Company profile

Highnote Tech Stack

Unified card issuing, acquiring, credit and ledger platform via API

Software Development San Francisco, California 51–200 employees Founded 2020 Privately Held

Highnote sells payments infrastructure that combines card issuing, acquiring, credit, ledgering and real-time money movement behind a GraphQL API. Its stack runs on both GCP (Cloud Spanner, BigQuery, Pub/Sub, Dataflow) and AWS, with Java/Spring Boot services on Kubernetes and Istio. Agent frameworks like LangChain, CrewAI and AutoGen point to AI work, including AI-driven financial analysis. Senior-only, sales-tilted hiring suggests a commercial push on a mature platform.

Tech Stack 32 technologies

Core StackGraphQL TypeScript JavaScript Python AWS Kubernetes Istio Java BigQuery Docker Redshift LangChain Spring Salesforce Looker gRPC Kafka PostgreSQL MDX GCP Cloud Spanner Dataflow Pub/Sub JPA Spring Boot CrewAI AutoGen Looker Studio Protocol Buffers Kinesis+1 more

What Highnote Is BuildingChallenges and projects from their job posts

◆Challenges

Keeping API docs current, consistent and measurable
Inefficient financial operations
Fine margins requiring constant tradeoffs

▲Active Projects

AI-driven automation of financial analysis
API documentation program
Scenario and sensitivity modeling

Hiring Activity

Steady4 roles · 1 in 30d

Department

Sales

Engineering

Finance

Seniority

Senior

Companies like Highnote

1,300+ Software Development companies running GraphQL and TypeScript

See the full list

About Highnote

Highnote is a San Francisco-based payments platform company founded in 2020. It gives enterprises a single platform for issuing cards, accepting payments, extending credit, keeping a ledger and moving money in real time, replacing separate point vendors. Its specialties include virtual card issuance and API-first integration built on GraphQL. The privately held company employs 51–200 people and currently hires in the United States across sales, engineering and finance.

HeadquartersSan Francisco, California

Company Size51–200 employees

Founded2020

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Highnote use?

Highnote uses GraphQL, TypeScript, Java with Spring Boot, Python, Kubernetes, Istio, GCP services like Cloud Spanner, BigQuery and Pub/Sub, plus AWS, Kafka, PostgreSQL and Looker.

Where is Highnote headquartered?

Highnote is headquartered in San Francisco, California, and is hiring in the United States.

What is Highnote working on?

Job posts point to API documentation improvements, AI-driven automation for financial analysis, and scenario and sensitivity modeling within finance.

Similar Companies in Software Development

Other companies in the same industry, closest in size

How this profile is built

Highnote'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.