AI-augmented transformation
· Sovereign CLOUD 

· hyperscaler cloud

· APPLICATION LANDSCAPEs

Enterprise architecture for transformation that has to work.

· DACH  · UKI   · MEA

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James O’Brien

About Me

With 26 years of experience as an Enterprise and Software Architect, I specialize in designing robust, scalable systems tailored to meet business goals and drive growth. From startups to large enterprises, I bring a holistic approach to creating software architectures that not only solve current challenges but prepare your business for the future. I help leadership teams design AI-augmented, sovereign-cloud and transformation programs that survive contact with delivery.

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HOW I HELP

Services

Enterprise Architecture

E

Business and IT alignment strategies

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Digital transformation and innovation

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Tailored TOGAF & Tool based practice setup

AI-Augmented Architecture

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Agentic system design

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GraphRAG patterns and GenAI vendor selection

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governance tooling that keeps AI-era design suites consistent as they grow

Sovereign & Regulated Cloud

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Sovereign-cloud architecture for KRITIS & Regulated Industries

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Architectural assessments and optimization

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Solution architecture for complex business requirements

Solution Architecture

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Design and development of scalable, high-performance applications

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Cloud-native architectures and microservices

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System integration and process automation

Cloud Operating Models

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Service design & FinOps.

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Platform Engineering Setup.

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Managed Service Portfolio for Hyperscalar or internal platforms

Operating-Model & C-suite Advisory

E

Technical roadmaps and IT strategy

E

Architectural assessments and optimization

E

Independent Vendor Selection

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James O’Brien

Why Work With Me

Proven Expertise

With a deep understanding of both business needs and technical requirements, I deliver solutions that drive efficiency and scalability.

Tailored Solutions

Every business is unique. I collaborate closely with you to ensure the architecture aligns with your specific goals.

End-to-End Support

From initial consultation to project delivery, I provide comprehensive support, ensuring a smooth transition from planning to execution.
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Selected Outcomes

A few results from 26 years of architecture work.

10B+

Events per day on a near-real-time call-monitoring platform across 36 million subscribers — delivered onsite in under four months.

3,500

Developers in a microservices Centre of Excellence stood up at a tier-1 US client, anchoring a major renewal.

12

Data Centers brought under single purpose built Cloud management and CICD stack for the roll out of a national telco network.