Karthikeyan Vijayakumar

Client: Olympus, USA

Objective: Build and scale a secure, integrated Global Medical Platform on Azure.

• Customized Azure Landing Zones to support multi-region deployments aligned with Olympus’ enterprise architecture.
• Engineered a highly secure cloud environment leveraging patterns such as:
• Azure Cloud Security is aligned with Governance, Risk, and Compliance (GRC).
• Azure Kubernetes Service (AKS)-based network segmentation
• CI/CD automation using Azure DevOps
• Developed Infrastructure as Code (IaC) using Terraform for scalable, repeatable, and auditable infrastructure provisioning.
• Integrated Azure Custom Vision to analyze medical scan images for intelligent tagging and categorization as part of clinical decision support.
• Leveraged Azure PromptFlow to facilitate contextual knowledge sharing across medical teams and support staff.
• Led the integration of APIs and microservices built with .NET Core, running on Azure Kubernetes Service.
• Strengthened platform observability through centralized monitoring with Azure Monitor, Application Insights, and Site24x7.
• Ensured operational excellence through performance tuning, security hardening, and compliance adherence across all cloud-native workloads.

Client: TekSystems Global Services - Product Group, USA

Objective: Achieve Microsoft Partner certification for Azure Landing Zone and Azure App Modernization solutions.

• Designed Azure Landing Zones to support enterprise-scale workloads.
• Developed Infrastructure-as-Code (IaC) using Terraform for consistent and repeatable deployments.
• Led the implementation of Azure Landing Zones, gathered required evidence, and successfully secured Microsoft Partner certification for both Azure Landing Zone and Azure App Modernization offerings.

Client: Albertsons, USA

Objective: Modernize and migrate workloads to Azure

• Established an AKS Migration Factory for orchestrating workload migrations.
• Containerized existing on-premises applications and migrated them to Azure Kubernetes Service (AKS).
• Set up Azure platform infrastructure including AKS, CI/CD pipelines, and monitoring systems.
• Defining service standards, governance models, and best practices for high-quality service delivery.
• Driving process improvement initiatives:

Client: Accenture - CIO, USA

Objective: Design and deliver intelligent automation and AI-driven solutions to streamline IT service operations and legal contract lifecycle management within Accenture’s internal enterprise systems.

• Architected and implemented a real-time resolution engine using event-driven microservices to drastically reduce service request turnaround times.
• Designed a context-aware recommendation engine powered by real-time telemetry and historical ticketing data to assist end users in incident triage and resolution.
• Deployed and operationalized machine learning models using Azure Machine Learning, with fully automated CI/CD pipelines orchestrated via Azure DevOps, supporting continuous integration, model versioning, and automated validation.
• Bridged the gap between business and technology by translating complex requirements into scalable, maintainable, and production-grade solutions.
• Authored and reviewed comprehensive Solution Architecture Documents (SADs), business requirement mappings, project charters, and delivery roadmaps for enterprise-wide initiatives.

Client: Hess Corporation

Objective: Develop collaborative enterprise platforms and modern intranet solutions to enhance internal communication and media sharing.

• Architected and delivered enterprise collaboration platforms using SharePoint Technologies tailored for internal knowledge sharing.
• Led the development of a modern corporate intranet and media-sharing portal using SharePoint and ReactJS, improving employee engagement and communication.
• Conducted stakeholder workshops to gather business requirements and translated them into scalable product specifications.
• Oversaw full-stack development, testing, and deployment, ensuring on-time delivery and stakeholder satisfaction.
• Facilitated continuous delivery through effective communication management, feedback loops, and release governance.

Client: Capital Group

Objective: Create a unified platform for Capital Market analysts to collaborate and share insights seamlessly across global teams.

• Designed and deployed a market research collaboration platform using SharePoint and AngularJS, enabling analyst knowledge sharing and workflow automation.
• Defined and maintained detailed project plans, aligning delivery milestones with business priorities.
• Presented progress updates and risk assessments to internal stakeholders and client executives.
• Coordinated daily project operations, including sprint planning, issue resolution, and change control processes.

Client: Soft Card

Objective: Digitally transform internal communications and social collaboration using Microsoft SharePoint and cloud-ready intranet solutions.

• Led the end-to-end development of a feature-rich organizational intranet for internal news publishing, employee engagement, and strategic communication.
• Directed the global launch of SharePoint Mysite, enabling enterprise social features such as tagging, presence, messaging, and advanced search.
• Delivered a successful Lotus Notes to SharePoint migration, ensuring seamless user experience and data integrity.
• Built a dynamic BI-powered SharePoint portal with multilingual support, data visualizations, and global time zone adaptability.
• Customized and optimized SharePoint components including Mysite, Search, and Office ribbon to align with corporate branding and usability standards.
• Designed performance validation tools and reviewed technical documentation to ensure delivery excellence.

Client: Nokia Siemens Network

Objective: Enhance operational efficiency and business intelligence through SharePoint-based dashboards and workflow automation.

• Developed SharePoint WebParts, custom workflows, dashboards, and KPI scorecards to support business operations.
• Collaborated with business analysts to gather functional requirements and translated them into technical design documents and test specifications.
• Supported global teams in the rollout of SharePoint-based solutions, ensuring performance, reliability, and user training.

Client: Microsoft India

Objective: Contribute to the enterprise portal development initiatives on SharePoint 2007 as part of Microsoft’s offshore development team.

• Designed and developed SharePoint WebParts, workflows, and site definitions as part of Microsoft’s collaboration and content management solutions.
• Customized SharePoint lists, libraries, surveys, master pages, templates, and stylesheets to meet evolving business needs.
• Built reusable components such as event handlers, timer jobs, Excel Services integrations, and custom portal layouts.
• Authored detailed design and implementation documentation, contributing to delivery governance and knowledge management.