Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking an AI Engineer for our client in the Consulting domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Contract position, and the client is looking for someone to start immediately. Duration: 12 Months Contract Location: Remote – Dallas, TX 75032 Salary: $70.00-$85.00/Hourly Role: AI Engineer Primary Skills: Amazon Web Services (AWS) Role Description: The AI Engineer must have 6+ years of experience. For this role, you must be an AI Engineer with expertise in Large Language Models (LLMs) and fine-tuning plays a crucial role in developing, optimizing, and deploying advanced AI models for various applications. Key Responsibilities: - Design, develop, and fine-tune LLMs for chatbot and AI agent applications. - Build and optimize AI pipelines for data preprocessing, model training, and inference. - Experiment with advanced LLM tools and frameworks such as Ollama, OpenAI, CrewAI, PydanticAI, and LangChain. - Preprocess and curate high-quality text datasets for training and fine-tuning LLMs. - Evaluate and benchmark LLM performance using metrics or human evaluation tailored for chatbot and AI agent use cases. - Integrate LLM solutions into production environments, ensuring low-latency and high-reliability performance. - Maintain thorough documentation of model architectures, training processes, and deployment workflows. Required Skills: - Strong understanding of LLMs, transformer architectures, fine-tuning techniques, and prompt engineering. - Proficiency in Python and LLM tools/frameworks like PyTorch, TensorFlow, OpenNMT. - Experience in data preprocessing and dataset curation for LLM training. - Hands-on experience with distributed training pipelines for LLMs using tools like Fully Sharded Data Parallel (FSDP) and DeepSpeed. - Ability to optimize AI models for deployment on cloud platforms such as AWS, Google Cloud, or Azure. - Familiarity with Reinforcement Learning with Human Feedback (RLHF) for model fine-tuning. Education: Bachelor’s degree in Computer Science, Electrical/Electronic Engineering, Information Technology or another related field or Equivalent Experience: Minimum 6+ years of experience Relocation: This position will not cover relocation expenses Travel: No Local Preferred: Yes Note: Must be able to work on a W2 basis (No C2C) Recruiter Name: Gaurav Bhadana Recruiter Phone: 215-967-4284 Benefits: We have various coverages and additional benefits to choose from: - Medical, Dental (Including Ortho) & Vision Insurance (Option to Enroll). - Paid Leaves (Wherever applicable). - Life & Disability Coverage (Upon eligibility). - 401K Option, Education Assistance Program and more. Mastech Digital is an Equal Opportunity Employer - All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.