🚀 FLAGSHIP ACHIEVEMENTS: HealthHub AI Healthcare Platform (10,000+ users, 99.94% uptime) • CloudMart E-Commerce Transformation ($2.25M monthly profit) • £4.5M+ Total Business Impact Delivered
Executive Summary
Senior Site Reliability Engineer and Multi-Cloud AI Integration Specialist with proven track record of architecting production-grade platforms that deliver transformational business results. Creator of HealthHub AI Healthcare Platform serving 10,000+ daily users with 99.94% uptime and CloudMart E-Commerce Platform generating $2.25M monthly profit increase. Deep expertise across AWS, Azure, Google Cloud, and OpenAI with comprehensive NHS healthcare domain knowledge. Achieved 99.96% average uptime, 4.2-minute MTTR, and £4.5M+ cost optimization while maintaining zero security incidents across regulated environments.
Business Impact Delivered
🏥 HealthHub AI Healthcare Platform
• 10,000+ daily users with 99.94% uptime
• $2.3M annual cost savings
• Multi-cloud AI integration (AWS+Azure+Google+OpenAI)
• Zero security incidents with HIPAA/GDPR compliance
🛒 CloudMart E-Commerce Transformation
• $2.25M monthly profit increase
• 99.97% Black Friday uptime (10x traffic, 500K+ users)
• 90% customer support automation
• 70% faster deployments via CI/CD
⚡ SRE Excellence Achievements
• Industry-leading 4.2-minute MTTR
• 99.96% average uptime across 15+ services
• 85% reduction in system failures
• Automated incident response implementation
💰 Cost Optimization Results
• £4.5M+ total cost savings delivered
• 63% cost reduction at Moorfields Hospital
• 20% operational savings at Chelsea & Westminster
• Multi-cloud optimization strategies
Core Technical Expertise
🌐 Multi-Cloud AI Integration
AWS: Lambda, DynamoDB, S3, CloudWatch, API Gateway, Cognito, Polly, Translate, EKS
Azure: AI Speech Services, Cognitive Services, AKS, Functions, Logic Apps
Google Cloud: Vision AI, BigQuery, GKE, Cloud Storage
OpenAI: GPT-4, Assistant API, Function Calling, Amazon Bedrock
⚡ Site Reliability Engineering
Monitoring: Prometheus, Grafana, CloudWatch, ELK Stack, X-Ray
Reliability: SLI/SLO, Error Budgets, Chaos Engineering, MTTR Optimization
Incident Response: Automated runbooks, Intelligent alerting, Post-incident reviews
🔒 Healthcare Compliance & Security
Regulations: GDPR, NHS Digital Standards, HIPAA, Clinical Risk Management
Security: Zero-trust architecture, DevSecOps, ISO 27001
Tools: Trivy, GuardDuty, IAM, IRSA, Secrets Manager
🚀 DevOps & Infrastructure
Orchestration: Kubernetes (EKS/AKS/GKE), Docker, Microservices
Infrastructure as Code: Terraform (95% automation), CloudFormation, ARM Templates
CI/CD: GitHub Actions, AWS CodePipeline, Blue-green deployments
📊 Data & Analytics
Real-time Pipelines: DynamoDB Streams → Lambda → BigQuery
AI/ML Operations: Azure AI Language, Sentiment Analysis
Analytics: Custom dashboards, Business intelligence, Real-time processing
💻 Programming & Automation
Languages: Python, PowerShell, Bash, YAML, JSON
Databases: DynamoDB, Azure SQL, RDS, Cosmos DB
Version Control: Git, GitHub, GitLab, Azure DevOps
Professional Experience
Senior Site Reliability Engineer & Multi-Cloud AI Integration Specialist
Luul Solutions Ltd | March 2022 - Present | London, UK
🏥 HealthHub Multi-Cloud AI Healthcare Platform (February 2025 - August 2024)
- Architected enterprise healthcare AI platform serving 10,000+ daily patient interactions with 99.94% uptime exceeding healthcare SLA requirements
- Successfully integrated AWS + Azure + Google Cloud + OpenAI achieving 99.8% API reliability for patient-critical systems
- Delivered $2.3M annual cost savings through intelligent multi-cloud optimization and serverless architecture implementation
- Built fault-tolerant serverless backend with 7 microservices handling 50,000+ daily requests at 99.99% availability
- Implemented comprehensive AI services: OpenAI GPT-4 for virtual assistance, Azure Speech Services for medical transcription (98% accuracy), Google Vision AI for disease detection
- Maintained full HIPAA and GDPR compliance with automated audit trails, real-time monitoring, and zero security incidents across 8+ months
- Achieved industry-leading MTTR of 4.2 minutes through automated incident response and comprehensive observability implementation
🛒 CloudMart AI-Driven E-Commerce Platform (March 2022 - January 2024)
- Led complete legacy-to-modern transformation generating $2.25M monthly profit increase through strategic AI automation implementation
- Reduced 500-person customer support team to 50 AI supervisors achieving 90% support automation using OpenAI and Amazon Bedrock
- Delivered 99.97% uptime during Black Friday peak handling 10x traffic spike with 500K+ concurrent users
- Implemented 70% faster deployments (from days/weeks to hours) via automated CI/CD pipelines using GitHub Actions and AWS CodePipeline
- Built real-time data analytics pipeline using DynamoDB Streams → AWS Lambda → Google BigQuery enabling data-driven business decisions
- Successfully migrated monolithic architecture to containerized microservices using Docker and Kubernetes (Amazon EKS)
- Provisioned multi-cloud infrastructure across AWS, Azure, and GCP using reusable Terraform modules with 95% automation coverage
- Implemented comprehensive DevSecOps practices including IAM roles, IRSA, Trivy security scans, and centralized secrets management
🚀 Core SRE & Infrastructure Leadership
- Maintained 99.96% average uptime across 15+ production services over 3+ years with comprehensive monitoring and alerting
- Reduced MTTR from 45 minutes to 4.2 minutes through automated runbooks, intelligent alerting, and incident response automation
- Established comprehensive SLI/SLO/Error Budget methodology improving service reliability metrics by 65%
- Mentored 8+ engineers on SRE practices, monitoring strategies, and cloud-native architecture with 75% achieving promotions or leadership roles
- Led cultural transformation from traditional IT operations to modern DevOps and SRE practices across the organization
Cloud Engineer & Healthcare Infrastructure Specialist
Moorfields Private Eye Hospital | February 2021 - March 2022 | London, UK
- Conducted comprehensive AWS infrastructure audit delivering 63% quarterly cost reduction (£1.2M+ annual savings) through intelligent resource optimization
- Architected GDPR and NHS Digital Standards compliant cloud infrastructure supporting 5,000+ daily patient records with 99.9% uptime
- Developed enterprise-grade Terraform modules from scratch for healthcare-specific AWS components, reducing deployment time by 30%
- Built robust multi-AZ disaster recovery architecture ensuring 99.95% availability for critical patient care systems with RTO <30 minutes
- Optimized AWS API Gateway and CloudFront CDN achieving 40% performance improvement for patient portal applications serving 15,000+ patients
- Implemented comprehensive security controls achieving ISO 27001 compliance and passing all NHS Digital security assessments
System Administrator & IT Infrastructure Specialist
Chelsea & Westminster Hospital NHS Foundation Trust | March 2020 - February 2021 | London, UK
- Successfully maintained 99.9% uptime for critical hospital IT systems supporting 1,000+ staff and 50,000+ patient records annually
- Implemented advanced security protocols and regular audits, reducing security incidents by 30% while ensuring healthcare regulation compliance
- Led IT infrastructure upgrade project resulting in 40% increase in system performance and reliability across all hospital departments
- Optimized resource allocation and implemented virtualization technologies achieving 20% reduction in IT operational costs
- Developed and tested comprehensive disaster recovery plan reducing potential system downtime from hours to minutes
Flagship Platforms Portfolio
🌟 HealthHub Enterprise Healthcare Platform
GitHub: github.com/abdihakim-said/healthhub-enterprise-platform
Production-grade healthcare AI platform integrating AWS, Azure, Google Cloud, and OpenAI. Features three-pillar AI solution: medical transcription (Azure Speech Services), disease identification (Google Vision AI), and virtual assistance (OpenAI GPT-4). Serves 10,000+ daily users with 99.94% uptime and full HIPAA/GDPR compliance. Demonstrates enterprise-scale reliability engineering and healthcare AI integration.
🛒 CloudMart AI-Driven E-Commerce Platform
Complete legacy transformation to multi-cloud, AI-powered microservices architecture. Delivered $2.25M monthly profit increase through 90% support automation, 99.97% Black Friday uptime, and real-time analytics pipeline. Showcases enterprise-scale DevOps transformation, AI integration, and business impact delivery.
Education & Certifications
BSc Computer Science
University of Greenwich, London, UK | 2016-2019
Relevant Coursework: Software Engineering, Data Visualization, Business Intelligence, Time Series Analysis & Forecasting
Professional Certifications:
• AWS Certified Solutions Architect
• Kubernetes Certified Administrator (CKA)
NHS Healthcare Technology Journey
Progressive NHS Experience: Chelsea & Westminster Hospital → Moorfields Eye Hospital → NHS Digital
Healthcare Compliance Mastery: GDPR, NHS Digital Standards, HIPAA, Clinical Risk Management (DCB0129/DCB0160)
Patient-Critical Systems: 99.9%+ uptime across all NHS environments, zero data breaches, comprehensive audit trails
Clinical Integration: Deep understanding of healthcare workflows, patient safety requirements, and regulatory compliance frameworks