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Brendan Eich

Brendan Eich

Born 1961 · Age 64

American computer programmer and technology executive; created the JavaScript programming language; co‑founder of the Mozilla project, Mozilla Foundation, Mozilla Corporation, and Brave Software; former Mozilla CTO and briefly CEO; CEO and cofounder of Brave.

Total Events
36
Career Span
63 years
Peak Net Worth
$45,000,000

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Life & Career Timeline

1961Age 0

Born in Pittsburgh, Pennsylvania

Brendan Eich born in Pittsburgh; later grew up also in Gaithersburg, Maryland and Palo Alto, California.

7/4/1961Source
Confidence
99%
1979Age 17

Graduated Ellwood P. Cubberley High School (class of 1979)

Attended and graduated from Ellwood P. Cubberley High School in Palo Alto, class of 1979.

1/1/1979Source
Confidence
95%
1983Age 22

Earned bachelor’s degree in mathematics & computer science (Santa Clara Univ.)

Completed undergraduate studies in mathematics and computer science at Santa Clara University (year estimated from schooling timeline).

1/1/1983Net Worth: $10,000Source
Confidence
60%
1985Age 24

Earned M.S. from University of Illinois Urbana–Champaign

Received a master's degree (computer science) from UIUC in 1985.

1/1/1985Net Worth: $20,000Source
Confidence
95%
1985Age 24

Started career at Silicon Graphics (SGI)

Began working at SGI on operating system and network code; worked there for seven years.

1/1/1985Net Worth: $30,000Source
Confidence
90%
1992Age 31

Left Silicon Graphics

Completed ~7-year tenure at Silicon Graphics; moved on to MicroUnity Systems Engineering.

1/1/1992Net Worth: $80,000Source
Confidence
85%
1992Age 31

Worked at MicroUnity Systems Engineering

Wrote microkernel and DSP code at MicroUnity for approximately three years.

1/1/1992Net Worth: $100,000Source
Confidence
80%
1995Age 33

Designed and implemented SpiderMonkey JavaScript engine

Created the first SpiderMonkey engine (C implementation) to run the new language in Netscape Navigator.

1/1/1995Net Worth: $300,000Source
Confidence
95%
1995Age 33

Created 'Mocha' (initial name) — early JavaScript prototype

Designed a small language prototype (initially called Mocha) for embedding scripting in the browser.

4/1/1995Net Worth: $200,000Source
Confidence
90%
1995Age 33

Joined Netscape Communications Corporation

Started at Netscape (April 1995); initially tasked to put Scheme in the browser, then to create a new scripting language.

4/1/1995Net Worth: $150,000Source
Confidence
98%
1995Age 33

Completed first version of the language in 10 days

Implemented the first version of the language in about ten days to meet Navigator 2.0 Beta schedule; combined Scheme ideas, Self object model, and Java-like syntax.

5/1/1995Net Worth: $200,000Source
Confidence
95%
1995Age 34

Language renamed to LiveScript

The language's name changed from Mocha to LiveScript (September 1995).

9/1/1995Net Worth: $250,000Source
Confidence
95%
1995Age 34

Language officially named JavaScript (joint announcement with Sun)

In December 1995, Netscape and Sun announced the language name 'JavaScript'.

12/1/1995Net Worth: $300,000Source
Confidence
98%
1998Age 37

Co-founded the Mozilla project (mozilla.org)

Co-founded Mozilla with Jamie Zawinski and others to manage open-source contributions to Netscape source code; served as Mozilla's chief architect.

1/1/1998Net Worth: $500,000Source
Confidence
97%
1999Age 38

AOL acquired Netscape

AOL bought Netscape (1999); Netscape codebase and assets moved under AOL ownership.

1/1/1999Net Worth: $2,000,000Source
Confidence
50%
2003Age 42

Netscape browser unit shut down

AOL shut down the Netscape browser unit (July 2003); Eich helped with spinning out the Mozilla Foundation effort.

7/1/2003Net Worth: $2,200,000Source
Confidence
90%
2005Age 44

Mozilla Foundation forms; Mozilla Corporation created; Eich named CTO

Press release (Aug 3, 2005) announcing Mozilla Foundation constructs and the Mozilla Corporation; Brendan Eich became the Mozilla Corporation's Chief Technical Officer.

8/3/2005Net Worth: $2,500,000Source
Confidence
95%
2008Age 47

Political donation to California Proposition 8 ($1,000)

Donated $1,000 in 2008 to California Proposition 8, the ballot measure to ban same-sex marriage; later became a focal point of controversy.

1/1/2008Net Worth: $3,000,000Source
Confidence
98%
2008Age 47

Donations to Tom McClintock (~$2,100 total)

Between 2008 and 2010 Eich donated approximately $2,100 to Tom McClintock, a Proposition 8 supporter; these donations were cited during later controversies.

1/1/2008Net Worth: $3,000,000Source
Confidence
90%
2009Age 48

Featured in 'Coders at Work' (publication/interview)

Interview/profile included in Peter Seibel's 'Coders at Work' (2009).

1/1/2009Net Worth: $2,800,000Source
Confidence
90%
2011Age 49

Transferred SpiderMonkey module ownership to Dave Mandelin

Eich publicly announced passing ownership of the SpiderMonkey JavaScript engine module to Dave Mandelin (June 21, 2011).

6/21/2011Net Worth: $3,000,000Source
Confidence
95%
2014Age 52

Mozilla board resignations triggered by CEO appointment

Reports that several Mozilla board members (Gary Kovacs, John Lilly, Ellen Siminoff) resigned around late March 2014 in response to Eich's appointment as CEO.

3/1/2014Net Worth: $3,500,000Source
Confidence
85%
2014Age 52

Public backlash: OkCupid message & CREDO petition collected >50,000 signatures

Activists launched campaigns including OkCupid prompting Firefox users and CREDO Mobile collecting more than 50,000 signatures calling for resignation.

3/1/2014Net Worth: $3,500,000Source
Confidence
90%
2014Age 52

Appointed CEO of Mozilla Corporation

Mozilla announced Brendan Eich as CEO of Mozilla Corporation (March 24, 2014), moving him from CTO to CEO.

3/24/2014Net Worth: $3,500,000Source
Confidence
98%
2014Age 52

Public statement expressing sorrow and pledge to work with LGBT communities

Eich issued a public apology/statement (Mar 26, 2014) expressing sorrow for causing pain over his past donations and pledging to work with LGBT communities and allies.

3/26/2014Net Worth: $3,500,000Source
Confidence
95%
2014Age 52

Public blog post 'Inclusiveness at Mozilla'

Posted on personal blog (Mar 26, 2014) addressing inclusiveness and the controversy; voiced sorrow and intent to engage with communities.

4/1/2014Net Worth: $3,500,000Source
Confidence
90%
2014Age 52

Resigned as CEO and left Mozilla (after 11 days)

After 11 days as CEO, Brendan Eich resigned (April 3, 2014), stating he could not be an effective leader under the circumstances; Mozilla announced board tried to offer alternative roles but he severed ties.

4/3/2014Net Worth: $3,500,000Source
Confidence
99%
2015Age 53

Brave raised ~$2.5M in early angel funding

Brave secured approximately $2.5 million in early funding from angel investors including Founders Fund, Foundation Capital, and Digital Currency Group.

1/1/2015Net Worth: $7,000,000Source
Confidence
75%
2015Age 53

Co‑founded Brave Software (with Brian Bondy)

Brendan Eich and Brian Bondy founded Brave Software (May 28, 2015), a privacy-focused web browser company.

5/28/2015Net Worth: $5,000,000Source
Confidence
95%
2016Age 54

Released developer versions of Brave browser

Brave released developer (early) versions of its open-source, Chromium-based browser in January 2016; browser blocks ads and trackers.

1/1/2016Net Worth: $9,000,000Source
Confidence
88%
2017Age 55

Launched Basic Attention Token (BAT) ICO — raised $35M

BAT (cryptocurrency tied to Brave advertising model) launched its ICO on May 31, 2017 and raised approximately $35 million (sold quickly).

5/31/2017Net Worth: $35,000,000Source
Confidence
90%
2018Age 57

JavaScript widespread developer base (milestone cited)

By 2018, JavaScript was reported as having over 10 million developers worldwide (language Brendan Eich created).

1/1/2018Net Worth: $38,000,000Source
Confidence
75%
2019Age 58

Brave launches out of beta

Brave browser moved out of beta and positioned as a mainstream ad-blocking, privacy-focused browser (Nov 2019 reports).

11/1/2019Net Worth: $42,000,000Source
Confidence
80%
2020Age 59

NYT reports backlash over Eich's COVID-related tweets

The New York Times reported (Dec 22, 2020) that Eich's tweets about COVID-19 policy/science caused backlash among users, echoing earlier controversies.

12/22/2020Net Worth: $42,000,000Source
Confidence
85%
2021Age 59

Featured on Lex Fridman Podcast (#160)

Appeared on Lex Fridman Podcast (Feb 12, 2021) discussing JavaScript, Firefox, Mozilla, and Brave.

2/12/2021Net Worth: $43,000,000Source
Confidence
90%
2024Age 63

Continued public profile and commentary

Public profile continues; cited in later articles and interviews reflecting on JavaScript and Brave (examples include Wired, and other technology coverage).

1/1/2024Net Worth: $45,000,000Source
Confidence
60%

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