Staff Machine Learning Engineer, Modeling

Block

Confirmed live yesterday High trust

Quick summary

Work type
On-site
Location
Seattle, WA
Salary
$276,800–$415,200 / yr
Posted
3 days ago
Freshness
Confirmed live yesterday

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $227k
This role $346k
$157k most similar roles pay here $443k

This role pays more than 99% of similar roles. Most pay $198,000–$256,950 — the shaded band above. At the midpoint, this role pays about $346k versus about $227k for comparable roles.

Based on 240 similar postings.

Employer

About Block

Block, Inc. (formerly Square) is a financial technology company operating the Square merchant payments ecosystem, Cash App peer-to-peer payments, TIDAL music streaming, and Bitcoin-focused financial services. Industry: Financial Technology & Payments

Block currently has 53 open roles on FindRole.

Listed pay typically runs $217,800–$326,800 across 52 roles with salary data.

Most-posted roles

View all roles at Block

At a glance

TL;DR · Staff Machine Learning Engineer, Modeling

Careers - Staff Machine Learning Engineer (Modeling), Support joins the Support ML Modeling team to drive innovation in customer support experiences across the Block ecosystem, including Cash App and Square. This role involves leading the end-to-end delivery of machine learning initiatives, from initial planning and design through deployment and long-term maintenance. The engineer will build high-impact systems such as conversational AI chatbots, real-time recommendation systems, and internal tools to improve support quality and efficiency. Key responsibilities include conducting R&D on LLMs, RAG, fine-tuning, and real-time inference while collaborating with cross-functional partners to define long-term roadmaps. The ideal candidate possesses deep expertise in NLP, deep learning, or ML infrastructure and is proficient in Python, PyTorch, TensorFlow, or JAX. This role focuses on solving the technical challenge of scaling automated support through advanced generative AI technologies.

What does a Machine Learning Engineer earn in Washington?

Median $241750 from 66 postings across 14 companies.

See salary data

What you'll do

  • Lead the end-to-end delivery of multiple ML initiatives from initial planning through long-term maintenance.
  • Drive R&D efforts exploring next-generation chatbot architectures using LLMs, RAG, fine-tuning, and real-time inference.
  • Design, deploy, and maintain ML models powering conversational agents for Cash App, Square, and other products.
  • Develop ML-powered tools and real-time recommendation systems to improve support agent effectiveness.
  • Partner with cross-functional leaders to define and drive long-term ML roadmaps based on industry trends.
  • Identify new AI opportunities and advise leadership on strategic technical tradeoffs.
  • Act as the technical representative for the team by communicating results to stakeholders and external audiences.

What we're looking for

  • 10+ years of experience in machine learning, applied AI, or product ML roles with deep technical expertise.
  • Demonstrated leadership capabilities to influence cross-functional teams and provide technical guidance to peers.
  • Proven track record of delivering organizational-wide impact by shaping systems, frameworks, or initiatives across multiple functions.
  • Experience shipping end-to-end ML features from problem framing through deployment and long-term maintenance.
  • Demonstrated experience with language models, dialog systems, or generative AI in production.
  • Strong foundation in NLP, deep learning, or ML infrastructure best practices.
  • Excellent communication skills to represent team work to leadership, stakeholders, and cross-functional partners.
  • Proficiency in Python, PyTorch, TensorFlow, or JAX.

More like this

Similar roles

Staff Machine Learning Engineer

Intuit

Mountain View, CA 152 days ago $202,500$274,000
Python TensorFlow Keras Spark SQL NLTK NumPy Pandas AWS GCP Git GitHub Machine Learning Operations Data Pipelines R Data Structures Algorithms
7+ yrs exp

Staff Machine Learning Engineer

Intuit

Mountain View, CA 147 days ago $202,500$274,000
Python NLTK NumPy Pandas TensorFlow Keras R Spark SQL Git GitHub CUDA cuDNN AWS GCP Machine Learning Feature Engineering
6+ yrs exp

Staff Machine Learning Engineer

GEICO

Palo Alto, CA +1 98 days ago $130,000$260,000
Generative AI LLMs Python Java C++ C# Kubernetes CICD Kafka Spark Ray Airflow Temporal PostgreSQL MongoDB Cassandra Snowflake elastic search Qdrant
6+ yrs exp

Staff Machine Learning Engineer

Adobe

San Jose, CA 77 days ago $211,800$306,625
Python PyTorch TensorFlow JAX Hugging Face Ray Spark LLMs multimodal foundation models Vector Search Information Retrieval MLOps Distributed Training A/B Testing Transformer Architectures Representation Learning Metric Learning search, ranking

Staff Machine Learning Engineer

Arm Holdings

Austin, TX 32 days ago $249,900$338,100
Machine Learning Python TensorFlow PyTorch ARM Architecture GPU Neural Networks Computer Architecture hardware aware optimization Deep Learning
Hybrid

Staff Machine Learning Engineer

Intuit

Mountain View, CA 17 days ago $230,000$250,000
AI ML LLM RAG Python PyTorch TensorFlow Pandas NumPy LangChain AWS SageMaker Kubernetes Microservices JavaScript Java NoSQL System Design
8+ yrs exp