$ navigate --interactive

boot.log — simo@dev uptime 00:00:00
simo@dev:~$ whoami --verbose

SIMONE DI MAURO

  • Backend Developer
  • Security Specialist
  • Software Architect

# Crafting robust backend systems and securing digital infrastructure. I turn complex problems into elegant, scalable solutions.

Portrait of Simone Di Mauro
$ ls /dev/stack
  • React logo React
  • Python logo Python
  • PHP logo PHP
  • C++ logo C++
  • C# logo C#
  • Node.js logo Node.js
  • Docker logo Docker
  • Linux logo Linux

Expertise and skills

simo@dev:~$ htop --filter=skills

htop — simo@dev
CPU
85.3%
MEM
6.7G
Tasks: 6 running Load: 4.2 Uptime: 3y 2m
Skills with proficiency levels
# Scalable REST APIs and server architectures. Node.js, Python, Java.
# Schema optimization with PostgreSQL, MongoDB, Redis.
# Penetration testing, vulnerability assessment, hardening.
# Maintainable systems using modern design patterns and DDD.
# AWS, Azure, GCP — deploy, scale, monitor.
# CI/CD security pipelines and automated threat detection.

# Click any row to expand description

Operational capabilities

simo@dev:~$ tcpdump --passive --decode=capabilities --interface=edge0

passive_capability_sniffer.rx capture window live / selected: srv/linux-core
captured facts 6
mode passive decode
signal lock Linux daily driver

DECODED CAPABILITY

Linux daily driver

SSH:22
srv/linux-core payload extracted

Comfortable with Linux for shell work, processes, permissions, services, logs and terminal-driven automation.

Why this matters for a company

This means faster onboarding on real servers, less operational friction and more autonomy during debugging.

autonomy 97%
business value 91%
operational reliability 95%
+

Fast CLI navigation, shell scripts and terminal-first workflows

+

Comfortable reading processes, services, ports, permissions and file systems without relying on a GUI

+

Confident with remote environments and direct troubleshooting on Linux hosts

DECODED CAPABILITY

Domains and DNS management

DNS:53
dns-zone.edge payload extracted

Comfortable working with domains, DNS records, propagation, subdomains, mail routing and connected configurations.

Why this matters for a company

For a company this means connecting apps, websites, email and environments quickly, without getting stuck on infrastructure details.

autonomy 92%
business value 89%
operational reliability 90%
+

Handling A, CNAME, MX and TXT records while connecting external services

+

Spotting common propagation issues and configuration mismatches

+

Keeping branding, email and deployment aligned from an operational perspective

DECODED CAPABILITY

TLS, certificates and HTTPS sanity

TLS:443
tls-certificate.chain payload extracted

I pay attention to certificates, HTTPS, redirect hygiene, browser trust warnings and the consistency of the public layer.

Why this matters for a company

That reduces customer-facing issues and improves perceived product reliability from the very first visit.

autonomy 88%
business value 86%
operational reliability 94%
+

Checking certificates and public-facing configurations for consistency

+

Paying attention to redirects and browser-exposed surfaces

+

Avoiding small mistakes that become very expensive once they hit production

DECODED CAPABILITY

Deploy and release discipline

CI:9000
deploy-pipeline.rel payload extracted

I care not only about writing code, but also about shipping it through a clean, readable and repeatable release flow.

Why this matters for a company

A company gets less release chaos, clearer handoffs and someone who can contribute to delivery, not just implementation.

autonomy 94%
business value 93%
operational reliability 92%
+

Attention to the transition between local, staging and public environments

+

An organized approach to rollout and final verification

+

Ownership across the full path, not only the feature itself

DECODED CAPABILITY

Logs, monitoring and issue hunting

SYS:514
logs-monitor.bus payload extracted

I like reading signals, errors and odd behavior to reconstruct where the flow is actually breaking.

Why this matters for a company

That is extremely useful when real issues need to be understood quickly instead of being approached by blind trial and error.

autonomy 95%
business value 90%
operational reliability 93%
+

Pattern-oriented reading instead of focusing only on isolated errors

+

Connecting UX, backend and infrastructure signals during debugging

+

A practical attitude toward finding bottlenecks and anomalies

DECODED CAPABILITY

Email delivery and public-facing ops

SMTP:25
mail-delivery.mx payload extracted

Familiar with the operational details that keep contact flows, forms, delivery and domain credibility working smoothly.

Why this matters for a company

These are not glamorous topics, but they directly affect leads, support flows and online reputation.

autonomy 89%
business value 87%
operational reliability 91%
+

Attention to email flows connected to websites and public forms

+

Practical understanding of the relationship between domains, records and deliverability

+

Care for the details users only notice when something breaks

Projects

simo@dev:~$ ls -la ./projects

~/projects
$ cat mafdet//README.md
# Mafdet

Local LLM runner that reads and reasons on your message while you type, so the wait after Enter drops from 12.2s to 3.2s on Qwen3-4B. Built on llama.cpp with GUI, TUI and CLI.

  • ## stack
  • Python
  • llama.cpp
  • LLM
  • CUDA
  • Vulkan
  • Metal
Mafdet screenshot
$ cat aryaplus//README.md
# Arya+

Modern telecom business site with fiber connectivity solutions, cloud PBX, partner portal, and EmailJS contact flows.

  • ## stack
  • React
  • TypeScript
  • Tailwind
  • EmailJS
Arya+ screenshot
$ cat football-fit//README.md
# Football Fit

MVC e-commerce with secure auth, SQL injection prevention, cookie sessions, admin sales dashboard.

  • ## stack
  • HTML
  • CSS
  • Docker
  • PHP
  • JavaScript
Football Fit screenshot
??? ??? ?? ????

coming-soon

total 4 entries  |  # click to cat README.md

Contact

simo@dev:~$ mail --compose --to=simone

contact.info
# Always open to
  • new projects
  • collaborations
  • security research
  • backend challenges
available for hire
compose_message.sh
© 2026 Simone Di Mauro simo@dev:~$ exit 0