Lefteris Profile Picture

Lefteris

Web & Software|

Work

Check out some of my projects

Mani's Bakery

Gastby / Contentful

Wealthyhood

Mani's Bakery

React/Nest.js/Express/Postgre with Microservice architecture

Energy Live

Mani's Bakery

Next.js

Mani's Bakery

Mani's Bakery

Graphic Designer Landing Page

Anastasia Psoinou

Stack

Technologies that I usually work with.

Front-end Development

Developing fast & modern web apps with best practices.

Languages I speak:

HTML5, SCSS, TypeScript

Frameworks & Tools:

  • React - Next.js - MUI
  • Vue - Tailwind
  • Angular - Ionic
  • Jest - Mocha - Chai
  • Git & GitHub

Back-end Development

Building maintainable servers that solve complex problems optimally.

Languages I speak:

Node.js, Python, NoSql, SQL

Frameworks & Tools:

  • Express - Nest.js
  • Fast API
  • Postgres - MongoDB
  • Docker
  • Linux Terminal

About me

Let's finally meet!

I'm Lefteris Oikonomou, a Full Stack Developer hailing from the sunny shores of Greece.

I hold a Master's in Computer Science from NTUA and have spent the last few years immersed in the dynamic world of coding.

Influenced by my business background, my development approach is solution-focused. I strive not just to code, but to create value-adding solutions that address real-world challenges.

Here, you're seeing some of the personal projects I've worked on. From intricate back-end puzzles to slick front-end applications.

Posts

Building a Smart Home - Complete Developer Guide - Overview
Tech3 minutes read
Building a Smart Home - Complete Developer Guide - Overview

Follow my complete smart home series covering networking, VLANs, UniFi, Raspberry Pi, TrueNAS, Home Assistant, WireGuard, cameras, and self-hosting. Learn the design decisions, trade-offs, and lessons from building a modern developer home lab

Author Portrait
Lefteris OikonomouJuly 30 2026
Family Storage & Streaming | Home NAS Setup with TrueNAS
Tech11 minutes read
Family Storage & Streaming | Home NAS Setup with TrueNAS

How I set up TrueNAS on a mini PC for family file storage, Plex media streaming, automated downloads, and backups.

Author Portrait
Lefteris OikonomouJuly 29 2026
Raspberry Pi 5 as Home DNS Server | AdGuard Home Setup
Tech10 minutes read
Raspberry Pi 5 as Home DNS Server | AdGuard Home Setup

How I replaced my ISP DNS with a Raspberry Pi 5 running AdGuard Home. Network-wide ad blocking, local DNS records, and full visibility across all VLANs.

Author Portrait
Lefteris OikonomouJune 11 2026

Contact

Get in touch.

In the world of technology, it's not just about coding. It's about creating solutions that make a difference. Let's build, innovate, and solve problems together.