Professional with a degree in Mechatronics Engineering (UNICAMP), specialization in France, and an MBA from FGV. Has 13 years of experience as a full-stack developer, building complete systems with business intelligence, smart routing, and ERP integration. International experience in companies focused on digital security, telecommunications platforms, and high-availability systems. Developed ERP projects, systems, and web solutions since 2000, working with various technologies in both UNIX and Windows environments. Fluent in four languages, with strong command of multiple programming languages, databases, and IT infrastructure. Also recognized for strong communication and team management skills, leading projects and aligning solutions with business needs.…

Diogo Arantes

PRO

Professional with a degree in Mechatronics Engineering (UNICAMP), specialization in France, and an MBA from FGV. Has 13 years of experience as a full-stack developer, building complete systems with business intelligence, smart routing, and ERP integration. International experience in companies focused on digital security, telecommunications platforms, and high-availability systems. Developed ERP projects, systems, and web solutions since 2000, working with various technologies in both UNIX and Windows environments. Fluent in four languages, with strong command of multiple programming languages, databases, and IT infrastructure. Also recognized for strong communication and team management skills, leading projects and aligning solutions with business needs.…

Available to hire

Professional with a degree in Mechatronics Engineering (UNICAMP), specialization in France, and an MBA from FGV.
Has 13 years of experience as a full-stack developer, building complete systems with business intelligence, smart routing, and ERP integration.
International experience in companies focused on digital security, telecommunications platforms, and high-availability systems.
Developed ERP projects, systems, and web solutions since 2000, working with various technologies in both UNIX and Windows environments.
Fluent in four languages, with strong command of multiple programming languages, databases, and IT infrastructure.
Also recognized for strong communication and team management skills, leading projects and aligning solutions with business needs.

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Skills

Experience Level

JavaScript
Expert
MySQL
Expert
PHP
Expert
Python
Expert
React JS
Expert
SQL
Expert
SQLite
Expert
MongoDB
Expert
Java
Expert
Oracle
Expert

Language

Portuguese
Fluent
English
Fluent
French
Fluent
Spanish; Castilian
Advanced

Work Experience

Full Stack Developer at PETROPLUS STP
August 31, 2023 - July 21, 2025
Developed autonomous and comprehensive systems for organizational needs including commercial team management, dashboards with BI, inventory control, order management, and ERP integration (SAP). Designed and implemented intelligent client routing systems based on geolocation and developed a sales force application supporting order registration, price and stock consultation, sales simulations, and GPS-guided routing.
Consultant at ESAOTE HEALTHCARE
May 31, 2010 - July 21, 2025
Conceived, developed, and integrated a customized ERP intranet system for a medical equipment company during a consulting engagement.
Technical Consultant in Digital Security at SAGEM-ORGA
May 31, 2009 - July 21, 2025
Provided clients with access to high-tech digital security products, developed and followed projects, and established client relationships. Participated in a governmental project for new national identity card implementation. Gained experience in negotiation, communication and sales in corporate and government settings.
Department Manager - Services at ULTRASONIX
February 29, 2008 - July 21, 2025
Managed and restructured internal processes including import/export, logistics, and client relations by developing an ERP system for automating processes and centralizing data.
Platform and Systems Integration Engineer at GEMALTO
April 30, 2007 - July 21, 2025
Responsible for integrating OTA solutions for GSM mobile operators, including hardware sizing and procurement, cluster server installation and configuration, design and architecture of high availability systems, data redundancy management, Oracle database installation and customization on Linux and HP-UX, and Cisco VPN setup. Developed a web dashboard monitoring OTA revenue and received an award for the solution.
Intern at AXALTO Schlumberger
October 30, 2004 - July 20, 2025
During my internship at Axalto France (formerly Schlumberger), I took part in the project to migrate legacy bank card personalization platforms (magnetic stripe) to the modern EMV standard for debit and credit card authentication using smart cards with PIN verification at POS terminals and ATMs.

Education

Bachelor's degree in Mechatronics Engineering at UNICAMP
January 1, 1998 - January 1, 2005
Specialization in Information and Communication Technology Systems at École Centrale de Lyon
January 1, 2003 - January 1, 2004
MBA at FGV - Fundação Getulio Vargas
August 1, 2010 - October 31, 2011

Qualifications

Add your qualifications or awards here.

Industry Experience

Computers & Electronics, Software & Internet, Telecommunications, Healthcare, Financial Services, Manufacturing, Government, Energy & Utilities, Wholesale & Distribution
    uniE621 Customizable Survey Platform
    I developed a fully customizable survey platform designed to collect and analyze user responses across multiple points of sale. The system features: Dynamic question flow, allowing logic-based transitions between questions and answers Multiple input types, including multiple-choice, sliders, image selections, and star ratings Real-time dashboard to monitor and analyze results efficiently A key aspect of the system is its client hierarchy: Each client (or client group) is associated with specific sets of surveys, which are assigned to different points of sale. This structure allows for targeted data collection and segmented analysis across regions or business units. The platform is scalable, intuitive, and tailored for organizations that need deep insights from structured questionnaires.…
    uniE621 Crypto Trade Platform
    I developed a full-featured cryptocurrency trading platform using React for the frontend and Python (FastAPI) for the backend. The system is designed for both beginner and advanced traders, offering an intuitive interface with real-time charts, technical indicators, and automated trading tools. Users can interact with dynamic chart visualizations, apply indicators like MACD, RSI, moving averages, and Bollinger Bands, and define trading channels directly on the graph for automated buy/sell operations within those zones. The platform includes a crypto portfolio tracker with real-time balances and historical performance, a trading simulator for backtesting strategies, and a dashboard with aggregated news feeds linked to each asset. It also features fundamental analysis tools, including market cap, volume, and supply data. Alerts can be set up based on customizable triggers, and all settings are saved per user profile. The architecture integrates PostgreSQL for data management and connects to public crypto APIs for market data and news aggregation. The platform was built with a focus on performance, usability, and extensibility, providing a powerful environment for market analysis and automated crypto trading.…