AI/Machine Learning Subject Matter Expert III - Jersey City, NJ(Hybrid)

Job Title: AI/Machine Learning Subject Matter Expert III

Location: Jersey City, NJ(Hybrid)

Duration: 6+ Months (Extendable)

(“US citizens and Green Card Holders and those authorized to work in the US are encouraged to apply. We are unable to sponsor H1b candidates at this time.”)

A reasonable, good faith estimate of the minimum and maximum hourly rate on W2 for this position is $65 to $80 with limited benefits.

Job Description:

• 7+ years of industry experience in software engineering, data science, or machine learning, including technical leadership experience.
• 2+ years of hands-on experience building and delivering Generative AI/LLM solutions, preferably production applications.
• Proven experience architecting and operating large-scale production software, AI/ML systems, and/or data platforms.
• Strong understanding of LLMs, embeddings, RAG, prompt engineering, context management, and modern GenAI architectures.
• Hands-on experience building reasoning models via post-training techniques — supervised fine-tuning (SFT) on chain-of-thought/reasoning traces and reinforcement learning (RL) methods (e.g., RLHF, RLVR, PPO, GRPO, DPO) — including reward/verifier design and evaluating gains in multi-step reasoning.
• Strong Python skills and experience with modern AI/ML and GenAI frameworks and tooling.
• Experience with cloud-native architectures and production deployment of scalable applications.
• Strong understanding of GenAI evaluation, testing, monitoring, security, and responsible AI practices.
• Ability to translate business requirements into technical solutions and communicate complex technical decisions to both engineering and executive audiences.
• Bachelor’s degree in Computer Science, Software Engineering, Machine Learning, Data Science, or a related technical field.