Bitajon Systems

From chip to cloud.
Complete systems.

We build end-to-end IoT solutions, edge AI models, and high-performance software for industries that can't afford to fail.

IoT Complete Systems

“From hardware to dashboard, one provider.”

We design and deliver the full stack: embedded hardware, firmware, backend and frontend.

HardwareFirmwareBackendFrontendOperator Mobile App
See our Smart Energy Meter live →
AI Edge

“Intelligence where the data happens.”

Model inference directly on the device. No network latency, no cloud dependency.

FirmwareML On-DeviceONNXTFLite
Software & Cloud

“Architecture that scales with your business.”

Consulting, mobile, frontend, backend and microservices for high-demand digital products.

MobileFrontendBackendMicroservices

System Integration

Hardware

Sensors · Edge Devices

AI Edge

On-device Inference

Cloud

APIs · Dashboard

About Us

Brazilian technology company building reliable digital products.

Bitajon Systems LTDA is a Brazilian technology company specializing in software engineering, SaaS platforms, cloud architecture, system integration, IoT, and artificial intelligence.

We develop custom technology solutions and proprietary software products for businesses.

Our product portfolio includes BigAgend, a business management and appointment scheduling platform. We are also expanding into business messaging and automation, AI-powered assistants, and API-based communication services—currently in development and not yet offered as commercial products on this site.

Bitajon Systems LTDA

CNPJ: 39.592.414/0001-92

Uberlândia, MG — Brazil

Products & SaaS

Software products built for real businesses.

We develop and operate SaaS platforms and published software products that help businesses manage operations, automate workflows, and support industrial and professional work.

BigAgend

BigAgend

SaaS platformAvailable product

BigAgend is an appointment scheduling and business management SaaS platform developed by Bitajon Systems LTDA. It helps service businesses manage appointments, customers, professionals, payments, inventory, and daily operations.

Developed and operated by Bitajon Systems LTDA.

Visit bigagend.com →
Modbus TCP Tools

Modbus TCP Tools

Mobile app for iOS and AndroidAvailable · Published

Professional app for communication, testing, and diagnostics of devices over Modbus TCP. Read and write registers, monitor values, and support development, maintenance, and industrial automation tasks.

Developed by Bitajon Systems LTDA.

Download Modbus TCP Tools on the App StoreGet Modbus TCP Tools on Google Play

Business Messaging & Automation

Connecting businesses and customers.

Bitajon Systems is developing business messaging and automation solutions using official communication platforms, including the WhatsApp Business Platform. These solutions are not commercially available today. Our goal is to help businesses integrate customer communications into their applications and workflows through secure, scalable, API-based solutions, subject to the required platform and provider approvals.

Planned services — in active development and subject to approval by the relevant platform providers.

  • WhatsApp Business Platform integrations for SaaS applications.
  • Automated appointment confirmations and reminders.
  • Customer service chatbots.
  • AI-powered conversational assistants.
  • Messaging APIs for business applications.
  • Message template management.
  • Authorized business account integrations.
  • Customer communication workflows.

Projects

Delivered solutions. From embedded hardware to software in production.

iot completeEnergy Industry

Industrial Energy Meter v1

Complete electrical monitoring system. Edge device with ESP32 that processes data locally, detects consumption anomalies with a lightweight model, and transmits real-time metrics to a web dashboard.

Reduced energy costs by up to 25% in pilot plants.

HardwareFirmwareAI EdgeBackendFrontend
ESP32C++MQTTRustReal-time DataIndustrial Protocols
iot completeLogistics & Access Control

LPR System — License Plate Recognition

End-to-end computer vision solution for automatic license plate reading. Edge inference with no network latency, audit backend, and access control dashboard.

Recognition time under 200ms per plate.

HardwareFirmwareAI EdgeBackendFrontend
PythonONNXRaspberry PiFastAPIIndustrial ProtocolsPostgreSQL
ai edgeManufacturing

Anomaly Detection in Manufacturing

Machine learning model optimized to run on microcontrollers. Detects anomalous patterns in vibrations and temperature of machinery without sending data to the cloud.

Prevented unscheduled downtime with 48-hour anticipation.

FirmwareAI Edge
TFLiteC++STM32Edge Impulse
iot completeIndustrial Security

RFID Access Control with Audit Trail

Embedded access control system with RFID readers, user management, and real-time event logging. Web dashboard for administration and audit.

Eliminated manual records across 3 production plants.

HardwareFirmwareBackendFrontend
ESP32C++RFID RC522Real-time DataIndustrial ProtocolsSupabase
software cloudLogistics

Logistics Platform with Mobile App

Web platform and mobile app for route management, real-time delivery tracking, and operational reports. Microservices architecture with high availability.

Reduced dispatch time by 40% in the first quarter.

MobileBackendFrontend
React NativeNext.jsNode.jsPostgreSQLRedis
software cloudFintech

Fintech Microservices Architecture

Design and implementation of microservices architecture for a payments platform. Migration from monolith, bounded contexts definition, and containerized deployment.

Scaled from 500 to 50,000 daily transactions with no infrastructure changes.

Backend
Node.jsTypeScriptDockerKubernetesRabbitMQPostgreSQL
software cloudRetail

Cloud Architecture Consulting — Retail

Existing architecture audit, API redesign, and cloud migration strategy. Delivered technical roadmap, documentation, and internal team mentoring.

Reduced technical debt by 60% and deploy time from 2h to 8min.

BackendFrontend
AWSTerraformNode.jsTypeScriptRESTOpenAPI