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July 30, 2024 | 7 min read

Understanding MLOps from a Software Engineers' Perspective

One2N Team

July 30, 2024 | 7 min read

Understanding MLOps from a Software Engineers' Perspective

One2N Team

In this blog, you'll learn about MLOps from the perspective of a software engineer. This blog will help you build a solid mental model about MLOps from your existing knowledge of software engineering and DevOps.

July 30, 2024 | 7 min read

Understanding MLOps from a Software Engineers' Perspective

One2N Team

In this blog, you'll learn about MLOps from the perspective of a software engineer. This blog will help you build a solid mental model about MLOps from your existing knowledge of software engineering and DevOps.

November 8, 2024 | 7 min read

Karpenter vs Cluster Autoscaler: A Comprehensive Guide to Kubernetes Node Scaling

Rahul H Bhatia

SRE @One2N

November 8, 2024 | 7 min read

Karpenter vs Cluster Autoscaler: A Comprehensive Guide to Kubernetes Node Scaling
Discover the key differences between Karpenter and Cluster Autoscaler for Kubernetes node scaling. Learn how each tool handles dynamic workloads, node provisioning, and cost optimization to choose the best solution for your cloud-native environment.

Rahul H Bhatia

SRE @One2N

November 8, 2024 | 7 min read

Karpenter vs Cluster Autoscaler: A Comprehensive Guide to Kubernetes Node Scaling
Discover the key differences between Karpenter and Cluster Autoscaler for Kubernetes node scaling. Learn how each tool handles dynamic workloads, node provisioning, and cost optimization to choose the best solution for your cloud-native environment.

Rahul H Bhatia

SRE @One2N

October 8, 2024 | 9 min read

Exploring Retrieval-Augmented Generation (RAG): Enhancing LLMs with External Knowledge

Harsh Mishra

SRE-Intern

October 8, 2024 | 9 min read

Exploring Retrieval-Augmented Generation (RAG): Enhancing LLMs with External Knowledge
Discover Retrieval-Augmented Generation (RAG), a technique that enhances Large Language Models (LLMs) by integrating external knowledge bases to provide more accurate, up-to-date, and contextually relevant responses. RAG combines information retrieval with generative AI to address issues like hallucinations and outdated training data, ensuring LLMs stay relevant and current. Learn how RAG works and its benefits

Harsh Mishra

SRE-Intern

October 8, 2024 | 9 min read

Exploring Retrieval-Augmented Generation (RAG): Enhancing LLMs with External Knowledge
Discover Retrieval-Augmented Generation (RAG), a technique that enhances Large Language Models (LLMs) by integrating external knowledge bases to provide more accurate, up-to-date, and contextually relevant responses. RAG combines information retrieval with generative AI to address issues like hallucinations and outdated training data, ensuring LLMs stay relevant and current. Learn how RAG works and its benefits

Harsh Mishra

SRE-Intern

September 19, 2024 | 10 min read

Storing Sparse Data Efficiently: A Deep Dive into ClickHouse and Schema Design

Amit Sadafule

Lead Software Engineer

September 19, 2024 | 10 min read

Storing Sparse Data Efficiently: A Deep Dive into ClickHouse and Schema Design
Learn how to efficiently store and query sparse data using ClickHouse. Discover the differences between OLAP and OLTP, optimal schema designs, and best practices for avoiding nullable columns. Explore real-world examples and performance metrics to optimize your data management and analytics workflows.

Amit Sadafule

Lead Software Engineer

September 19, 2024 | 10 min read

Storing Sparse Data Efficiently: A Deep Dive into ClickHouse and Schema Design
Learn how to efficiently store and query sparse data using ClickHouse. Discover the differences between OLAP and OLTP, optimal schema designs, and best practices for avoiding nullable columns. Explore real-world examples and performance metrics to optimize your data management and analytics workflows.

Amit Sadafule

Lead Software Engineer

August 30, 2024 | 6 min read

Setting Up CloudWatch Alerts for EKS Clusters: Insights and Solutions

Mihir Bhagwat

SRE @One2N

August 30, 2024 | 6 min read

Setting Up CloudWatch Alerts for EKS Clusters: Insights and Solutions
In this post, we will delve into the process of setting up CloudWatch alerts for specific scenarios while managing a production AWS EKS instance, highlighting key insights and practical solutions.

Mihir Bhagwat

SRE @One2N

August 30, 2024 | 6 min read

Setting Up CloudWatch Alerts for EKS Clusters: Insights and Solutions
In this post, we will delve into the process of setting up CloudWatch alerts for specific scenarios while managing a production AWS EKS instance, highlighting key insights and practical solutions.

Mihir Bhagwat

SRE @One2N

August 19, 2024 | 5 min read

Eliminating bot-tlenecks - spin machines from containers

Ajinkya Wadekar

SRE @One2N

August 19, 2024 | 5 min read

Eliminating bot-tlenecks - spin machines from containers
Learn how we improved our AI chatbot application using innovative solutions. Find out about the challenges we faced and the strategies we used to boost performance and scalability.

Ajinkya Wadekar

SRE @One2N

August 19, 2024 | 5 min read

Eliminating bot-tlenecks - spin machines from containers
Learn how we improved our AI chatbot application using innovative solutions. Find out about the challenges we faced and the strategies we used to boost performance and scalability.

Ajinkya Wadekar

SRE @One2N

August 5, 2024 | 3 min read

Maintaining Multiple GitHub Accounts on a Single Machine

Saurabh Hirani

Principal SRE @One2N

August 5, 2024 | 3 min read

Maintaining Multiple GitHub Accounts on a Single Machine
Learn how to maintain multiple Git accounts on a single machine efficiently. This guide covers generating SSH keys, configuring SSH and Git settings, and automating the process with scripts. Perfect for developers managing personal and professional repositories

Saurabh Hirani

Principal SRE @One2N

August 5, 2024 | 3 min read

Maintaining Multiple GitHub Accounts on a Single Machine
Learn how to maintain multiple Git accounts on a single machine efficiently. This guide covers generating SSH keys, configuring SSH and Git settings, and automating the process with scripts. Perfect for developers managing personal and professional repositories

Saurabh Hirani

Principal SRE @One2N

April 25, 2024 | 5 min read

Database Schema Migrations: A Practical Guide for Mastering Change

Spandan Ghosh

Content @One2N

April 25, 2024 | 5 min read

Database Schema Migrations: A Practical Guide for Mastering Change
Are manual database migrations causing deployment delays and errors? Discover how automation streamlines your workflow, reduces risk, and empowers your team.

Spandan Ghosh

Content @One2N

April 25, 2024 | 5 min read

Database Schema Migrations: A Practical Guide for Mastering Change
Are manual database migrations causing deployment delays and errors? Discover how automation streamlines your workflow, reduces risk, and empowers your team.

Spandan Ghosh

Content @One2N

April 22, 2024 | 6 min read

Building multi-tenant authorization system for B2B SaaS in Go using Permify

Mohit Kumar

Software Engineer @One2N

April 22, 2024 | 6 min read

Building multi-tenant authorization system for B2B SaaS in Go using Permify
Learn how to implement a robust, scalable, and configurable authorization service using Permify, an open-source authorization service inspired by Google’s Zanzibar. Discover how to model authorization data, generate relations, and perform access checks using Permify’s Domain Specific Language (DSL) and SDKs.

Mohit Kumar

Software Engineer @One2N

April 22, 2024 | 6 min read

Building multi-tenant authorization system for B2B SaaS in Go using Permify
Learn how to implement a robust, scalable, and configurable authorization service using Permify, an open-source authorization service inspired by Google’s Zanzibar. Discover how to model authorization data, generate relations, and perform access checks using Permify’s Domain Specific Language (DSL) and SDKs.

Mohit Kumar

Software Engineer @One2N

February 24, 2024 | 4 min read

Achieving CI/CD with Previews for your static website hosted on S3

Drasti Kaurav

SRE @One2N

February 24, 2024 | 4 min read

Achieving CI/CD with Previews for your static website hosted on S3
Learn how to set up a CI/CD process for static websites hosted on AWS S3. Discover how to overcome limitations of manual deployment, ensure repeatable builds, and reduce the risk of site downtime. Explore the benefits of using a CI/CD tool like Jenkins, creating a preview environment, and leveraging CloudFront for caching and cache invalidation.

Drasti Kaurav

SRE @One2N

February 24, 2024 | 4 min read

Achieving CI/CD with Previews for your static website hosted on S3
Learn how to set up a CI/CD process for static websites hosted on AWS S3. Discover how to overcome limitations of manual deployment, ensure repeatable builds, and reduce the risk of site downtime. Explore the benefits of using a CI/CD tool like Jenkins, creating a preview environment, and leveraging CloudFront for caching and cache invalidation.

Drasti Kaurav

SRE @One2N

January 25, 2024 | 8 min read

Making your Go CLI binaries self-updatable

Sitaram Shelke

SRE

January 25, 2024 | 8 min read

Making your Go CLI binaries self-updatable
Learn how to make your Go binaries self-updatable. Discover the benefits of self-updating binaries, including improved user experience and easier management of versions across different OSes and CPU architectures. Follow the step-by-step guide to implement self-updating in your Go CLI apps.

Sitaram Shelke

SRE

January 25, 2024 | 8 min read

Making your Go CLI binaries self-updatable
Learn how to make your Go binaries self-updatable. Discover the benefits of self-updating binaries, including improved user experience and easier management of versions across different OSes and CPU architectures. Follow the step-by-step guide to implement self-updating in your Go CLI apps.

Sitaram Shelke

SRE

December 25, 2023 | 5 min read

Exposing your SaaS API endpoints privately across customers with lower costs

Siddharth Mishra

December 25, 2023 | 5 min read

Exposing your SaaS API endpoints privately across customers with lower costs
Learn how to securely expose your API endpoints without public internet access using AWS PrivateLink. Discover how to create a service endpoint, manage latency, and ensure compliance with regulations. Explore the benefits of PrivateLink, including simplicity, scalability, and cost-effectiveness.

Siddharth Mishra

December 25, 2023 | 5 min read

Exposing your SaaS API endpoints privately across customers with lower costs
Learn how to securely expose your API endpoints without public internet access using AWS PrivateLink. Discover how to create a service endpoint, manage latency, and ensure compliance with regulations. Explore the benefits of PrivateLink, including simplicity, scalability, and cost-effectiveness.

Siddharth Mishra

November 25, 2023 | 7 min read

Routing sensitive logs to Syslog server with Log4j2 Appender

Hrithik Sawant

SDE

November 25, 2023 | 7 min read

Routing sensitive logs to Syslog server with Log4j2 Appender
Learn how to efficiently route sensitive logs to specific destinations and storage based on their properties. Discover how to use Log4J2 Appenders to configure log routing centrally without introducing custom logic in the code, ensuring simplicity, maintainability, and scalability.

Hrithik Sawant

SDE

November 25, 2023 | 7 min read

Routing sensitive logs to Syslog server with Log4j2 Appender
Learn how to efficiently route sensitive logs to specific destinations and storage based on their properties. Discover how to use Log4J2 Appenders to configure log routing centrally without introducing custom logic in the code, ensuring simplicity, maintainability, and scalability.

Hrithik Sawant

SDE

October 25, 2023 | 7 min read

How to make SSO auth work for Golang AWS SDK

Chinmay Somani

October 25, 2023 | 7 min read

How to make SSO auth work for Golang AWS SDK
Learn how to integrate AWS SSO credentials with the AWS SDK for Go. Discover how to configure the SDK to use SSO credentials, handle authentication, and manage temporary security credentials. Explore the benefits of using AWS SSO for secure and efficient access to AWS services.

Chinmay Somani

October 25, 2023 | 7 min read

How to make SSO auth work for Golang AWS SDK
Learn how to integrate AWS SSO credentials with the AWS SDK for Go. Discover how to configure the SDK to use SSO credentials, handle authentication, and manage temporary security credentials. Explore the benefits of using AWS SSO for secure and efficient access to AWS services.

Chinmay Somani

July 14, 2023 | 8 min read

Automate RDS Secret management using AWS Secret Manager

Siddharth Shashikar

SRE @One2N

July 14, 2023 | 8 min read

Automate RDS Secret management using AWS Secret Manager
Learn how to manage RDS credentials securely using AWS Secrets Manager. Discover the benefits of using Secrets Manager, including automatic password rotation, fine-grained access control, and audit logs. Explore the different methods of storing RDS secrets, including plain text, environment variables, encrypted files, and Secrets Manager. Follow a step-by-step guide to automate the process of creating and rotating RDS secrets using Terraform.

Siddharth Shashikar

SRE @One2N

July 14, 2023 | 8 min read

Automate RDS Secret management using AWS Secret Manager
Learn how to manage RDS credentials securely using AWS Secrets Manager. Discover the benefits of using Secrets Manager, including automatic password rotation, fine-grained access control, and audit logs. Explore the different methods of storing RDS secrets, including plain text, environment variables, encrypted files, and Secrets Manager. Follow a step-by-step guide to automate the process of creating and rotating RDS secrets using Terraform.

Siddharth Shashikar

SRE @One2N

June 17, 2023 | 4 min read

Moving from traditional CD pipelines to GitOps

Jaideep Khandelwal

Founder, CTO @One2N

June 17, 2023 | 4 min read

Moving from traditional CD pipelines to GitOps
Learn how to implement GitOps, a process that manages infrastructure and applications as code. Discover the benefits of GitOps, including versioning, rollback, and security. Explore the challenges of traditional CD pipelines and how GitOps solves them. Follow a step-by-step guide to adopting GitOps, including setting up a deployment repository, using declarative configuration, and leveraging software agents for reconciliation.

Jaideep Khandelwal

Founder, CTO @One2N

June 17, 2023 | 4 min read

Moving from traditional CD pipelines to GitOps
Learn how to implement GitOps, a process that manages infrastructure and applications as code. Discover the benefits of GitOps, including versioning, rollback, and security. Explore the challenges of traditional CD pipelines and how GitOps solves them. Follow a step-by-step guide to adopting GitOps, including setting up a deployment repository, using declarative configuration, and leveraging software agents for reconciliation.

Jaideep Khandelwal

Founder, CTO @One2N

October 14, 2022 | 6 min read

Horizontal Pod Autoscaling in Kubernetes based on External Metrics, using Prometheus Adapter

Akshay Srivastava

SRE @One2N

October 14, 2022 | 6 min read

Horizontal Pod Autoscaling in Kubernetes based on External Metrics, using Prometheus Adapter
Learn how to leverage Kubernetes for efficient auto-scaling in micro-service architectures. This blog explores Horizontal Pod Autoscaling (HPA) using internal and external metrics, including the setup of Prometheus Adapter for monitoring external Redis servers. Follow our step-by-step guide to optimize resource utilization and ensure minimal downtime in your Kubernetes deployments.

Akshay Srivastava

SRE @One2N

October 14, 2022 | 6 min read

Horizontal Pod Autoscaling in Kubernetes based on External Metrics, using Prometheus Adapter
Learn how to leverage Kubernetes for efficient auto-scaling in micro-service architectures. This blog explores Horizontal Pod Autoscaling (HPA) using internal and external metrics, including the setup of Prometheus Adapter for monitoring external Redis servers. Follow our step-by-step guide to optimize resource utilization and ensure minimal downtime in your Kubernetes deployments.

Akshay Srivastava

SRE @One2N

July 14, 2022 | 8 min read

Implementing a Real-Time Analytics Engine Using Big Data Principles

Jaideep Khandelwal

Founder, CTO @One2N

July 14, 2022 | 8 min read

Implementing a Real-Time Analytics Engine Using Big Data Principles
Discover how we helped a client scale their in-transit entertainment system's analytics by building data pipelines using Apache Spark and other big data tools. Our approach included creating a data warehouse with multiple data marts, denormalizing the schema, managing slowly changing dimensions, deduplication, and type conversion. With the new system, the client saw a significant reduction in query response time and improved data-driven decision making.

Jaideep Khandelwal

Founder, CTO @One2N

July 14, 2022 | 8 min read

Implementing a Real-Time Analytics Engine Using Big Data Principles
Discover how we helped a client scale their in-transit entertainment system's analytics by building data pipelines using Apache Spark and other big data tools. Our approach included creating a data warehouse with multiple data marts, denormalizing the schema, managing slowly changing dimensions, deduplication, and type conversion. With the new system, the client saw a significant reduction in query response time and improved data-driven decision making.

Jaideep Khandelwal

Founder, CTO @One2N

June 22, 2022 | 5 min read

Mock API in Microservices Architecture

Kalpesh Deo

Lead Software Engineer

June 22, 2022 | 5 min read

Mock API in Microservices Architecture
Learn about the challenges of setting up a local microservices stack and how to overcome them using mock APIs. This article discusses the issues with configuring dependent services, handling database migrations, and running integration tests, and offers solutions such as using a dedicated DEV environment or implementing a mock server. The article also provides a step-by-step guide for creating a mock API server using Postman, which can help developers start implementing dependent features from day one and simplify service configuration on the local machine.

Kalpesh Deo

Lead Software Engineer

June 22, 2022 | 5 min read

Mock API in Microservices Architecture
Learn about the challenges of setting up a local microservices stack and how to overcome them using mock APIs. This article discusses the issues with configuring dependent services, handling database migrations, and running integration tests, and offers solutions such as using a dedicated DEV environment or implementing a mock server. The article also provides a step-by-step guide for creating a mock API server using Postman, which can help developers start implementing dependent features from day one and simplify service configuration on the local machine.

Kalpesh Deo

Lead Software Engineer

May 27, 2022 | 10 min read

Terraform: Best Practices & Gotchas

Siddharth Shashikar

SRE @One2N

May 27, 2022 | 10 min read

Terraform: Best Practices & Gotchas
Are you having trouble managing your infrastructure as code (IaC)? This article can help! It explains Terraform, a popular tool for IaC, and provides best practices to make the most of it. IaC can help you manage your infrastructure more efficiently and with fewer errors, but it can be tricky to set up. This article covers topics like how to structure your directories and modules, naming conventions, and managing statefiles. It also includes examples and tips for handling common issues. Whether you're new to IaC or have been using it for a while, this article has something for you.

Siddharth Shashikar

SRE @One2N

May 27, 2022 | 10 min read

Terraform: Best Practices & Gotchas
Are you having trouble managing your infrastructure as code (IaC)? This article can help! It explains Terraform, a popular tool for IaC, and provides best practices to make the most of it. IaC can help you manage your infrastructure more efficiently and with fewer errors, but it can be tricky to set up. This article covers topics like how to structure your directories and modules, naming conventions, and managing statefiles. It also includes examples and tips for handling common issues. Whether you're new to IaC or have been using it for a while, this article has something for you.

Siddharth Shashikar

SRE @One2N

April 5, 2022 | 6 min read

Centralized VPN

Sagar Rakshe

April 5, 2022 | 6 min read

Centralized VPN
VPNs are important for securely accessing private networks and services. However, shared VPNs can have issues. To solve these problems, a Pritunl cluster can be used as a central hub for VPN traffic. This solution provides benefits such as centralized management, reduced VPN-related issues, enhanced security, and audit logs.

Sagar Rakshe

April 5, 2022 | 6 min read

Centralized VPN
VPNs are important for securely accessing private networks and services. However, shared VPNs can have issues. To solve these problems, a Pritunl cluster can be used as a central hub for VPN traffic. This solution provides benefits such as centralized management, reduced VPN-related issues, enhanced security, and audit logs.

Sagar Rakshe

March 10, 2022 | 3 min read

Homogenous build setups – Local and CI environments

Sitaram Shelke

SRE

March 10, 2022 | 3 min read

Homogenous build setups – Local and CI environments
Learn how to create a single interface for building and testing software using continuous integration (CI) and infrastructure as code (IaC). This post explains the benefits of this approach and how it was implemented for a client using Jenkins, Makefiles, and Bash scripts. The approach allows for a standard format of building and testing code on a local system and in a CI environment, reducing drift between the two and providing reusability, extensibility, and ease of switching to a different CI tool.

Sitaram Shelke

SRE

March 10, 2022 | 3 min read

Homogenous build setups – Local and CI environments
Learn how to create a single interface for building and testing software using continuous integration (CI) and infrastructure as code (IaC). This post explains the benefits of this approach and how it was implemented for a client using Jenkins, Makefiles, and Bash scripts. The approach allows for a standard format of building and testing code on a local system and in a CI environment, reducing drift between the two and providing reusability, extensibility, and ease of switching to a different CI tool.

Sitaram Shelke

SRE

February 17, 2022 | 4 min read

Iptables, blast from the past!

Jaideep Khandelwal

Founder, CTO @One2N

February 17, 2022 | 4 min read

Iptables, blast from the past!
Explore the power of iptables, the time-tested Linux firewall utility. Dive into its syntax, use cases, and advantages as an essential tool for SREs and DevOps practitioners. Learn how to use iptables for NAT, IP resolution across VLANs, and more. Discover the inner workings of this versatile firewall and why it remains a crucial component in modern network solutions.

Jaideep Khandelwal

Founder, CTO @One2N

February 17, 2022 | 4 min read

Iptables, blast from the past!
Explore the power of iptables, the time-tested Linux firewall utility. Dive into its syntax, use cases, and advantages as an essential tool for SREs and DevOps practitioners. Learn how to use iptables for NAT, IP resolution across VLANs, and more. Discover the inner workings of this versatile firewall and why it remains a crucial component in modern network solutions.

Jaideep Khandelwal

Founder, CTO @One2N

Recent Talks

Recent Talks

Recent Talks

July 26, 2024 | 29 Minutes

Go Concurrency Powering Gigabyte Scale Data Pipelines

Chinmay Naik

Founder, CEO @One2N

In this talk, I'll share how we built a real-world data pipeline in Go to migrate gigabytes of data from MongoDB to PostgreSQL in a streaming fashion. You'll learn how to leverage Go's concurrency features to build and scale such a system. Join me to see Go's concurrency in action and discover how it can be used to power large-scale data processing tasks efficiently.

July 26, 2024 | 29 Minutes

Go Concurrency Powering Gigabyte Scale Data Pipelines

Chinmay Naik

Founder, CEO @One2N

In this talk, I'll share how we built a real-world data pipeline in Go to migrate gigabytes of data from MongoDB to PostgreSQL in a streaming fashion. You'll learn how to leverage Go's concurrency features to build and scale such a system. Join me to see Go's concurrency in action and discover how it can be used to power large-scale data processing tasks efficiently.

July 26, 2024 | 29 Minutes

Go Concurrency Powering Gigabyte Scale Data Pipelines

Chinmay Naik

Founder, CEO @One2N

In this talk, I'll share how we built a real-world data pipeline in Go to migrate gigabytes of data from MongoDB to PostgreSQL in a streaming fashion. You'll learn how to leverage Go's concurrency features to build and scale such a system. Join me to see Go's concurrency in action and discover how it can be used to power large-scale data processing tasks efficiently.

June 28, 2024 | 93 Minutes

Monitoring the Future: Insights from VictoriaMetrics with Aliaksandr Valialkin

Chinmay Naik

Founder, CEO @One2N

In this inaugural episode, Chinmay Naik welcomes Aliaksandr Valialkin, Co-founder and CTO of VictoriaMetrics, to discuss the latest trends and innovations in monitoring and observability. They explore the challenges of scaling monitoring systems, the role of open-source solutions, and the future of monitoring in the cloud-native era.

June 28, 2024 | 93 Minutes

Monitoring the Future: Insights from VictoriaMetrics with Aliaksandr Valialkin

Chinmay Naik

Founder, CEO @One2N

In this inaugural episode, Chinmay Naik welcomes Aliaksandr Valialkin, Co-founder and CTO of VictoriaMetrics, to discuss the latest trends and innovations in monitoring and observability. They explore the challenges of scaling monitoring systems, the role of open-source solutions, and the future of monitoring in the cloud-native era.

June 28, 2024 | 93 Minutes

Monitoring the Future: Insights from VictoriaMetrics with Aliaksandr Valialkin

Chinmay Naik

Founder, CEO @One2N

In this inaugural episode, Chinmay Naik welcomes Aliaksandr Valialkin, Co-founder and CTO of VictoriaMetrics, to discuss the latest trends and innovations in monitoring and observability. They explore the challenges of scaling monitoring systems, the role of open-source solutions, and the future of monitoring in the cloud-native era.

Talks

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