Doinel Atanasiu

• Designed and deployed an iterative semantic search engine for a training company, enabling staff to progressively narrow searches across their Dropbox documentation - reducing document retrieval time by 50%
• Built a privacy-compliant RAG system with local models and automatic retrieval strategy selection for a marketing agency - cutting onboarding time by 25% and enabling new hires to navigate internal documentation independently
• Developed an AI-powered WhatsApp assistant for an insurance company that handles 90% of policy-related customer inquiries autonomously - freeing ~2 hrs/day for the support team to focus on higher-value tasks

• Co-designed the tech stack and system architecture with the CTO, enabling the team to execute 2 full product pivots in 3 months while maintaining code quality and long-term maintainability
• Led development of the MVP and subsequent iterations, reducing build time by 30% and improving application load speed by 40% through targeted codebase optimizations - directly improving end-user experience
• Building internal MCP servers that give platform admins a conversational AI interface to query, monitor and manage client projects - designed to eliminate manual reporting and cut admin overhead by ~3 hrs/day
• Developing autonomous AI agents to manage the full project lifecycle from intake to deal closure - targeting a 25% reduction in cycle time and freeing the team to focus on client acquisition

• Led end-to-end development of a web-based 3D configurator for a design and craftsmanship company, supporting 100+ bases and 300+ ornaments for lava stone tables - reducing customer purchase decision time by 20%
• Built a mobile loyalty app for a food retail client, enabling daily customer engagement tracking for the first time and driving measurable repeat visit behavior

• Developed high-fidelity architectural visualization applications in Unreal Engine - enabling clients to increase off-plan property conversion rates by ~15% and reduce end-user design decision time by ~25%
• Implemented Pixel Streaming pipelines to deliver GPU-rendered Unreal Engine immersive experiences directly in-browser - increasing service sales by 10% by removing the hardware requirements previously imposed on clients

AI-powered platform that helps crypto investors optimize and diversify their portfolios using Markowitz's Efficient Frontier, providing real-time analytics, sentiment indicators, and on-chain trading via smart contracts.

Web3 social platform connecting users through decentralized identity and on-chain interactions, featuring smart contract-based relationships and an EVM dApp interface built during ETHBangkok.

No-code Web3 suite that lets entrepreneurs create and deploy tokens, set up fundraising presales, and distribute vested airdrops — all powered by AI assistance for ideation and smart contract generation.

AI-powered security auditor for Solana projects that scans GitHub repositories, detects vulnerabilities by severity, generates PDF audit reports, and automatically creates GitHub issues with fix suggestions.

DeFi application that lets users deposit collateral and borrow GHO stablecoins as continuous payment streams, reducing interest costs and enabling better risk prediction compared to traditional lump-sum loans.

AI-driven platform that generates, compiles, and audits StarkNet smart contracts in Cairo, with a security agent trained on thousands of vulnerability examples to catch issues before deployment.

Platform that democratizes Web3 development by using fine-tuned AI to generate, audit, and deploy Ethereum smart contracts in Solidity, with automatic error handling and one-click deployment.

Tool that automatically generates full React decentralized apps from MultiversX smart contract ABIs, handling complex data types, read/write endpoints, and pre-configured blockchain libraries.