Alex Lymperopoulos (Alexandros Lymperopoulos, Αλεξανδρος Λυμπεροπουλος) — Founder of EntelXCore and Fullstack Engineer

user@alex-portfolio:~
$ whoami
Alex Lymperopoulos

Fullstack Engineer

Founder of EntelXCore — building AI systems and custom software — and Fullstack Engineer at RE18, shipping MEAN stack features end‑to‑end.

$ ls core-skills/
angular node.js express mongodb typescript next.js firebase
angular node.js express
mongodb typescript next.js
firebase
$ cat status.txt

Founder @ EntelXCore · Fullstack @ RE18 · Ready to build

$ cat network.cfg
alexlibe95@gmail.com
linkedin.com/in/alex-lymperopoulos
github.com/alexlibe95
Email me
$
Explore

~/skills

Technical capabilities & expertise

user@alex-portfolio:~/skills
$ ls ~/skills/

~/skills/core/

javascripttypescriptangularnode.jsexpressmongodbnext.jsreactioniccapacitor

~/skills/ui/

tailwindcssbootstrapprimefacesshadcn/uifigmabalsamiq

~/skills/mobile/

ionic-hybridplay-storeapp-store

~/skills/testing/

jasminekarmanightwatchvitest

~/skills/cloud/

awsredisdockerfirebasecloud-functionsrealtime-db

~/skills/tools/

gitgithubjirarest-apisresponsive-design

~/skills/strengths/

communicationattention-to-detailclean-codeownershipcontinuous-learning
$

Professional Timeline

Career Journey & Experience

EntelXCore

Founder

Founded EntelXCore to build AI systems and custom software for businesses that need technology done right
Leading product vision, architecture, and delivery across AI assistants, web/mobile apps, and cloud platforms
Partnering with clients from idea to launch — and continuing to evolve products after ship
AI Systems TypeScript Node.js Angular React Cloud APIs Product Design

RE18

Fullstack Engineer

Delivering end-to-end features across frontend and backend using the full MEAN stack
Designing and building scalable services and responsive user interfaces with attention to detail
Collaborating closely with cross-functional teams and owning features from planning to production
Applying clean-code standards, best practices, and a get-things-done mindset in daily delivery
Angular Node.js Express MongoDB TypeScript AWS Redis Docker Bootstrap Jira GitHub Figma

RAW Labs

Frontend Developer

Building the next-generation data platform enabling AI-driven applications via secure, real-time data APIs
Developed new features and maintained complex interfaces
Delivered responsive, cross-browser UI for enterprise clients
Integrated APIs and ensured seamless data flow with backend teams
Created high-fidelity mockups and transformed them into production-ready interfaces
Angular TypeScript Next.js TailwindCSS PrimeFaces Figma Balsamiq Jasmine Karma Nightwatch

INTELIQUA

Frontend & Mobile Application Developer

Contributed to the "QivosCloud Platform" and maintained a suite of hybrid mobile applications
Migrated legacy apps from Ionic 3 to Ionic 5+ for continued deployment support
Upgraded web platform from AngularJS to modern Angular
Ensured consistent app performance across platforms
Angular Ionic Capacitor JavaScript Jasmine Karma Nightwatch

Study in Greece (NGO)

Web Application Developer

Developed and maintained the official web portal for international students in Greece
Built the platform for showcasing Bachelor's & Master's programs
Organized and supported educational events for international students
Maintained the main website and led content updates
HTML5 CSS3 WordPress JavaScript Bootstrap Node.js

Project Archive

Selected Works & Creations

EntelXCore Free Tools

ACTIVE

Free macOS menu bar suite from EntelXCore: CommitBar for Git commits and push, RunBar for package-manager scripts with kill & retry, and UsageBar for Claude, Cursor, and ChatGPT usage at a glance — free for personal and public use.

macOS Menu Bar CommitBar RunBar UsageBar EntelXCore
Free Tools

PeakLog

ACTIVE

PeakLog is a lightweight athlete performance and training tracker for coaches and teams. Built with Flutter and Firebase — cross-platform (web, iOS, Android) and optimized for real-world use in endurance and watersports teams.

Flutter Firebase Web iOS Android
Visit

EOKK Race Timeline

ACTIVE

Live race schedule for the 36th Panhellenic Canoe-Kayak Sprint Championship 2026. Athletes, coaches, and spectators filter heats by club, athlete, race type, and day—built for and used on-site at the championship I competed in.

Next.js TypeScript TailwindCSS Netlify
Visit

Just Plan It

ACTIVE

Event planning platform for Greece — browse nine categories and dozens of event types, discover curated professionals, and move from idea to outreach without spreadsheet fatigue. Bilingual (English & Greek) marketing experience with a guided three-step flow.

Next.js TypeScript TailwindCSS i18n Netlify
Visit

Dep Up Surgeon

ACTIVE

Production-oriented CLI that upgrades npm dependencies with install + validation after each bump and rolls back on failure. Framework-agnostic; supports npm, pnpm, and yarn—including workspaces and monorepos.

TypeScript Node.js CLI npm
View Code Visit

SquashMate

ACTIVE

Linux desktop helper for AppImage and .deb installs: guided flows, launchers, wrappers, tidy uninstalls, and clear logs—without living in the terminal.

Python PyQt5 Shell Linux
View Code Visit