Samuel Oji
Development
Texas, United States
Skills
DevOps
About
Samuel Oji's skills align with Programmers (Information and Communication Technology). Samuel also has skills associated with Consultants and Specialists (Information and Communication Technology). Samuel Oji has 6 years of work experience, with 3 years of management experience, including a low-level position.
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Work Experience
DEVOPS ENGINEER
Walmart Inc
January 2021 - September 2022
- Teamed with business analysts to deliver high-availability solutions for mission-critical applications, saving 5% month-to-month in cloud spending. Pioneered adoption of containerization technologies (Docker, Kubernetes), increasing application portability and improving deployment efficiency by 20%. Developed and maintained infrastructure-as-code modules with Terraform, enabling faster provisioning of resources and consistent configurations. Coordinated with development and QA teams to automate testing and deployment processes using Git, GitHub and security testing tools, increasing compliance and security. Integrated monitoring and logging solutions, including New Relic Prometheus, Splunk and Datadog, providing actionable insights and facilitating rapid issue resolution. Utilized SonarQube, OWASP ZAP and Snyk to ensure code quality, third party library assurance and application security. Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance. Monitored automated build and continuous software integration process to drive build/release failure resolution.
DEVOPS ENGINEER
CloudFit Software
April 2019 - November 2020
- Collaborated with cross-functional teams to design, develop, and deploy scalable cloud-based solutions on AWS, reducing deployment time by 40%. Implemented CI/CD pipelines using Jenkins and GitHub Actions ensuring seamless software releases and 30% reduction in time-tomarket. Optimized cloud infrastructure using Terraform and Ansible, leading to 20% savings on cloud expenses and improved performance. Spearheaded automation of routine tasks using Python and Bash scripting, freeing up developer resources and reducing human error. Managed and monitored various databases, including MongoDB, MySQL, PostgreSQL, MariaDB, and Aurora. Documented project design for reference and future use cases. Asked open-ended questions within my team to set clear expectation and communicated with stakeholders on-time when an issue arises.
LINUX SYSTEMS ADMINISTRATOR
T5 Group
February 2018 - March 2019
- Oversaw and fine-tuned numerous Linux servers, bolstering performance and uptime to guarantee smooth operations. Routinely performed comprehensive security audits and proactively instituted stringent security protocols, thereby significantly reducing the risk of potential data breaches. Showcased adeptness in scripting and devising automation for regular tasks, which substantially boosted operational efficiency. Successfully deployed virtualization solutions such as VirtualBox and VMWare, leading to marked improvements in server utilization and overall performance. Managed and configured a range of networking devices, including switches, routers, and firewalls, to maintain peak network performance. Served as an instrumental contributor to the migration of onpremises infrastructure to AWS, markedly enhancing system scalability and dependability. Administered and preserved MySQL and PostgreSQL database servers, safeguarding data availability and integrity. Collaborated synergistically with cross-functional teams, playing a key role in pinpointing, and resolving system issues and fostering enhancements in overall system performance.
DEVOPS ENGINEER
S1 Technology Services
October 2022 - Present
- Collaborated with, and testing teams to design robust solutions meeting client requirements for functionality, scalability, and performance. Utilized Terraform to automate Cloud service infrastructure and deploy cloud resources. I have Created S3 bucket storage in AWS using terraform and assigned proper permissions for accessibility. I have a continuously utilized Maven, Ant, or Gradle for mvn builds and tests with emphasis on jar, war, and ear packages. Integrated Selenium in the development environment for test automation. Continuously managed the 3 maven lifecycle of maven which include Clean, Site/Swagger, and Default and to make sure Goals are achieved. Experienced in different Maven dependencies such as Selenium, JUNit, and log4j. Utilized Gradle for task dependencies in certain Java and Web projects for an easier automation and process. Familiar with different JVM languages such as Java, Groovy, and Scala which I have used in configuration to run different tasks. Utilized Java and Python in scripting and automation in different software development projects. Optimized vendor portal for clients including CVS, Dollar General, Family Dollar, and Circle K, enhancing communication efficiency and high availability. Monitored automated build and continuous software integration process, driving build/release failure resolution. Worked with cross-functional design teams to create software solutions that improved overall functionality and performance. Integrated security best practices into the software development lifecycle using tools like AWS Control Tower and Cloud Custodian, minimizing potential vulnerabilities. Mentored junior DevOps engineers on proper engineering methods and created team strategy for SDLC automation and release management. Documented processes and procedures, enhancing team knowledge and collaboration.
MENTOR
CodeYourFurture
January 2021 - Present
- Providing guidance and support to underprivileged individuals seeking careers in the tech industry. Assisting with the development of coding and problem-solving skills through mentorship and tutoring. Maintained strict confidentiality in all situations unless abuse, neglect, or threats identified. Assisted youth with homework assignments, sports, and fitness, art, and literacy. Provided guidance and recommended coping mechanisms for youth dealing with difficult issues.
Education
Liberty University
Master of Science
January 2015 - December 2017
