~/case-studies/index
engineering notes
CV Case Studies
Notes drawn from the attached CV: AI-powered SaaS, backend architecture, regional B2B platforms, education products, and the competitive programming foundation behind the work.
~/case-studies/nexius-ai-financial-document-processing
September 2025 - May 20266 min read
Nexius AI: Building an AI Financial Document Processing SaaS
A CV-backed look at the 7-stage Nexius AI platform: OCR, parsing, extraction, validation, journal mapping, reporting, and delivery.
AI SaaSFastAPIRabbitMQObservability
Read Case Study~/case-studies/hashigake-b2b-corporate-matching

July 2024 - March 20255 min read
Hashigake: Multi-Tenant B2B Corporate Matching
How backend integrations, Azure Service Bus, WebSocket services, and React/TypeScript supported a Japanese B2B matching platform.
B2B Platform.NETReactAzure Service Bus
Read Case Study~/case-studies/pmi-regional-campaign-redemption-engines
June 2025 - August 20254 min read
PMI Regional Platforms: Campaign and Redemption Engines
Full-stack work across Kazakhstan, Chesterfield Philippines, and PRJWHEART using Vue.js, ASP.NET, Sitefinity CMS, and reusable backend patterns.
Full StackVue.jsASP.NETSitefinity CMS
Read Case Study~/case-studies/education-platforms-competitive-programming-foundation
2020 - 20255 min read
Education Platforms and Competitive Programming Foundation
The education and algorithmic foundation behind Nakafa AI, TELISIK, ITB Informatics Engineering, and programming competition achievements.
EducationAI LearningITBProgramming Competitions
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