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Pragmatic Software Engineering Stories

📊
Data engineering mystery - rerouting large data in Kafka
📊
Data engineering mystery - rerouting large data in Kafka
📦
The Mystery of Failing Database Writes
📦
The Mystery of Failing Database Writes
👻
A story about a nightmare scenario for every SRE
👻
A story about a nightmare scenario for every SRE
📌
Curious case of debugging failing webhook API requests
📌
Curious case of debugging failing webhook API requests
⚡
Migrating Terabytes of metrics data with zero downtime
⚡
Migrating Terabytes of metrics data with zero downtime
🪀
A curious story of debugging Machine Learning model performance
🪀
A curious story of debugging Machine Learning model performance
🚚
Database Reliability - Migrating Terabyte from self-hosted MySQL to GCP CloudSQL
🚚
Database Reliability - Migrating Terabyte from self-hosted MySQL to GCP CloudSQL
💽
Database Reliability - Zero Downtime Schema Migrations with MySQL
💽
Database Reliability - Zero Downtime Schema Migrations with MySQL
🔍
Building Pull Request-based ephemeral Preview environments on Kubernetes
🔍
Building Pull Request-based ephemeral Preview environments on Kubernetes
💰
Taming GCP networking cloud costs
💰
Taming GCP networking cloud costs
🐢
My app is slow. Can you fix it?
🐢
My app is slow. Can you fix it?
🧹
A case of Terabyte scale backup and recovery solution
🧹
A case of Terabyte scale backup and recovery solution
🏒
Not all debugging stories have a happy ending
🏒
Not all debugging stories have a happy ending
🐌
A curious case of slow APIs
🐌
A curious case of slow APIs
🎰
Unblocking Team members
🎰
Unblocking Team members

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Stay updated with the latest insights and best practices in software engineering and site reliability engineering by subscribing to our content.

Subscribe for more such content

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Subscribe for more such content

Stay updated with the latest insights and best practices in software engineering and site reliability engineering by subscribing to our content.

Our blogs.

July 15, 2025 | 7 min read

How we solved a critical site-to-site VPN IP address conflict in AWS

Rishiraj Rathore

SRE @One2N

Spandan Ghosh

Content @One2N

How One2N solved a critical site-to-site VPN IP address conflict in AWS, including details on the problem, failed solutions, and the final parallel system approach that worked with automation.

June 25, 2025 | 3 min read

DARE to question your alerts?

Saurabh Hirani

Principal SRE @One2N

Alert fatigue is real and it's hurting your on-call teams. This post breaks down how to make alerting systems smarter through regular alert analysis. Learn how to turn noisy alerts into actionable insights that drive real resilience.

June 18, 2025 | 5 min read

Implementing secure error handling in Go for B2B SaaS applications

Mohit Kumar

Software Engineer

A centralized error handling library helped our team improve user experience and strengthen security in Go-based microservices by replacing leaky, inconsistent error messages with structured, user-friendly responses.

June 4, 2025 | 5 min read

Deploying a scalable NATS cluster part 1: core architecture and considerations

Barun Debnath

SRE @One2N

In this blog, we provide a detailed overview of the NATS architecture, key cluster design considerations, and best practices for deploying a scalable and reliable NATS messaging system. We cover topics like high availability, fault tolerance, message durability, and the infrastructure requirements.

May 14, 2025 | 8 min read

Optimizing MongoDB backup strategy: lessons from achieving a 1-Hour RPO

Mihir Bhagwat

SRE @One2N

Sanket Rajgiri

SRE @One2N

This post walks through how we implemented a disaster recovery solution for a MongoDB cluster running on Google Kubernetes Engine (GKE) using the MongoDB Community Operator

April 29, 2025 | 9 min read

Transforming alerting with GitOps - a journey in automating Elasticsearch alerts

Srivatsa RV

SRE @One2N

This blog tells you how to approach alerting from first principles while on the ELK Stack. We cover how to capture the right signals that a NOC team looks at, structure them as alert definitions and operationalize them relying on GitOps. This ensures teams can act on alerts confidently.

Blog

Our blogs.

July 15, 2025 | 7 min read

How we solved a critical site-to-site VPN IP address conflict in AWS

Rishiraj Rathore

SRE @One2N

Spandan Ghosh

Content @One2N

How One2N solved a critical site-to-site VPN IP address conflict in AWS, including details on the problem, failed solutions, and the final parallel system approach that worked with automation.

June 25, 2025 | 3 min read

DARE to question your alerts?

Saurabh Hirani

Principal SRE @One2N

Alert fatigue is real and it's hurting your on-call teams. This post breaks down how to make alerting systems smarter through regular alert analysis. Learn how to turn noisy alerts into actionable insights that drive real resilience.

June 18, 2025 | 5 min read

Implementing secure error handling in Go for B2B SaaS applications

Mohit Kumar

Software Engineer

A centralized error handling library helped our team improve user experience and strengthen security in Go-based microservices by replacing leaky, inconsistent error messages with structured, user-friendly responses.

Blog

Our blogs.

July 15, 2025 | 7 min read

How we solved a critical site-to-site VPN IP address conflict in AWS

Rishiraj Rathore

SRE @One2N

Spandan Ghosh

Content @One2N

How One2N solved a critical site-to-site VPN IP address conflict in AWS, including details on the problem, failed solutions, and the final parallel system approach that worked with automation.

June 25, 2025 | 3 min read

DARE to question your alerts?

Saurabh Hirani

Principal SRE @One2N

Alert fatigue is real and it's hurting your on-call teams. This post breaks down how to make alerting systems smarter through regular alert analysis. Learn how to turn noisy alerts into actionable insights that drive real resilience.

June 18, 2025 | 5 min read

Implementing secure error handling in Go for B2B SaaS applications

Mohit Kumar

Software Engineer

A centralized error handling library helped our team improve user experience and strengthen security in Go-based microservices by replacing leaky, inconsistent error messages with structured, user-friendly responses.

Blog