David Heinemeier Hansson | |
|---|---|
_(cropped).jpg) Hansson in 2016 | |
| Born | (1979-10-15)15 October 1979 (age 46) |
| Other names | DHH |
| Employer | 37signals |
| Known for | Ruby on Rails |
| Website | dhh |
David Heinemeier Hansson, also known by his initialsDHH, is aDanishprogrammer,writer,entrepreneur, andracing driver. He is the creator ofRuby on Rails, aweb framework written inRuby.[1] He also created Omarchy, a pre-configured version ofArch Linux catered towards developers.[2][3] He is also a partner andchief technology officer at the web-based software development firm37signals.[4]
Hansson co-wroteAgile Web Development with Rails withDave Thomas in 2005 as part ofThe Facets of Ruby Series.[5] He also co-wroteGetting Real: The Smarter, Faster Easier Way to build a Web Application[6],Rework[7],Remote: Office Not Required[8], andIt Doesn't Have to Be Crazy at Work[9] with Jason Fried.
Hansson learnedPHP in high school while creating gaming review sites. Although he initially did not intend to become a programmer, his interest in expanding his sites' features led him to pursue programming professionally.[10] In 1999, Hansson founded and built a Danish online gaming news website and community called Daily Rush, which he ran until 2001.[11] After attracting the attention ofJason Fried by offering him help with PHP coding, Hansson was hired by Fried to build a web-basedproject management tool, which ultimately became 37signals'Basecampsoftware as a service product.[10] To aid the development process, Hansson used the then-relatively obscure Ruby programming language to develop a customweb framework. He released the framework separately from the project management tool in 2004 as theopen source projectRuby on Rails. In 2005, Hansson was recognized byGoogle andO'Reilly with the "Hacker of the Year" award for his creation ofRuby on Rails.[12] After graduating from theCopenhagen Business School and receiving hisbachelor's degree in Computer Science and Business Administration, Hansson moved fromDenmark toChicago, Illinois, U.S. in November 2005.[13]
 | This section needs to beupdated. Please help update this article to reflect recent events or newly available information.(December 2025) |
| David Heinemeier Hansson | |
|---|---|
.jpg) DHH racing for Rebellion in 2017 | |
| Nationality |  Danish |
| Racing licence |  FIA Bronze(2011–2012) FIA Silver(2013–)[14] |
| 24 Hours of Le Mans career | |
| Years | 2012 - |
| Teams | OAK Racing,Aston Martin Racing,Extreme Speed Motorsports,Proton Competition,Rebellion Racing |
| Best finish | 8th(2013) |
| Class wins | 1 |
David Heinemeier Hansson lists photography and race car driving amongst his many hobbies.[15] He took part in the2012 24 Hours of Le Mans driving forOAK Racing.[16] He also drove a Morgan-Nissan P2 car forConquest Racing in theAmerican Le Mans Series (ALMS), winning two races in the season. Heinemeier Hansson joined OAK Racing full-time in 2013, taking five second-place finishes to finish second in the Trophy for LMP2 Drivers. During the 2017 24 Hours of Le Mans post-race technical checks, certain irregularities were detected on the Vaillante Rebellion team's No. 13 Oreca 07-Gibson, resulting in the car's disqualification.[citation needed]
In July 2010 it was revealed that Heinemeier Hansson was the person that had commissioned the one-offPagani Zonda HH supercar.[17] He also commissioned theKoenigsegg Agera HH, which was sold in 2022 to Houston Crosta, a YouTube video creator in Las Vegas. It has now been sold to car spotting YouTuber, "TheStradman".[18] Heinemeier Hansson also purchased anAston Martin Valkyrie.[citation needed]
| Year | Entrant | Class | Car | Engine | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Rank | Points |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | OAK Racing | LMP2 | Morgan LMP2 | Nissan VK45DE 4.5 L V8 | SIL 2 | SPA 2 | LMS 2 | SÃO 6 | COA 6 | FUJ 3 | SHA 2 | BHR 2 | 2nd | 132.5 | |
| 2014 | Aston Martin Racing | LMGTE Am | Aston Martin Vantage V8 GTE | Aston Martin 4.5 L V8 | SIL 1 | SPA 2 | LMS 1 | COA 2 | FUJ 1 | SHA 2 | BHR 1 | SÃO 2 | 1st | 198 | |
| 2015 | Extreme Speed Motorsports | LMP2 | HPD ARX-03b Ligier JS P2 | Honda HR28TT 2.8 L Turbo V6 | SIL | SPA 8 | LMS 5 | NÜR 6 | COA 4 | FUJ 4 | SHA Ret | BHR 7 | 7th | 62 | |
| 2016 | Abu Dhabi-Proton Racing | LMGTE Am | Porsche 911 RSR | Porsche 4.0 L Flat-6 | SIL 5 | SPA 6 | LMS 2 | NÜR 4 | MEX 1 | COA 5 | FUJ 5 | SHA 4 | BHR 1 | 2nd | 151 |
| 2017 | Vaillante Rebellion | LMP2 | Oreca 07 | Gibson GK-428 4.2 litreV8 | SIL 9 | SPA 4 | LMS DSQ | NÜR 4 | MEX 5 | COA 2 | FUJ DSQ | SHA 3 | BHR 3 | 8th | 85 |
| 2018–19 | Jackie Chan DC Racing | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | SPA | LMS | SIL | FUJ | SHA | SEB 1 | SPA 6 | LMS Ret | 11th | 40 | |
| 2019-20 | Team Project 1 | LMGTE AM | Porsche 911 RSR | Porsche 4.0L Flat 6 | SIL | FUJ 7 | SHA 5 | BHR 9 | COA | SPA | LMS | BHR | 23rd | 20 | |
| 2022 | Inter Europol Competition | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | SEB | SPA | LMS 14 | MNZ | FUJ | BHR | NC† | 0 | |||
| 2023 | Jota | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | SEB 5 | PRT 7 | SPA 9 | LMS 13 | MNZ 1 | FUJ 6 | BHR 3 | 6th | 84 | ||
† As Heinemeier Hansson was a guest driver, he was ineligible for points.
(Races inbold indicate pole position; results initalics indicate fastest lap)
| Year | Entrant | Class | Chassis | Engine | 1 | 2 | 3 | 4 | 5 | 6 | Rank | Points |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2011 | LotusJetalliance | GTE Pro | Lotus Evora GTE | Toyota-Cosworth 4.0 L V6 | CAS | SPA | IMO | SIL NC | EST | NC | 0 | |
| 2013 | Jota Sport | LMP2 | Zytek Z11SN | Nissan VK45DE 4.5 L V8 | SIL | IMO 5 | RBR | HUN | LEC | 17th | 10 | |
| 2019 | Team Project 1 | LMGTE | Porsche 911 RSR | Porsche 4.0 LFlat-6 | LEC | MNZ | CAT 5 | SIL | SPA | ALG | 17th | 10 |
| 2022 | Inter Europol Competition | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | LEC 11 | IMO 9 | MNZ 11 | CAT 16 | SPA 2 | ALG 4 | 10th | 32 |
| 2024 | Nielsen Racing | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | CAT 13 | LEC 11 | IMO 12 | SPA 13 | MUG | ALG | 24th | 0 |
* Season still in progress.
(Races inbold indicate pole position, Results areoverall/class)
| Year | Team | Class | Car | Engine | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Rank | Points | Ref |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014 | RSR Racing | PC | Oreca FLM09 | Chevrolet LS3 6.2 L V8 | DAY 9 | SEB 2 | LGA | KAN | WGL | IMS | ELK | VIR | AUS | ATL 9 | 24th | 57 | [22] | |
| 2015 | Tequila Patrón ESM | P | HPD ARX-04b1 HPD ARX-03b2 | Honda HR28TT 2.8 LV6Turbo | DAY 10 | SIR 9 | LBH | LS | DET | S6H | MSP | ELK | COA | PET | 21st | 45 | [23] | |
| 2016 | Starworks Motorsport | PC | Oreca FLM09 | Chevrolet LS3 6.2 L V8 | DAY | SEB 3 | LBH | LGA | DET | WGL | MOS | LIM | ELK | COA | PET 6 | 20th | 57 | [24] |
| 2018 | 3GT Racing | GTD | Lexus RC F GT3 | Lexus 5.0 L V8 | DAY 9 | SEB 5 | MDO 4 | DET 12 | WGL 4 | MOS 7 | LIM | ELK 12 | VIR 8 | LGA 7 | PET 10 | 11th | 213 | [25] |
| 2020 | Tower Motorsport byStarworks | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | DAY 4† | SEB | ELK | ATL | PET | LGA | SEB 2 | 18th | 32 | [26] | ||||
| 2025 | Era Motorsport | LMP2 | Oreca 07 | Gibson GK428 4.2 LV8 | DAY 4 | SEB 12 | WGL 4 | MOS | ELK | IMS 12 | ATL 3 | 24th | 1362 | [27] | ||||
| 2026 | TDS Racing | LMP2 | Oreca 07 | Gibson GK428 4.2 L V8 | DAY 12 | SEB | WGL | MOS | ELK | IMS | PET | 12th* | 216* | |||||
Source:[19] | ||||||||||||||||||
† Points only counted towards the Michelin Endurance Cup, and not the overall LMP2 Championship.
Best Hacker: David Heinemeier Hansson (Ruby on Rails and 37Signals)
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| Preceded by | FIA Endurance Trophy for LMGTE Am Drivers 2014 with: Kristian Poulsen | Succeeded by |
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