Aby Thannikal Joseph
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Hi, I’m Aby Thannikal Joseph.

I build AI applications and lead quality engineering in financial services.

I work across payments, lending and financial-services technology, while exploring how AI can solve practical problems. Here I share what I am building, experimenting with and learning along the way – from AI applications and engineering to quality assurance and delivery.

  • AI systems
  • Agentic delivery
  • Payments & lending
  • Quality engineering
  • Governance & evaluation
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Building with AI

How I use AI coding tools

  • 40 active days in the last 12 months
  • 1.94B tokens across Claude Code and Codex
  • 8.6M tokens of output from Claude Code
Claude Code and Codex activity

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Test Automation ·

Testing APIs Protected by Microsoft Entra ID with REST-Assured

Get Microsoft Entra ID access tokens in REST-Assured API tests with the client credentials flow, test authorization as well as functionality, and run it all in Azure Pipelines without storing a secret.

8 min read · Tutorial

Test Automation ·

Testing SOAP WebServices using REST-Assured Library

REST-Assured has no native SOAPAction method. This article explores a method for using REST-Assured to send requests to SOAP services despite that limitation.

1 min read · Tutorial

Test Automation ·

Handling Flaky Tests in Azure DevOps Pipelines

Detect, report and contain flaky automated tests in Azure DevOps with test reruns, flaky test management, Test Analytics and a quarantine, so a red pipeline means something again.

8 min read · Tutorial