OLUYEMI EMMANUEL IRERUA
Lagos
Summary
A highly motivated and results-oriented DevOps/DevSecOps Engineer with over 3 years of hands-on experience in building, automating, and securing CI/CD pipelines and infrastructure. Proven ability to implement and manage cloud-based solutions (AWS, Azure) while prioritizing security best practices. Expertise in infrastructure as code (Terraform and CloudFormation), configuration management (Ansible) and containerization technologies (Docker, and Kubernetes). Passionate about fostering a culture of collaboration and continuous improvement to deliver secure and reliable software releases. Adept at troubleshooting complex issues, optimizing performance, and automating repetitive tasks. Seeking a challenging role where I can leverage my skills to contribute to the success of a dynamic team and organization.
Overview
5
5
years of professional experience
15
15
Certification
Work History
Training Facilitator
3MTT
08.2024 - Current
- Give expert training in DevOps and Cloud Computing.
- Administered assessments before, during and after courses.
- Taught more than 60 classes within a year.
- To create a large pool of skilled tech workers to power Nigeria's digital economy.
- Aims to foster innovation and economic growth by empowering young Nigerians with cutting-edge skills.
- Building Nigeria's technical talent backbone to power our digital economy and position Nigeria as a net talent exporter.
DevOps Engineer
Ophir-Cloud Solutions
02.2024 - Current
- Implemented a GitOps workflow using ArgoCD to automate the deployment of microservices to a Kubernetes cluster.
- Reduced deployment time by 20% by streamlining the CI/CD pipeline with ArgoCD. Enhanced application reliability by automating rollbacks and canary deployments.
- Achieved a 96% cost reduction for 80 ETL pipelines by migrating from AWS Glue to a self-managed Apache Airflow environment. This involved deploying Airflow on EC2 instances within an ECS cluster, orchestrated via Terraform. The migration decreased monthly infrastructure costs from $10,000 to $400, without compromising on performance.
- Orchestrated containerized applications using Kubernetes. Designed and implemented Kubernetes clusters.
- Integrated Maven, Nexus, and SonarQube in our pipelines to build and ensure code quality.
- Created and maintained Account security Policies using IAM, Security Groups, and Access Control Lists.
- Designed and managed cloud infrastructures on AWS using AWS services like: VPC, EC2, S3, CloudFront, EBS, ECS File System, RDS, Route53, Cloud Watch, ELBs, and Security Groups.
- Designed and implemented monitoring infrastructure using monitoring tools like: AWS CloudWatch Prometheus, Grafana, Nagios.
- Collaborated with various teams such as QA, and Production regularly to ensure that all test and production environments are functioning properly.
DevSecOps Engineer
Olivet Cloud Solutions
07.2020 - 03.2023
- Developed Infrastructure Cl/CD Pipelines pre-commit, Code Pipeline, Step functions, GitHub, TF and bandit to detect security issues
- Implemented cloud Account, resource tagging and achieved 60% compliance for the company line of business chargeback policy by using Lambda, Cloud Watch, Cloud Trail, Terraform automation
- Designed and implemented AWS infrastructure and deployed Cl/CD tooling and automation
- Applied cloud trail to all regions and encrypted log files with SSE-KMS
- Extensively worked on Building and installing servers
- Created multiple resources in AWS through AWS Cloud Formation and provisioned them using Terraform templates
- Worked on Virtual Private Cloud, Endpoint Security and WAF
- Worked on Terraform templates for provisioning VPC, subnets, VM Scale sets, Load balancers, and NAT rules
- Experienced in JIRA for ticketing, defect tracking system and configuration.
Education
Java Programing Language
National Institute of Information Technology
Edo State10-2017
Certificate - Business Administration
Herriot-Watt University
01.2015
Cisco Certified Networking - undefined
Micon Institute of Technology
01.2010
Skills
- GitOps
- Ansible
- ArgoCD
- Docker
- Kubernetes
- Jenkins
- GitLab CI/CD
- CircleCI
- Azure DevOps
- Prometheus
- Grafana
- ELK Stack
- Datadog
- Terraform
- SQL
- NoSQL
- MySQL
- PostgreSQL
- MongoDB
- Load Balancing
- AWS
- Azure
- GCP
- SAST
- DAST
- SCA
- Nessus
- Snyk
- SonarQube
- Trivy
- Kali Linux
- Firewalls
- Test automation
- Continuous integration
- Containerization technologies
- IT solution development
- Linux operating system
- Continuous deployment
- IT solution building
- Security best practices
- Version control systems
Certification
- Endpoint Compliance Associate (OECA), OPSWAT Academy
- Network Security Associate (ONSA), OPSWAT Academy
- File Security Associate (OFSA), OPSWAT Academy
- Web Traffic Protection Associate (OWPA), OPSWAT Academy
- SASE Advance Security Certification, CATO SASE
- SASE Deployment and Management Certification, CATO SASE
- Google Cyber Security Professional Certificate, GOOGLE
- Microsoft Cyber Security Professional Certificate, MICROSOFT
- Google Professional Cloud Security Engineer, GOOGLE
- Google Professional Cloud Architect, GOOGLE
- Administering Information Security in Microsoft 365 (SC-401), MICROSOFT
Accomplishments
Achieved a 96% cost reduction for 80 ETL pipelines by migrating from AWS Glue to a self-managed Apache Airflow environment. This involved deploying Airflow on EC2 instances within an ECS cluster, orchestrated via Terraform. The migration decreased monthly infrastructure costs from $10,000 to $400, without compromising on performance.
Timeline
Training Facilitator
3MTT
08.2024 - Current
DevOps Engineer
Ophir-Cloud Solutions
02.2024 - Current
DevSecOps Engineer
Olivet Cloud Solutions
07.2020 - 03.2023
Cisco Certified Networking - undefined
Micon Institute of Technology
Java Programing Language
National Institute of Information Technology
Certificate - Business Administration
Herriot-Watt University
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