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Kustom Tech Stack

Customizable checkout platform for European merchants

Financial Services Östermalm, Stockholm County 51–200 employees Founded 2024 Privately Held

Kustom operates a checkout solution built on React, Java, Spring, and AWS, with a modern data stack (Databricks, Snowflake, BigQuery, dbt) supporting analytics and experimentation. The company is scaling data infrastructure for high-performance pipelines while actively exploring geographic expansion and M&A — typical moves for a fintech at the transition from product-market fit to growth-stage distribution.

Tech Stack 16 technologies

Core StackReact JavaScript Java AWS GitHub dbt Databricks Snowflake BigQuery Apache Spark HTML5 CSS Spring Framework Spring Boot Git SQL

What Kustom Is Building

◆Challenges

Acquiring new customers
Performance and cost optimization of data pipelines

▲Active Projects

Component library and design system
Global payment infrastructure
New business exploration
Geographic expansion
M&a market scans
Implement scalable, high-performance data processing pipelines
Integrate internal and external data sources to enrich existing data entities
Own and evolve data modeling for bi, experimentation, and product use cases

Hiring Activity

Steady6 roles · 2 in 30d

Department

Engineering

2

Data

1

Executive

1

HR

1

Sales

1

Seniority

Mid

3

Senior

2

Junior

1

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About Kustom

Kustom is a fintech company providing a checkout platform designed for merchant customization and conversion optimization. The product serves merchants across over 170 countries, with 24,000 connected merchants as of the stated date. The company is headquartered in Stockholm and operates primarily across Nordic markets. Current engineering and data initiatives focus on building a component library and design system, maintaining global payment infrastructure, and implementing scalable data pipelines to support business intelligence and experimentation.

HeadquartersÖstermalm, Stockholm County

Company Size51–200 employees

Founded2024

Hiring MarketsSweden, Norway

Frequently Asked Questions

What tech stack does Kustom use?

Kustom's stack includes React and JavaScript for frontend, Java and Spring Framework for backend, AWS for infrastructure, and Databricks, Snowflake, and BigQuery for data processing and analytics.