cozycozy.com Tech Stack

Vacation rental metasearch engine aggregating global accommodation inventory

Technology, Information and Internet Paris 11–50 employees Founded 2019 Partnership

cozycozy.com operates a metasearch platform for vacation rentals, built on Python + Node.js + MongoDB/PostgreSQL with Kubernetes orchestration and real-time data pipelines (Pub/Sub, Redis). The tech stack reveals a company scaling search and integration infrastructure: they're adopting React and RAG (retrieval-augmented generation) while tackling high-volume data streams and real-time price/availability sync across distributed accommodation suppliers. Hiring is engineering-heavy with 15 open roles split across senior, mid, and lead levels, signaling active platform expansion.

Tech Stack 48 technologies

Core StackPython Angular TypeScript Node.js MongoDB PostgreSQL Go Express Jest Redis Docker Kubernetes Grafana Prometheus Loki Terraform Ansible GitLab CI/CD GitHub Jenkins JavaScript RxJS HTML CSS Fastify Yarn Zod Dragonfly Gin Google Cloud Pub/Sub+16 more

AdoptingRAG React

What cozycozy.com Is Building

◆Challenges

Scaling search performance
Integration challenges
High-volume data streams
Strengthening online reputation
Improving search engine visibility
Expanding global inventory
Ensuring real-time data accuracy
Planning holiday travel
Optimizing destination recommendations
Performance optimization and scalability

▲Active Projects

Integration lifecycle
Seo performance optimization
Real-time price and availability data integration
Scalable services
Accommodation metasearch platform
Fine-tuning llms
Content and review management
Editorial strategy
Greenfield react projects
Personalization features

Hiring Activity

Accelerating30 roles · 15 in 30d

Department

Engineering

Marketing

Finance

Product

Sales

Seniority

Senior

Mid

Lead

Intern

Junior

Manager

Notable leadership hires: Engineering Head

Company intelligence

Find more companies like cozycozy.com by tech stack, pain points and active projects

Get started free

About cozycozy.com

cozycozy.com is a France-based metasearch platform founded in 2019 that indexes vacation accommodations across multiple providers—hotels, short-term rentals, apartments, and vacation homes—in a single search interface. The company operates a distributed architecture designed to aggregate real-time pricing and availability from third-party suppliers while surfacing results without what they frame as commercial manipulation. Current operational focus spans integration lifecycle management, SEO performance, real-time data synchronization, and personalization features. The team is 11–50 people, concentrated in Paris and expanding hiring into Hungary.

HeadquartersParis

Company Size11–50 employees

Founded2019

Hiring MarketsFrance, Hungary

Frequently Asked Questions

What tech stack does cozycozy.com use?

Backend: Python, Node.js (Express, Fastify), Go, PostgreSQL, MongoDB, Redis. Frontend: Angular, TypeScript, React (greenfield). Orchestration: Kubernetes, Docker. Data/observability: Google Cloud Pub/Sub, Grafana, Prometheus, Loki. CI/CD: GitLab CI/CD, GitHub, Jenkins.

What is cozycozy.com working on?

Real-time price/availability integration, SEO optimization, scalable search infrastructure, metasearch platform expansion, React front-end modernization, LLM fine-tuning, content/review management, and personalization features.