Position Overview: Senior Firmware Engineer responsible for embedded systems development focusing on RTOS-based platforms, networking protocols, and system architecture optimization. This role requires deep technical expertise to analyze, design, and optimize firmware components for complex IoT and networking devices. Key Responsibilities: Technical Analysis & Optimization - Lead root cause identification and resolution of critical performance bottlenecks in embedded networking stacks (LwIP/TCP/IP). - Perform in-depth architectural analysis of RTOS subsystems, multi-task interactions, and hardware interfaces. - Develop comprehensive system visualization and optimization roadmaps. - Identify and resolve concurrency issues, lock contention, and data flow inefficiencies. Architecture & System Design - Design and implement complex firmware subsystems for embedded applications. - Re-architect existing firmware components to improve performance, stability, and resource utilization. - Transform single-task designs into integrated event-driven architectures. - Engineer bidirectional data flow mechanisms for system components (SPI/UART interfaces). Development & Implementation - Develop non-blocking, event-driven state machines for core firmware functions. - Implement thread-safe APIs with appropriate synchronization mechanisms. - Create buffer management strategies for resource-constrained environments. - Design error handling frameworks for embedded applications. Documentation & Knowledge Transfer - Author comprehensive technical architecture documentation and implementation guides. - Create detailed technical diagrams illustrating system components and interactions. - Present complex technical findings to executive stakeholders. - Facilitate knowledge transfer through documentation and training sessions. Technical Requirements - Expert-level experience with RTOS concepts (task scheduling, IPC, synchronization). - Proficiency with ARM Cortex-M microcontrollers and embedded firmware development. - Deep understanding of networking protocols and TCP/IP stacks (particularly LwIP). - Experience with hardware interfaces (SPI, UART) and multi-threaded design. - Strong C programming skills for resource-constrained environments. Additional Skills - System-level architectural thinking and optimization methodology - Ability to quickly adapt to new technical environments and platforms - Experience visualizing complex technical systems and data flows - Strong analytical skills for diagnosing performance bottlenecks

Position Overview: Senior Software Engineer responsible for developing, optimizing, and integrating wireless networking solutions for consumer AP-router products. This role requires expertise in Wi-Fi protocol implementation, embedded Linux systems, driver development, and cross-functional collaboration to deliver high-performance networking products. Key Responsibilities: Technical Development & Optimization - Develop and optimize embedded Linux Wi-Fi drivers for Realtek's chipset solutions (802.11b/g/n/ac/ax) - Implement advanced wireless features including fast roaming, mesh networking, and quality of service enhancements - Design and develop interference mitigation techniques for improved wireless performance - Create and maintain protocol enhancements to maximize system performance and reliability - Build power management solutions that balance regulatory compliance with optimal performance System Integration & Troubleshooting - Spearhead debugging efforts for complex hardware-software interaction issues across MAC, Baseband, RF, and driver layers - Lead system-level testing and optimization to improve overall network efficiency - Identify and resolve compatibility issues between hardware components and software implementations - Develop diagnostics and performance measurement methodologies to quantify system improvements - Implement innovative solutions to hardware limitations through software optimization Architecture & Design - Design wireless system architectures including mesh networking and advanced QoS implementations - Develop flexible frameworks for implementing regulatory requirements across global markets - Contribute to embedded Linux system architecture to support scalability and deployment efficiency - Create architecture documentation and implementation guidelines for development teams - Design interfaces between hardware components and software drivers for optimal performance Client & Cross-Team Collaboration - Work directly with Tier-1 customers (including Huawei, TP-Link, Mercury) to define requirements and deliver customized solutions - Collaborate with internal hardware teams to align development priorities and ensure successful system integration - Coordinate with QA teams to establish testing protocols and quality standards - Present technical findings and architectural recommendations to stakeholders and executives - Facilitate knowledge transfer and technical training across development teams Technical Requirements: - Expert-level experience with wireless networking protocols (IEEE 802.11 a/b/g/n/ac/ax) - Proficiency with embedded Linux development and driver implementation - Deep understanding of network performance optimization and debugging - Experience with hardware interfaces and system-level integration - Strong C/C++ programming skills for embedded environments Additional Skills: - System architecture design and implementation methodology - Technical problem-solving and root cause analysis techniques - Cross-functional collaboration and stakeholder management - Ability to translate business requirements into technical specifications - Experience optimizing performance in resource-constrained environments This role requires a technical professional with a demonstrated ability to design, implement, and optimize complex wireless networking solutions while collaborating effectively across hardware and software domains to deliver market-leading products.