Skip to content
FLX Sistemas
Request a proposal

Systems and work

Screens captured from the systems themselves, with fictitious data, and each one’s stage stated plainly. Screens are in Portuguese, as the systems are.

Systems with screens

Turismo Cabedelo: Live home page, with current weather and the next event.

Turismo Cabedelo

  • Unofficial demo
  • In production
  • Portals and content

Unofficial demo of a travel guide, built with public information: an automated newsroom, a business radar and photos with recorded licences.

Carangos PB: Front page with headline, latest news and brands.

Carangos PB

  • In acceptance testing
  • Portals and content

A regional automotive portal migrated from WordPress with its entire archive: 2,320 stories, 198 videos and 7,759 images.

Comex do Brasil: Front page with live exchange rates, house ads and headline.

Comex do Brasil

  • In acceptance testing
  • Portals and content
  • Applied AI

A foreign-trade news portal with a digital newsroom, indexable paywall, measured advertising and AI-assisted SEO.

USE Antifraude: Public check: number recognised as official, with the responsible department.

USE Antifraude

  • Completed
  • SaaS platforms

Public verification of official numbers: customers check whether whoever contacted them on behalf of a company really works there.

WhatsBar: Shift dashboard: live floor, revenue and latest orders.

WhatsBar

  • Completed
  • SaaS platforms
  • Management and operations

POS and SaaS platform for bars: waiters order from their phones and every order prints at the right station.

Plantão: The player on the TV: story, clock, weather and news ticker.

Plantão

  • Completed
  • Management and operations

Digital signage for the internal network: ordinary TVs become a communication channel run from a central panel.

METRIA: Clinical Intelligence Studio: summary with cited evidence and points for medical review.

METRIA

  • Completed
  • Applied AI
  • SaaS platforms

Clinical system for nutrition medicine: the patient’s metabolic trajectory, the care plan and a governed clinical AI.

Portal da Câmara de Cabedelo: Home page with the current term and regular sessions.

Portal da Câmara de Cabedelo

  • Unofficial model
  • Completed
  • Public sector
  • Portals and content

Unofficial model of a legislative portal, built with Cabedelo City Council’s public content, with its own admin panel and a base designed to serve other councils.

Sistema de Chamados 2.0: Dashboard: open tickets by priority, overdue deadlines and 30-day indicators.

Sistema de Chamados 2.0

  • Completed
  • Public sector
  • Management and operations

IT helpdesk that works without internet: a single queue, business-hours deadlines and login-free tracking for whoever asks for help.

VERIDION: The firm’s legal command center.

VERIDION

  • Under development
  • Applied AI
  • SaaS platforms

Legal intelligence for law firms: full practice management with an assistant that queries layers of knowledge, from national legislation to each lawyer’s own files.

LobeEngineAI: Brain Observatory: a 3D brain with each lobe’s state and the conversation with the Cortex.

LobeEngineAI

  • Research
  • Applied AI

Research and development: a cognitive operating system that organises AI agents as lobes of a brain, with auditable memory, verification and learning.

Solutions

What we build, tied to the problem it solves and to the system that proves it.

Also in the repository

Systems without screens published here, because they hold real data or are still being built.

  • Sistema ANIPP

    In production

    Members, dependants, instalments and finance for a national association, with a member portal.

  • ZORN

    Completed

    A platform for barbershops and salons (booking, CRM, loyalty, website and automations), modernised from a legacy base and audited end to end.

  • Live Criptografia API

    Completed

    An API for encrypted messages between devices, with hashed credentials, client-generated keys and data destruction when the session ends.

  • Clinix.AI

    Under development

    Clinic management with records, prescriptions and AI-assisted pre-visit intake, encrypted clinical fields and an immutable audit log.

  • Elvora

    Under development

    A therapy-continuity platform for psychologists, clinics and patients, with a Flutter patient app.

  • WhatsBar PDV

    Under development

    A Windows point of sale that keeps selling offline after activation, with per-computer licences validated by its own server.

  • ImóvelZapAi

    Under development

    A digital real-estate agent on WhatsApp: it answers, qualifies, books visits and follows the client up to negotiation.

Websites

Custom institutional and commercial websites, each with its own identity.

Damasco Livraria & Editora: Damasco Livraria & Editora home page.

Damasco Livraria & Editora

  • In acceptance testing
DELTALIMA: DELTALIMA home page.

DELTALIMA

  • In acceptance testing
Educandário das Emoções: Educandário das Emoções home page.

Educandário das Emoções

  • In acceptance testing
IEVG: IEVG home page.

IEVG

  • In acceptance testing
INMEAR: INMEAR home page.

INMEAR

  • In acceptance testing
LUPP Locações: LUPP Locações home page.

LUPP Locações

  • In acceptance testing
Mob Set: Mob Set home page.

Mob Set

  • In acceptance testing
PUFF LED: PUFF LED home page.

PUFF LED

  • In acceptance testing
RentTruck: RentTruck home page.

RentTruck

  • In acceptance testing
AC Pilates: AC Pilates home page.

AC Pilates

  • Completed

Technology

Taken from the code of the systems in this portfolio, not from a wish list. The number beside each one tells how many projects use it.

Technology is chosen for where the system will run: ordinary PHP hosting, an internal network without internet or a Docker server. Not for fashion.

Back end

  • PHP 24 , in 24 projects: WhatsBar, METRIA, GIP — Gabinete Inteligente Parlamentar, USE Antifraude, VERIDION, Sistema de Chamados 2.0, Plantão, Portal da Câmara de Cabedelo, Turismo Cabedelo, Carangos PB, Comex do Brasil, Sistema ANIPP, WhatsBar PDV, Elvora, ImóvelZapAi, Clinix.AI, ZORN, INMEAR, Mob Set, PUFF LED, RentTruck, LUPP Locações, IEVG, Educandário das Emoções
  • Laravel 10 , in 10 projects: WhatsBar, METRIA, GIP — Gabinete Inteligente Parlamentar, USE Antifraude, VERIDION, Sistema ANIPP, WhatsBar PDV, Elvora, ImóvelZapAi, Clinix.AI
  • Livewire 3 , in 3 projects: WhatsBar, USE Antifraude, Elvora
  • Go 1 , in 1 project: LobeEngineAI
  • Python · Flask 1 , in 1 project: Live Criptografia API

Data

  • PostgreSQL 9 , in 9 projects: WhatsBar, METRIA, GIP — Gabinete Inteligente Parlamentar, USE Antifraude, VERIDION, Sistema de Chamados 2.0, Elvora, ImóvelZapAi, Clinix.AI
  • pgvector 2 , in 2 projects: VERIDION, Elvora
  • MySQL · MariaDB 3 , in 3 projects: Plantão, Sistema ANIPP, ZORN
  • SQLite 4 , in 4 projects: Comex do Brasil, WhatsBar PDV, Live Criptografia API, LUPP Locações
  • Redis 3 , in 3 projects: GIP — Gabinete Inteligente Parlamentar, Elvora, ImóvelZapAi
  • JSON files with atomic writes 4 , in 4 projects: Portal da Câmara de Cabedelo, Turismo Cabedelo, Carangos PB, Comex do Brasil

Front end

  • Three.js · WebGL 8 , in 8 projects: METRIA, LobeEngineAI, INMEAR, PUFF LED, RentTruck, Damasco Livraria & Editora, AC Pilates, Educandário das Emoções
  • GSAP 9 , in 9 projects: INMEAR, LUPP Locações, IEVG, AC Pilates, Mob Set, Damasco Livraria & Editora, Educandário das Emoções, PUFF LED, RentTruck
  • React 4 , in 4 projects: PUFF LED, RentTruck, IEVG, Página do GIP
  • Next.js 3 , in 3 projects: PUFF LED, RentTruck, IEVG
  • Astro 3 , in 3 projects: Mob Set, Damasco Livraria & Editora, Educandário das Emoções
  • Vue.js 2 , in 2 projects: GIP — Gabinete Inteligente Parlamentar, Sistema ANIPP
  • Alpine.js 2 , in 2 projects: METRIA, Clinix.AI
  • Tailwind CSS 3 , in 3 projects: WhatsBar, VERIDION, Elvora
  • PWA 3 , in 3 projects: WhatsBar, METRIA, Comex do Brasil
  • Flutter 1 , in 1 project: Elvora
  • Electron 1 , in 1 project: WhatsBar PDV

Artificial intelligence

  • Google Gemini 4 , in 4 projects: GIP — Gabinete Inteligente Parlamentar, VERIDION, Comex do Brasil, Clinix.AI
  • Anthropic Claude 3 , in 3 projects: VERIDION, Comex do Brasil, METRIA
  • OpenAI 1 , in 1 project: Comex do Brasil
  • RAG and layered retrieval 2 , in 2 projects: VERIDION, METRIA
  • Private-network LLM 1 , in 1 project: METRIA

Infrastructure

  • Docker 8 , in 8 projects: GIP — Gabinete Inteligente Parlamentar, USE Antifraude, VERIDION, Elvora, ImóvelZapAi, Clinix.AI, LobeEngineAI, Live Criptografia API
  • Apache 6 , in 6 projects: Sistema de Chamados 2.0, Plantão, Portal da Câmara de Cabedelo, Turismo Cabedelo, Carangos PB, Comex do Brasil
  • WebSockets (Laravel Reverb) 2 , in 2 projects: WhatsBar, Elvora
  • NATS 1 , in 1 project: LobeEngineAI

Integrations

  • Pix (SyncPay) 3 , in 3 projects: METRIA, USE Antifraude, ImóvelZapAi
  • Mercado Pago 1 , in 1 project: Comex do Brasil
  • WhatsApp (Evolution API) 1 , in 1 project: ImóvelZapAi
  • Cloudflare Turnstile 2 , in 2 projects: WhatsBar, METRIA
  • WordPress REST API 2 , in 2 projects: Carangos PB, Damasco Livraria & Editora
  • OpenStreetMap · Wikidata 1 , in 1 project: Turismo Cabedelo
  • SAPL 1 , in 1 project: Portal da Câmara de Cabedelo
  • CNJ DataJud 1 , in 1 project: VERIDION
  • ESC/POS thermal printers 1 , in 1 project: WhatsBar

Quality

  • Automated back-end tests 12 , in 12 projects: WhatsBar, METRIA, GIP — Gabinete Inteligente Parlamentar, USE Antifraude, VERIDION, Sistema de Chamados 2.0, Elvora, ImóvelZapAi, Clinix.AI, WhatsBar PDV, LobeEngineAI, Live Criptografia API
  • End-to-end browser tests 3 , in 3 projects: WhatsBar, Sistema de Chamados 2.0, METRIA
  • Static analysis (PHPStan) 1 , in 1 project: Elvora
  • Accessibility audit (axe-core) 1 , in 1 project: METRIA

What you can check in the code

Automated tests
WhatsBar 500+ · METRIA 1,000+ · VERIDION 300+ · USE Antifraude 250+ · LobeEngineAI 600+
Isolation between customers
Enforced by the database itself in METRIA (99 composite foreign keys) and covered by 40+ isolation tests in USE Antifraude
Security audits
Findings fixed with regression tests in USE Antifraude, WhatsBar and Clinix.AI
Data protection (LGPD)
Automatic retention, data-subject requests, anonymisation and encrypted evidence
Recorded decisions
60+ architecture records in METRIA; installation and operations manuals in delivered systems

Let’s talk about your system

Tell us what you need to solve. We reply with the right questions, a technical path and a proposal.

Request a proposal