| 2026 | Consumer calendar-subscription product (own product): LLM extraction turns school PDFs and municipal open data into structured, deduplicated calendar feeds — five ingestion engines, deterministic event IDs, merge layerNext.js · Supabase · Gemini · Python · Stripe | Consumer AI |
| 2025–26 | Experimental human+AI social space (own project): autonomous AI personas write on a scheduled heartbeat, pgvector semantic search over shared texts, an LLM translation pipeline serving 77 languages (~4,000 static pages), an agent-facing public API (OpenAPI + ai-plugin), and fan-out of every post to five social networksNext.js · PostgreSQL · pgvector · Prisma · OpenAI · Vercel | Experimental AI |
| 2024–25 | Healthcare analytics platform (USA/Canada): 500k+ data points/week, 200k+ personalized emails/week, LLM-anonymized patient reviewsNext.js · PostgreSQL · BullMQ · Redis · AWS · Twilio · OpenAI | Healthcare |
| 2022–25 | Open-data platform for a regional government in Ukraine: municipality statistics, dashboards, public medical directoriesNext.js · Nest.js · React · Prisma · MySQL | Govtech |
| 2023–24 | Dynamic form SaaS + tablet product-presentation platformReact · Next.js · i18next · Tailwind · Material UI | SaaS |
| 2023–24 | Cargo container management system for a major logistics companyReact · TypeScript · Supabase · Tailwind | Logistics |
| 2023 | Platform helping asylum seekers and refugees in Canada access rights and servicesReact · MobX · Tailwind · Material UI | Social impact |
| 2022 | Nurse-coach video platform, MVP shipped on a tight deadlineNext.js · React · Prisma · Twilio · MySQL · GCP | Healthcare |
| 2022 | AI-driven student portfolio platform — skills-based portfolios backed by real evidenceReact · Next.js · Tailwind | Edtech |
| 2022 | Clinical trials discovery SaaSNext.js · TypeScript · Tailwind | Medtech |
| 2021–22 | SaaS learning platform for startup education contentNext.js · React · PostgreSQL · Prisma · Notion API | Edtech |
| 2021 | DeFi/NFT asset-pool platform, Python→TypeScript migrationNext.js · TypeScript · PostgreSQL · TypeORM · i18next | Web3 |
| 2021 | Video coaching platform for medical professionals (standardized patient training)React · Next.js · Node.js · MongoDB | Medtech |
| 2019–21 | ERP for a global agriscience leader: 80+ interrelated data models, tens of millions of records, weather/crop system integrationsLaravel · PHP · React · PHPUnit | Agritech |
| 2020–21 | B2B/B2C precious-metals trading marketplace (Germany), real-time pricingLaravel · PHP · MySQL · Stripe · PayPal | E-commerce |
| 2020–21 | AI visual content analysis platform for retail/advertisingReact · CSS · HTML | AI |