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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64 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
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
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
Integrating AI/ML into products: From prototype to production
Transitioning from experimental ML models to robust enterprise systems using AWS Well-Architected Framework, Google SRE, and 12-Factor App principles.
Yuriy Syvytsky 5 min read
Hybrid development in enterprise: balancing custom code and low-code
How to combine the flexibility of custom development with the speed of low-code while maintaining engineering discipline, version control, and robust system architecture.
Yuriy Syvytsky 6 min read
Security assessment and roadmap using NIST CSF 2.0
How to transition from chaotic protection to systemic resilience, identify hidden gaps, and implement targeted solutions that limit the blast radius without replacing the entire IT infrastructure.
Anton Marrero 5 min read