dspace-group/simphera-reference-architecture-aws
Jan 2025 – Jan 2026
8 Months active
Languages Used
HCLMarkdownTerraformJSONPowerShellYAMLSVGXML
Technical Skills
AWSInfrastructure as CodeTerraformAWS EKSEKSOpenSearch
vradicevicds
PROFILE
Vradicevicds
Vladimir Radicevic engineered and maintained the dspace-group/simphera-reference-architecture-aws repository, delivering robust AWS infrastructure automation for Kubernetes-based workloads. Over eight months, he implemented features such as automated backup and restore systems, Windows and GPU node group support, and conditional resource provisioning for services like Minio. His work leveraged Terraform, Python, and PowerShell to enforce infrastructure as code, automate least-privilege IAM policy generation, and streamline deployment patterns. By addressing network security, resource cleanup, and documentation generation, Vladimir improved deployment reliability, auditability, and operational flexibility. His contributions reflect a deep understanding of cloud infrastructure, DevOps practices, and scalable, maintainable system design.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
29Total
Bugs
7
Commits
29
Features
14
Lines of code
6,253
Activity Months8
Your Network
8 peopleSame Organization
@dspace.hr2
Shared Repositories
6
Work History
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026: Delivered an optional Minio deployment feature for the AWS reference architecture, enabling conditional creation of Minio resources (service accounts and IAM roles) controlled by the enable_minio variable. This allows deploying the app without Minio when not needed, reducing resource usage and improving flexibility. The change is tracked in commit 78514fa7db53856bc9ecd71a854e474106736502 (Co-authored-by: github-actions[bot]). No major bugs reported this month; all changes validate against typical deployment scenarios. Technologies demonstrated include Kubernetes resource provisioning, conditional resource creation, IAM/service account management, feature toggling, and collaboration with automated tooling. Business value: cost savings, faster deployments, and adaptable architecture for varied workloads.
1 Commits • 1 Features
Jan 1, 2026January 2026: Delivered an optional Minio deployment feature for the AWS reference architecture, enabling conditional creation of Minio resources (service accounts and IAM roles) controlled by the enable_minio variable. This allows deploying the app without Minio when not needed, reducing resource usage and improving flexibility. The change is tracked in commit 78514fa7db53856bc9ecd71a854e474106736502 (Co-authored-by: github-actions[bot]). No major bugs reported this month; all changes validate against typical deployment scenarios. Technologies demonstrated include Kubernetes resource provisioning, conditional resource creation, IAM/service account management, feature toggling, and collaboration with automated tooling. Business value: cost savings, faster deployments, and adaptable architecture for varied workloads.
January 2026
August 2025
2 Commits • 1 Features
Aug 1, 2025August 2025 — Delivered a new Python-based AWS Cloud Infrastructure Snapshot Tool to generate a partial cloud specification for clusters, and fixed a broken Codemeter RPM download link across configuration files. These changes improve deployment visibility, audit readiness, and software provisioning reliability, enabling faster troubleshooting and more accurate infrastructure documentation.
August 2025
2 Commits • 1 Features
Aug 1, 2025August 2025 — Delivered a new Python-based AWS Cloud Infrastructure Snapshot Tool to generate a partial cloud specification for clusters, and fixed a broken Codemeter RPM download link across configuration files. These changes improve deployment visibility, audit readiness, and software provisioning reliability, enabling faster troubleshooting and more accurate infrastructure documentation.
June 2025
7 Commits • 3 Features
Jun 1, 2025Delivered three core outcomes in June 2025 for the AWS reference architecture: scalable IVS storage provisioning, enhanced documentation and encryption configuration, and an automated least-privilege IAM policy generator. These changes reduce provisioning friction, strengthen security posture, and improve maintainability, delivering measurable business value through faster deployments, auditable IAM controls, and clearer encryption practices.
7 Commits • 3 Features
Jun 1, 2025Delivered three core outcomes in June 2025 for the AWS reference architecture: scalable IVS storage provisioning, enhanced documentation and encryption configuration, and an automated least-privilege IAM policy generator. These changes reduce provisioning friction, strengthen security posture, and improve maintainability, delivering measurable business value through faster deployments, auditable IAM controls, and clearer encryption practices.
June 2025
May 2025
6 Commits • 3 Features
May 1, 2025May 2025 progress focused on stabilizing the AWS reference architecture, improving resource governance, and documenting deployment patterns for environment-agnostic workloads. Delivered key infrastructure updates, fixed critical cleanup bugs, and enhanced security and policy alignment to support scalable, compliant deployments.
May 2025
6 Commits • 3 Features
May 1, 2025May 2025 progress focused on stabilizing the AWS reference architecture, improving resource governance, and documenting deployment patterns for environment-agnostic workloads. Delivered key infrastructure updates, fixed critical cleanup bugs, and enhanced security and policy alignment to support scalable, compliant deployments.
April 2025
6 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary focusing on delivery, stability, and capability growth across the AWS-based Simphera reference architecture. Key deliveries broaden platform support for production workloads, tighten infrastructure governance, and position the project for future Terraform and Kubernetes improvements.
6 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary focusing on delivery, stability, and capability growth across the AWS-based Simphera reference architecture. Key deliveries broaden platform support for production workloads, tighten infrastructure governance, and position the project for future Terraform and Kubernetes improvements.
April 2025
March 2025
1 Commits • 1 Features
Mar 1, 2025Month: 2025-03 | Summary: March 2025 focused on delivering a robust data backup and restore capability for the IVS environment within the AWS reference architecture. Key deliverable: IVS Backup and Restore System that automates backups for MongoDB EBS volumes, S3 buckets, and OpenSearch indices with configurable retention policies and schedules, plus a PowerShell script for restoring MongoDB EBS volumes. The work is tracked under repo dspace-group/simphera-reference-architecture-aws (commit 9d8a5397dde632ed285c343332eedd715e457e2f). Impact: strengthened data protection, reduced risk of data loss, faster disaster recovery, and compliance-friendly retention. Technologies/skills: AWS services (EBS, S3, OpenSearch), MongoDB backups, PowerShell scripting, automation, and DevOps practices.
March 2025
1 Commits • 1 Features
Mar 1, 2025Month: 2025-03 | Summary: March 2025 focused on delivering a robust data backup and restore capability for the IVS environment within the AWS reference architecture. Key deliverable: IVS Backup and Restore System that automates backups for MongoDB EBS volumes, S3 buckets, and OpenSearch indices with configurable retention policies and schedules, plus a PowerShell script for restoring MongoDB EBS volumes. The work is tracked under repo dspace-group/simphera-reference-architecture-aws (commit 9d8a5397dde632ed285c343332eedd715e457e2f). Impact: strengthened data protection, reduced risk of data loss, faster disaster recovery, and compliance-friendly retention. Technologies/skills: AWS services (EBS, S3, OpenSearch), MongoDB backups, PowerShell scripting, automation, and DevOps practices.
February 2025
5 Commits • 2 Features
Feb 1, 2025February 2025 performance summary for dspace-group/simphera-reference-architecture-aws. This month focused on stabilizing the EKS-based runtime, expanding cloud-native deployment capabilities, and fixing provisioning edge cases to reduce risk. Key work included consolidating EKS deployment into internal modules/eks for better control and maintainability; enabling deployment of an AWS OpenSearch Domain for IVS instances with accompanying docs, Terraform changes, and Secrets Manager integration; and addressing critical provisioning issues such as GPU node group IAM role naming and VPC flow logs creation race conditions. These changes deliver faster, more reliable deployments, stronger security posture, and a more scalable reference architecture, enabling teams to onboard quickly and reduce operational toil. Technologies demonstrated include Terraform module development, AWS EKS, IAM, OpenSearch, Secrets Manager, and provider configuration management.
5 Commits • 2 Features
Feb 1, 2025February 2025 performance summary for dspace-group/simphera-reference-architecture-aws. This month focused on stabilizing the EKS-based runtime, expanding cloud-native deployment capabilities, and fixing provisioning edge cases to reduce risk. Key work included consolidating EKS deployment into internal modules/eks for better control and maintainability; enabling deployment of an AWS OpenSearch Domain for IVS instances with accompanying docs, Terraform changes, and Secrets Manager integration; and addressing critical provisioning issues such as GPU node group IAM role naming and VPC flow logs creation race conditions. These changes deliver faster, more reliable deployments, stronger security posture, and a more scalable reference architecture, enabling teams to onboard quickly and reduce operational toil. Technologies demonstrated include Terraform module development, AWS EKS, IAM, OpenSearch, Secrets Manager, and provider configuration management.
February 2025
January 2025
1 Commits
Jan 1, 2025January 2025: Delivered a focused bug fix to restore connectivity for Launch Template-based node groups in the AWS reference architecture, reducing deployment failures and improving reliability of infrastructure auto-scaling.
January 2025
1 Commits
Jan 1, 2025January 2025: Delivered a focused bug fix to restore connectivity for Launch Template-based node groups in the AWS reference architecture, reducing deployment failures and improving reliability of infrastructure auto-scaling.
Activity
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Quality Metrics
Correctness91.8%
Maintainability92.8%
Architecture92.4%
Performance85.4%
AI Usage20.6%
Skills & Technologies
Programming Languages
HCLJSONMarkdownPowerShellPythonSVGShellTerraformXMLYAML
Technical Skills
AWSAWS EKSBackup and RecoveryCI/CDCloud InfrastructureCloudFormationConfiguration ManagementDevOpsDocumentationDocumentation GenerationEKSIAMInfrastructure as CodeKubernetesNetwork Security
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline