Telecom billing: rating, mediation, and BSS integration
How to integrate legacy billing systems with 5G cloud cores, minimize fraud losses, and transition to modular architecture based on TM Forum ODA standards.
Serhiy Balashuk 7 min read
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Practical guidance on management accounting, budgeting, treasury, period close, financial controls and evidence-based AI.
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516 publications
Serhiy Balashuk 7 min read
Architecture of carrier SIP routing: protecting voice cores from fraud
We examine carrier SIP routing architecture and methods for protecting voice cores from fraud by integrating MNP, billing systems, and cryptographic verification.
Serhiy Balashuk 6 min read
Modern telecom operator architecture: from monolithic BSS/OSS to cloud core
Transitioning from closed monolithic BSS/OSS to a modular API-first architecture based on ODA and 3GPP standards is essential for successful cloud integration and business agility.
Anton Marrero 6 min read
AI cost forecasting and FinOps automation: the future of cost management by 2027
Shifting from reactive invoice analysis to proactive cost modeling during architectural design using unit economics and AI assistants.
Mykhailo Vyhovsky 6 min read
Cloud-native architecture and cost: how design impacts TCO
Why cloud bills rise after migration and how to embed financial efficiency (FinOps) into infrastructure design during the application planning stage.
Mykhailo Vyhovsky 6 min read
Cloud overspending: how to curb over-provisioning and zombie resources
Analyzing cloud architectural errors: from over-provisioning to uncontrolled scaling, and exploring practical mitigation methods through FinOps and proper governance.
Yuriy Syvytsky 7 min read
Cloud governance: policies, tags, guardrails, and cost prevention
Effective cloud governance requires shifting from reactive cost-cutting to automated design-phase control and shared financial responsibility between teams.
Yuriy Syvytsky 5 min read
FinOps practices for enterprise: from chaos to unit economics
A practical guide to cost allocation, rightsizing, and reserved capacity for CTOs and CFOs. Learn how to turn the cloud into a predictable and efficient business asset.
Anton Marrero 6 min read
Anatomy of cloud billing: why budgets leak
Cloud budget control is a continuous architectural process. We analyze budget leaks, FinOps implementation, and practical infrastructure optimization tools.
Serhiy Balashuk 6 min read
Multi-cloud and hybrid infrastructure: when it makes sense
Analyzing a pragmatic approach to multi-cloud and hybrid architectures: how to avoid operational complexity traps, implement FinOps, and secure the organizational perimeter.
Yuriy Syvytsky 6 min read
Cloud migration: lift-and-shift, re-platform, or re-architect
Choosing a cloud migration strategy is a financial and architectural decision. We analyze how to prevent budget growth using cost modeling and FinOps methodology.
Yuriy Syvytsky 6 min read
FinOps in enterprise: from chaotic cloud spending to unit economics
An overview of implementing a FinOps culture, the Inform-Optimize-Operate cycle, and unit economics principles to effectively manage cloud spending in the enterprise sector.
Mykhailo Vyhovsky 6 min read