Driving Operational Excellence with Serverless Reporting on AWS

Overview of the Client

A major automotive firm having global presence invests around $15 billion annually in R&D and capital expenditures to drive innovation in EVs, autonomous driving, and connected services.

Infotel Transforms Automotive Service Booking with Scalable AWS-Powered API Solution

The Challenge:

The client’s operations team was burdened with a highly manual daily reporting process.

Some of the major tech challenges faced by this automotive firm includes.

  • They had issues in downloading invoice files for 12 countries from AWS S3
  • A labour-intensive task where they had to manually extract and enter data into spreadsheets.
  • Tracking metrics across six Lambda categories -Parts, New Vehicles, Extended Warranty, Incentives, Used Vehicles, Incentive Management.
  • Minimum 2 hours per day were spent on repetitive tasks, leading to delays and human errors.

This process lacked scalability, auditability, and real-time visibility—especially critical for cross-border operations and compliance reporting.

Infotel Transforms Automotive Service Booking with Scalable AWS-Powered API Solution

The Challenge:

The client’s operations team was burdened with a highly manual daily reporting process.

Some of the major tech challenges faced by this automotive firm includes.

  • They had issues in downloading invoice files for 12 countries from AWS S3
  • A labour-intensive task where they had to manually extract and enter data into spreadsheets.
  • Tracking metrics across six Lambda categories -Parts, New Vehicles, Extended Warranty, Incentives, Used Vehicles, Incentive Management.
  • Minimum 2 hours per day were spent on repetitive tasks, leading to delays and human errors.

This process lacked scalability, auditability, and real-time visibility—especially critical for cross-border operations and compliance reporting.

Our Solution:

Our team at Infotel developed and deployed a Reporting App, a fully automated, serverless reporting engine using AWS cloud services. It eliminates manual effort in daily report generation, ensures data integrity through versioning, and delivers timely insights to stakeholders across operations.

Our Solution
  • Serverless Reporting Engine

    We designed and deployed a fully automated, serverless reporting solution using AWS Lambda to eliminate manual report generation and reduce operational overhead.

  • Centralized Cloud Storage & Version Control

    Leveraged Amazon S3 for secure, scalable storage of both input data and output reports, with versioning enabled to ensure auditability and historical traceability.

  • Automated Data Ingestion & Processing

    Implemented a robust ingestion pipeline that reads raw CSV files, extracts key operational metrics, and transforms them into structured datasets for reporting.

  • Dynamic Report Generation in Excel Format

    Developed logic to generate stakeholder-ready Excel reports using Java libraries, complete with KPIs, summaries, and optional visualizations.

  • Event-Driven Scheduling for Daily Execution

    Configured Amazon EventBridge and AWS CloudWatch to trigger Lambda functions on a daily schedule, ensuring timely and consistent report delivery.

  • Enterprise-Grade Security & Compliance

    Enforced least-privilege IAM roles, encrypted data at rest and in transit, and enabled AWS CloudTrail logging to meet compliance and governance requirements.

  • Scalable Multi-Region Support

    Architected the solution to support reporting across 12 countries with zero manual intervention, ensuring global scalability and consistency.

  • Operational Efficiency & Time Savings

    Delivered a solution that saves 40 hours/month by automating repetitive tasks, improving data accuracy, and accelerating decision-making.

Our Solution

Our Solution:

Our team at Infotel developed and deployed a Reporting App, a fully automated, serverless reporting engine using AWS cloud services. It eliminates manual effort in daily report generation, ensures data integrity through versioning, and delivers timely insights to stakeholders across operations.

  • Serverless Reporting Engine

    We designed and deployed a fully automated, serverless reporting solution using AWS Lambda to eliminate manual report generation and reduce operational overhead.

  • Centralized Cloud Storage & Version Control

    Leveraged Amazon S3 for secure, scalable storage of both input data and output reports, with versioning enabled to ensure auditability and historical traceability.

  • Automated Data Ingestion & Processing

    Implemented a robust ingestion pipeline that reads raw CSV files, extracts key operational metrics, and transforms them into structured datasets for reporting.

  • Dynamic Report Generation in Excel Format

    Developed logic to generate stakeholder-ready Excel reports using Java libraries, complete with KPIs, summaries, and optional visualizations.

  • Event-Driven Scheduling for Daily Execution

    Configured Amazon EventBridge and AWS CloudWatch to trigger Lambda functions on a daily schedule, ensuring timely and consistent report delivery.

  • Enterprise-Grade Security & Compliance

    Enforced least-privilege IAM roles, encrypted data at rest and in transit, and enabled AWS CloudTrail logging to meet compliance and governance requirements.

  • Scalable Multi-Region Support

    Architected the solution to support reporting across 12 countries with zero manual intervention, ensuring global scalability and consistency.

  • Operational Efficiency & Time Savings

    Delivered a solution that saves 40 hours/month by automating repetitive tasks, improving data accuracy, and accelerating decision-making.

Automated repetitive tasks

Saved 40 hours/month by automating repetitive tasks

Architected the solution to support reporting across 12 countries with zero manual intervention

Technology Used

CloudWatch

IAM Roles

  Java   

Amazon S3

 AWS Lambda

Amazon EventBridge

AWS Encryption

S3 Versioning

 

 

 

Amazon S3

     
         

 

 

 

AWS Lambda

     
         

 

 

 

CloudWatch

Amazon EventBridge

   
         

 

 



Java

 

 

 

AWS Encryption

IAM Roles

   
         

 

 

 

AWS CloudTrail

S3 Versioning

   
         

 

 

CloudWatch

CloudWatch

IAM Roles

IAM Roles

Java

Java

Amazon S3

Amazon S3

AWS Lambda

AWS Lambda

Amazon EventBridge

Amazon EventBridge

AWS Encryption

AWS Encryption

S3 Versioning

S3 Versioning

Amazon S3

Amazon S3

AWS Lambda

AWS Lambda

CloudWatch

CloudWatch

Amazon EventBridge

Amazon EventBridge

Java

Java

AWS Encryption

AWS Encryption

IAM Roles

IAM Roles

AWS CloudTrail

AWS CloudTrail

S3 Versioning

S3 Versioning

Value Proposition for the Client

  • Time Savings – The solution saves approximately 40  hours per month by fully automating the daily reporting process.
  • Data Accuracy – Manual errors have been eliminated, significantly enhancing auditability and trust in the reported metrics.
  • Operational Efficiency – Reports are generated reliably and on time every day, ensuring consistent visibility into operations.
  • Compliance & Security – Data is encrypted, reports are versioned, and access is controlled via IAM roles to ensure compliance.
  • Scalability – The system supports reporting across 12 countries with zero manual intervention, enabling seamless global operations.
    “If everyone is moving forward together,
    then success takes care of itself.”
    — Henry Ford

    Team

    • Project Manager
    • AWS Tech Lead
    • Senior Java Developers

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