Ali Dosunmu

Tech Lead- Cloud/Devops Engineer

Accomplised & Experienced DevOps Engineer with over 8 years of experience in designing, managing, and optimizing secure, scalable cloud environments on AWS, Azure, and Google Cloud Platform (GCP). Expertise in orchestrating end-to-end CI/CD pipelines, automation, and post-configuration management, improving software delivery efficiency. Led a cross-functional team in launching a new product, resulting in a 40% revenue increase in the first quarter. Configured and maintained build and deployment tools (Jenkins, Anthill Pro, Maven, Gradle) across AWS, Azure, and GCP. Proficient in database management (MySQL, Oracle), ensuring optimal storage, security, and performance. Experienced in Apache redirection rules for web applications, enhancing performance in multi-cloud environments. Hands-on expertise in designing and implementing cloud infrastructure solutions tailored to business needs.

Work Experience

Senior DevOps & Cloud Engineer

Zoom

Maryland

Dec 2023 - Current

  • Designed, developed, and implemented DevOps tools and automation frameworks to streamline CI/CD, testing, and software delivery pipelines enhancing deployment speed, reliability, and operational efficiency across multiple cloud environment.
  • Led the development and management of serverless applications using AWS Lambda to build scalable, event driven architectures; integrated Lambda with S3, SQS, SNS, and API Gateway to enable seamless, automated event-driven workflows across cloud services.
  • Automated the configuration and management of next-generation firewalls and load-balancing technologies across AWS and Azure, including Azure Firewall, Elastic Load Balancers (ELB/ALB), Application Gateways, NAT Gateways, and F5 BIG-IP devices.
  • Built and managed cloud infrastructure to support data engineering and analytics workloads, including AWS Kinesis for streaming, AWS Glue for ETL orchestration, and Amazon Redshift for scalable data warehousing.
  • Implemented Infrastructure as Code (IaC) using Terraform and CloudFormation to automate and standardize resource provisioning, designed reusable CI/CD pipeline templates that improved consistency across projects and reduced deployment time by 30%.
  • Developed comprehensive monitoring and alerting solutions using AWS CloudWatch and Datadog to proactively detect system issues and reduce downtime also established a disaster recovery plan that improved resilience and cut downtime by 50%.
  • Built and deployed serverless workloads with AWS Lambda and API Gateway, while leveraging Kong API Gateway for advanced traffic routing, authentication, and API governance.
  • Established a robust CI/CD pipeline using TeamCity/Harness to automate microservices deployment to Kubernetes (EKS), ensuring scalable and maintainable delivery workflows also integrated SonarQube into the pipeline to enhance code quality and reduce security vulnerabilities by 40%.
  • Developed and enforced cloud security and data governance controls using IAM, KMS encryption (at rest/in transit), and automated audit pipelines, ensuring 100% compliance with SOC 2, PCI-DSS, and internal cloud security policies.
  • Collaborated closely with developers to ensure that every code push to the version control system triggered seamless, automated deployments across cloud infrastructure through optimized CI/CD pipelines.
  • Authored and maintained technical documentation on pipeline architecture, recovery procedures, and CI/CD workflows, resulting in 30% faster onboarding of new engineers and SREs.
  • Played a key role in migrating infrastructure from AWS CloudFormation to Terraform, leading the adoption of modular IaC patterns and improving automation, consistency, and provisioning speed across environments.
  • Actively contributed to peer code reviews and architectural design discussions, mentoring junior engineers and increasing overall team delivery velocity by 20% YoY.
  • Conducted infrastructure gap analysis to assess system reliability, security, and operational efficiency, providing actionable recommendations to enhance maturity also supported cloud migration efforts by architecting and implementing automated, cloud-native solutions.

DevOps |Cloud Computing Engineer

BMW Group

Nov 2021 - Oct 2023

  • Managed and automated infrastructure using Terraform, ring consistent, secure deployments across development and production environments.
  • Built and maintained CI/CD pipelines using Jenkins, automating deployment workflows, reducing manual intervention by 50%, and improving pipeline reliability.
  • Deployed and maintained containerized applications with Docker and Kubernetes, utilizing Helm charts to handle complex service setups and environment configurations.
  • Integrated SCA tools like Snyk into the pipeline, ensuring compliance with open-source licensing and reducing security vulnerabilities in the codebase.
  • Wrote and maintained querying logic using SQL, DynamoDB, and Redshift to support operational data analysis and automation pipelines.
  • Created visual dashboards using AWS QuickSight and collaborated on integration with Tableau for cost and usage insights.
  • Resolved critical networking issues with DNS, VPN, and load balancing, optimizing application availability and performance for end-users.
  • Implemented comprehensive monitoring and observability with Nagios, Zabbix, and Datadog, enabling real-time visibility and faster issue resolution through proactive alerts and dashboards.
  • Automated disaster recovery processes using Terraform and CloudFormation, ensuring high availability and minimizing downtime during system outages.

Infrastructure Automation Engineer | Site Reliability Engineer

Guaranty Trust Bank

Feb 2017 - Jun 2021

  • Assisted in the automation of cloud infrastructure using Terraform and Ansible, enabling seamless deployments and reducing manual errors by 30%.
  • Hands-on experience with AWS Services like EC2, VPC, S3, ELB, RDS, Route53, CloudWatch, CloudTrail, AWS Network Firewall, Elastic Load Balancers, and more.
  • Supported the creation and maintenance of CI/CD pipelines using Jenkins and GitLab CI, streamlining development workflows and ensuring timely application deployments.
  • Configured and deployed Docker containers to enhance application portability and scalability, resulting in faster environment setup times.
  • Implemented basic Kubernetes clusters to manage containerized applications, ensuring that applications could scale reliably across multiple environments.
  • Performed system health checks and automated monitoring using Nagios and PRTG, reducing downtime by identifying and resolving issues before they escalated.
  • Collaborated with senior engineers to troubleshoot networking issues, including DNS configuration and VPN setup, optimizing system performance and security.
  • Assisted in configuring security best practices, including managing IAM roles and enforcing VPC security guidelines, enhancing overall system security.

Certifications

AWS Certified Solutions Architect

Associate Certification

Microsoft Certified

Azure Fundamentals

Education

Lamar University, Texas

Master of Science (Msc)

Management Information Systems

University of Ilorin, Kwara

Bachelor of Science (BSc)

Psychology

Skills

  • Cloud Platforms: AWS, Azure, GCP
  • Configuration Management: Ansible, Chef, Puppet
  • Monitoring Tools: Datadog, NewRelic, CloudWatch, Prometheus, Grafana, Nagios, Zabbix, PRTG
  • Observability Tools: ELK Stack (Elasticsearch, Logstash, Kibana), EFK Stack (Elasticsearch, FluentBit, Kibana), Splunk, Jaeger, Zipkin, New Relic, Dynatrace, Datadog
  • Collaboration Tools: Slack, Jira
  • Programming & Scripting: Go, Python, Bash, PowerShell
  • Kubernetes Tools: Karpenter, Argo, Helm, Kustomize, Keda
  • Containerization & Orchestration: Docker, Kubernetes (EKS, AKS)
  • Networking: DNS, TCP/IP, Load Balancers, Firewalls, VPNs
  • Infrastructure as Code (IaC): Terraform, Terragrunt, CloudFormation
  • SAST Tools: SonarQube, Snyk
  • DAST Tools: OWASP ZAP, Nessus
  • CI/CD Tools: Jenkins, GitHub Actions, Bamboo, Harness
  • API Gateway Managemment: Kong, AWS API Gateway, NGINX, Apigee, Kubernetes API Server
  • Security Tools: Wiz.io, TerraScan, Trivy, Kubesec, RBAC, Network Policies o Version Control: Git (GitHub, GitLab)
  • Other Skills: Agile, Scrum, Confluence, System Design, Unit Testing