Nintendo Technology Development The worldwide pioneer in the creation of interactive entertainment, Nintendo Co., Ltd., of Kyoto, Japan, manufactures and markets hardware and software for its Nintendo Switch™ system and the Nintendo 3DS™ family of portable systems. Since 1983, when it launched the Nintendo Entertainment System™, Nintendo has sold more than 4.7 billion video games and more than 740 million hardware units globally, including Nintendo Switch and the Nintendo 3DS family of systems, as well as the Game Boy™, Game Boy Advance, Nintendo DS™ family of systems, Super NES™, Nintendo 64™, Nintendo GameCube™, Wii™ and Wii U™ systems. It has also created industry icons that have become well-known, household names, such as Mario, Donkey Kong, Metroid, Zelda and Pokémon. A wholly owned subsidiary, Nintendo Technology Development, based in Redmond, Washington, creates future hardware/software technology and researches North American-based technologies. Nintendo is an equal opportunity employer. We offer a welcoming and inclusive environment in service to one another, our products, the diverse consumers we represent, and the communities we call home. We do all of this with kindness, empathy and respect for each other. DESCRIPTION OF DUTIES Build and maintain automated tests and SDET-style tooling. Develop, maintain, and improve tests for Nintendo's systems Perform deep troubleshooting and root-cause analysis for low-level, concurrent code. Work with engineering teams to resolve defects and improve reliability. Create practical, creative solutions to difficult technical problems. Support CI systems and automated regression detection. SUMMARY OF REQUIREMENTS 5+ years of software engineering or software test engineering experience. Strong C and modern C++ programming skills, with experience developing high-performance, low-level software. Strong understanding of networking as a software developer, including implementing, testing, debugging, and troubleshooting network protocols and networked applications. Hands-on experience developing network socket code using TCP/IP and UDP, including socket APIs, connection management, packet handling, timeouts, retries, and error handling. Experience implementing and testing networking protocols and functionality such as TCP/IP, UDP, DNS, DHCP, HTTPS, and TLS/SSL. Strong understanding of packet-level networking and experience analyzing network traffic using Wireshark, tcpdump, or similar tools. Experience developing automated tests for networking software, including functional, integration, stress, reliability, concurrency, and failure/recovery testing. Strong multithreading and concurrency skills, with the ability to develop and debug low-level concurrent C/C++ code. Experience debugging complex networking software using debuggers, logs, packet captures, core dumps, and other low-level debugging techniques. Experience building and running software across Windows, Linux, and embedded environments. Ability to collaborate across development, test, and other engineering teams to solve complex technical problems. Degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field, or equivalent experience. Important: This is a software engineering/SDET role focused on developing and testing networking code. Candidates should have hands-on programming experience with network protocols and socket APIs. This role is not focused on network administration, cloud networking, infrastructure deployment, network configuration, or simply connecting and managing networks. Applicants must be legally eligible to work in the United States to be considered. Visa sponsorship is not available for this role. This position is onsite in Redmond, WA, and not open to remote status at this time. This contract position includes the base pay range listed below and is eligible for benefits through the employing agency. Agency benefits include eligibility for medical insurance, employee assistance program, and paid sick leave. All benefits are subject to elections, eligibility requirements, plan and program terms. Benefits offerings will be confirmed at the time of offer by the employing agency, and may differ depending on the employing agency partner. Pay range:$69.78—$125.57 USD