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Go to the profile of Alex Smolen
Alex Smolen in Always a Student

Using IAM Roles with Session Policies for Least Privilege

At Clever, we lock down code access to customer data using AWS IAM roles with session policies.

In Clever’s microservice AWS architecture, each service has a unique IAM role with access to the AWS…

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Go to the profile of Ben Adida
Ben Adida in Always a Student

Clever Reliability — May 2018 Update

Two months ago, we experienced the worst outage in the history of Clever SSO. We wrote up a postmortem soon afterwards. We mentioned at the time that this postmortem was the beginning of our process to reevaluate everything we do to make sure we can be worthy of…

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Go to the profile of Nathan Leiby
Nathan Leiby in Always a Student

Mo Repos, Mo Problems? How We Make Changes Across Many Git Repositories

tl;dr: Try out microplane! It’s a CLI tool to make changes across many repos.

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Go to the profile of Stephanie Chen
Stephanie Chen in Always a Student

How Clever grows inclusivity for women in engineering

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Go to the profile of Caroline Modic
Caroline Modic in Always a Student

Defining Clever’s Engineering Culture

At Clever, we chose early on to deliberately define the key principles we wanted our culture…

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Go to the profile of Alex Smolen
Alex Smolen in Always a Student

Swappiness and Amazon ECS

At Clever, one of our tenets is “Always a Student”, and in that spirit of learning we wanted to share the changes we made to fix memory allocation issues in AWS Elastic Container Service related to swappiness.

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Go to the profile of Kyle Vigen
Kyle Vigen in Always a Student

Wag: A Go Web API Generator

This story begins someplace familiar to many startups: our monolithic API had become unwieldy, and we wanted to transition towards a microservice architecture. And, like other young, scrappy startups, we couldn’t afford to freeze development while we re-architected the entire…

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Go to the profile of Ben Adida
Ben Adida in Always a Student

Postmortem on Last Week’s Outages

On Tuesday, Wednesday, and Thursday, March 6th-8th, 2018, Clever logins failed for all customers: 1h…

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Go to the profile of Ben Adida
Ben Adida in Always a Student

Older Clever Eng Blog Stories

are available on our Wordpress blog.

Go to the profile of Amelie Zeng
Amelie Zeng in Always a Student

Moving from a single API to multiple API versions

Since June 2012, Clever has only had one version of our API: v1.1. We’re now ready to introduce v1.2! In this post, we’ll talk about what the new version means for our customers.

Why API versioning?

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