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Feezan Khattak

Backend engineer · Java, Spring Boot, AWS · Writing about payment systems and building free developer tools at feezankhattak.com

Joined Joined on  Email address feezanktk2208@gmail.com Personal website https://feezankhattak.com
You Might Not Need a Vector Database
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You Might Not Need a Vector Database

#ai #java #springboot #programming
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5 min read

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If Your Spring AI Streams Die After 60 Seconds, It's Not Your Network
feezan_khattak profile

If Your Spring AI Streams Die After 60 Seconds, It's Not Your Network

#java #springboot #ai #programming
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5 min read
There's a New AI Model That Can't Write a Single Word
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There's a New AI Model That Can't Write a Single Word

#java #springboot #ai #machinelearning
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5 min read
Your Payment Webhook Handler Probably Processes Duplicates
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Your Payment Webhook Handler Probably Processes Duplicates

#java #springboot #security #backend
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6 min read
Your Payment Timed Out. Was the Customer Charged?
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Your Payment Timed Out. Was the Customer Charged?

#java #springboot #backend #microservices
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6 min read
Your Payment Code Can Still Charge Twice (Even With Idempotency Keys)
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Your Payment Code Can Still Charge Twice (Even With Idempotency Keys)

#java #springboot #backend #postgres
Comments
5 min read
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