Hello, I amLucas
Lucas
Carvalho
Full-Stack Developer
Full-Stack Developer focused on building scalable and secure web applications using React, TypeScript, Node.js, and relational databases. Solid experience in ERP systems and IT infrastructure management. Results-oriented profile with the ability to translate business needs into efficient technical solutions.
Professional Experience
My journey in the tech industry
Jun 2025 - Present
Jun 2025 - Present
Junior Developer N1
Manto Sistemas
Working on the development of the Manto Sistemas ecosystem, including ERP Litos, B2B Platform, Business Intelligence (BI), internal CRM, and Message Integration. Development of responsive interfaces and reusable components with React, TypeScript, and Ant Design. RESTful API integration with focus on performance, usability, and code best practices.
ReactTypeScriptAnt DesignAPIs RESTERPB2BBI+
Jan 2025 - Dec 2025
Jan 2025 - Dec 2025
Project Manager & Full Stack Developer
UEG - Universidade Estadual de Goiás
Academic project - Full leadership on PatrimônioUEG, an asset management system. As project manager: stakeholder alignment, requirements definition, delivery schedule, and team coordination. As developer: system architecture, database modeling, RESTful API with JWT authentication, statistics dashboard, batch import, and asset transfers.
GestãoReactTypeScriptNode.jsPostgreSQLTypeORMJWT+
2021 - 2023
2021 - 2023
Full Stack Developer
Freelancer
Development of practical solutions for businesses, aligning technology with each client's specific needs. Experience in requirements analysis, system architecture, and web application development. Focus on solving real problems through custom systems, automations, and integrations that optimize processes and increase productivity.
JavaSpring BootJavaScriptPythonPostgreSQLAPIsAutomação+
Feb 2014 - Jun 2025
Feb 2014 - Jun 2025
IT Data Center Manager
SAS Com. Secos e Molhados (Rede Store)
Responsible for the Data Processing Center of the supermarket chain. ERP system management, ensuring data integrity for sales, margins, and inventory. IT Infrastructure: monitoring servers, networks, POS terminals, scales, and data collectors. Preventive and corrective maintenance of computers and equipment. Technical support to users and departments. Data analysis and management reports.
ERPInfraestruturaRedesSuporte TIManutençãoAnálise de DadosServidores+
Projects
Selected works showcasing my technical expertise
PatrimônioUEG - Asset Management System
Complete asset management system for UEG. Includes interactive dashboard with charts, asset CRUD, sector transfers, data import via PDF and Open Data API, PDF/Excel reports, JWT access control and light/dark theme. Infrastructure configured from scratch with VM, Nginx, Docker and CI/CD. Demo: admin@patrimonioueg.com.br / admin123
ReactTypeScriptNode.jsExpressTypeORMPostgreSQLDockerNginx
Hydrographic Basins - Water Resources Monitoring
🎓 Thesis project in development - Hydrographic basin monitoring system with ANA API integration. Includes interactive map with Leaflet, analytical dashboard with 6 tabs (Overview, Series, Comparisons, Alerts, Data, Aggregates), 15+ statistical metrics, intelligent insights system with pattern detection, automatic synchronization and report export. Advisor: Prof. Dr. Rafael Vianna de Carvalho.
ReactTypeScriptNode.jsExpressPrismaPostgreSQLLeafletRecharts
WineBrain-SAD - Decision Support System
Intelligent Decision Support System for Customer Management. Combines Machine Learning and business rules in 4 decision models: Descriptive, Predictive, Prescriptive and Simulative. Uses Random Forest with ~95% accuracy for churn prediction, engine with 6 business rules and real-time KPI dashboard.
PythonFastAPIScikit-learnReactViteTailwind CSSMachine Learning
Stress - Workplace Well-being System
System for well-being analysis and job satisfaction. Uses 3 scientifically validated scales: SWLS (Life Satisfaction), UWES (Work Engagement) and EST (Job Satisfaction). Includes step-by-step interactive form, analytical dashboard with custom gauges, Plotly charts and PostgreSQL database. Deploy with Docker and CI/CD.
PythonDashPlotlyFlaskSQLAlchemyPostgreSQLDockerGunicorn
AutoStock - Automotive Inventory Control
Inventory control system specialized in automotive parts. Backend with Spring Boot and Spring Security JWT for authentication. Allows parts registration (name, description, classification, quantity, price, manufacturer), entry/exit control, movement reports and low stock alerts.
JavaSpring BootSpring SecurityTypeScriptReactPostgreSQLJWT
BookLender - Book Lending System
Book lending management system with Spring Boot and PostgreSQL. Complete entities: Book, User and Loan. Includes complete CRUD, return control, UML diagrams (Class, ER, Sequence, Deployment) and automated tests with JUnit 5 and Mockito.
JavaSpring BootPostgreSQLJUnit 5MockitoMaven
TaskFlow - Kanban Task Manager
Full-stack task management application with Kanban board. Backend: Node.js, TypeScript, Express, MySQL, Prisma ORM, JWT and bcryptjs. Frontend: React, TypeScript, Ant Design, drag-and-drop with @hello-pangea/dnd. Features: light/dark theme, drag and drop, priorities and progress status.
TypeScriptReactNode.jsExpressPrismaMySQLAnt DesignJWT
Clinic - Medical Management System
Complete clinic management system with Spring Boot 3.3.5 backend and Vue.js frontend. Entities: Patient, Doctor and Appointment with 1:N and N:M relationships. Includes patient registration, appointment scheduling, doctor management, RESTful API with CORS and PostgreSQL.
JavaSpring BootVue.jsPostgreSQLREST APICORS
Skills
Technologies and Tools
Hover or tap over the skills to see details
Core Languages
JavaScript
TypeScript
Java
Python
PHP
C/C++
Frontend
React
Next.js
Vue.js
Vite
Ant Design
TailwindCSS
HTML5
CSS3
Backend
Database
Tools
Languages
Education
My academic journey
2020 - Present (8th Semester)
2020 - Present (8th Semester)
Ongoing
UEG - Universidade Estadual de Goiás
Bachelor's Degree
•Information SystemsOngoing
Information Systems degree focused on software development, data structures, algorithms, databases and systems architecture. The program provides a solid foundation in programming, systems analysis and emerging technologies. Development of real projects like PatrimônioUEG.
Java
Python
JavaScript
PostgreSQL
Estruturas de dados
Algoritmos
Arquitetura
2014
2014
Completed
SESI-SENAI
Technical Degree
•IT Maintenance and SupportCompleted
Technical course with emphasis on hardware maintenance, technical support, computer networks and operating systems. Solid foundation for a career in IT infrastructure and system administration.
Redes
Hardware
Suporte Técnico
Windows
Linux
Manutenção
Contact
Let's work together?
I'm always open to new opportunities and challenges. Get in touch and let's talk!