Smadex Tech Stack

Mobile advertising DSP with real-time bidding and creative optimization

Advertising Services Barcelona, Catalonia 501–1,000 employees Public Company

Smadex operates a demand-side platform for mobile, CTV, and web advertising, built on Python, Java, Scala, and AWS infrastructure with heavy reliance on SQL for audience and campaign data. The company is actively migrating its codebase from Java to Kotlin while adopting LangChain and AWS Bedrock — a signal of investment in AI-driven creative and performance optimization. Hiring momentum is accelerating across marketing (15 open roles) and engineering (10), with notable pain around creative bottlenecks and model performance, suggesting the platform's next frontier is automating creative workflows and campaign tuning.

Tech Stack 72 technologies

Core StackPython Linux JUnit Adobe Premiere Pro Adobe Illustrator Scala Java Bitbucket LangChain Angular Node.js AWS CloudFront AWS AWS RDS TypeScript SQL Windows macOS Google Workspace Android SDK iOS SDK Mockito Mockk Adobe After Effects Photoshop Git AWS Bedrock AWS WAF AWS ElastiCache AWS Route53+39 more

AdoptingKotlin Android SDK

ReplacingJava

What Smadex Is Building

◆Challenges

Creative bottlenecks
Client roas maximization
Bridging creative services and technical delivery
Maintaining industry position
Model performance bottlenecks
Complex product and campaign performance questions
Expanding tech stack capabilities
Troubleshooting implementation issues
Improving campaign performance
Migrating legacy prototype to kotlin

▲Active Projects

Creative playbooks
Creative performance repository
Real-time optimization of mobile performance campaigns
Quarterly creative performance reviews
Event strategy and team management
Core platform for real-time bidding
Developing product tools and processes
Optimizing campaign performance
Named account penetration
Ctv end-to-end testing

Hiring Activity

Accelerating50 roles · 25 in 30d

Department

Marketing

Engineering

Data

Sales

Product

Design

Ops

Support

Seniority

Mid

Senior

Manager

Intern

Junior

Lead

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About Smadex

Smadex is a mobile growth platform and demand-side platform (DSP) owned by Entravision Communications. The product powers performance, direct response, and brand advertising campaigns across in-app, CTV, and mobile web channels. The platform emphasizes privacy-centric targeting, contextual signals, and first-party data to help advertisers and agencies optimize user acquisition and campaign ROI at scale. Smadex operates globally with engineering and data science as core competencies, serving both direct advertisers and agency partners. The company is headquartered in Barcelona and operates an engineering-driven organization with active hubs in Spain, UK, US, South Korea, Germany, and the Philippines.

HeadquartersBarcelona, Catalonia

Company Size501–1,000 employees

Hiring MarketsSpain, United Kingdom, United States, South Korea, Germany, Philippines

Frequently Asked Questions

What tech stack does Smadex use?

Python, SQL, Java, Scala, Node.js, TypeScript, Angular, and AWS infrastructure (RDS, ElastiCache, CloudFront, WAF). Android and iOS SDKs for mobile integration. Also uses LangChain and AWS Bedrock.

What is Smadex working on?

Real-time optimization of mobile performance campaigns, core platform for real-time bidding, creative playbooks and performance repositories, CTV end-to-end testing, and migrating legacy prototypes to Kotlin.