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Remote C++ Systems Engineer - AI Tooling & Optimization

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AlignerrSeattle, WARemoteL5 SeniorMay 7th, 2026

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Alignerr is seeking a Senior C++ Full-Stack Engineer to design and optimize tooling for advanced AI systems. This fully remote and flexible contract role requires substantial experience in C++ and full-stack development, along with a commitment of 20–40 hours per week. You'll be developing high-performance systems for data annotation and validation while collaborating with engineering teams to support model training workflows. Join us to contribute to meaningful AI infrastructure projects with potential ongoing work. J-18808-Ljbffr