Karim Nasreddine
Karim Nasreddine is a Computer & Communications Engineer who builds AI, blockchain, and ERP products that businesses run on. He is the Co-Founder & CTO of AiR by Lexvor, a US AI telecom carrier valued at $32M; the founder of the AI agency Fluidity; and the electronic music artist known as KARNASER.
What I build
I take a product from its first idea to something live and dependable. That means AI agents and multi-agent systems, blockchain protocols, and full operations software, along with the messaging and infrastructure that keep them running. My work spans crypto, telecom, hospitality, retail, and real estate.
Ventures
- AiR by Lexvor (Co-Founder & CTO) — a $32M US AI telecom carrier with an assistant that lives inside your phone number, running on Google, T-Mobile, CSG Forte, and Optiva.
- Fluidity (Founder) — an AI agency that builds tailored AI software for businesses, including a company-wide system for Cointelegraph.
- Orbita (Blockchain Engineer) — a reversible crypto payment processor on the Cosmos SDK with AI agents judging disputes; winner of Hackmos at Cosmoverse 2023.
Selected work
Cointelegraph (company-wide AI operations), Sufrati (restaurant operating system), OneSimple (AI social-media platform), Sendit (multi-chain marketplace), BraveBoards (decentralized out-of-home ad network), OG Dice and Goldstar (real-business ERPs), and Area Construction (AI construction management). See the full product archive.
Background
B.E. in Computer & Communications Engineering, minor in Business Administration, American University of Beirut (2019–2024). Academic Excellence Award for four consecutive years; COO of AUB Outdoors; Top-3 nationally in Google HashCode.
Music — KARNASER
As KARNASER, Karim produces electronic music with 2M+ Spotify streams across melodic house and atmospheric releases. Listen on the music page.
Frequently asked questions
- Who is Karim Nasreddine?
- Karim Nasreddine is a Computer & Communications Engineer (American University of Beirut) who builds AI, blockchain, and ERP products that businesses run on. He is the Co-Founder & CTO of AiR by Lexvor, founder of the AI agency Fluidity, and the electronic music artist known as KARNASER.
- What does Karim Nasreddine build?
- He builds AI products and agents, blockchain protocols, and full ERP/operations software. His work spans AI assistants and multi-agent systems, reversible crypto payments on the Cosmos SDK, restaurant and retail ERPs, an AI social-media platform, and a decentralized advertising network.
- What is AiR by Lexvor?
- AiR by Lexvor is a US AI telecom carrier valued at $32M that Karim co-founded as CTO. It puts an AI assistant inside your phone number with no app to install, bringing AI into everyday SMS and calls and acting as a full AI employee for businesses, running on major networks through Google, T-Mobile, CSG Forte, and Optiva.
- What is Fluidity?
- Fluidity is Karim's AI agency. It consults for companies and builds an AI-powered software solution tailored to each one, including a company-wide AI operations system for Cointelegraph that automates the work of entire teams.
- What is Orbita?
- Orbita is a reversible crypto payment processor Karim built on the Cosmos SDK. Money is held in escrow for a short window, then released to the merchant, and when a buyer and seller disagree, AI agents act as impartial judges to resolve the dispute. Orbita won Hackmos, the official Cosmos hackathon, at Cosmoverse 2023 in Istanbul.
- What technologies does Karim Nasreddine use?
- TypeScript, JavaScript, Python, Go, C#, and Solidity; React and Next.js on the frontend; Node.js, FastAPI, and ASP.NET on the backend; PostgreSQL, Supabase, and Redis for data; Solana and the Cosmos SDK for blockchain; OpenAI, Anthropic, and Gemini for AI; and Docker, Kubernetes, and Vercel for infrastructure.
- Is Karim Nasreddine available to hire, and how do I contact him?
- Yes. Karim takes on AI, blockchain, and full-stack product work through his agency Fluidity. You can reach him via the contact section on karnaser.com or on LinkedIn and GitHub (KarimNasreddine).
- What is KARNASER?
- KARNASER is Karim Nasreddine's electronic music project, with 2M+ Spotify streams across melodic house and atmospheric releases. His music is available on Spotify, Apple Music, and other streaming platforms.
- Where is Karim Nasreddine based?
- Karim is based in Mount Lebanon, Lebanon, and works with clients globally across any timezone.
- What is Karim Nasreddine's educational background?
- He holds a B.E. in Computer & Communications Engineering with a minor in Business Administration from the American University of Beirut (2019–2024), where he received the Academic Excellence Award for four consecutive years.