Lumen Tech Stack

Metabolic health device and app analyzing breath for real-time nutrition and lifestyle insights

Wellness and Fitness Services Tel Aviv, Israel 51–200 employees Founded 2014 Privately Held

Lumen builds a consumer hardware-software platform that measures metabolism through breath analysis and delivers real-time coaching via mobile app. The tech stack—Prometheus, Grafana, Elasticsearch, Datadog, Kubernetes, AWS EKS—reflects a maturity-focused ops posture for managing cloud scale, while active work on observability and CI/CD suggests the company is stabilizing infrastructure as it grows. Current hiring is senior-weighted (7 of 8 open roles) and concentrated in Israel and the US, consistent with a scaling consumer product balancing hardware quality and app velocity.

Tech Stack 27 technologies

Core StackPrometheus Grafana Loki OpenTelemetry Elasticsearch Datadog Docker Kubernetes Terraform AWS Python Flutter MySQL Java Kotlin Salesforce GitHub Alertmanager AWS EKS GCP Bash iOS Android Bluetooth Low Energy HealthKit Azure Google

What Lumen Is Building

◆Challenges

Rapidly increasing scale
Complex engineering challenges
Scaling cloud environments
Scaling performance content output

▲Active Projects

Next-generation b2c application
New rising product in the health landscape
Observability stack
Ci/cd pipeline improvement
Performance messaging framework development
Ai-powered copy ideation workflow

Hiring Activity

Decelerating8 roles · 2 in 30d

Department

Engineering

Marketing

Product

Support

Seniority

Senior

Mid

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About Lumen

Lumen is a Tel Aviv-based consumer health company founded in 2014, focused on metabolic health through a personal breath-analysis device and companion mobile app. The platform uses sensor data (integrated with iOS HealthKit and Bluetooth Low Energy) to provide users with real-time insights about their metabolism and personalized guidance on nutrition and lifestyle. Engineering operations run on Kubernetes, AWS EKS, and GCP, with analytics powered by Prometheus, Grafana, and Elasticsearch. Current product focus spans next-generation mobile experiences (iOS/Android, Flutter), infrastructure scaling (Kubernetes, Terraform, observability tools), and AI-driven content generation for personalized messaging.

HeadquartersTel Aviv, Israel

Company Size51–200 employees

Founded2014

Hiring MarketsIsrael, United States

Frequently Asked Questions

What tech stack does Lumen use?

Backend and data: Python, Java, Kotlin, MySQL, AWS EKS, GCP, Azure, Terraform. Observability: Prometheus, Grafana, Loki, Alertmanager, Datadog, Elasticsearch, OpenTelemetry. Mobile: iOS, Android, Flutter with Bluetooth Low Energy and HealthKit integration.

Where is Lumen headquartered?

Tel Aviv, Israel. The company was founded in 2014 and currently employs 51–200 people, with active hiring in Israel and the United States.