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Numeral

AI-powered multi-jurisdiction sales tax platform

Partner Manager - ERP

Full-Time
No salary listed
Mid, Senior
Remote in USA
RemoteRemote role.
Sales & Account ManagementBusiness Development & Partnerships

About the job

Requirements
  • 3–6+ years of related experience in channel sales, partner development, or alliance management in a quota-carrying role, including 2+ years working directly with accounting, Acumatica and Sage partner ecosystems, or financial technology.
  • Experience prospecting, qualifying, and closing new revenue-generating opportunities, particularly recurring revenue and platform-related initiatives.
  • Ability to use data, systems, and processes to plan, execute, and measure performance and initiatives, with a disciplined approach to pipeline generation and sales process.
  • Knowledge of partner ecosystem structures, including reseller, referral, and co-sell models, and expertise in multi-tier channel models and alliance management within identified ecosystems.
  • Ability to execute independently in an ambiguous, changing, and cross-functional environment.
  • Strong communication, presentation, negotiation, listening, and critical-thinking skills.
Responsibilities
  • Proactively network and identify new companies within the ERP ecosystem, especially Acumatica and Sage, to bring into Numeral’s partner network and build relationships from the ground up.
  • Design and deliver executive-level presentations and demos to senior decision-makers, focusing on strategic return on investment and business transformation.
  • Develop and own partner strategy, strategic account plans, key executive relationships, growth opportunities, action planning, and revenue forecasting.
  • Drive partner enablement and training initiatives so partners can effectively promote and sell Numeral solutions.
  • Educate partners on Numeral’s value and demonstrate how its platform supports their goals and growth.
  • Ensure partner stakeholders understand Numeral’s value proposition and how its technology fits into their go-to-market strategy and portfolio.
  • Build trust and influence with senior partner leadership, developing joint strategies, commitments, and execution plans aligned around mutual growth.
  • Increase partner engagement through enablement, training, co-selling initiatives, and ongoing relationship-building.
  • Serve as the primary point of contact for partners on training, enablement, opportunity assistance, and lead generation.
  • Work with partner teams to craft and promote mutually beneficial business models, solution offerings, and messaging that drive market opportunities.
  • Manage and grow existing strategic partnerships and identify new partnership opportunities, including qualified leads, referrals, reseller agreements, white-label partnerships, and strategic alliances.

About the company

Numeral is an AI-powered sales tax compliance platform covering the full lifecycle for businesses and accounting firms, including nexus monitoring, registrations, rate calculation, filing, remittance, exemption certificate management, and virtual mailbox services, plus VAT and GST compliance in 90+ countries. It connects with more than 40 billing, financial, and ERP systems and uses a deterministic tax engine together with AI automation and in-house tax specialists to process tax work efficiently. Its differentiators are the combination of automated tax calculations with hands-on expert support, broad cross-border coverage, and deep system integrations, backed by an accounting partner program for referrals, resale, and implementation. The goal is to make multi-jurisdiction tax compliance scalable and efficient for businesses of all sizes while expanding product capabilities and partnerships to meet growing compliance needs.

Company Size

51-200

Company Stage

Series C

Total Funding

$153.6M

Headquarters

San Francisco, CA

Founded

2023

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Simplify's Take

What believers are saying

  • September 23, 2026 Series C raised $100 million from Insight Partners and Salesforce Ventures.
  • California SaaS taxation starting 2027 expands Numeral's addressable market immediately.
  • Over 80 million expected transactions and 327% growth signal strong product-market fit.

What critics are saying

  • Avalara, TaxJar, Vertex, and Anrok already own entrenched tax-compliance buyer relationships.
  • California SB 122 makes SaaS taxable January 1, 2027, inviting fast-follow regulations.
  • Stripe or ERP vendors can bundle tax compliance, crushing Numeral's standalone margins.

What makes Numeral unique

  • 2026: Numeral combines deterministic tax rules, AI automation, and in-house specialists.
  • Numeral connects to 40+ billing, financial, and ERP systems across full tax lifecycle.
  • September 2026 partner program lets accounting firms resell, implement, and refer clients.

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Benefits

  • Remote Work Options
  • Flexible Work Hours

Growth & Insights and Company News

6 month growth

0%

1 year growth

2%

2 year growth

-1%
Antlers American
Sep 23rd, 2026
Numeral raises $100M Series C to expand AI-powered sales tax compliance platform

Numeral, an AI-powered sales tax compliance platform, has raised $100 million in Series C funding led by Insight Partners. Salesforce Ventures, Geodesic, Benchmark, Mayfield, FCVC, Y Combinator, and Uncork also participated. The San Francisco-based company will use the funds to accelerate product development, expand its offering across software, manufacturing, distribution, and wholesale industries, and grow its team. Numeral recorded 327% year-over-year growth in transaction volume and expects to process over 80 million transactions through its tax engine. Founded in 2023 by Sam Ross and Matt DuVall, Numeral provides sales tax compliance services including nexus monitoring, registrations, tax calculation, and filings. The platform supports VAT and GST compliance in over 90 countries and integrates with more than 40 billing and financial systems. Numeral previously raised a $35 million Series B in September 2025, bringing total funding to $157 million.

SuperbCrew
Sep 21st, 2025
Numeral Raises $35M In Series B Funding Round Led by Mayfield

Numeral, the AI-powered sales tax compliance platform for ecommerce and SaaS businesses, raised $35 million in a Series B funding round, led by Mayfield with participation from Benchmark, Uncork Capital, Y Combinator, and Mantis.

TechCrunch
Sep 18th, 2025
Numeral raises $35M to automate sales tax with AI

On Thursday, Numeral announced that it raised $35 million in Series B funding, valuing the two-year-old company at $350 million.

TechCrunch
Sep 18th, 2025
Numeral raises $35M for AI sales tax

Numeral, a sales tax compliance startup founded by Sam Ross, raised $35 million in Series B funding, valuing the company at $350 million. The funding round was led by Mayfield, with participation from Benchmark, Uncork Capital, Y Combinator, and Mantis. Ross, inspired by his experiences managing sales tax for his e-commerce businesses, aims to automate sales tax management using AI. This funding comes just six months after Numeral's $18 million Series A round.

Beamstart
Sep 18th, 2025
Numeral Secures $35M to Revolutionize Sales Tax Compliance with AI Technology

Earlier this year, Numeral raised $18 million in a Series A round led by Benchmark Capital, a stepping stone that fueled its rapid development and market expansion.