Resume

Andrei Visan

Experience

I’m currently working for myself building smart devices. For the full work history and detailed impact bullets, download my resume PDF.

Independent — Smart Devices

2025 — Present

Hardware + firmware + software • shipped end‑to‑end.

Swisscom — Senior Software Engineer / Tech Lead

2022 — 2024

Defects −90% • Release cycles −50% • Latency −75%.

KPN — Senior Software Engineer

2017 — 2022

KPN.com 2.0 • ~1M daily requests • AWS migration.

Adyen — Android Expert Engineer

2014 — 2017

POS Android app & SDK • Checkout latency −40%.

ING Bank — Lead Software Engineer

2011 — 2014

Risk analytics • Reports 60s → 8s • OAuth2 SSO.

Education

B.A. in Computer Science — Faculty of Cybernetics, Statistics and Economic Informatics (Bucharest, Romania), 2007

Projects

YouTube channel — ProgrammingLifeIO

Weekly tutorials • 1k subscribers • Flagship video 30k views

  • Technical channel where I post weekly free Software Development courses and tutorials
YouTube

Quantum CLI

Developer swiss army knife • Offline local LLM chat

  • Go-based CLI that enables secure local LLM chat and a growing set of developer tools
  • Integrates Ollama + LangChain with a focus on offline availability and speed
GitHub