alexios-kola — portfolio live work

~/alexios$ whoami

Alexios Alfons Kola

Full Stack Developer

I build and ship complete web products — front to back. Below is work you can open in a browser right now, not mockups. Currently building in-house AI tools and LLM harnesses.

const contact = {
  email:    "kola.alfons.alexios@gmail.com",
  linkedin: "linkedin.com/in/alexios-kola",
  github:   "github.com/alexkola94",
};
Download CV (PDF) View resume GitHub

// projects

live & public — click through to the real thing

toolbout

toolbout.com

Head-to-head comparisons of AI tools. One wins the bout — decided on record, never on sponsorship.

Built and operate the full product: content, front-end, installable PWA, and a click-tracking redirect service.

PWAClick trackingStatic + NodeAffiliate

BrewRadar

brewradar.org

Coffee machine care and buying guides — problems to avoid, maintenance, and spare parts.

Research engine and content pipeline (Python) with Stripe checkout and affiliate product matching.

Content enginePythonStripeSEO

Greek AI News

ai.generalsvc.com

An automated Greek-language AI-news digest — a weekly pipeline that gathers, builds, and publishes the site.

Automated pipeline (Python + cron) that renders and ships a fresh site on a schedule.

PythonCron pipelineStatic site

Vaire

vaire.thepaire.org

A real-time trips web application with maps and live updates.

Front-end work with CI (lint) and automated deployment.

ReactMapboxSignalRCI/CD

Paire

app.thepaire.org

Personal finance application — web and mobile. Track income, expenses, budgets, and savings, backed by a .NET API.

Full-stack: .NET backend, React web app, React Native mobile app, PostgreSQL.

.NETReactReact NativePostgreSQL

Watchtower

monitor.generalsvc.com

Operations monitoring and management dashboard for the service stack.

Built the admin dashboard that fronts the gateway and services.

ReactViteDashboard

ThinkBox

thinkbox.generalsvc.com

Personal thinking tool — turns raw thoughts into LLM-optimized specs and fact-checks claims against live web search.

Python service + LLM pipeline (DeepSeek) with fact-checking, rate limiting, and auth.

PythonLLMDeepSeekFact-checking

// experience

Full Stack Developer @ Entersoftone // Feb 2026 — present

Athens, Greece

Develop and maintain a warehouse management system (WMS), and build in-house AI tools and LLM harnesses specialized for the company's own products.

Full Stack Web Developer @ HiT // Oct 2023 — Feb 2026

Hospitality Integrated Technologies · Athens, Greece

Built and supported modules on a .NET backend with a Knockout.js frontend, integrated REST APIs with external systems, and maintained technical documentation.

// skills

languages

  • C#
  • JavaScript
  • SQL
  • Visual Basic
  • HTML
  • CSS

frameworks

  • .NET
  • Knockout.js
  • React
  • Bootstrap
  • jQuery

tools

  • Git
  • REST APIs
  • Linux
  • Stripe
  • AI / LLM tooling
  • Agile