Parafin Tech Stack

Embedded lending and capital platform for marketplace and SaaS sellers

Financial Services San Francisco, California 51–200 employees Founded 2020 Privately Held

Parafin wraps lending, spend management, and savings products into a single API for marketplaces and vertical SaaS platforms to embed into their seller experience. The tech stack—Stripe, Plaid, Coinbase, Worldpay, payment and data infrastructure—reflects a capital-markets business handling real money, KYC, and underwriting decisions. Heavy engineering hiring (16 of 25 active roles) focused on platform evolution, ML infrastructure, and decisioning engines signals Parafin is scaling underwriting automation and partner data integration, not just API wrappers.

Tech Stack 31 technologies

Core StackReact AWS Terraform Apache Airflow Datadog PostgreSQL TypeScript Python Stripe Go Kubernetes PySpark Databricks Apache Spark JavaScript Salesforce Looker Ashby Zendesk Scala Figma Buildkite Square Plaid Coinbase Worldpay Mindbody GCP XGBoost

Adoptingdbt

What Parafin Is Building

◆Challenges

Complexity of capital markets
Underwriting and compliance
Friction in integrations
Maintaining reliability and security
Driving partner originations
Scaling underwriting platform
High-volume decisioning
Improving partner surfaces
Increasing partner adoption
Servicing small business customers

▲Active Projects

Net-new partner integrations
Partner data ingestion pipelines
Platform evolution for lending products
Process improvement through automation initiatives
Ml infrastructure integration
Public api development
Launch new partners and features
Terraform abstractions
Financial product apis
Underwriting and application decisioning platform

Hiring Activity

Accelerating25 roles · 25 in 30d

Department

Engineering

Data

Finance

Sales

Marketing

Ops

Security

Seniority

Senior

Mid

Staff

Lead

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About Parafin

Parafin provides embedded financial-services infrastructure for marketplace and SaaS platforms serving small businesses. Rather than building lending in-house, platforms integrate Parafin's API to offer capital, spend management, and savings tools directly to sellers. The product leverages real-time performance data to customize loan offers and underwriting decisions. Founded in 2020, Parafin operates from San Francisco with 51–200 employees, all hiring currently concentrated in the United States. Active work spans partner integrations, underwriting automation, financial product APIs, and ML-driven decisioning—indicating a shift from a simple capital-distribution play toward a full underwriting platform.

HeadquartersSan Francisco, California

Company Size51–200 employees

Founded2020

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Parafin use?

React, AWS, PostgreSQL, Kubernetes, Apache Airflow, Databricks, and integrations with Stripe, Plaid, Coinbase, and Worldpay. Recently adopting dbt for analytics and transformation.

Is Parafin hiring engineers?

Yes. 16 of 25 active roles are engineering-focused, ranging from mid-level to senior and staff engineers. All hiring is currently in the United States.

Where is Parafin headquartered?

San Francisco, California. Founded in 2020, privately held, with 51–200 employees.

How this profile is built

Parafin'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.