Merge pull request open-guides#95 from open-guides/certifications

A little about AWS certifications

README.md

@@ -17,6 +17,7 @@ Table of Contents
 **AWS in General**
 
 -	[General Information](#general-information)
+-	[Learning and Career Development](#learning-aws)
 -	[Managing AWS](#managing-aws)
 -	[Managing Servers and Applications](#managing-servers-and-applications)
 
@@ -245,6 +246,7 @@ We’ve assembled a landscape of a few of the services. This is far from complet
 
 🚧 *Suggestions to improve this figure? Please [file an issue](CONTRIBUTING.md).*
 
+
 ### Common Concepts
 
 -	📒 The AWS [**General Reference**](https://docs.aws.amazon.com/general/latest/gr/Welcome.html) covers a bunch of common concepts that are relevant for multiple services.
@@ -383,6 +385,19 @@ It’s important to know the maturity of each AWS product. Here is a mostly comp
 
 -	[OpenStack](https://www.openstack.org/) is a private cloud alternative to AWS used by large companies that wish to avoid public cloud offerings.
 
+Learning and Career Development
+-------------------------------
+
+### Certifications
+
+-	**Certifications:** AWS offers [**certifications**](https://aws.amazon.com/certification/) for IT professionals who want to demonstrate their knowledge. They are:
+  -	Certified Solutions Architect [Associate](https://aws.amazon.com/certification/certified-solutions-architect-associate/) and [Professional](https://aws.amazon.com/certification/certified-solutions-architect-professional/),
+  [Certified Developer Associate](https://aws.amazon.com/certification/certified-developer-associate/)
+	-	[Certified SysOps Administrator Associate](https://aws.amazon.com/certification/certified-sysops-admin-associate/)
+	-	[Certified Certified DevOps Engineer Professional](https://aws.amazon.com/certification/certified-devops-engineer-professional/)
+-	**Getting certified:** If you’re interested in studying for and getting certifications, [this practical overview](https://gist.github.com/leonardofed/bbf6459ad154ad5215d354f3825435dc) tells you a lot of what you need to know. The official page is [here](https://aws.amazon.com/training/) and there is an [FAQ](https://aws.amazon.com/certification/faqs/).
+-	**Do you need a certification?** Especially in consulting companies or when working in key tech roles in large non-tech companies, certifications are important credentials. In others, including in many tech companies and startups, certifications are not common or considered necessary. (In fact, fairly or not, some Silicon Valley hiring managers and engineers see them as a “negative” signal on a resume.)
+
 Managing AWS
 ------------