Steven Onoja
@stevenonoja
DevOps Engineer and Full-Stack Developer specializing in scalable AWS infrastructure and automated DevSecOps CI/CD.
What I'm looking for
I’m a results-driven DevOps Engineer and Full-Stack Developer with 5+ years of experience designing scalable cloud infrastructure, automating CI/CD pipelines, and building modern web applications. I focus on reliability, measurable delivery improvements, and security that’s integrated into everyday workflows, not added after release.
At Cloudhight Consulting, I took direct ownership of CI/CD pipeline development using Jenkins, cutting average deployment lead time from four hours to under one hour. I redesigned the end-to-end delivery process—rewriting APIs and modernising the toolchain—reducing delivery lead time by 73% and generating estimated annual savings of $800K. I also automated fleet updates with Bash + Ansible, standardised configuration to drive a 40% drop in customer-reported incidents, and integrated Trivy, Checkov, and SonarQube across the DevOps lifecycle to shift vulnerability detection left.
Before that, I built and maintained customer-facing products as an Applications Developer, using Next.js, React, and REST APIs to keep UX clean and predictable. I also developed a React Native streaming application backed by Appwrite, including real-time updates and offline-graceful behavior, and I’ve consistently contributed through Agile/Scrum while improving code quality and operational documentation.
Experience
Work history, roles, and key accomplishments
DevOps Engineer
Cloudhight Consulting
Mar 2025 - Present (1 year 3 months)
Owned AWS infrastructure and CI/CD pipeline development with Jenkins, cutting average deployment lead time from four hours to under one hour. Redesigned the delivery process—rewriting APIs and modernising the toolchain—to reduce delivery lead time by 73% and deliver estimated annual savings of $800K.
Applications Developer
RUSUL Ltd
Jan 2023 - Mar 2025 (2 years 2 months)
Built and maintained a customer-facing website using Next.js and React, including a responsive redesign that improved usability on mobile and low-bandwidth connections. Developed a React Native streaming app backed by Appwrite and integrated REST APIs to deliver predictable front-end UX and auth flows.
Junior Web Developer
NNPCL
Apr 2021 - Dec 2022 (1 year 8 months)
Implemented responsive UI components with React, HTML5, and CSS3, integrating third-party REST APIs while ensuring consistent cross-device behavior. Optimised existing Java applications by debugging, profiling, and making algorithmic improvements that reduced processing time on key workflows.
Education
Degrees, certifications, and relevant coursework
Ulster University
Master of Science, Computer Science & Technology
2025 -
Completing an MSc in Computer Science & Technology with Business Development at Ulster University.
Afe Babalola University
Bachelor of Engineering, Computer Engineering
2018 - 2023
Completed a BEng in Computer Engineering at Afe Babalola University.
Tech stack
Software and tools used professionally
GitHub
SonarQube
Kubernetes
Jenkins
GitHub Actions
React Native
Expo
MySQL
PostgreSQL
MongoDB
Hadoop
Lucidchart
Gmail
Node.js
Next.js
Tailwind CSS
Figma
Terraform
Jira
Sonatype Nexus
JavaScript
HTML5
Java
Grafana
Prometheus
New Relic
Firebase
WordPress
Ansible
Bandwidth
NGINX
Apache Tomcat
AWS KMS
Appwrite
Trivy
Bash
Checkov
Enhance
Effect
Jan
Availability
Location
Authorized to work in
Website
stevenincloud.onlineSalary expectations
Job categories
Skills
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