Senior State and Local Income Tax Researcher

• Train and refine Avalara’s AI on authoritative state and local income tax materials (statutes, regulations, case law) to answer complex customer questions accurately.
• Build and own a world-class state and local income tax research product, defining quality standards and the roadmap for AI agents like Avi.
• Curate and structure authoritative source materials for AI agents to reason through scenarios like audit defense, corporate structuring, apportionment, and transfer pricing.
• Develop reusable prompt libraries, validation frameworks, and rigorous quality-review standards for tax-specific AI applications.
• Establish measurable quality benchmarks and controls confirming AI answers trace back to primary legal sources.
• Review AI agent outputs against primary legal sources to ensure defensibility and compliance integrity.
• Identify high-impact AI opportunities to improve research speed, scale, and quality.
• Raise the AI fluency of peers by sharing frameworks, governance practices, and structured research methods.
• Design and implement workflows combining AI, automation, and existing systems to eliminate manual research effort and reduce variation in outputs.

• Bachelor’s degree in Tax, Accounting, Finance, or Law.
• 5+ years of state and local income tax advisory, consulting, or statutory research experience (ideally including audit defense, corporate structuring, apportionment, or transfer pricing).
• Demonstrated ability to turn ambiguous state and local income tax authority into clear, well-organized content to train and improve AI accuracy.
• Hands-on experience applying AI tools: designing effective prompts, building validation frameworks, or creating structured AI workflows with measurable results.
• A genuine passion for raising the bar on how AI is used to capture and apply tax knowledge.
• Preferred: Advanced degree (J.D., LL.M. in Taxation, or M.S. in Taxation).
• Preferred: Experience with knowledge management systems, structured data formats (e.g., JSON, XML), or legal research platforms.
• Preferred: Familiarity with large language model (LLM) behavior, retrieval-augmented generation (RAG), or AI agent architectures.

AI is embedded in our workflows, decision-making, and products.  Success here requires embracing AI as an essential capability.

• You’ll bring experience using AI and AI-related technologies, ready to thrive here.

• You’ll apply AI every day to business challenges - improving efficiency, contributing solutions, and driving results for your team, our company, and our customers.

• You’ll grow with AI by staying curious about new trends and best practices, and by sharing what you learn so others can benefit too.

Total Rewards 

In addition to a great compensation package, paid time off, and paid parental leave, many Avalara employees are eligible for bonuses. 

Health & Wellness 
Benefits vary by location but generally include private medical, life, and disability insurance. 

Inclusive culture and diversity 
Avalara strongly supports diversity, equity, and inclusion, and is committed to integrating them into our business practices and our organizational culture. We also have a total of 8 employee-run resource groups, each with senior leadership and exec sponsorship. 

We’re defining the relationship between tax and tech.

We’ve already built an industry-leading cloud compliance platform, processing over 54 billion customer API calls and over 6.6 million tax returns a year. Our growth is real - we're a billion dollar business - and we’re not slowing down until we’ve achieved our mission - to be part of every transaction in the world.

We’re bright, innovative, and disruptive, like the orange we love to wear. It captures our quirky spirit and optimistic mindset. It shows off the culture we’ve designed, that empowers our people to win. We’ve been different from day one. Join us, and your career will be too.

We’re An Equal Opportunity Employer

Supporting diversity and inclusion is a cornerstone of our company — we don’t want people to fit into our culture, but to enrich it. All qualified candidates will receive consideration for employment without regard to race, color, creed, religion, age, gender, national orientation, disability, sexual orientation, US Veteran status, or any other factor protected by law. If you require any reasonable adjustments during the recruitment process, please let us know.