Personal portfolio

Subhendu Bhattacharyya

Senior Cloud Architect | Cloud CoE & People Leadership

Cloud architect with 12+ years designing and delivering enterprise Azure transformation, including commercial and Azure Government Landing Zones for a 12,000+ user US DoD organization built to the Cloud Adoption Framework and NIST 800-171. Led a 15-person multi-region engineering team and built Cloud Ranger from zero to a 100+ client pipeline. As a Microsoft Certified Trainer,…

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has developed and certified engineers globally. As Founder of Speak2myCV, designed and built a production AI SaaS platform solo covering RAG architecture, vector search, multi-LLM routing, and a live voice AI agent, recognized by Claude for Startups and the Sarvam Startup Program.

Explore my work

LinkedIn Website

Led a 15-person multi-region global cloud team supporting 12,000+ users
Reduced Azure spend 30% through targeted optimization and cost-center governance
Consolidated a global on-premises datacenter estate into commercial Azure and Azure Government
Automated 12 mission-critical daily processes via PowerShell-based OneApp platform
Built Cloud Ranger from zero to a 100+ client pipeline with $1M projected revenue
Founder of Speak2myCV, recognized by Claude for Startups and the Sarvam Startup Program

Selected work

Experience, in practice.

Real projects. In my own words.

US Government / DoD organization (12,000+ users) · 2019-2024

Azure Cloud Cost Optimization for US Government / DoD Organization

Problem: High Azure cloud expenditure across multiple cost centers requiring financial oversight and optimization
Approach: Led a targeted cost-optimization program managing expenditure across cost centers with reporting to finance
Result: Reduced Azure cloud spend by 30%

-30% Azure spend

US Government / DoD organization (12,000+ users) · 2019-2023

Global Datacenter Consolidation and Azure Landing Zone Architecture

Problem: Global on-premises datacenter estate requiring consolidation and migration to Azure with NIST 800-171 compliance
Approach: Architected commercial and Azure Government Landing Zones aligned to NIST 800-171 and Cloud Adoption Framework; defined cloud strategy including naming conventions, tagging, network topologies, and global connectivity; executed migration of Windows and Linux VMs from Colorado datacenter
Result: Successfully consolidated global datacenters into Azure for 12,000+ user enterprise with secure, resilient foundations

12,000+ users migrated

US Government / DoD organization · 2019-2023

Mission-Critical Process Automation with PowerShell

Problem: 12 mission-critical daily processes requiring manual execution
Approach: Built 'OneApp' automation tool in PowerShell to handle routine operations
Result: Automated all 12 mission-critical daily processes

12 processes automated

US Government / DoD organization · 2019-2023

Azure Virtual Desktop Deployment for Remote Work

Problem: Need for secure remote access solution for remote staff and senior executives
Approach: Built and managed Azure Virtual Desktop (AVD) environment; resolved P1/P2 incidents and improved system stability, availability, and security posture
Result: Delivered secure remote work capability for staff and executives

Behind the work

My background.

The roles, skills and learning behind these projects.

Founder · Speak2myCV (Bong Innovations Pvt Ltd)
Aug 2026 – Present
- Own technical strategy and architecture for an AI SaaS that converts a CV into a live RAG chatbot, personal website, vCard, and email signature from a single upload.
- Architected and built the full production stack solo: FastAPI, PostgreSQL/pgvector, Jina AI embeddings, OpenRouter LLM routing, Cloudflare R2, Railway, and Razorpay international payments.
- Designed a hybrid retrieval engine combining vector and full-text search with Reciprocal Rank Fusion, section-aware chunking, and clarifying-question fallbacks.
- Built and exposed a custom MCP server making candidate profiles directly queryable by AI agents and external tools.
- Set engineering direction and build-vs-buy calls as sole technical founder, keeping the stack lean and cost-efficient.
- Recognized by Claude for Startups and the Sarvam Startup Program for the platform's technical foundation.
Cloud Solutions Architect · gotomyerp (QuickBooks & Sage Hosting) via TechFrolic
Feb 2025 – Aug 2026
- Delivered Microsoft Azure infrastructure, virtualization, Windows systems, and ERP hosting solutions for international enterprise clients.
- Planned and executed Azure migrations and Azure Virtual Desktop environments; administered Windows Server, Active Directory, and RDS for secure remote access.
- Automated routine administration with PowerShell and strengthened security, monitoring, backup, and disaster recovery using cloud best practices.
External Contractor, Digital Transformation – Senior Architect · WIA Systems India Private Limited
Jun 2024 – Aug 2024
- Launched and led Cloud Ranger, defining cloud-service offerings, go-to-market strategy, client relationships, and the delivery team required to win and retain business.
- Designed greenfield and brownfield Azure architectures matched to each client's security and performance requirements.
- Conducted market research and developed client and partner relationships, building a pipeline of 100+ clients and $1M projected revenue.
Systems Manager · WIA Systems India Private Limited
Sep 2023 – Jun 2024
- Served as the primary escalation point for complex Azure incidents, coordinating Microsoft Support and internal teams to restore service and reduce recurrence.
- Migrated legacy systems to Azure with minimal downtime and implemented preventive measures that reduced recurring escalations.
- Designed brownfield and greenfield environments to client-specific requirements, grounded in thorough assessment of current infrastructure and future goals.
Senior Cloud Architect · V2X (formerly Vectrus)
May 2019 – Aug 2023
- Led architecture and delivery of the enterprise Azure Landing Zone across commercial and US Government clouds for 12,000+ users.
- Defined cloud strategy and governance standards spanning naming, tagging, network topology, global connectivity, subscriptions, security controls, and migration patterns.
- Architected and executed Cloud Adoption Framework migrations of Windows and Linux workloads from the Colorado datacenter into Azure.
- Drove a cost-optimization program that cut Azure spend 30%; managed expenditure across cost centers and communicated results to finance.
- Led application modernization to Azure PaaS to improve ROI, system stability, availability, and operational resilience.
- Owned PIM and Conditional Access for 12,000+ users and three Azure subscriptions; designed Azure Government controls aligned to NIST 800-171.
Senior Corporate Trainer & Technical Consultant · Koenig Solutions Pvt. Ltd.
Jan 2016 – May 2019
- Delivered Microsoft Official training in Azure administration and architecture, MCSA/MCSE, Windows 10, and Office 365/Microsoft 365 to a global clientele.
- Partnered with Microsoft on collaborative training initiatives, developing skilled professionals aligned to Microsoft technology standards.
- Designed Azure Landing Zones for clients and ran Train-the-Trainer programs to Microsoft Official standards.
- Delivered a custom Azure scripting course for advanced practitioners, alongside Windows Client/Server training: MCSA/MCSE prep, SMB-focused consulting, OS troubleshooting, and Windows Server 2012/2012 R2 installation and design.
- Taught Google Cloud Professional Cloud Architect certification training and led both classroom and online sessions.
Digital Service Executive · iYogi Technical Services
Mar 2015 – Nov 2015
- Server monitoring, B2B/B2C technical support, and new-hire training.
Systems Associate · Capgemini India (Infrastructure Management Operations Center)
Feb 2013 – Sep 2014
- Windows Server monitoring, SLA-based incident management, and root-cause analysis using Tivoli.

Skills

Microsoft Azure
Azure Government
GCP
Azure Landing Zones
Cloud Adoption Framework
Hybrid Cloud
Migration Strategy
Azure PaaS Modernization
Terraform
PowerShell
Azure DevOps
CI/CD Pipeline Deployment
DevSecOps Alignment
Infrastructure Automation
NIST 800-171
PIM
Conditional Access
Key Vault
Recovery Services Vault
Cost Governance / FinOps
Azure Virtual Desktop
Azure File Share / Sync
DFS
Windows Server
Active Directory
RDS
Microsoft 365
People Leadership
Mentoring and Training
COE Strategy
Stakeholder Alignment
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Education

B.Sc. in Computer ApplicationWest Bengal State University · 2011
Higher Secondary (Pure Science)WB Council of Higher Secondary Education · 2008
MatriculationWB Board of Secondary Education · 2006

Certifications 11

Microsoft Certified Trainer (MCT)
Microsoft Azure Architect Technologies
Microsoft Certified: Azure Solutions Architect Expert
Microsoft Certified: Azure Administrator Associate
Microsoft Certified: Azure Fundamentals
Microsoft Specialist: Implementing Microsoft Azure Infrastructure Solutions
Microsoft Certified Solutions Expert (MCSE): Cloud Platform & Infrastructure
Microsoft Certified Solutions Associate (MCSA): Windows Server 2012
Terraform for Azure (instructor-led)
Google Cloud Certified, Professional Cloud Architect (renewal pending)
Google Certified Cloud Instructor (renewal pending)

Speaking, Recognition & Enablement

Recognized by Claude for Startups and the Sarvam Startup Program for Speak2myCV's technical foundation.
Speaker, Microsoft Official Azure Pre-Seller Roadshow, Johannesburg, Kuwait, Dubai, Jordan, Lebanon, and Amman.
Presenter, Microsoft Official Azure Webinar.
Featured Speaker, Microsoft Azure Day event held at Microsoft Gurgaon, India.
Distinguished Speaker, "Visual Studio 20th Anniversary & Visual Studio 2017 Launch Celebration," Microsoft Gurgaon, India.
Recognized Trainer for Microsoft Official Training within the Partner Division, 2019.

Training Delivered To

Microsoft (R&D and Delivery Center)
NVIDIA
Capgemini
Cognizant
TCS
HCL
Russell Investments
Winshuttle
Ilionx
NCR
Axalta Coating Systems India Pvt Ltd
Stryker India
EY
Infosys

Languages

English
Hindi

Selected Case Studies

Azure Virtual Desktop Deployment for Remote Work – US Government/DoD (2019-2023): Delivered secure remote work capability for staff and executives.
Mission-Critical Process Automation with PowerShell – US Government/DoD (2019-2023): Automated all 12 mission-critical daily processes via 'OneApp'.
Global Datacenter Consolidation and Azure Landing Zone Architecture – US Government/DoD, 12,000+ users (2019-2023): Consolidated global datacenters into Azure with secure, resilient foundations.
Azure Cloud Cost Optimization – US Government/DoD, 12,000+ users (2019-2024): Reduced Azure cloud spend by 30%.

Working Details & Engagement

Rate: $100 per hour, depending on project scope and complexity.
Availability: Limited—taking on select projects that align with expertise.
Engagement starts with a free consultation call to assess fit.
Offers custom consulting packages tailored to specific client needs.
Ideal client: leaders ready to challenge the status quo and experiment with new approaches.
Focuses on understanding the specific situation before recommending solutions.

In pictures