Google File System Paper
http://static.googleusercontent.com/media/research.google.com/en/us/archive/gfs-sosp2003.pdf
Google Map Reduce Paper
http://static.googleusercontent.com/media/research.google.com/en/us/archive/mapreduce-osdi04.pdf
Readings in Databases
https://github.com/rxin/db-readings
Amazon Dynamo Paper
http://www.allthingsdistributed.com/files/amazon-dynamo-sosp2007.pdf
Lamport: Time clocks paper
http://research.microsoft.com/en-us/um/people/lamport/pubs/time-clocks.pdf
Cassandra Paper
https://www.cs.cornell.edu/projects/ladis2009/papers/lakshman-ladis2009.pdf
Non Relational DB's
http://ianvarley.com/UT/MR/Varley_MastersReport_Full_2009-08-07.pdf
Hadoop
http://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-hdfs/HdfsUserGuide.html
Apache Zookeeper
HBase
Cassandra
Spark Summit
Graph databases
Architecture of Database System
http://db.cs.berkeley.edu/papers/fntdb07-architecture.pdf
ProtoBuf
https://code.google.com/p/protobuf/
Apache Thrift
Apache Kafka
Hue
Cloudera Blog
http://blog.cloudera.com/blog/
MapR Blog
Big Data Blogs
http://www.bigdata-madesimple.com/a-complete-list-of-big-data-blogs/
Twitter Engineering
https://engineering.twitter.com/
Facebook Engineering
https://www.facebook.com/Engineering
CodeRust
Cracking the Coding Interview
http://www.crackingthecodinginterview.com/
Talent Buddy
HackerRank
Other Papers