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Vivek Kumar

A developer's blog on frontend & backend systems, APIs, Cloud, AI and scalable tech.

Vivek Kumar

A developer's blog on frontend & backend systems, APIs, Cloud, AI and scalable tech.

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AI Backend & APIs

Things I Learned Using AI to Ship Backend Features Faster

Vivek Kumar November 19, 2025 No Comments
Cloud & Integrations

AWS Cost Optimisation Techniques for EC2, S3, CloudFront & RDS

Vivek Kumar July 7, 2025 No Comments
Backend & APIs Cloud & Integrations

Why We Added Redis + Sidekiq to Our Rails 5 App

Vivek Kumar January 30, 2025 No Comments
Cloud & Integrations Backend & APIs

Observability in Our Rails 5 App with New Relic

Vivek Kumar September 24, 2024 No Comments
Backend & APIs Cloud & Integrations

Optimising DB Queries the right way in Rails

Vivek Kumar March 8, 2024 No Comments
SharePoint

SharePoint 2013 website is not running in IE11 – 401 UNAUTHORIZED

Vivek Kumar August 23, 2016 No Comments

If you try to open SharePoint website hosted on local server in IE11, you will get a message from IE11 : “Sorry, this site hasn’t been shared with you.” What…

Backend & APIs

Oauth for Restful Service in c#

Vivek Kumar June 9, 2016 4 Comments

What is OAuth? OAuth is an open authorization protocol based on token exchange to secure client application access to server resources. Get method is usually exposed to every client, so…

Backend & APIs Cloud & Integrations

Implement Intuit’s QuickBooks Online API in RESTFUL Service C#

Vivek Kumar June 7, 2016 26 Comments

If you don’t know anything about QuickBooks, you are at right place. I will take you through each and every step necessary for implementing Intuit’s QuickBooks Online(QBO) API in RESTFUL…

CMS & Platforms

Password Encryption and Decryption in DNN and log-in programmatically

Vivek Kumar March 29, 2016 No Comments

Before moving on to password Encryption and Decryption, I will give a quick review on types of password formats in DNN. Password Format There are three password formats in DNN…

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AI Backend & APIs

Things I Learned Using AI to Ship Backend Features Faster

Cloud & Integrations

AWS Cost Optimisation Techniques for EC2, S3, CloudFront & RDS

Backend & APIs Cloud & Integrations

Why We Added Redis + Sidekiq to Our Rails 5 App

Cloud & Integrations Backend & APIs

Observability in Our Rails 5 App with New Relic

Vivek Kumar

A developer's blog on frontend & backend systems, APIs, Cloud, AI and scalable tech.

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