echoloc/ Companies/ Prosper Marketplace

Company profile

Prosper Marketplace Tech Stack

Online personal loan marketplace and credit card provider for consumers

Financial Services San Francisco, CA 201–500 employees Founded 2005 Privately Held

Prosper Marketplace runs a consumer lending marketplace and credit card business on a GCP-centric data stack (BigQuery, dbt, Looker) with Java, Kotlin, Go and Spring Boot services on Kubernetes and Terraform. Job-post themes cluster around fraud reduction, credit performance and risk-decision A/B testing. Senior-weighted hiring spans data, finance and marketing, while overall hiring velocity is slowing.

Tech Stack 71 technologies

Core StackLattice Heap BigQuery ADP Figma Looker Python Tableau SAS Selenium JUnit React SQL Server Docker Kubernetes Terraform PostgreSQL Cursor Java C# Go dbt Kotlin Culture Amp PostHog Appium GCP GCS Looker Studio Spring Boot+41 more

What Prosper Marketplace Is BuildingChallenges and projects from their job posts

◆Challenges

Reducing fraud across lending products
Improving credit performance and risk decisions
Application security controls and vulnerability lifecycle management
Adopting AI securely
Friction in cross-product customer journeys
Aggressive volume targets

▲Active Projects

Credit and fraud prevention strategy implementation
Launch of new borrowing and investing products
A/B testing risk versus customer experience trade-offs
Enhanced machine learning targeting models
Debt sale and large transaction closings

Hiring Activity

Decelerating15 roles · 2 in 30d

Department

Data

Finance

Marketing

Design

Engineering

Legal

Ops

Seniority

Senior

Director

Manager

Mid

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About Prosper Marketplace

Prosper Marketplace is a San Francisco-based consumer finance company founded in 2005 and privately held. It operates a personal loan marketplace that connects borrowers with investors and offers the Prosper Card, an unsecured credit card. Its products serve consumers across a wide range of credit profiles, with investor-facing notes offered alongside the lending business. The company employs 201–500 people and hires in the United States.

HeadquartersSan Francisco, CA

Company Size201–500 employees

Founded2005

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Prosper Marketplace use?

Prosper uses GCP, BigQuery, dbt and Looker for data, plus Java, Kotlin, Go, C#, Python and Spring Boot. It runs on Docker, Kubernetes and Terraform, with PostgreSQL and SQL Server databases.

Where is Prosper Marketplace headquartered?

Prosper Marketplace is headquartered in San Francisco, California, and hires in the United States.

What is Prosper Marketplace working on?

Job posts point to credit and fraud prevention strategies and A/B testing of risk versus customer experience trade-offs. They also mention new borrowing and investing products, ML targeting models and debt sale transactions.

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How this profile is built

Prosper Marketplace'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.