Fonoa Tech Stack

Global tax automation and compliance platform for digital marketplaces and SaaS

Software Development Dublin 51–200 employees Founded 2019 Privately Held

Fonoa automates indirect tax across 190+ countries using a modern stack (Node.js, Go, React, PostgreSQL, Kubernetes, GCP/Azure) built for the multinational SaaS and marketplace segment. The company is actively scaling alliances and partner enablement—evidenced by new director-level roles and projects around ISV program launch and ecosystem definition—while simultaneously investing in core API expansion (tax, lookup, e-invoicing) and internal process automation to reduce manual work and operational cost.

Tech Stack 27 technologies

Core StackSalesforce Node.js Go React TypeScript PostgreSQL Terraform Kubernetes ArgoCD Datadog SAP Slack Zoom Linux Python Azure GCP htmx CSV JSON Google Sheets Excel Google Workspace Oracle NetSuite Dynamics NAV LinkedIn Windows

What Fonoa Is Building

◆Challenges

Reducing manual processes
Reducing cost of operations
Handling tax manually
Global e-commerce compliance
Building alliance ecosystem from scratch
Cross-border tax compliance
Reducing errors in indirect tax compliance
Reducing manual spreadsheet work
Automating repetitive tasks
Meeting enterprise customer needs

▲Active Projects

Tax api
Lookup api
Build alliance enablement tools
Launch isv & software partner program
E-invoicing api
Reconciliation enhancement
Country pack
Define scalable alliance models
Internal tools and automation
Cross-functional alignment for sales optimization

Hiring Activity

Minimal40 roles · 5 in 30d

Department

Sales

Engineering

Finance

Marketing

Support

Tax

Product

Seniority

Senior

Mid

Director

Manager

Junior

Lead

Principal

Notable leadership hires: Alliances Director, Director Alliances

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About Fonoa

Fonoa is a global tax automation platform founded in 2019 and headquartered in Dublin. The product spans tax ID validation (110+ countries lookup, 20+ countries discovery), tax calculation and determination (190+ countries and US states), invoicing and e-invoicing generation, transaction reporting, and tax return filing—all from a single API-first interface. The company serves digital platforms, marketplaces, and SaaS businesses handling cross-border transactions. Fonoa has onboarded over one million platform sellers and processes hundreds of millions of transactions annually, with typical integration timelines of weeks or days. The 51–200 person organization is weighted toward sales and engineering, with emerging tax and alliances specialties.

HeadquartersDublin

Company Size51–200 employees

Founded2019

Hiring MarketsUnited Kingdom, United States, Croatia

Frequently Asked Questions

What tech stack does Fonoa use?

Fonoa's stack includes Node.js, Go, and React for application services; PostgreSQL for data; Kubernetes and ArgoCD for orchestration; Terraform for infrastructure; and Datadog for monitoring. Cloud infrastructure runs on GCP and Azure. Business systems include Salesforce, Oracle NetSuite, and SAP.

Is Fonoa hiring sales and engineering?

Yes. Fonoa has 39 active roles with 15 in sales and 11 in engineering. Seniority mix includes senior, mid, director, and manager levels. Recent hiring is focused in the United Kingdom, United States, and Croatia.

What is Fonoa working on?

Active projects include expanding tax and lookup APIs, building e-invoicing capabilities, launching an ISV and software partner program, designing alliance enablement tools, and enhancing reconciliation—alongside internal automation and sales optimization efforts.