Panagiotis Koletsos | Senior Solution Architect

Architecture leadership for digital journeys, identity, platforms, and governed AI adoption.

Senior Solution Architect with 10+ years in telecom and enterprise technology. I translate target architecture into implementable designs across customer journeys, identity, APIs, platform modernization, and practical AI enablement.

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Designed prepaid onboarding, identity exchange, and API architectures for Vodafone.

Coordinated solution designs across distributed European and US engineering teams.

Authored production-ready enterprise GenAI reference designs and workflow guardrails.

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Enterprise cases, public-safe AI proof, and hands-on builds.

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Enterprise Proof2021-2022

Digital Onboarding for Prepay (Remote eKYC)

Led solution architecture for a digital prepaid onboarding journey covering remote eKYC, identity checks, digital signature, and activation.

Helped create a compliant digital onboarding path for prepaid customers.

telecomdigital-onboardingidentityekycsolution-architecture

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Enterprise Proof2024-2025

Vodafone ID Token Exchange and Authorization Simplification

Shaped token-exchange and authorization simplification patterns for Vodafone ID integrations.

identityssoauthorizationapi-architecture

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Enterprise Proof2026

Enterprise GenAI Architecture Reference

Created a public-safe enterprise GenAI reference architecture covering retrieval, guardrails, tool use, evaluation, and governance.

genairagguardrailsevaluation

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