Our Blog

Welcome to the Polar Signals blog where we write about profiling, performance, and company culture.

Profiling Next.js apps with Parca

We will learn how to profile your Next.js/Node.js apps with Parca and how it helps you to go back in time and identify the root cause for the irregular bottlenecks in your application's performance.

March 2, 2022 | Manoj Vivek

Javascript

Nextjs

Profiling

Parca

How we build our APIs: From Scratch

In a previous post we detailed how we build our APIs here at Polar Signals. But we're going back to basics, in this tutorial we'll teach you how to build a small App from API to implementation.

February 22, 2022 | Thor Hansen

Frontend

API

Tutorial

Buf

Proto

Protobuf

Golang

Managing monorepos with Lerna and Yarn workspaces

Lerna and Yarn Workspaces gives us the ability to build and publish libraries and apps in a single repository (a.k.a. Monorepo). In this article we'll see how to publish UI components from a monorepo.

February 1, 2022 | Yomi Eluwande

Monorepo

Lerna

Yarn

Npm

React

Fantastic Symbols and Where to Find Them - Part 2

How profilers and debuggers translate machine addresses to human-readable symbolic names

January 27, 2022 | Kemal Akkoyun

Symbolization

Debugging

Profiling

Perf

Symbols

Interpreter

JIT

Python

Ruby

Node.Js

Javascript

Java

Fantastic Symbols and Where to Find Them - Part 1

How profilers and debuggers translate machine addresses to human-readable symbolic names

January 13, 2022 | Kemal Akkoyun

Symbolization

Binary

Debugging

Profiling

Analysis

Perf

Binutils

Symbols

Why Compiler Function Inlining Matters

All about function inlining, how it helps us create performant software, how we can learn to work with it, and how it influences profiling.

December 15, 2021 | Matthias Loibl

Pprof

Perf

Inlining

How we build our gRPC APIs at Polar Signals using buf

Tools and strategies that we use to build APIs that we love at Polar Signals.

November 11, 2021 | Thor Hansen

API

gRPC

Design

Proto

Protobuf

Buf

On Building Company Culture

Thoughts on how early company culture shapes the future of it.

October 26, 2021 | Frederic Branczyk

Company

Culture

Entrepreneurship

Startup