Earl Ramirez-Sanchez Email & Phone Number

Cupertino, California, Us

As a member of the GNSS Measurement Engine (ME) Firmware Team, I am responsible for the development and optimization of Digital Signal Processing (DSP) and microcontroller (MCU) infrastructure firmware for resource-constrained microcontroller environments. My key responsibilities include:• Baseband DSP Algorithm Integration: Collaboration with algorithm teams for the integration and optimization of baseband DSP algorithms into the GNSS ME firmware, ensuring efficient performance within low-power, resource-constrained environments.• Firmware Driver Development: Design and implementation of firmware drivers to manage communication between processors and control peripheral devices in embedded systems, requiring expertise in embedded C/C++ programming, microprocessor architecture, and hardware abstraction.• Unit Testing: Development of unit tests using Google Test, adhering to test-driven development (TDD) practices, to ensure firmware robustness and reliable performance across various scenarios.• Requirements Definition: Defining precise requirements for new software features and modules while contributing to the overall system architecture for scalability and efficiency.• Collaboration with Product Software Teams: Close collaboration with product software teams to deliver system-level APIs and ensure firmware alignment with specific product requirements.• Support for Validation and Test Teams: Assisting validation and test teams by troubleshooting issues, providing insights, and ensuring optimal firmware performance throughout various testing phases.• Root-Cause Analysis: Performing root-cause analysis to investigate firmware crashes and performance issues, utilizing debuggers, crash dumps, and log analysis to identify and resolve stability problems.• Tool Development: Development of internal tools for monitoring power consumption, analyzing CPU load, and automating crash dump analysis, improving efficiency within the GNSS firmware team.

Hanover, De

As a member of the Core Development Software for AUTOSAR Team, I was responsible for the design, architecture, and configuration of AUTOSAR-compliant embedded software applications. Key responsibilities include:• Software Architecture & Development: Design and architecture of AUTOSAR-compliant software with a focus on modularity, scalability, and adherence to AUTOSAR standards. Development of software components for various automotive applications, ensuring seamless integration with vehicle ECUs.• AUTOSAR Configuration: Configuration and customization of AUTOSAR software modules to meet the specific needs of automotive applications, including BSW (Basic Software) and RTE (Runtime Environment) setup.• Support & Troubleshooting: Providing support for debugging and troubleshooting AUTOSAR-related issues in both development and production environments. Collaborating with cross-functional teams to resolve software integration challenges.• Real-Time Operating Systems (RTOS): Development and configuration of real-time operating systems for embedded systems in automotive applications, ensuring high performance and reliability.• Toolchain Management: Managing the AUTOSAR toolchain, including configuration tools, to streamline and optimize the software development and testing processes.• Model-Based Design: Utilizing MATLAB/Simulink for model-based design, optimizing the simulation and implementation of features prior to final deployment.

Hanover, De

As part of the Instrument Clusters Application Team, I was responsible for the development of embedded software for automotive dashboards, following AUTOSAR standards. Key responsibilities include:• Embedded Software Development: Development of software components for automotive instrument clusters, ensuring compliance with AUTOSAR standards. Implementation of software modules that control dashboard features, based on customer requirements and vehicle specifications.• CAN/LIN Communication Protocols: Integration and configuration of communication protocols, such as CAN and LIN, to facilitate efficient data exchange between Electronic Control Units (ECUs) within the vehicle.• Cross-Functional Collaboration: Collaborating with hardware and quality assurance teams to ensure seamless integration of embedded software with hardware components, ensuring the performance and functionality of the system.• Unit Testing: Design, implementation, and regular execution of unit tests to ensure software quality and reliability throughout the development cycle.

Eindhoven, Noord-Brabant, Nl

As part of the Technical Information Center Team, I provided specialized technical support for Freescale’s Kinetis ARM microcontrollers and wireless communication stacks. My key responsibilities included:• Customer Support for Microcontroller Peripherals: Assistance with configuration and troubleshooting of microcontroller peripherals such as GPIOs, ADCs, timers, and communication protocols (UART, SPI, I2C), ensuring optimal performance in customer applications.• Wireless Communication Stack Support: Providing in-depth support for wireless communication stacks, including BLE, Zigbee, and Thread, to help customers integrate these technologies into their systems while ensuring compliance with industry standards.• Documentation & Knowledge Sharing: Maintenance of detailed records of customer issues and resolutions, contributing to a knowledge base that facilitates future product improvements. Also providing feedback to internal teams based on customer experiences.• Collaboration with Internal Teams: Collaboration with internal engineering and development teams to resolve complex customer issues, improving product performance and reliability.

Eindhoven, Noord-Brabant, Nl

As part of the Audio and Accessories Software Team, I was responsible for designing, developing, and debugging embedded software for audio processing applications on Kinetis ARM microcontrollers. My key responsibilities included:• Embedded Software Development: Development of real-time embedded software for audio processing, optimized for low-latency, high-quality performance within resource-constrained microcontroller environments.• DSP Algorithm Integration: Implementation and optimization of Digital Signal Processing (DSP) algorithms to efficiently handle audio data streams, balancing high performance with system resource management.• Debugging & Optimization: Extensive use of debugging tools to step through code, analyze peripheral registers, and optimize memory usage, ensuring system stability and peak audio application performance.• Collaboration & Documentation: Creation of comprehensive design, development, and debugging documentation to facilitate knowledge sharing and improve team workflows.

Certificate Program, Digital Signal Processing

Master Of Science - Ms, Electronics Design

Bachelor Of Science - Bs, Electrical And Electronics Engineering

Bachelor Of Science - Bs, Electrical, Electronics And Communications Engineering

Technical Baccalaureate, Electrical, Electronics And Communications Engineering