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Ethereum Technologies LLC; Austin (TX); On-site; USD 150,000 - 230,000; Full time

Job summary

Ethereum Technologies LLC is seeking a senior ML Engineer to lead GenAI initiatives, architect end-to-end models, and deploy scalable AI pipelines on AWS. You will collaborate with product and data teams, communicate results to executives, and drive model optimization for safe, high-quality outputs.

Ideal candidates have 10+ years in ML, 1–2 years in GenAI/NLP, strong Python and DL framework skills, plus experience with Docker, Kubernetes, LangChain, and AWS services.

Qualifications

• 10+ years of ML engineering experience.
• 1–2 years focused on Generative AI or NLP projects; AWS experience.
• Proficiency in Python and DL frameworks; solid software engineering habits.
• Strong communication and stakeholder management skills.
• Experience with AWS SageMaker, Bedrock, and CI/CD for ML workflows.

Responsibilities

• Architect, fine-tune, and deploy GenAI models and techniques.
• Build and maintain scalable ML pipelines and GPU-based inference in cloud environments (AWS).
• Collaborate with product managers, data scientists, and engineers to translate requirements into specs.
• Present AI methodologies and trade-offs to non-technical leadership and stakeholders.
• Optimize models with prompt engineering and testing for safe, high-quality outputs.
• Stay current with GenAI research and integrate new advances into production.

Skills

Python

AWS Cloud

GenAI / NLP

MLOps

Communication

Education

Engineering degree (CS/CE)

ML Certification

Tools

PyTorch

TensorFlow

Docker

Kubernetes

LangChain

GitHub Copilot

Vector Databases

Job description

• GenAI Development:Architect, fine-tune, and deploy Large Language Models (LLMs) and Generative AI techniques (e.g., RAG, PEFT/SFT) to improve business applications.
• Production Deployment:Build and maintain high-performance, scalable ML pipelines and GPU-based inference systems in cloud environments (AWS/GCP/Azure).
• Collaboration & Communication:Work closely with product managers, data scientists, and engineers to translate business requirements into technical specifications.
• Stakeholder Engagement:Clearly present AI methodologies, performance results, and technical trade-offs to non-technical stakeholders and leadership.
• Model Optimization:Implement prompt engineering, adversarial testing, and model optimization strategies to ensure high-quality, efficient, and safe outputs.
• Stay Updated:Actively keep up with the latest advancements in GenAI research and incorporate them into our production systems.
• Team and project Coordination:Define project scope, timelines, deliverables, success metrics, co-ordinate with and guide offshore technical team on project deliverables.
  

Required Skills & Qualifications

• Experience:10+ years of experience as an ML Engineer, with at least 1-2 years dedicated to Generative AI or NLP projects, and good experience on AWS cloud platform.
• Technical Expertise:Strong proficiency in Python, and IDEs such as Cursor/AWS Kiro, deep learning frameworks (PyTorch or TensorFlow or), utilizing GitHub co-pilot etc.
• GenAI Proficiency:Hands-on experience with LLMs (e.g., GPT-4, Llama), RAG architectures, LangChain, Vector Databases, Knowledge graphs, and Agentic AI
• MLOps and LLM Ops:Familiarity with Docker, Kubernetes, and CI/CD tools for ML.
• AWS Skills:S3, Lambda, Glue, AWS Sage maker, and AWS Bedrock platform
• Communication Skills:Excellentverbal and written communication skills; ability to articulate complex technical concepts simply.
• Stakeholder Management:Able to collaborate with key business/client stakeholders and manage their expectations
• Problem-Solving:Proven ability to work independently in a fast-paced environment and troubleshoot issues.
  

Preferred Qualifications

• Engineering degree in computer science or equivalent, and relevant certification in Machine learning
• Experience in banking or financial services domain – Payments industry.

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract