanced visibility and control and improved overall system stability by establishing dynamic inventory management systems for client monitoring during the Optivia migration.

Time Warner Cable (now Spectrum): Implemented DevOps solutions for the analytics team, provisioning Big Data infrastructure (Hortonworks Hadoop) using Puppet. Assisted in refactoring Spark jobs into unit-testable ones and constructed CI pipelines.
Rakuten Marketing: Consulted on DevOps initiatives, integrating backend microservices with HashiCorp Vault for secure storage of encrypted PII data in an Oracle database.
Northwestern University: Introduced DevOps practices to a technology team, planned and executed AWS Cloud migration, and established CI/CD pipelines for Java Spring-based applications.
TravelClick: Automated configuration management of new infrastructure using Ansible and Chef. Conducted advanced testing of Chef cookbooks utilizing Test Kitchen.
NeuroTech LLC: Implemented bug fixes for the company's digital platform developed in PHP and Laravel framework.