Freelancer profile translated to English.
Back to original languageAbout Javier
Develop functional electronic prototypes (hardware + firmware) in weeks, not months. No intermediaries, in my own lab in Barcelona.
I bring the reliability of over 10 years maintaining production lines in automotive to the creation of your MVPs and Proof of Concepts. If it works in a factory, it will work in the hands of your customers.
Technical stack and tools:
In-house PCB design (KiCad) and micro-soldering.
C/C++ Firmware (nRF52, ESP32, STM32, PlatformIO).
Power optimization and telemetry (LoRa, BLE).
Enclosure fabrication (CNC, laser cutting, FDM/Resin 3D printing).
Spanish
Native or bilingual
Can work on-site
Barcelona (up to 50km)
Experience
- SeatTechnical Officer for Electronic and Automation MaintenanceAUTOMOBILEFebruary 2012 - Today (14 years and 4 months)Barcelona, SpainResponsible for the corrective, preventive maintenance, and optimization of automated production lines in a highly demanding industrial environment (automotive).My day-to-day involves diagnosing complex failures, intervening in control systems, and ensuring the uptime of critical machinery.I back my field experience with over 1,300 hours of certified corporate technical training, mastering the following industrial stack:Automation and Control:Programming, diagnosis, and modification of Siemens PLCs (Step 7 300/400 and TIA Portal advanced), SCL language, and SCADA/HMI systems (WinCC Flexible, Intouch).Industrial Networks:Configuration and troubleshooting of PROFINET, PROFIBUS, Industrial Ethernet, and sensor buses (IO-Link, AS-i) topologies.Drives:Parameterization and control of multi-brand frequency converters and servo motors (SEW, Siemens Sinamics S120, ABB, Danfoss, Schneider).Electrical Engineering:Advanced reading and design of industrial electrical schematics with EPLAN P8, proportional pneumatics/hydraulics, and authorization for High Voltage work.This experience provides me with a unique perspective when developing custom hardware: my designs are born with the robustness, noise immunity (EMC), and reliability required by an uninterrupted production line.
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Education
- Higher Technician in Industrial Electronic Maintenanceautomoción multinacional2017mantenimiento electrónico industrial
- Higher Technician in Multiplatform Application DevelopmentLinkia FP2015FP Superior