Who Are the World's Most Influential Programmers? 14 Legends Revealed

Global Top 14 Programmers (unordered ranking)

01 Jon Skeet

Reputation: Top contributor on StackOverflow, averaging about 400 answers per month.

Bio/Honors: Google software engineer and author of "C# In Depth".

Quotes:

He doesn't need a debugger; the errors reveal themselves when he looks at the code.

If his code fails to compile, the compiler apologizes.

He doesn't need coding standards; his code is the standard.

02 Gennady Korotkevich

Reputation: Programming competition prodigy, youngest participant in the International Olympiad in Informatics.

Bio/Honors: Six gold medals in IOI (2007‑2012), 2013 ACM ICPC champion, 2014 Facebook Hacker Cup winner; top-ranked on Codeforces and a runner‑up on TopCoder.

Quotes:

A programming prodigy.

He built a strong programming team in Belarus.

A complete programming genius.

03 Linus Torvalds

Reputation: Father of Linux.

Bio/Honors:

Creator of Linux and Git.

1998 EFF Pioneer Award.

2000 ACM Lovelace Medal.

2012 Millennium Technology Prize.

2014 IEEE Computer Society Pioneer Award.

2008 Inducted into the Computer History Museum Hall of Fellows.

2012 Inducted into the Internet Hall of Fame.

Quotes:

He is simply unparalleled in excellence.

04 Jeff Dean

Reputation: Architect behind Google’s large‑scale distributed systems.

Bio/Honors: Designer of MapReduce, BigTable, Spanner, and the Google File System; member of the U.S. National Academy of Engineering (2009); recipient of the 2012 ACM SIGOPS Mark Weiser Award and Infosys Foundation Award.

Quotes:

He made breakthrough advances in data mining.

Even with a packed schedule, he conceived and released tools like MapReduce and BigTable that astonish the world.

05 John Carmack

Reputation: Pioneer of first‑person shooter games, creator of Doom.

Bio/Honors: Co‑founder of id Software; developed Wolfenstein 3D, Doom, Quake; introduced technologies such as adaptive tile refresh, binary space partitioning, and surface caching; 2001 inducted into the Academy of Interactive Arts & Sciences Hall of Fame; 2010 received the Game Developers Choice Lifetime Achievement Award.

Quotes:

He created many revolutionary first‑person shooters that shaped generations of game designers.

He can finish any basic design work within a week.

He is the Mozart of programming.

06 Richard Stallman

Reputation: Creator of Emacs and the GNU Compiler Collection (GCC).

Bio/Honors: Founder of the GNU Project; author of Emacs, GCC, GDB, and GNU Make; founder of the Free Software Foundation; 1990 ACM Grace Murray Hopper Award; 1998 EFF Pioneer Award.

Quotes:

He once competed solo against a team of Lisp hackers; that match was Symbolics vs. LMI.

Despite differing views, he is arguably the most influential programmer of all time.

07 Petr Mitrechev

Reputation: One of the most competitive programmers.

Bio/Honors: Gold medals in International Olympiad in Informatics (2000, 2012); Facebook Hacker Cup winner (2011, 2013); Google Code Jam champion (2006); TopCoder algorithm contest leader; currently ranked 5th on Codeforces.

Quotes:

Even in India, he is an idol among programming contest participants.

08 Fabrice Bellard

Reputation: Developer of QEMU, FFmpeg, Tiny C, and LZEXE.

Bio/Honors: Winner of the International C Code Golf Championships (2000‑2001); 2011 O'Reilly Open Source Design Award; former world record holder for π calculation.

Quotes:

His work is always impressive and radiant.

He is the most creative programmer in the world.

He is the Nikola Tesla of software engineering.

09 Doug Cutting

Reputation: Creator of the open‑source search engine library Lucene.

Bio/Honors: Developed Lucene, Nutch crawler, and the distributed system Hadoop; currently Chairman of the Apache Software Foundation.

Quotes:

He built an outstanding full‑text search library (Lucene/Solr) that opened the door to big data.

Lucene and Hadoop have generated countless wealth and jobs worldwide.

10 Donald Knuth

Reputation: Author of "The Art of Computer Programming".

Bio/Honors: Inventor of TeX; first recipient of the ACM Grace Murray Hopper Award (1971); ACM A.M. Turing Award (1974); National Medal of Technology (1979); IEEE John von Neumann Medal (1995); inducted into the Computer History Museum Hall of Fellows (1998).

Quotes:

I have been fortunate to use a massive software that is virtually error‑free: TeX.

11 Anders Hejlsberg

Reputation: Creator of Turbo Pascal and later Delphi; chief C# architect.

Bio/Honors: Developed Turbo Pascal, the most popular Pascal compiler with an integrated IDE; led the development of Delphi; chief C# designer; recipient of Dr. Dobb’s Excellence in Programming award (2011).

Quotes:

I admire him as a programming master who guided my path to becoming a professional software designer.

12 Ken Thompson

Reputation: Co‑creator of Unix.

Bio/Honors: Co‑inventor of Unix with Dennis Ritchie; creator of the B programming language, UTF‑8 encoding, ed editor, and one of the original Go language designers; recipient of the ACM A.M. Turing Award (1983), IEEE Computer Society Pioneer Award (1994), National Medal of Technology (1998); inducted into the Computer History Museum Hall of Fellows (1997).

Quotes:

The world’s most outstanding programmer.

13 Adam D'Angelo

Reputation: Co‑founder of the Q&A platform Quora.

Bio/Honors: Former Facebook CTO and VP of Engineering; built the foundation of the news feed; 2001 8th place in the US Computer Olympiad; helped Caltech win the ACM ICPC team silver (2004); finalist in Topcoder university algorithm contest (2005).

Quotes:

A programming polymath.

Mark Zuckerberg: “For every good thing I make, he can make six.”

14 Sanjay Ghemawat

Reputation: Core member of Google’s infrastructure team.

Bio/Honors: Helped design and launch large‑scale distributed systems such as MapReduce, BigTable, Spanner, and the Google File System; developed the Unix ical calendar system; elected to the National Academy of Engineering (2009); recipient of the 2012 Infosys Foundation Award.

Quotes:

He helped Google design and launch massive publishing‑style computing systems.