Senior C++ Engineer

hace 3 semanas


Mexico City Braintrust A tiempo completo

Join to apply for the Senior C++ Engineer - AI Training (Part Time, Freelance, Remote, 20+ openings) role at Braintrust. Be among the first 25 applicants. Compensation is competitive and varies based on location, education level, and prior experience. Role Description As a Senior C++ Engineer, you will work remotely on an hourly paid basis to review AI-generated C++ code, systems designs, and technical explanations, as well as generate high-quality reference implementations and step-by-step reasoning for complex engineering problems. You will assess solutions for accuracy, clarity, safety, and adherence to the prompt; identify errors in logic, memory handling, concurrency, or performance; fact-check technical information; write high-quality explanations and model solutions that demonstrate correct methods; and rate and compare multiple AI responses based on correctness and reasoning quality. This fully remote, hourly paid contractor role is with SME Careers, a fast-growing AI data services company and subsidiary of SuperAnnotate that provides AI training data to many of the world’s largest AI companies and foundation model labs, where your C++ and systems expertise will directly help improve the world’s premier AI models used by millions of developers worldwide. Your Profile Bachelor’s degree or higher in Computer Science, Electrical/Computer Engineering, or a closely related technical field. 7+ years of professional experience developing production software in C++ for systems, performance-critical, or large-scale applications. Expert-level proficiency in modern C++ (C++11 and later), including templates, move semantics, smart pointers, and the STL. Strong background in systems programming concepts such as concurrency, operating systems, low-level performance optimization, and memory management. Hands-on experience with C++ build systems, compilers, linkers, debuggers, and profiling or analysis tools. Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines. Proven experience conducting detailed C++ code reviews and enforcing coding standards for safety, performance, and maintainability. Comfort working with version control, CI/CD workflows, and automated testing frameworks in modern C++ projects. Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus. Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle issues in complex C++ code. Key Responsibilities Develop AI Training Content: Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects. Optimize AI Performance: Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance. Ensure Model Integrity: Test AI models for potential inaccuracies or biases, validating their reliability across use cases. Seniority level Mid-Senior level Employment type Part-time Job function Engineering and Information Technology Industries Software Development Bogota, D.C., Capital District, Colombia Referrals increase your chances of interviewing at Braintrust by 2x. #J-18808-Ljbffr



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