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Machine Learning/AI Engineer III

Amtex Enterprises Inc
Full-time
On-site
California
$125,000 - $150,000 USD yearly
Role: Machine Learning/AI Engineer III Duration: 6+ Months Rate: Up to $90/hr on Vendor W2 – Try to be competitive rate (based on experience) Location: Onsite in San Jose, CA (3 days onsite and 2 days remote) - (In-office Tuesday, Wednesday, Thursday)

About the Role We are seeking intelligent and motivated Senior Engineers to join PayPal’s Compliance Platform Team, a core competency within PayPal. You will be building a cutting‑edge platform focused on auto‑decisioning and process automation, powered by AI and big data‑driven automation.

About the Team PayPal’s Compliance Platform enables Global Commerce by delivering an industry‑leading regulatory technology platform. We focus on meeting regulatory commitments in an innovative, efficient, and scalable manner, with a strong emphasis on AI‑enabled automation.

Key Responsibilities

Collaborate with global product and engineering teams to design and implement AI and LLM solutions aligned with business objectives.

Design, develop, and deliver AI/ML models, leveraging state‑of‑the‑art technologies to drive innovation.

Analyze user behavior on existing solutions and enhance functionality using AI/ML‑driven approaches.

Develop and deliver solutions across all phases of the software development lifecycle (SDLC).

Build platforms that enable adoption of generative AI across business processes.

Participate in design and architecture discussions with product and engineering teams.

Write clean, well‑documented, and maintainable code that adheres to engineering requirements: availability, security, performance, scalability, self‑serviceability, and observability.

Communicate effectively with both technical and non‑technical stakeholders.

Stay up to date with the latest AI/ML research, tools, and technologies, including RAG, agents, and reasoning frameworks.

Required Qualifications

Master’s degree in computer science or engineering.

3+ years of experience in Natural Language Processing (NLP) and machine learning.

Strong knowledge of NLP techniques: embeddings, attention mechanisms, sequence‑to‑sequence models, generative AI.

Experience designing and implementing NLP and LLM models, including Agentic AI workflows.

Proficiency in Python, with extensive experience using TensorFlow, PyTorch, and other ML libraries.

Solid foundation in software engineering fundamentals and strong analytical/problem‑solving skills.

Experience with Big Data technologies: BigQuery, Bigtable, Spark, Kafka, graph DBs, etc.

Hands‑on experience with generative AI frameworks: LLMs, RAG, ReAct, agents.

Knowledge of LangChain and modern LLM ecosystems (e.g., GPT‑4, Claude).

Proficiency in multiple programming languages: Python, SQL, and Java.

Fluent in written and spoken English.

Ability to quickly adapt to new technologies and frameworks.

Passion for innovation and delivering high‑quality AI solutions.

Candidate Requirements

Top 3 must‑have hard skills:

NLP & ML experience

Python

Big Data

Interested candidates email your resume to alex@amtexenterprises.com

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