Davi Castro - Back-End Developer

About Me

I am an Information Technology undergraduate at Uniube, specializing in back-end development with a strong aptitude for analytical problem-solving. My education is complemented by a dedication to continuous learning and the application of emerging technologies to create robust solutions.

With proficiency in C#, GitHub, and Visual Studio, and certifications in Python, advanced English, and Win-Prompt, I am constantly seeking improvement. My goal is to contribute to the advancement of IT by delivering excellent results and innovative solutions. I aim to join high-performance teams, applying my skills to the development of meaningful projects.

Professional Experience

Support Analyst and Developer

Audicom Telecom & Audicom Tecnologia | Uberlândia, MG (On-site)

September 2025 – Present

Technology Division: Development of security systems with electronic turnstiles, facial recognition, and access control. Creating Python and C# code for corporate security process automation.
Telecom Division: Specialized help desk operations and internal automation development. Building corporate websites and web tools for company process optimization.
Full-Stack Development: Programming in Python, Java, C#, JavaScript, and Node.js for integrated software solutions and business automation.

Bilingual IT Support Analyst

Algar Telecom | Uberlândia, MG (Remote)

December 2023 – September 2025

Responsible for managing business relationships at Algar, supporting major clients such as Verizon, BT, and China Telecom.
Technical support, troubleshooting, and device assistance.
Execution of essential operational activities to ensure business continuity for clients.

Call Center Agent "Sac Alô Bradesco"

Callink | Uberlândia, MG

October 2023 – December 2023

Customer service (SAC) focused on quick and effective solutions.
Application of probing techniques to efficiently identify and resolve customer demands.

Python Software Developer

Universidade de Uberaba | Uberlândia, MG

October 2023 – December 2023

Development of facial recognition and security software for the company.
Implementation of facial detection and verification algorithms; software ranked first among 60 students.

Featured Projects

Audicom Hub

Audicom Telecom & Tecnologia | Integrated Corporate Platform

2025

Centralized enterprise platform that unifies all essential operational systems in a modern and responsive interface. Developed with JavaScript ES6+, Python and REST API, the solution transformed fragmented processes into an integrated ecosystem, implementing ticketing system with automatic categorization, complete router management, inventory control, standardized service scripts, 24/7 AI assistant and documentation system with advanced search. The result was a 60% reduction in ticket resolution time and complete integration of the company's operational processes.

Audinha AI

Audicom Telecom & Tecnologia | Artificial Intelligence Assistant

2025

Virtual assistant specialized in telecommunications technical support, developed with Python, Machine Learning, NLP and TensorFlow. The autonomous system provides automatic diagnostics with 95% accuracy, integrates technical knowledge base, offers personalized guided resolution by equipment, performs automatic log analysis, multilingual support in Portuguese, English and Spanish, and direct connection with ticketing systems via API. With an average response time of 2 seconds, it resolves 80% of cases without need for human escalation.

Service Scripts - AI correction interface

Service Scripts with AI Corrector

Audicom Telecom & Tecnologia | Automated Communication System

2025

Intelligent corporate communication standardization system developed with JavaScript ES6+, NLP and REST API. The platform implements automatic linguistic correction for grammar and professional tone, uses standardized scripts with templates for recurring technical scenarios, offers dynamic fields with automatic validation, has integrated workflow for creation, correction and approval of communications, quality control with corporate compliance analysis and complete history for traceability. The result was a 90% reduction in communication errors and complete standardization of technical service.

Ticketing System

Audicom Telecom & Tecnologia | Ticket Management Platform

2025

Complete ticket and technical request management system developed with JavaScript ES6+, Node.js and WebSocket. The platform centralizes all operational demands in a unified interface, implementing automatic intelligent categorization by priority and department, customized workflow based on business rules, executive dashboard with SLA and performance metrics in real time, detailed history with complete traceability, automatic email notifications and analytical reports with productivity insights. The result was a 65% reduction in average ticket resolution time.

Document Management System

Audicom Telecom & Tecnologia | Knowledge Management Platform

2025

Enterprise document management platform developed with JavaScript ES6+, Web Crypto API, IndexedDB and PWA that centralizes all organizational technical knowledge in a highly secure environment. The system implements financial-grade AES-256 encryption, hierarchical access control with corporate and personal document segregation, intelligent search engine with full-text indexing and contextual filters, automatic versioning with complete auditing, AI-based automatic categorization by organizational context and redundant backup with real-time synchronization. The solution resulted in 85% reduction in document search time and 100% centralization of the company's technical knowledge.

Interactive Portfolio with Liquid Glass Effects

Personal Project (Front-End Web Development)

June 2025

Modern and interactive web portfolio developed with HTML5, CSS3, and vanilla JavaScript. Implements advanced "liquid glass" visual effects with glass morphism, animated particle systems, interactive cursor with ripple effects, and responsive design.

Technologies used: HTML5, CSS3, JavaScript ES6+, Canvas API, CSS Grid/Flexbox, Git, GitHub Pages

Facial Recognition and Security Software

Universidade de Uberaba (Applied Academic Project)

March 2023 – May 2023

This project consists of facial recognition software developed in Python, focusing on security and process automation. The system allows registering, removing, and identifying people through images captured by the camera. Project ranked 1st place among 60 academic projects.

Technologies used: Python, OpenCV, Machine Learning, Computer Vision Algorithms, Tkinter, Database Management

Skills & Competencies

Languages & Frameworks

C#
Python
SQL
JavaScript
Node.js
C++
Pascal

Tools & Platforms

GitHub
Visual Studio
Unreal Engine
Unity3D
Raspberry Pi
Microsoft Office

Systems & Concepts

Operating Systems (Windows, Linux, MacOS)
Back-End Development
Problem Solving
Systems Analysis
Information Security
Internet of Things (IoT)

Additional Competencies

Continuous self-learning
Effective communication
Logical reasoning
Adaptability
Work under pressure

Languages

Portuguese (Native)
English (Advanced)
Spanish (Basic)

Academic Education

Bachelor's in Information Systems

Universidade de Uberaba - Uberlândia

February 2023 – December 2026 (In progress)

Focus on software development, information systems, and IT infrastructure, with skills developed in various technologies and methodologies listed in the skills section.

Certifications

Click to view the certificates in PDF or visit my LinkedIn profile.

Let's Talk?

I am always open to new opportunities, challenging projects, and collaborations. Feel free to get in touch!

Email: davicjc@gmail.com

Phone: +55 34 99333-6186

LinkedIn: linkedin.com/in/davicjc/