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Extend Tech Stack

API-first warranty and protection platform for eCommerce merchants

Software Development San Francisco, CA 201–500 employees Founded 2019 Privately Held
extend.com LinkedIn

Extend operates a warranty platform integrated into major eCommerce solutions (Shopify, Magento, Salesforce Commerce Cloud, BigCommerce) with custom API support for larger merchants. The tech stack reveals a data-intensive operation: ML frameworks (PyTorch, XGBoost, scikit-learn, TensorFlow), feature stores (Arize), and cloud infrastructure (AWS Lambda, DynamoDB, Snowflake, dbt) built around real-time decision engines. Hiring is heavily skewed toward data roles (5 of 15 open positions), and active projects center on fraud detection, claims automation, and risk modeling—indicating internal focus on reducing false positives and improving claim processing speed.

Tech Stack 41 technologies

Core StackGreenhouse SentinelOne Okta CloudFormation Terraform AWS Lambda AWS DynamoDB Salesforce Python Figma PyTorch scikit-learn SageMaker Snowflake dbt AWS Glue TensorFlow TypeScript LinkedIn Recruiter Wiz AWS CloudTrail API Gateway Outreach SimilarWeb XGBoost PyTorch Geometric Arize AWS Step Functions AWS CDK+11 more

What Extend Is Building

◆Challenges

  • Returns inefficiencies
  • Fraud detection
  • Post-purchase friction
  • Reducing false positives
  • Improving mttd
  • Identifying vulnerabilities
  • Fraud risk
  • Post-purchase experience challenges
  • Complex claim processing
  • Frequent process changes

▲Active Projects

  • Detection as code development
  • End-to-end detection lifecycle
  • Threat intelligence operationalization
  • Partnership growth optimization
  • Merchant relationship management strategy
  • Go-to-market strategy for new product features
  • Extend design system
  • Real-time claim review
  • Risk score judgment model
  • Ai-native fulfillment platform

Hiring Activity

Accelerating15 roles · 10 in 30d

Department

Data
5
Engineering
2
Ops
2
Sales
2
Design
1
HR
1
Product
1
Security
1

Seniority

Senior
8
Junior
3
Lead
1
Manager
1
Mid
1
Principal
1
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About Extend

Extend provides warranty and protection plans for merchants through APIs and pre-built eCommerce app integrations. The platform uses machine learning to optimize warranty offer timing and pricing in real-time, aiming to improve conversion and merchant revenue. On the consumer side, the product centralizes warranty and purchase records, eliminating the need to store receipts, and includes a 24/7 claims experience designed to streamline the claim-to-resolution workflow. The company operates across online and offline channels, serving mid-market to enterprise eCommerce retailers in the United States.

HeadquartersSan Francisco, CA
Company Size201–500 employees
Founded2019
Hiring MarketsUnited States

Frequently Asked Questions

What is Extend's tech stack?

Core infrastructure: AWS (Lambda, DynamoDB, API Gateway, CloudFormation, Terraform, CDK). Data: Snowflake, dbt, AWS Glue, AWS Step Functions. ML: PyTorch, PyTorch Geometric, scikit-learn, XGBoost, TensorFlow, SageMaker, Arize. Revenue/ops: Salesforce, Outreach.

Where is Extend headquartered?

San Francisco, California. All current hiring is in the United States.

How this profile is built

Extend'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.