Company profile

Zeller Tech Stack

Payments, EFTPOS terminals and business banking for small businesses

Financial Services Melbourne, Victoria 201–500 employees Founded 2020 Privately Held

Zeller bundles EFTPOS card acceptance, invoicing, business accounts and cards for small merchants, running on a serverless AWS stack (Lambda, EventBridge, DynamoDB, Kafka) with TypeScript, Go and React Native. Hiring is accelerating and overwhelmingly sales-led, with UK market entry, a new Zeller Health product and a repeatable lead-generation engine as the clear priorities, while job posts flag slow merchant onboarding and time to first transaction as friction.

Tech Stack 30 technologies

Core StackHubSpot AWS Datadog TypeScript Node.js GraphQL AWS Lambda DynamoDB Go Kafka Jest React Native React Terraform Java JavaScript Cypress Dialpad EFTPOS POS DocumentDB EventBridge API Gateway AWS EventBridge AWS SQS AWS ECS BPMN Charles Android Studio Visual Studio Code

What Zeller Is BuildingChallenges and projects from their job posts

◆Challenges

Slow merchant onboarding and time to first transaction
Slow application processing
Reducing incident resolution time and improving service delivery
Displacing outdated banking solutions and restrictive contracts
Simplifying claims and payments

▲Active Projects

UK market entry and sales team expansion
Launching and growing Zeller Health
Repeatable inbound and outbound lead generation engine
Direct cross-sell engine via account management
Customer retention strategy
Sales roadmap definition

Hiring Activity

Accelerating20 roles · 6 in 30d

Department

Sales

Engineering

Marketing

Operations

Seniority

Mid

Junior

Manager

Senior

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About Zeller

Zeller is a Melbourne-based financial services company founded in 2020 that offers small and mid-sized businesses a single platform for payments and finances. Its products span EFTPOS and POS payment acceptance, online invoicing, business transaction accounts and cards. The company employs 201–500 people, is privately held, and is hiring in Australia and the United Kingdom. Its engineering team builds on AWS with TypeScript, Node.js, GraphQL, Go and React Native for mobile apps.

HeadquartersMelbourne, Victoria

Company Size201–500 employees

Founded2020

Hiring MarketsAustralia, United Kingdom

Frequently Asked Questions

What tech stack does Zeller use?

Zeller runs on AWS (Lambda, ECS, DynamoDB, DocumentDB, EventBridge, SQS, API Gateway) with TypeScript, Node.js, GraphQL, Go, Kafka, React and React Native, managed via Terraform and monitored with Datadog.

Is Zeller expanding to the UK?

Yes. Zeller's job posts point to UK market entry and building out a UK sales team, with active hiring in both Australia and the United Kingdom.

Is Zeller hiring sales roles?

Yes. Sales dominates Zeller's open roles, mostly at mid and junior levels, focused on pipeline building, lead generation, cross-sell via account management and launching Zeller Health.

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How this profile is built

Zeller's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.