Dipl.-Ing. Steve Lazzeri

Freelance System Architect and Senior Embedded Systems Engineer specializing in electronic hardware, firmware (C/C++), embedded Linux, RTOS, AI, robotics, and cybersecurity. Providing end-to-end engineering services, from requirements and architecture to prototyping, testing, and production. Leveraging Physical AI, vibe coding, and agentic coding to accelerate development. Supporting startups, companies, and investors with technical assessments, CRA readiness, and secure product development.

Led requirements engineering, system architecture, and development of a Factory Acceptance Test (FAT) system for Gen 3 3D printers. Coordinated with engineering, management, and TQ Group. Designed automated validation, hardware/firmware interfaces, and traceable reporting. Implemented test software, board verification, and firmware-flashing processes. Trained manufacturing teams and supported shipment of 200+ printers by December 2025.

Led system and software architecture for a Battery Management System (BMS), including hardware integration, embedded Linux development, modular software design, device communication, and automated testing for system verification.

Developed the company's first EtherCAT slave device, covering hardware design support, firmware, drivers, and application software. Defined device profiles and communication architecture, implemented real-time communication, and validated EtherCAT conformance

Agrilution GmbH (Miele-owned company) Led embedded software architecture for the Plantcube connected growing system, advising on hardware design and defining firmware and device interfaces. Designed control logic and real-time communication, documenting system architecture and behavior. Integrated cloud connectivity and secure over-the-air (OTA) software updates with integrity checks and rollback support.

Kumkeo GmbH / Tronic.One GmbH. Led the development of a Battery Management System (BMS) from prototype to production-ready product, covering requirements engineering, system architecture, firmware development, and testing. Designed a flexible architecture enabling replacement of key microcontrollers to mitigate supply-chain risks.

Client: Kübler GmbH Developed firmware for PROFINET IRT industrial encoders, covering software architecture, implementation, verification, SIL2 functional safety, and certification support. Client: Honeywell Airport Systems GmbH Developed embedded stereo-vision software for A-VDGS, covering system architecture, interface specifications, integration, and communication validation.

Validated aircraft monitoring specifications and interfaces, and developed software for Airbus A320/A350 flight recorder data processing. Contributed to predictive maintenance solutions and electronic control systems for fuel-cell prototypes at ZAL Hamburg.

Designed and delivered a web search and data collection platform, covering system architecture, backend development, data retrieval, processing, and storage. Implemented automated workflows to collect, organize, and manage information from multiple online sources, supporting efficient search and data analysis.

Developed secure financial applications, including the Jiffy peer-to-peer (P2P) payment platform. Designed and implemented enterprise backend services using Java Enterprise and Spring Boot, developed RESTful APIs and web services, and integrated Android applications with banking systems. Worked with PostgreSQL and Oracle databases, SQL, management, and integration. Focused on secure transactions, system reliability, and seamless communication between mobile applications, backend services, and databases.

Designed and developed embedded firmware for STM32 and Microchip microcontrollers (MCUs) using C/C++. Implemented low-level drivers, hardware abstraction layers (HAL), and communication interfaces for connected devices. Contributed to firmware architecture, hardware integration, debugging, and system validation, focusing on real-time performance, reliability, and efficient resource utilization.

Developed embedded firmware for an automotive application using the ATmega328 microcontroller and MPU-6050 MEMS inertial sensor. Implemented I2C communication, sensor data acquisition, and processing of accelerometer and gyroscope measurements. Contributed to hardware integration, firmware debugging, and system testing, focusing on reliable real-time sensor monitoring.

Studied computer science, electronics, telecommunications, and software engineering. Coursework covered computer architecture, operating systems, computer networks, digital communications, robotics, industrial electronics, control systems, and databases. Developed technical skills in software development, electronic circuit design, system modeling, signal processing, industrial automation, and communication systems.

Completed a five-year technical education program specializing in industrial electronics and telecommunications. Developed foundational knowledge in electronic circuits, digital and analog systems, electrical engineering, communication technologies, and industrial automation. Gained practical skills in electronic system design, hardware troubleshooting, measurement techniques, and technical problem-solving.