14 staff ai engineer jobs at 8 companies in Phoenix, AZ

6d
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Staff AI Engineer - Enterprise Architecture
Phoenix or New York City
$144k-$256k/yr HybridFull Time
American Express
American ExpressNYSE: AXP: Global financial services and credit card payment network.
10+ YOE10+ years of software engineering experience delivering agentic or LLM systems to production, with expertise in distributed systems, AI frameworks, cloud infrastructure, and technical leadership.
Python, Go, TypeScript, REST, gRPC, tRPC, AWS, GCP, Kubernetes, Kafka, LLM, LangChain, LlamaIndex, Semantic Kernel, CrewAI, PyTorch, Hugging Face, TensorFlow, Pydantic, Zod, RAG
1mo
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Staff Engineer - Agentic AI
Phoenix, Arizona, United States
RemoteFull Time
Republic Services
Republic ServicesNYSE: RSG: Provides waste collection, recycling, and environmental services.
7+ YOE7+ years building and scaling enterprise software with recent hands-on GenAI/LLM experience; deep knowledge of transformer models, prompt/context engineering, RAG, agentic patterns, cloud deployment, observability, and AI safety/governance.
LangChain, LangGraph, Semantic Kernel, LangSmith, LangFuse, AWS Bedrock, GCP AI, kore.ai, Git, pgvector, Elastic Search, Splunk, CloudWatch, MCP, A2A
1mo
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Retirement AI Staff Engineer
Denver or San Francisco or New York City or Scottsdale
$164k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
7+ YOE7+ years software engineering experience; hands-on experience implementing LLM-powered features; strong services/APIs/data flow skills; comfortable coding; experience with sprints/Jira and cross-functional execution; Ruby on Rails and React experience preferred.
large language models (LLMs), Ruby on Rails, React, Jira
2mo
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Staff Engineer II - AI Full Stack Engineer
Phoenix or Dallas
OnsiteFull Time
Western Alliance Bank
Western Alliance BankNYSE: WAL: National commercial bank providing specialized financial and business solutions.
7+ YOE7+ years in software engineering or IT; bachelor’s degree; hands-on Azure/.NET/C#/API/CI/CD, Python, React (Vite), SQL, ETL; AI-enabled development; leadership; security/compliance; travel up to 25%.
Azure, .NET, C#, API, CI/CD, Python, React (Vite), SQL, ETL, GitHub, Azure DevOps, APIM
3w
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Senior Technical Staff Engineer - Verification
Bangalore or Chandler
OnsiteFull Time
Microchip Technology
Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.
15+ YOE15+ years functional verification experience; expertise in SystemVerilog, UVM, formal methods, RTL and SoC verification; BS/MS in EE/CE or related; strong communication, mentoring, and problem-solving skills.
SystemVerilog, UVM, Formal, RTL, AI/ML
3w
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Senior Staff Software Engineer, Growth Onboarding
San Francisco or San Jose or Denver or New York City or Scottsdale
$223k-$278k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
10+ YOE10+ years software engineering experience, product-minded, experience applying AI/LLM to products, full-stack proficiency, technical leadership and mentorship, ability to work cross-functionally.
AI, LLM, ChatGPT, Claude
2mo
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Staff Digital Design Engineer (AI/ML)
Chandler, Arizona, United States
OnsiteFull Time
Analog Devices
Analog DevicesNASDAQ: ADI: Designs and manufactures semiconductors for signal processing and power management.
5+ YOEMS (EE/CE) with 7+ years or PhD with 5+ years (BSEE/BSCE considered); strong Verilog/SystemVerilog RTL and tape-out experience; Python/Tcl/shell scripting; Cadence Genus/Innovus/Tempus/Conformal; synthesis, STA, DFT knowledge.
Verilog, SystemVerilog, Python, Tcl, Shell, Genus, Innovus, Tempus, Conformal
2mo
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Staff Design Verification Engineer (AI/ML)
Chandler, Arizona, United States
OnsiteFull Time
Analog Devices
Analog DevicesNASDAQ: ADI: Designs and manufactures semiconductors for signal processing and power management.
5+ YOEMS EE/CE with 7+ years or PhD with 5+ years (BSEE/BSCE considered); strong SystemVerilog/UVM and Python skills; experience delivering verification to tape-out; knowledge of formal verification and CDC; familiarity with Xcelium and JasperGold.
SystemVerilog, UVM, Python, Xcelium, JasperGold, Verilog-AMS, SDF
2w
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Staff Engineer, Revenue Cycle
Denver or Dallas or Salt Lake City or Atlanta or Miami or Seattle or Boston or Portland or Austin or Durham or Tampa or Scottsdale
$165k-$180k/yr RemoteFull Time
SonderMind
SonderMind: Mental health platform connecting patients with licensed professionals.
8+ YOE8+ years building web services or full-stack applications; strong hands-on experience with Ruby/Rails, TypeScript/Node, Python, APIs, PostgreSQL, and MongoDB; mentoring and technical leadership experience; familiarity with LLM/AI toolchains preferred.
Ruby/Rails, TypeScript/Node, Python, MongoDB, PostgreSQL, RESTful, gRPC, Gemini, ChatGPT, Claude, GitHub Copilot, Langchain, Langgraph, LLMs
2mo
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Staff Engineer
Calgary or Phoenix or Scottsdale or Pittsburgh or Columbus or Orlando or St. Louis or Edmonton or Halifax or Moncton or Ottawa or Toronto or Winnipeg or Vancouver
$200k-$240k/yr RemoteFull Time
ZayZoon
ZayZoon: Provides employees with instant access to their earned wages.
6+ YOE6+ years with Ruby on Rails, strong OO and DDD fundamentals, experience with scale/concurrency/queuing/background processing, AWS/RDS/serverless experience, SQL/ETL/data-warehouse skills, security mindset (OWASP, SOC-2), and experience applying AI to workflows.
Ruby on Rails, AWS, RDS, SQL, OWASP, SOC-2, Domain-driven design (DDD), microservices, serverless, ETL, AI
2d
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Staff Software Engineer, Gustie Assist
Denver or San Francisco or New York City or Los Angeles or Seattle or Scottsdale
$179k-$245k/yr HybridFull Time
Symmetry: Payroll infrastructure and tax compliance software for software platforms.
Staff software engineering role; posting contains placeholder text and does not specify required experience, technologies, skills, or degree requirements.
AI
2w
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Staff Software Engineer, Tax Accounts
Denver or San Francisco or New York City or San Jose or Scottsdale
$163k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience; ownership of large projects; designing data models and APIs for rules-heavy domains; experience with AI tools and mentoring engineers; interest in Ruby on Rails.
Ruby on Rails
1mo
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Staff Software Engineer, Growth (Revenue Enablement)
San Francisco or San Jose or Denver or New York City or Scottsdale
$197k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years building customer-facing full‑stack systems, strong applied AI and prompt-design experience, growth/product focus (onboarding, communications), ability to own multi-quarter initiatives and mentor engineers.
ACE, Ruby on Rails, LLM
1mo
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Staff Software Engineer, Core Products
Denver or San Francisco or San Jose or New York City or Scottsdale
$163k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience, full‑stack proficiency (frontend + backend), experience with large Ruby/Rails and Javascript/React codebases, AI tool fluency, mentoring experience, owning multi‑quarter projects.
Ruby/Rails, Javascript/React