Constructor Tech Stack

AI-powered ecommerce search and product discovery platform

Software Development SAN FRANCISCO, CA 201–500 employees Founded 2015 Privately Held

Constructor builds an AI-first search and discovery platform purpose-built for ecommerce conversion optimization. The stack reveals a ML-heavy engineering org: PyTorch, Transformers, Spark SQL, and Databricks sit alongside real-time infrastructure (Kinesis, Elasticsearch, ClickHouse), and the hiring mix (78 engineers, 37 support, 21 product) reflects a product-led, engineering-intensive scaling phase. Active projects on query interpretation strategy and attribute enrichment suggest the company is deepening personalization logic, while pain points around integration robustness and onboarding indicate operational friction as adoption grows.

Tech Stack 73 technologies

Core StackPython PyTorch MySQL AWS CloudWatch Flask React CloudFormation Terraform Prometheus Elasticsearch FastAPI ClickHouse Apache Spark Databricks AWS Lambda OpenTelemetry PagerDuty Sentry Kubernetes pandas Spark SQL Transformers AWS ECS AWS CDK VictoriaMetrics Cube.js Kinesis Ray SQL+39 more

What Constructor Is Building

◆Challenges

Improving search and product discovery experiences
Integration challenges
Customer retention and expansion
Reliable integration monitoring
Scalable experimentation platform
Improving demo experience
Onboarding new merchandisers
Production incidents
Integration process robustness
Tedious promotion work

▲Active Projects

Improving search and product discovery experiences
Customer onboarding
Integration health monitoring tools
Rest client sdk test coverage
Attribute enrichment product strategy
Ui libraries for ai-powered discovery
Query interpretation strategy
Scaling high-performing customer success team across emea
Search and product discovery improvement
Index configuration

Hiring Activity

Accelerating180 roles · 90 in 30d

Department

Engineering

Support

Product

Sales

Design

Data

Customer-Success

Marketing

Seniority

Mid

102

Senior

Manager

Director

Junior

Notable leadership hires: Product Marketing Director, Account Director

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About Constructor

Constructor develops a commerce search and discovery platform designed to maximize ecommerce metrics including conversion rate, revenue, and profit. The product surfaces across search, recommendations, collections, AI shopping assistants, and guided selling, powered by natural language processing, machine learning, and generative AI. The company serves enterprise retailers, distributors, and marketplaces globally. Founded in 2015 and headquartered in San Francisco, Constructor operates with 201–500 employees and is expanding rapidly across 25+ countries, with notable hiring concentration in Europe, the Americas, and Australia.

HeadquartersSAN FRANCISCO, CA

Company Size201–500 employees

Founded2015

Hiring MarketsPortugal, Poland, Sweden, Czechia, United States, Brazil, Egypt, Germany

Frequently Asked Questions

What AI and ML tools does Constructor use?

PyTorch, Transformers, and Apache Spark form the ML core. Real-time serving relies on Elasticsearch, ClickHouse, and Databricks, with Ray for distributed compute and FastAPI for serving layers.

What is Constructor working on?

Active projects include improving search and discovery experiences, attribute enrichment product strategy, query interpretation strategy, integration health monitoring, and scaling customer success teams across EMEA.