Lassie Tech Stack

Preventive pet insurance with automated claims processing

Insurance Döbelnsgatan 21, Stockholm 51–200 employees Founded 2020 Privately Held

Lassie operates a pet insurance platform built on TypeScript, Node.js, React, and a PostgreSQL + MongoDB backend, with OpenAI integrated into their stack — likely powering claims automation. Active development spans claims processing optimization, fraud detection, and pricing automation, reflecting a company transitioning from manual underwriting workflows toward algorithmic decisioning. Support hiring (7 roles) outpaces engineering (2), indicating operational scaling outrunning product velocity — typical for insurtech products hitting post-launch volume.

Tech Stack 13 technologies

Core StackTypeScript Node.js React Next.js GraphQL MongoDB PostgreSQL Python OpenAI AWS JavaScript Excel SQL

What Lassie Is Building

◆Challenges

Fraud control
Claims processing inefficiency
Sustainable competitive pricing models
Scaling pet insurance experience
Expanding pet care ecosystem
Automating claims processing
Ensuring compliance with regulatory standards
Scaling customer support
Improving performance and reliability
Building scalable, reliable products

▲Active Projects

Claims automation platform
Backend api for claims processing
Customer onboarding process
Claims process improvement initiative
Pricing tooling automation
Data pipelines
New insurance product pricing
Fraud detection policy development
Claims processing optimization

Hiring Activity

Accelerating20 roles · 10 in 30d

Department

Support

Ops

Product

Engineering

Finance

Claims

Marketing

Seniority

Mid

Senior

Junior

Intern

Lead

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About Lassie

Lassie offers preventive pet insurance to pet owners across Europe, headquartered in Stockholm. The company was founded in 2020 and operates across 51–200 employees. Current product development focuses on automating the claims pipeline, reducing processing friction, and building pricing and fraud detection models. The team is hiring across support, operations, and product roles in Sweden, Germany, and France, with an acceleration in recent hiring velocity. Core technical challenges center on claims processing efficiency, fraud control, regulatory compliance, and scaling customer support.

HeadquartersDöbelnsgatan 21, Stockholm

Company Size51–200 employees

Founded2020

Hiring MarketsGermany, France, Sweden

Frequently Asked Questions

What tech stack does Lassie use?

Lassie's stack is TypeScript and Node.js for backend, React and Next.js for frontend, PostgreSQL and MongoDB for data storage, Python for data pipelines, and AWS for infrastructure. OpenAI is integrated into the platform.

What is Lassie working on?

Active projects include claims automation, backend API overhaul for claims processing, pricing tooling, fraud detection policy development, and customer onboarding improvements. The roadmap reflects a focus on automating manual claims workflows and scaling operational efficiency.