Rickelme Dias

Atech (Embraer Group) · São Paulo, SP

Working in the defense and airspace control sector, developing and maintaining mission-critical systems for civil and military aviation.

• Developing and maintaining SAGITARIO, Brazil's national air traffic control system that processes radar, satellite, and ADS-B data into a unified interface for controllers managing the country's entire airspace
• Working with Java, C, and Shell on distributed legacy systems running on Linux VMs, ensuring the reliability and availability required by aviation-grade CSCI standards

Valid · Sorocaba, SP

Focused on development, analysis, and problem-solving in distributed systems, applying software architecture best practices such as DDD, Clean Architecture, and SOLID to ensure quality and consistency in deliveries.

• Architected a card production application from scratch using design patterns (Clean Architecture, SOLID), which handled significant production volume with zero incidents and became a reference for maintainability within the team
• Recovered a legacy development database that had been lost, enabling the team to resume development workflows without data loss
• Collaborated with the team to reduce on-call incidents from 4-5 per week to 2-3 through systematic root-cause analysis and codebase improvements
• Delivered new carrier integrations and card layout implementations across Java EE, Spring, JPA, Hibernate, and SQL Server systems

Bosch · Campinas, SP

Worked in Bosch's innovation department, covering the entire development cycle following national and international Bosch standards to ensure confidentiality, integrity, and availability.

• Developed backend in Java/Spring Boot with RESTful APIs, relational (PostgreSQL/MariaDB) and NoSQL (MongoDB) database integration, asynchronous messaging via MQTT, and automated tests with JUnit/Mockito
• Built frontend in TypeScript (Angular, React, React Native) with smart dashboards and dynamic forms, following Bosch Brand Guide and prototyping UI/UX in Figma
• Performed migration and reconfiguration of Azure services: Repositories (Git Flow), Pipelines (CI/CD), Functions (Node.js), AKS (containerization), Key Vault, Application Insights, Docker, and NGINX
• Contributed to data security (LGPD) through encryption, anonymization, and security testing (OWASP Top 10, pentesting), working with pentest and FOSS teams to identify and fix vulnerabilities
• Actively participated in Scrum ceremonies and collaborated with AI and hardware teams, expanding knowledge in Python, C++, Machine Learning, and firmware
• Voluntarily mentored a colleague from Germany on computing and software development topics, using English in interactions with global teams
• Conducted applied research in partnership with IPT on predictive LPG monitoring; the project received corporate funding and was incorporated into the official Bosch portfolio

Flash Courier · São Bernardo do Campo, SP

Solid experience in web system support for a delivery management platform, focused on incident diagnosis, resolution, and cross-department communication.

• Managed 5+ medium and large client accounts, leading requirement gathering meetings and translating issues into actionable specs for the development team
• Took over additional clients during team vacations, demonstrating the ability to handle incident resolution and support even under high demand and system difficulties
• Diagnosed and resolved issues in REST APIs and web systems by analyzing code and database queries, providing L1/L2 technical support
• Tracked bug fixes and feature requests end-to-end, ensuring timely resolution
• Began contributing frontend improvements (Angular) leveraging deep knowledge of the business domain, data models, and client workflows

Flash Courier · São Bernardo do Campo, SP

Embedded systems development and contribution to building an autonomous guided vehicle from scratch, focused on C++ programming and advanced algorithms.

• Developed PID control algorithms in C++ for an AGV capable of carrying 40 kg with real-time IIoT telemetry via Node.js
• Rebuilt the complete electronic schematic and mechanical structure from scratch, integrating stepper motors with industrial drivers, 5-channel IR sensors, and ultrasonic obstacle detection

Centro Universitário Facens · Sorocaba, SP

• Founded a competitive programming study group; taught weekly classes for 6 months, mentoring 7 students from zero experience to solving intermediate coding challenges
• AI research in the MAIA group (Applied Mobility and Artificial Intelligence)

Faculdade de Tecnologia de Sorocaba · Sorocaba, SP

• Member of NEPTind 4.0 (Center for Studies and Research in Industrial Technology 4.0)
• Supported students in assignments, practical projects, and scientific research initiatives
• Collaborated on hands-on projects in automation and Internet of Things (IoT)
• Finalist in the Flex Innovation Challenge with the AGV project