Rhegisan Jebas

DevOps Engineer

Dublin, County Dublin, Ireland4 yrs 9 mos experience

Key Highlights

  • Reduced deployment times by over 30%.
  • Transformed legacy applications into modern containerized systems.
  • Expert in automating CI/CD pipelines and cloud infrastructure.
Stackforce AI infers this person is a Cloud Infrastructure Engineer with a strong focus on DevOps and Kubernetes technologies.

Contact

Skills

Core Skills

KubernetesGitopsMonitoringDevopsCloud Computing

Other Skills

DockerPrometheusGrafanaArgoCDHashiCorp VaultGitLab CIK3sAnsibleTerraformJenkinsSplunkNew RelicJavaScalaPython

About

๐ŸŒ DevOps Innovator | Cloud Native Engineer | Kubernetes Enthusiast A passionate Senior DevOps Engineer with 3.5 years of hands-on experience in automating, scaling, and optimizing complex systems. My journey has been driven by a love for solving problems through innovative use of technologies like Kubernetes โŽˆ, Terraform, Docker ๐Ÿณ, GitOps tools like ArgoCD ๐Ÿš€, and CI/CD pipelines powered by Jenkins ๐Ÿ”ง and GitLab ๐ŸฆŠ. I take pride in transforming legacy applications into modern containerized systems, ensuring resilient, scalable, and secure deployments on Inhouse servers and across cloud platforms like AWS โ˜๏ธ and Azure. My expertise lies in: โšก Automating CI/CD pipelines (Jenkins, GitLab CI, Kubernetes, ArgoCD) โšก Cloud Infrastructure as Code (Terraform) โšก Monitoring & Alerting (Prometheus, Grafana, Splunk) โšก Building robust, scalable environments that enhance system performance and cut down incident response times Along the way, Iโ€™ve collaborated closely with teams, enabling seamless DevOps transformations โš™๏ธ that not only reduced deployment times โณ but also improved system reliability by over 30% ๐Ÿ“ˆ. Iโ€™m eager to dive deeper into cutting-edge cloud technologies โ˜๏ธ and expand my expertise ๐Ÿ’ก. When Iโ€™m not geeking out over Kubernetes or cloud infrastructure, Iโ€™m on the field, playing cricket ๐Ÿ and staying active. Iโ€™ve organized and participated in various events, including leading a cricket tournament and securing first-place finishes in intercollege cricket tournaments ๐Ÿฅ‡, relay races ๐Ÿƒโ€โ™‚๏ธ, and treasure hunts ๐Ÿ—บ๏ธ. I also love contributing to causes I care about, having raised funds for underprivileged communities ๐Ÿ’– and supported International Esports events like DREAMHACK ๐ŸŽฎ. Open to opportunities in Cloud, DevOps, SRE, Platform, or Infrastructure Engineering roles, and always eager to connect with fellow technologists and sports enthusiasts alike.

Experience

4 yrs 9 mos
Total Experience
1 yr 6 mos
Average Tenure
2 mos
Current Experience

Fulcrum digital inc

Site Reliability Engineer/ BizOps Engineer

Mar 2026 โ€“ Present ยท 2 mos ยท County Dublin, Ireland ยท Hybrid

Career break

Professional development

Sep 2024 โ€“ Dec 2025 ยท 1 yr 3 mos ยท County Dublin, Ireland

  • Masterโ€™s in Cloud Computing โ€“ National College of Ireland
  • Focused on cloud-native architecture, distributed systems, and DevOps practices. Gained hands-on experience with AWS (EC2, S3, VPC), Kubernetes, Docker, and CI/CD pipelines to design, deploy, and monitor scalable applications.

Iss | institutional shareholder services

Associate / Cloud Native Engineer

Apr 2023 โ€“ Aug 2024 ยท 1 yr 4 mos ยท India

  • Managed Kubernetes clusters to automate deployments and scale applications, reducing deployment
  • downtime by 5-10 minutes per release and simplifying microservices management.
  • Standardized development environments, cutting setup time for new developers from hours to under
  • 30 minutes.
  • Created dashboards using Grafana to monitor system health, improving issue detection.
  • Implemented Prometheus for metric collection and alerting, leading to more accurate monitoring,
  • reducing false alerts by 15%, and enhancing response to critical issues.
  • Deployed K3s clusters in resource-constrained environments, achieving a 30-40% reduction in resource
  • usage compared to full Kubernetes installations.
  • HashiCorp Vault (POC): Automated sensitive credentials management, reducing manual errors and
  • improving security in password and API key handling.
  • ArgoCD (POC): Applied GitOps principles for smoother deployments, reducing configuration drift and
  • rollback times by 10-15 minutes during testing.
  • Introduced GitLab CI pipelines, reducing manual interventions and improving build and deployment
  • cycle time by 10-15%.
  • Managed artifacts using Jfrog to streamline dependency management, reducing versioning conflicts
  • and build failures by about 10%, leading to fewer development delays.
KubernetesDockerPrometheusGrafanaGitOpsArgoCD+2

Capgemini

2 roles

Sr. Software Engineer / Sr. DevOps Engineer

Promoted

Oct 2022 โ€“ Mar 2023 ยท 5 mos ยท Mumbai, Maharashtra, India

  • Automated application codes to incorporate and leverage the DevOps tools capability.
  • Strategized and implemented the development and deployment lifecycle using Docker, Ansible,Terraform and Jenkins which eliminated the manual deployment error rate, decreased the total time taken for deployment time by 60%.
  • Configured, managed and maintained the containerized application using Kubernetes
  • Monitored the applications behavior using Splunk, New Relic, Prometheus and Grafana.
DockerAnsibleTerraformJenkinsKubernetesSplunk+4

Software Engineer / DevOps Engineer

Mar 2021 โ€“ Oct 2022 ยท 1 yr 7 mos ยท Mumbai, Maharashtra, India

  • Actively worked in an agile software development environment which utilized the Scrum process and
  • consists of decoupled (Microservice) architecture.
  • Built Jenkins pipeline (CI/CD) for building, testing and deploying the API's.
  • Developed APIs using Java, Scala with Akka, Python, AWS Lamba, Google Cloud Storage, HBase, Kafka.
  • Debugged and optimized vintage codes, which reduced the
  • response time of the API by ~1-2 minutes.
JavaScalaPythonAWS LambdaGoogle Cloud StorageKafka+2

Education

National College of Ireland

Master's degree โ€” Cloud Computing

Sep 2024 โ€“ Nov 2025

Fr. Conceicao Rodrigues Institute of Technology

Bachelor of Engineering - BE โ€” Information Technology

Jan 2016 โ€“ Jan 2020

Wilson College Chowpatty Mumbai 400 007

Higher Secondary Certificate

Jan 2015 โ€“ Jan 2016

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