Providing fractional CTO and Senior/Staff Level Software Engineering services to startups and established companies. I am• providing a scalable, solid software and information architecture that is tailored to the client's budget but allows to grow without having to perform major rewrites. • consulting with clients to ensure their proposed solutions fits their need and they make the optimal technology choices for their business needs• creating MVPs to prove concepts when no-code solutions are not enough• building highly scalable software when product/market fit has been achieved, with detailed cost/performance analysis and comprehensive tests and instrumentations.• helping with hiring, training of additional technical staff, and continued guidance.Some of my recently used technologies in production:Web Development• Next.js/React• TypeScript• Tailwind / Figma / Storybook + Chromatic• Jest/VitestMobile Development• Flutter / Dart• React Native / Expo• Swift / Kotlin / Objective C to a lesser degree.Backend• node.js• Typescript / Go• AWS - DynamoDB / Events / Queues / EC2 / Aurora / Lambda ...• SQL and NoSQL databases.• Google Cloud• Betterstack (Logtail) / Sentry• SendGrid / Mailchimp• Stripe• Vercel / Netlify• OpenAI / Anthropic / LLM & Stable Diffusion Models / Vercel AI Library• Pinecone for RAG / Embeddings • REST API implementations (Stainless/ OpenAPI) and consumption• GraphQL API Implementations (Apollo, The Guild) and consumption (Hasura/FaunaDB/Apollo)• Kafka• HadoopBlockchain Development• Solidity, including advanced topics like account abstraction / Hardhat / Ignition for deployment / OpenZeppelin Contracts and Defender / Various testing frameworks• Alchemy (Including AA and Wallets) / Moralis / Quicknode / Reservoir• Uniswap and other protocols• DeFi / Tokenization / Fractionalization• FIAT On/Off Ramps - Coinbase / Ramp / others• Wallet Connect• Viem/Ethers/Wagmi• Custom Hardware EVM Signers

Secured funding round, built a tokenization platform for digital asset-backed securities and mobile blockchain wallet (iOS, Android).Forced to do a pivot in 2023 due to changing legal requirements in the US.Currently building a blockchain based commerce platform that allows anyone to create content driven shops in minutes, using blockchain under the hood.

From the Heart Tribe is a Los Angeles based 501(c)(3) charity that creates community events to further the awareness of environmental issues, in particular plastic pollution of the oceans. You can learn more about FTHT at https://www.ftht.org/

Created a curated popup gallery series and creator community that bridges the gap between real-life and metaverse experiences. To enable this, I developed the software for multiple NFT drops (Smart Contracts, Mint Site in React, Analytics), including live minting of NFTs with an audience of 1000 people in attendance.I integrated a live VR setup with 200+ simultaneous users and replicated our events online.

Founded the company with 2 partners, managed 2 private placement rounds, grew the company to 25.000 customers, 4 mil € revenues in first full year. Company was sold in 2001 to Austria's second largest wireless service provider, Connect Austria / One which is part of Orange.