Nustone

Client Overview

Nustone, a leading UK Stone Supplier, is facing several DevOps challenges that are slowing down their innovation and increasing operational costs. To address these issues, Nustone partnered with The Tech Clouds (TTC)—a trusted AWS consulting and DevOps expert — to modernize and automate their deployment infrastructure.

Challenge

Before the transformation, Nustone struggled with:

• Inconsistent deployments due to manual intervention.
• No standardized DevOps pipeline or automation framework.
• Slow-release cycles with limited monitoring and rollback capabilities.
• Difficulty managing multiple microservices across environments.

These challenges hindered agility, delayed releases, and limited scalability across their cloud infrastructure.

What We Provide Them

Automated CI/CD Flow Implementation

• Sourcing Stage: TTC utilizes GitHub or CodeCommit to pipeline or auto-trigger for every code. This eliminates manual starts.

  How this benefits Nustone:

  1. Ensures immediate CI feedback after each commit, accelerating developer iteration.
  2. Prevents human error from missed or delayed pipeline triggers.
  3. Enables consistent, auditable change records for compliance and traceability.
  4. Reduces lead time to verify changes, improving overall deployment cadence.

• Building Stage: TTC uses AWS CodeBuild to compile source, run automated test suites, and produce versioned Docker images.

  How this helps Nustone:

  1. Identifies build or testing failures early, reducing faulty releases to later stages.
  2. Produces immutable, versioned Docker images for predictable, reproducible deployments.
  3. Automates quality gates (unit, integration, and security scans) before deployment approval.
  4. Speeds developer feedback loops and reduces manual QA effort.

• Deployment Stage: TTC orchestrates rollouts to dev, UAT, and production on Amazon EKS, using images from ECR and CloudWatch for health checks.

  How this strengthens the pipeline and automates environments:

  1. Provides consistent, repeatable deployments across environments via manifest-driven orchestration.
  2. Enables rolling updates and controlled rollouts, minimizing downtime and customer impact.
  3. Integrates health checks and CloudWatch alarms to trigger automated rollbacks on anomalies.
  4. Automates environment promotion (dev → UAT → prod) with the same pipeline logic, eliminating manual handoffs.
  5. Leverages Kubernetes autoscaling and namespace isolation to ensure environment stability and resource efficiency.

Key Benefits Observed by Nustone

1. Parallel Pipeline Execution for Multiple Microservices
   TTC’s implementation of AWS CodePipeline allowed Nustone to run multiple pipelines in parallel, enabling independent deployments for each microservice. This streamlined delivery process significantly reduced bottlenecks and improved overall release efficiency.

2. Automated Quality Gates Between Environments
   Automated quality gates were integrated into the pipeline to validate code and tests before progressing to the next environment. This ensured only verified builds moved forward, reducing defects and enhancing production reliability.

3. Integrated with ECR for Container Image Management
   By integrating AWS Elastic Container Registry (ECR), TTC centralized image storage and version management for Nustone’s services. This simplified tracking, improved image reuse, and ensured consistent, secure deployments across all environments.

4. Automated Rollbacks via CloudWatch Alarms
   CloudWatch alarms were configured to automatically detect and respond to deployment failures. TTC uses this proactive rollback mechanism to minimize downtime and safeguard uptime, ensuring seamless continuity during unexpected issues.

Amazon EKS Implementation by The Tech Clouds (TTC)

To strengthen Nustone’s application reliability and scalability, The Tech Clouds (TTC) implemented a robust Amazon Elastic Kubernetes Service (EKS) architecture built for performance, automation, and resilience.

1. Multi-AZ Clusters for High Availability
   TTC deployed EKS clusters across multiple AWS Availability Zones, ensuring uninterrupted application performance even in the event of a zone failure. This setup provided Nustone with fault tolerance, reduced downtime risk, and a guaranteed consistent user experience.

2. Auto-Scaling Node Groups for Dynamic Resource Allocation
   By configuring EKS-managed node groups with auto-scaling, TTC ensured that Nustone’s workloads could automatically adjust to real-time demand. This flexibility optimized resource utilization and significantly reduced unnecessary infrastructure costs during low-traffic periods.

3. Namespace Separation for Environment Isolation
   TTC structured distinct namespaces for development, UAT, and production environments within EKS. This logical separation maintained environment integrity, prevented configuration conflicts, and enabled parallel development without disruption.

4. Containerized Microservices for Independent Scaling
   Applications are containerized and deployed as monolithic for now, and for future-proofing can be converted to microservices, allowing each service to scale independently based on performance metrics. This modular approach improved deployment agility and simplified troubleshooting.

5. Integration with ConfigMaps and AWS Secrets Manager
   TTC securely integrated application configurations and credentials using AWS EKS’s Secrets and ConfigMaps. This enhanced security posture by centralizing sensitive data management while maintaining compliance with best practices.

6. Horizontal Pod and Cluster Autoscalers for Intelligent Scaling
   TTC configured Horizontal Pod Autoscaler and Cluster Autoscaler to automatically adjust resources based on CPU and memory usage. This ensured consistent performance during traffic spikes while minimizing costs during idle times.

CI/CD Pipeline Implementation & Acceleration Results

The Tech Clouds (TTC) revolutionized Nustone’s development workflow by implementing a fully automated Continuous Integration and Continuous Development (CI/CD) pipeline. This is powered by AWS CodePipeline, CodeBuild, and EKS. This transformation replaces manual, error-prone processes with a streamlined, scalable DevOps framework that accelerates releases and improves delivery quality.

Performance Gains Observed by Nustone

• Deployment Frequency: Increased from weekly releases to multiple times daily, enabling faster innovation and feature delivery.
• Lead Time for Changes: Reduced from hours or days to minutes, enhancing developer productivity and operational agility.
• Cost Optimization: Achieved 30–40% cost reduction through automated scaling and efficient resource management.
• Faster Rollbacks: Reduced rollback times from hours to minutes, minimizing the impact of failed deployments and improving system reliability.

Results & Process Improvements

Following the successful implementation of the CI/CD and EKS solutions, Nustone experienced measurable operational and process-level improvements that enhanced efficiency, reliability, and compliance across all development teams.

Key Process Improvements Observed by Nustone

• Standardized Deployments Across Teams: TTC enabled a unified deployment framework ensuring consistency and predictability in every release.
• Eliminated Manual Intervention: Automated workflows replace manual steps, minimize errors, and accelerate delivery.
• Automated Testing & Security Scanning: Continuous testing and integrated security checks enhanced code quality and reduced vulnerabilities.
• Complete Audit Trail and Compliance: Detailed logging and traceability features provided full transparency, supporting governance and regulatory compliance.

End-To-End Architecture Stack

1. Amazon ECR (Elastic Container Registry): All application Docker images were stored, versioned, and managed in ECR. This enabled consistent and secure image distribution across multiple environments.
2. AWS CodePipeline: CodePipeline acted as the orchestration layer, automating every stage from security to deployment, ensuring smooth, error-free CI/CD operations.
3. AWS CodeBuild: TTC configured CodeBuild to automatically compile code, run tests, and generate Docker images. This guaranteed build consistency and reduced manual involvement.
4. Amazon EKS Clusters: Containerized applications were deployed across EKS clusters for scalability and reliability. The multi-AZ setup ensures resilience against infrastructure failures.
5. Elastic Load Balancer (ELB): Load Balancers distributed incoming traffic evenly across pods in EKS clusters, maintaining optimal performance even during high user load.
6. CloudFlare Integration: TTC integrated CloudFlare to provide enhanced security, faster content delivery, and global availability through its CDN and DDoS protection capabilities.
7. CloudWatch Monitoring: Comprehensive CloudWatch dashboards offer real-time visibility into application health, performance metrics, and pipeline status, enabling proactive issue resolution.
8. IAM Security & Access Control: IAM roles and policies were implemented to enforce strict access permissions for developers, services, and pipelines, ensuring compliance and secure operations.

Conclusion

Through this integrated architecture spanning ECR, CodePipeline, CodeBuild, EKS clusters, Load Balancer, Cloudflare, CloudWatch, and IAM security, The Tech Clouds (TTC) built a seamless, automated environment for Nustone’s development and deployment lifecycle.

Every component worked in synchronization to deliver faster releases, continuous monitoring, secure access, and reliable performance across all environments. By unifying CI/CD automation with advanced monitoring and security layers, TTC ensured that Nustone’s infrastructure remained resilient, scalable, and cost-efficient.

This end-to-end architecture not only optimized Nustone’s DevOps efficiency but also upheld the integrity, consistency, and empowering reliability of their digital ecosystem, empowering the organization to scale with confidence and innovation.