Kayzen Tech Stack

Mobile DSP processing 230B+ daily ad requests with AI-driven campaign optimization

Advertising Services Berlin, BE 51–200 employees Founded 2019 Public Company

Kayzen operates a mobile demand-side platform handling 230 billion daily ad requests across 1.9 billion unique users in 180 countries. The tech stack reveals a shift toward AI-native operations: OpenAI, Anthropic, Claude, and RAG are all active, paired with SQL and Python for backend work. Active projects around LLM-powered workflows and AI framework development, combined with hiring velocity in data roles, indicate the platform is moving beyond traditional auction logic toward machine-learning-driven bidding and budget allocation—a significant operational pivot for a programmatic player.

Tech Stack 12 technologies

Core StackHubSpot Greenhouse OpenAI Anthropic RAG Python LinkedIn SQL GPT Claude Personio Leapsome

What Kayzen Is Building

◆Challenges

Optimizing campaign performance
Retaining accounts
Growing revenue
Recruiting tech talent
Handling 2 million req/sec latency
Managing petabytes of data
Optimizing jvm and linux kernel
Meeting cpa/roas targets
Scaling campaign efficiency
Protecting contribution margin

▲Active Projects

Trading playbook
Llm-powered workflows
Real-time bidding platform
Real-time budget system
Ai framework development
Testing roadmaps optimization
Audience targeting strategies
Campaign delivery
Professionalizing trading operations for media buyers
Improving campaign success through feedback-driven culture

Hiring Activity

Accelerating15 roles · 10 in 30d

Department

Data

Customer-Success

Marketing

Engineering

Product

Sales

Support

Seniority

Mid

Senior

Lead

Manager

Director

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About Kayzen

Kayzen is a mobile demand-side platform enabling apps, agencies, media buyers, and brands to run programmatic advertising campaigns at scale. The platform supports programmatic customer acquisition, retargeting, and brand performance use cases through self-serve and managed service channels. With 230+ billion daily ad requests and 1 billion ads delivered per day globally, Kayzen operates at massive throughput; internal pain points around handling 2 million requests per second latency and managing petabytes of data reflect the infrastructure challenges of that scale. The company serves users across 180 countries and remains focused on campaign performance optimization and revenue retention.

HeadquartersBerlin, BE

Company Size51–200 employees

Founded2019

Hiring MarketsGermany, India, United Kingdom

Frequently Asked Questions

What is Kayzen's ad volume and geographic reach?

Kayzen processes 230B+ daily ad requests from 1.9B+ unique users, serves up to 1B+ ads per day, and operates in 180 countries. The platform handles 2M requests per second at peak.

What AI tools is Kayzen adopting?

Kayzen's stack includes OpenAI, Anthropic, Claude, GPT, and RAG. Active projects center on LLM-powered workflows and AI framework development, signaling integration of generative AI into campaign optimization.