Case Studies & Projects
Enterprise projects and personal initiatives: from strategy to implementation with measurable results.
Enterprise Platform Modernization
Modernization of legacy mainframe system managing mission-critical processes in TV/Radio production environment.
Client: Major Media & Broadcasting Company
Duration: 2025 - Ongoing
Role: Senior Business Analyst
The Challenge
The organization relied on an 1980s mainframe system to manage mission-critical resource requests. The system exhibited operational rigidity, fragmentation across multiple separate applications, poor process visibility, and difficulty adapting to modern production needs.
The Solution
- Functional analysis for mainframe to modern web architecture migration
- Definition of automated workflows to reduce manual interventions
- Integration design with external systems (scheduling, SAP)
- Use case documentation for business-critical processes
- Stakeholder alignment facilitation in project phase
Results Achieved
- Functional architecture defined for scalable system
- Automated workflows reducing operational errors
- Structured documentation facilitating implementation
- Stakeholder alignment achieved in project approval phase
Business Impact
Legacy technical debt elimination,Enablement of new technology adoption (IP, Cloud, 5G),Improved operational efficiency of production processes,Foundation for future system evolutions
Key Metrics
Technology Stack:
Enterprise Reporting Platform
Design and management of enterprise BI platform for multi-business unit operational reporting.
Client: Global Utility Company (70,000+ employees)
Duration: 2018 - 2025
Role: Data & Business Analyst / Project Manager
The Challenge
Global organization required a unified platform for cross-BU operational reporting. Existing systems were fragmented, data not standardized, and delivery times for new reports were excessive. Regulatory compliance and data quality under rigorous governance were required.
The Solution
- Data integration pipeline design from heterogeneous systems
- Implementation of data quality checks and automatic validations
- ETL process optimization to reduce processing times
- Cross-functional team management (IT, Business, Compliance)
- Data architecture and data lineage documentation
Results Achieved
- 40% reduction in reporting delivery times
- Millions of records processed daily
- 99.5% SLA compliance on critical services
- Scalable platform serving 70,000+ users
Business Impact
Data-driven decision making enabled for C-level,Operational cost reduction through process automation,Regulatory compliance guaranteed with audit trail,Foundation for Advanced Analytics and ML initiatives
Key Metrics
Technology Stack:
CRM Platform Modernization
Reverse engineering and modernization of enterprise customer management CRM platform.
Client: Major Telecommunications Company
Duration: 1999 - 2006
Role: Functional Designer / Business Analyst
The Challenge
Legacy CRM system required complete re-engineering to support business growth and new service models. Complex requirements for B2B and B2C customer lifecycle management, need to maintain operational continuity during transition.
The Solution
- Reverse engineering of existing system to document business logic
- Functional analysis for modernized CRM system
- B2B/B2C customer management workflow design
- Requirements gathering with commercial and technical stakeholders
- Functional specifications for enterprise integrations
Results Achieved
- Modernized CRM system became new company standard
- Complete B2B and B2C customer lifecycle support
- Integrations with enterprise systems (billing, provisioning)
- Operational continuity maintained during migration
Business Impact
Enablement of new business models and services,End-to-end customer experience improvement,Reduced time-to-market for new products,Foundation for future CRM evolutions
Key Metrics
Technology Stack:
ESG Reporting Platform
Enterprise platform for ESG reporting compliant with CSRD regulations. Scalable system for sustainability data collection across supply chains with anonymization and GDPR compliance.
Client: Commercial Product - ESG/CSRD Compliance
Duration: 6 months development (2024) - Backends live + Demo available
Role: Product Owner & Lead Developer
The Challenge
Public companies and their supply chains must comply with mandatory CSRD regulations for ESG reporting. Required development of enterprise-scalable system to collect and analyze sensitive carbon footprint data ensuring complete privacy, GDPR compliance, multi-tenant architecture, and integration with existing enterprise systems. As product owner, I led ecosystem development from scratch applying requirements analysis, stakeholder management and roadmap planning expertise acquired over 20+ years in enterprise. The goal: validate technical feasibility and business model for growing ESG compliance market.
The Solution
- Complete 4-application ecosystem: (1) Free consumer Mobile App for individual sustainability data collection
- (2) Analytics Backend for real-time processing and multi-tenant aggregation with scalable REST APIs
- (3) AI Suggestion Engine (commodity backend) for personalized ecological recommendations based on user behavior
- (4) Business SaaS multi-tenant platform for corporate ESG reporting compliant with CSRD/ESRS standards
- ERP/HR integration for automatic data import, multi-level approval workflows, drill-down dashboards by BU/category/period
- Microservices architecture with consumer (free) and business (enterprise) separation for scalability and economic sustainability
Results Achieved
- Operational system in production for CSRD-compliant ESG reporting
- 1500+ submissions processed with scalable multi-tenant architecture
- 100% GDPR compliance with privacy by design and data segregation
- API response time <500ms guaranteed with enterprise load testing
- Integration completed with mobile app and analytics systems
Business Impact
CSRD mandatory compliance enablement for public companies and supply chains,70% ESG reporting cost reduction vs traditional solutions or consultancy,Scalability for multi-site, multi-BU, and complex supply chain data aggregation,Roadmap expansion: full Scope 1, 2, 3 reporting + ERP integration (SAP/Oracle)
Key Metrics
Technology Stack: