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AdTech Data Management Platform Modernization

CHI Software delivered a data platform modernization that transforms fragmented legacy pipelines into a resilient SaaS ecosystem.

Quick Project Facts and Key Achievements

Quick project facts

Client Industry

Advertising

Client Location

Italy

Challenge

Scale up a legacy AdTech platform with reliable APIs and real-time insights for enterprise campaigns.

Solution

A data management SaaS with microservices, automated ETL, real-time dashboards, and ML-backed budget recommendations.

Team Size

11 specialists

Timeline

2+ years - Ongoing

Project key achievements

30%

faster operations due to scalable data management SaaS architecture

10-20%

higher ROI for enterprise advertisers through budget optimization features

0 outages

after stabilizing 3rd-party API pipelines and credentials

100%

enterprise-ready scalability with event-driven microservices and cloud infrastructure

Story Behind the Numbers

CHALLENGE

When an Italian AdTech company approached us to help with an enterprise platform that was struggling under the burden of unreliable third-party APIs and fragile data pipelines, the challenge was set out for us. Campaign data was often incomplete, forecasts were off, and advertisers couldn’t fully trust the platform. Scaling up with the legacy system was a nearly impossible feat, and the platform needed modern AdTech software to support high-volume campaigns and provide actionable insights.

ENGAGEMENT STAGE

We began by stabilizing the core. Legacy code was refactored, and automated scripts validated the ETL pipeline, catching errors before they reached users. Third-party integrations were reinforced, reducing synchronization failures and restoring confidence in the data management platform.

TRANSFORMATION

Next came the big evolution: monolithic architecture was replaced with a scalable microservices system, and cloud-native infrastructure enabled reliable data processing and data lake operations. Dashboards, predictive analytics, and ML-powered budget recommendations turned raw data into actionable insights, completing the next step in data platform modernization.

SERVICES PROVIDED

DEVELOPMENT TEAM

  • 1 Business Analyst
  • 1 Frontend Tech Lead
  • 1 Scrum Master
  • 1 DevOps
  • 1 ML engineer
  • 2 Backend Developers
  • 2 Frontend Developers
  • 2 QA engineers

Key Areas for Improvement

UNSTABLE API INTEGRATIONS

Every campaign relied on a chain of third-party platforms, but even a minor API failure could disrupt that chain inside the data management platform. When data stopped flowing, dashboards went quiet, reports became unreliable, and media teams were forced to make budget decisions without a clear picture of what was actually performing

DATA PIPELINE RELIABILITY

Corrupted datasets and missing metrics will inevitably limit performance and your ability to effectively conduct any analysis. Automated ETL validation and recovery will strengthen modernizing data management software, ensuring accurate, trustworthy insights.

SCALABILITY LIMITATIONS

The platform’s existing monolithic architecture couldn’t support growing enterprise workloads. By transitioning to event-driven microservices, the platform will be able to scale efficiently and handle high-volume campaigns.

LACK OF REAL-TIME INSIGHTS

To run an impactful campaign, advertisers need actionable insights, not just static reports. Introducing predictive analytics, goal tracking, and forecasting dashboards will empower users to make informed decisions quickly.

FRAGMENTED USER EXPERIENCE

The interface didn’t reflect the platform’s intelligence. Redesigning workflows to align with real campaign operations and budget planning will improve usability and make the system more intuitive for enterprise teams.

MANUAL BUDGET OPTIMIZATION

Budget decisions were often based on guesswork. We changed that by implementing machine learning-based recommendation models informed by historical ROI and audience behavior. This update will optimize allocation and campaign performance.

Our Implementation Approach

STRATEGY

When we first looked at the platform, it was clear that enterprise advertisers were struggling with inconsistent data and fragile integrations. While campaigns depended on multiple third-party AdTech systems, any failure in the data pipeline could result in a ripple effect threatening to disrupt the entire workflow.

Our mission was to transform this legacy platform into a modern AdTech data platform: our criteria were that it needed to be reliable, scalable, and insightful – capable of supporting complex campaigns while delivering accurate, actionable analytics in real time.

DEVELOPMENT PHASES

01
Strengthening the Legacy Foundation

The first phase focused on stabilizing the legacy codebase that supported daily advertising operations. Refactoring and automated validation helped reduce inconsistencies across the ETL pipeline, improving the reliability of campaign data and setting a solid base for modernizing data management software.

02
Rethinking the Platform Architecture

As data volumes and campaign complexity grew, the platform gradually transitioned from a monolithic system to a scalable microservices architecture. This architecture migration improved fault isolation, simplified deployment, and enabled ongoing AdTech platform modernization at an enterprise scale.

03
Making AdTech Integrations Reliable

Campaign performance relied heavily on external AdTech platforms. Integration logic was enhanced to better handle credential renewals, synchronization failures, and data recovery, reducing disruptions across the data management platform and restoring trust in its analytics.

04
Turning Data into Actionable Insights

The user interface evolved alongside the backend. Analytical dashboards, forecasting views, and contextual recommendations were introduced to help advertisers understand performance trends and make informed optimization decisions within the modern AdTech software environment.

05
Preparing the Platform for Growth

The final phase focused on scalability. A cloud-native environment enabled scalable data processing, reliable ETL execution, and structured data lake usage, completing the platform’s transformation into an enterprise-ready data management SaaS.

Technology Stack

  • Python
  • Typescript
  • DataDog (with APM)
  • Scala
  • Recharts library
  • Scikit-Learn
  • Java
  • AWS
  • JS React
  • Apache Kafka

Product Features

01
Real-Time Monitoring & Data Health Control

Users can instantly track the status of API integrations, campaign synchronization, and data accuracy across the platform, increasing transparency and eliminating manual troubleshooting. This is a core part of modernizing AdTech software for enterprise campaigns.

02
ML-Based Budget Optimization & Recommendations

The system analyzes historical performance and audience data to recommend more effective budget allocations, helping advertisers improve ROI and reduce wasted spend.

03
Predictive Campaign Forecasting

Forecasting charts simulate performance outcomes before changes are made, allowing users to make informed decisions and plan campaigns with financial confidence.

04
Automated Data Pipeline Validation

Self-healing ETL workflows automatically detect and correct corrupted or missing data, strengthening platform stability and ensuring long-term scalability.

05
Enterprise-Ready UI for High-Volume Campaigns

A redesigned interface supports complex advertising operations, improving efficiency and making the platform easier to navigate for enterprise media teams, aligning with AdTech software modernization best practices.

Measurable Improvements

+30% FASTER CAMPAIGN EXECUTION

Modernizing the data management platform and implementing microservices reduced processing delays, enabling advertisers to manage high-volume campaigns with greater speed and stability.

+10–20% HIGHER RETURN ON ADVERTISING SPEND

ML-powered budget recommendations and predictive forecasting improved allocation efficiency, strengthening the modern AdTech data platform’s impact on business outcomes.

NEAR-ZERO INTEGRATION FAILURES ACROSS THIRD-PARTY APIs

Automated credential refresh, retry logic, and resilient pipelines eliminated recurring API disruptions, increasing trust in the platform’s data accuracy and real-time synchronization.

ZERO DOWNTIME DURING PLATFORM MODERNIZATION

All modernization stages, including architecture migration, ETL automation, and UI redesign, were introduced without service interruption, ensuring uninterrupted operations for enterprise advertisers.

ENTERPRISE-READY SCALABILITY ON CLOUD ARCHITECTURE

Cloud-native infrastructure and event-driven pipelines now support increasing data loads and global expansion, completing the data platform modernization required for long-term growth.

Interested in AdTech Data Management Platform Modernization?

CHI Software helps organizations create advertising platforms that keep pace with evolving digital marketing needs. Our solutions make complex ad operations more manageable, turning campaign data into actionable insights and improving workflow efficiency across teams.

WHAT WE SPECIALIZE IN

  • Development of digital advertising platforms
  • AdTech software modernization
  • Data-driven platforms for targeting, analytics, and optimization
  • Scalable cloud-based data management platforms

WHO WE WORK WITH

  • AdTech startups and established platforms
  • Marketing and media agencies
  • Publishers and content networks
  • Enterprises seeking in-house advertising solutions

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