JJFreelancer profile translated to English.
Back to original languageAbout Juan José
My experience ranges from the design and maintenance of firmware in industrial environments and the renewable energy sector, to the development of automation solutions and wearable devices. I am enthusiastic about collaborating on projects that aim to optimize operational efficiency and explore new technologies to build a better world.
My Technical Expertise:
- Embedded Software and Microcontrollers: Extensive experience with Microchip (PIC24, PIC32), STM32, nRF52, Atmel, and Texas Instruments. Proficiency in Baremetal and FreeRTOS development (including optimization with the TraceAlyzer library).
- Programming Languages: C/C++ (including applications for firmware automation), Python, and Bash scripting in Linux environments.
- Communication Protocols: Serial communication (UART, SPI, I2C), Open Thread, and MQTT.
- Operating Systems: Linux and FreeRTOS.
- Version Control: Advanced management of SVN, GIT/GitLab, and SourceTree for efficient project management.
- Methodologies and Tools: Agile Methodologies (SCRUM, KANBAN) and CI/CD tools to optimize operations.
- Chatbots: Development and optimization of corporate chatbots using technologies such as ChromaDB, PostgreSQL, Docker, LangChain, and OpenAI API, to improve internal efficiency.
Key Achievements:
- Hidroconta: Significant contribution to reducing energy consumption in the development of ultrasonic flow meters, extending product lifespan.
- Soltec: Leadership in the development and maintenance of firmware in the renewable energy sector, focusing on microcontrollers and process optimization.
- Soltec: Proposed and successfully implemented an AI initiative through an intrapreneurship competition, aimed at reducing staff turnover and improving support efficiency, highlighting my commitment to practical innovation. Increased employee productivity and efficiency through conversational AI.
Spanish
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- HidrocontaFirmware EngineerJanuary 2025 - Today (1 year and 5 months)Ultrasonic Flow Meter Development Reduced power consumption to achieve extended product lifespan Utilization of microcontrollers from Atmel and Texas Instruments families
- Soltec Power HoldingsFirmware EngineerFebruary 2020 - February 2025 (5 years)⏱⏱ Firmware Development & Maintenance | Industrial Environment - Renewable Energy Sector ⏱ Proficient with Microchip (PIC24, PIC32), STM32, and nRF52 microcontrollers Bash scripting in Linux environments Expertise in Baremetal and FreeRTOS development (TraceAlyzer library optimization) Skilled in serial communication protocols (UART, SPI, I²C), OpenThread, MQTT, etc. Development of C++ applications for firmware automation Process improvement and efficient troubleshooting Version control & documentation management (SVN, GIT, GitLab, SourceTree)
- SoltecChatbot DeveloperMarch 2023 - January 2024 (10 months)Efficient onboarding and training for new hires Improved customer support and engagement Enhanced interdepartmental communication ⏱ Increased employee productivity and efficiency ⏱ Technologies Used
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Education
- Degree in Industrial Electronic Engineering and AutomationUniversity of Almería2019Grado en Ingeniería Electrónica Industrial y Automática
- Electronic Product DevelopmentIES EL ARGAR CFGS Development2013