Hi, I'm Germán Küber,
Staff Engineer — Systems, AI & Blockchain | Microsoft MVP
Hands-on architect and player-coach with 15+ years building production distributed systems. Led MEV infrastructure in Rust at Borderless ($50M+ daily on-chain flow, $100K+ annual P&L, sub-10ms execution); built real-time AI platforms with multi-provider LLM orchestration (sub-200ms voice TTFT, RAG, MCP); managed teams of up to 8 engineers as Fractional CTO. Microsoft MVP 8 consecutive years, founder of Net-Baires (Argentina's largest .NET community, 100K+ members), 80+ international talks. EU citizen, remote-first across EU/Americas.
About Me
Learn more about my background and what drives me
Location
Las Palmas, Spain
Current Role
Staff Engineer — Systems, AI & Blockchain | Microsoft MVP
Education
Systems Engineer - UAI
Experience
15+ years in development
Building the future with cryptographic systems
Senior Systems Engineer with deep expertise in Rust, low-level performance engineering, and blockchain infrastructure. Specialized in MEV and high-precision execution on EVM and Solana.
Currently focused on advanced cryptographic technologies: Zero-Knowledge systems, TEEs, and privacy-preserving computation. Experienced in researching and prototyping ZK circuits, secure execution models, and emerging cryptographic tooling.
Founder of Net-Baires, Argentina's largest .NET community, and Microsoft MVP since 2017. Passionate about sharing knowledge and building community.
My Career
Some of the achievements, awards and activities that mark my professional career.
KliverAI
Co-Founder & Lead AI Architect
Built an AI training platform from 0 to 500+ users — real-time voice AI (sub-200ms TTFT), multi-provider LLM orchestration, ZK marketplace for expert credentials.
Polkadot Builder
Polkadot Blockchain Academy — Lisbon
Graduate of the Polkadot Builder Program: Substrate, FRAME, XCM, parachains, and runtime internals.
Microsoft MVP
Developer Technologies
8 consecutive years as Microsoft MVP for technical content and community contributions across the .NET and Microsoft ecosystem.
Net-Baires
Founder — 100K+ members
Founded and grew Argentina's largest .NET developer community to 100K+ members across 10+ years of monthly meetups and conferences.
Systems Engineer
UAI — Universidad Abierta Interamericana
Graduated as Systems Engineer from Universidad Abierta Interamericana, Buenos Aires, Argentina.
Microsoft Student Partner
MSP
Recognized as Microsoft Student Partner — active member of this select group through university and community work.
KliverAI
Co-Founder & Lead AI Architect
Built an AI training platform from 0 to 500+ users — real-time voice AI (sub-200ms TTFT), multi-provider LLM orchestration, ZK marketplace for expert credentials.
Polkadot Builder
Polkadot Blockchain Academy — Lisbon
Graduate of the Polkadot Builder Program: Substrate, FRAME, XCM, parachains, and runtime internals.
Microsoft MVP
Developer Technologies
8 consecutive years as Microsoft MVP for technical content and community contributions across the .NET and Microsoft ecosystem.
Net-Baires
Founder — 100K+ members
Founded and grew Argentina's largest .NET developer community to 100K+ members across 10+ years of monthly meetups and conferences.
Systems Engineer
UAI — Universidad Abierta Interamericana
Graduated as Systems Engineer from Universidad Abierta Interamericana, Buenos Aires, Argentina.
Microsoft Student Partner
MSP
Recognized as Microsoft Student Partner — active member of this select group through university and community work.
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Experience
Companies where I've built software solutions
KliverAI
Co-Founder & Lead AI Architect
Built an AI training platform 0→500+ users — real-time voice AI (sub-200ms TTFT), multi-provider LLM orchestration, ZK marketplace for expert credentials.
Rocking Product
Fractional CTO (parallel to KliverAI)
Joined an 8-engineer team as Fractional CTO — cut bugs 70%, lifted client revenue 40%, reduced LLM+cloud spend 45%.
Borderless Capital / CTF Capital
Lead Software Engineer (Blockchain / MEV)
MEV searcher pipelines in Rust processing $50M+ daily on-chain flow with $100K+ annual P&L and sub-10ms p99 execution.
Paramo Technologies
Senior Software Architect
Owned end-to-end architecture of a high-traffic iGaming platform — raised team productivity 40%, brought in Kubernetes, designed the technical entry exam.
CloudX
Software Architect — First Employee
Was the company's first employee; led architecture across enterprise products, built a PostGIS distributed system for a UK client.
Majestic Hotel Group
Software Architect (Angular / .NET)
Full-stack Angular/.NET, first as Team Lead then as architect; led the migration from AngularJS to Angular 2.
Plus54
.NET Web Developer
.NET web apps, internal tooling, mobile components, external API integrations.
Acsys
Software Developer
.NET web applications and internal client solutions end-to-end across backend and frontend.
IBM
Junior Developer
Started professional career at IBM contributing to enterprise .NET projects alongside senior engineers.
Skills & Technologies
The tools and technologies I work with daily
Blockchain & Web3
AI / LLM Systems
Languages & Frameworks
Cloud & DevOps
Architecture & Practices
I also work with: