Middesk Tech Stack

Business identity intelligence for B2B onboarding and risk monitoring

Software Development San Francisco, California 51–200 employees Founded 2019 Privately Held

Middesk delivers business identity verification and risk intelligence to B2B financial platforms, banks, and marketplaces. The stack spans React, Ruby on Rails, PostgreSQL, and Scala with infrastructure (Kubernetes, Terraform) built for high-volume, regulated environments — matching their stated challenge of serving customers in compliance-heavy industries. Active hiring is sales-led (16 roles) alongside fraud/risk ML development, signaling revenue expansion and deepening AI capabilities for fraud detection.

Tech Stack 16 technologies

Core StackReact Redux Ruby Ruby on Rails PostgreSQL Scala Python Go Kubernetes Terraform CI/CD Vanta SOC 2 ISO 27001 LinkedIn X

What Middesk Is Building

◆Challenges

Slow manual processes
Slow manual verification process
Reducing risk at every stage
Secure, cost-effective, scalable platform capabilities
Compliance with industry standards
Extreme class imbalance
Cold start label challenges
High-volume regulated environments
Driving incremental revenue across partner ecosystem
Software delivery acceleration

▲Active Projects

Risk & fraud ml applications
Cloud infrastructure and orchestration systems
Own middesk’s organic social presence end to end
Observability systems
Streamlining security and compliance reviews
Launch new agent ai product
Go-to-market activation of new partnerships
Design system evolution
Social-native content creation
Developer experience tools and workflows

Hiring Activity

Steady35 roles · 15 in 30d

Department

Sales

Engineering

Data

Marketing

Security

Legal

Product

Seniority

Senior

Mid

Manager

Lead

Junior

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About Middesk

Middesk provides business identity intelligence integrated into onboarding, risk, and compliance workflows for companies that work with other businesses. The platform processes over 5M business verifications annually for more than 500 customers across banking, fintech, lending, marketplaces, and payroll platforms. Customers report 30% higher auto-approval rates and 60–70% less manual review time. The product operates as modular APIs and infrastructure rather than a standalone dashboard, enabling deployment into existing customer systems.

HeadquartersSan Francisco, California

Company Size51–200 employees

Founded2019

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Middesk use?

React, Redux, Ruby on Rails, PostgreSQL, Scala, Python, Go, Kubernetes, and Terraform. Security certifications include SOC 2 and ISO 27001.

How many businesses does Middesk verify annually?

Over 5M businesses annually across their customer base of 500+ companies in banking, fintech, lending, and marketplace industries.