├── LICENSE └── README.md /LICENSE: -------------------------------------------------------------------------------- 1 | This is free and unencumbered software released into the public domain. 2 | 3 | Anyone is free to copy, modify, publish, use, compile, sell, or 4 | distribute this software, either in source code form or as a compiled 5 | binary, for any purpose, commercial or non-commercial, and by any 6 | means. 7 | 8 | In jurisdictions that recognize copyright laws, the author or authors 9 | of this software dedicate any and all copyright interest in the 10 | software to the public domain. We make this dedication for the benefit 11 | of the public at large and to the detriment of our heirs and 12 | successors. We intend this dedication to be an overt act of 13 | relinquishment in perpetuity of all present and future rights to this 14 | software under copyright law. 15 | 16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 19 | IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 | OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 | ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 | OTHER DEALINGS IN THE SOFTWARE. 23 | 24 | For more information, please refer to 25 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ## A List of Companies that Use Array Languages (J, K, APL, q) 2 | This list has been made in collaboration with members of [/r/apljk](https://www.reddit.com/r/apljk) 3 | 4 | #### Similar lists 5 | 6 | There are a few other lists like this for other languages that might be of interest to a reader of this one. 7 | 8 | * [Elixir](https://github.com/beam-community/elixir-companies) 9 | * [Elm](https://github.com/jah2488/elm-companies) 10 | * [F#](https://github.com/Kavignon/fsharp-companies) 11 | * [Haskell](https://github.com/erkmos/haskell-companies) 12 | * [Lisp](https://github.com/azzamsa/awesome-lisp-companies) 13 | * [PureScript](https://github.com/ajnsit/purescript-companies) 14 | 15 | #### Updates 16 | If you see a company on the list that doesn't exist anymore, or does not use an array language anymore, please send a pull request with an explanation. The same goes if you're currently working at, or know a company that uses an array languages but is not on the list. Please include the website, github (if applicable), locations, sector and whether the company allows developers to work remotely. 17 | 18 | Many of these companies have some kind of array language development, but it is often in one or a few particular teams rather than company-wide. 19 | 20 | ### Remote 21 | 22 | Some of these companies support remote hires. Where that information is available, it has been indicated in the `Remote OK` column below. Timezone and/or country restrictions might apply. 23 | 24 | ### Recruiting 25 | 26 | Some companies not listed here engage through recruiting firms which often do not disclose their clients. 27 | 28 | | Language | Job Board | 29 | | :------- | :------- | 30 | | APL | [APL Wiki](https://aplwiki.com/wiki/Talk:Jobs) | 31 | 32 | ### Companies 33 | 34 | | Name | Language | Location | Sector | Source | Remote OK? | 35 | | :--- | :------- | :------- | :----- | :----- | :--------- | 36 | | [1010Data](https://www.1010data.com) | K3 | New York | analytics | [Reddit](https://www.reddit.com/r/apljk/comments/o60i7r/list_of_companies_using_j_k_apl_array_languages/) | yes | 37 | | [4xtra](https://4xtra.com) | APL | UK | consulting | [company](https://4xtra.com/news.htm) | | 38 | | [APL Borealis](http://www.aplborealis.com/) | APL | Ontario, Canada | consulting | [company](http://www.aplborealis.com/services.html) | | 39 | | [Aplensia](http://aplensia.com) | APL | Sweden | consulting | [Dyalog](https://www.dyalog.com/case-studies/customisation.htm) | | 40 | | [Appian](https://appian.com) | K | global | apps | [company](https://docs.appian.com/suite/help/17.2/Requesting_and_Installing_a_license.html) | yes | 41 | | [BNP Paribas](https://group.bnpparibas/en/) | kdb+/q | global | finance | [company](https://group.bnpparibas/en/careers/job-offer/kdb-q-senior-developer) | yes | 42 | | [Data Intellect](https://www.dataintellect.com) (formally AquaQ) | Kx | Belfast, UK + Jersey City, US | consulting | [Reddit](https://www.reddit.com/r/apljk/comments/o60i7r/list_of_companies_using_j_k_apl_array_languages/) | | [ASCO](https://www.asco.org/) | APL | Virginia, US | medical, research | [Optima systems](https://optima-systems.co.uk/apl-consultancy/) | | 43 | | [Aviva](https://www.aviva.com/) | APL | London, UK | finance | [Optima systems](https://optima-systems.co.uk/apl-consultancy/) | | 44 | | [Barclays](https://home.barclays) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 45 | | [Bank of America - Merrill Lynch](https://www.bankofamerica.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 46 | | [BCA Research](https://www.bcaresearch.com/) | APL | Canada | finance | [APL Wiki](https://aplwiki.com/wiki/Dyalog_user_meeting#Presentations) | | 47 | | [BIG](https://bigjewelers.com/) | APL | USA | Retail consulting | [APL Wiki](https://aplwiki.com/wiki/Talk:Jobs#Needed:_Data_Team_APL_Developer_.28added:_2022-07-26.29) | only 48 | | [Carlisle Group](https://www.carlislegroup.com/) | APL | Pennsylvania | financial software | [GitHub](https://github.com/the-carlisle-group) | yes 49 | | [Citi Bank](https://www.citi.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 50 | | [Connor, Clark & Lunn](https://www.cclgroup.com/cclim/en)| Kdb+ | Vancouver, Canada | finance | know someone who works there 51 | | [CompuGroup Medical](https://profdoccare.se) | APL | Sweden | medical | [Dyalog](https://www.dyalog.com/case-studies/healthcare.htm) | | yes 52 | | [Commerzbank](https://www.commerzbank.de) | K | Germany | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 53 | | [Cowen - Convergex](https://www.cowen.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 54 | | [Citadel](https://www.citadel.com) | K | Chicago | finance | | | 55 | | [CitiBank](https://www.citi.com/) | Kdb+ | New York | finance | Know someone who worked/works there | | 56 | | [DekaBank](https://www.deka.de) | K | Germany | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 57 | | [Deutsche Bank](https://www.db.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 58 | | [DNA•VIEW](https://dna-view.com/) | APL | California | forensics | [APL Wiki](https://aplwiki.com/wiki/Charles_BrennerDNA•VIEW) | 59 | | [DPC](https://dpc.de/) | APL | Germany | consulting + software dev | [company](https://dpc.de/) | yes 60 | | [Dyalog](https://dyalog.com) | APL | UK + Denmark | software dev + consulting | [company](https://www.dyalog.com/careers.htm) | yes | 61 | | [Goldman Sachs](https://www.goldmansachs.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 62 | | [GSA Capital](https://www.gsacapital.com) | K | London & New York | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 63 | | [HMW Computing](https://hmwcomputing.co.uk/) | APL | UK | [company](https://hmwcomputing.co.uk/apl.htm) | | 64 | | [InfoStroy](https://www.infostroy.com) | APL | Russia | finance | [company](https://www.infostroy.com/philosophy) | [yes](https://www.infostroy.com/events) | 65 | | [InvestCloud](https://www.investcloud.com) | APL | United States | finance | company | yes | 66 | | [Janssen](https://www.janssen.com/) | APL | USA | medical | [Optima systems](https://optima-systems.co.uk/apl-consultancy/) | | 67 | | [JP Morgan](https://www.jpmorganchase.com/) | Kdb+ | New York | finance | Know someone who worked/works there | | 68 | | [Lloyds Bank](https://www.lloydsbank.com/) | APL | UK | [Optima systems](https://optima-systems.co.uk/apl-consultancy/) | | 69 | | [Jersie Data](http://apl.net/) | APL | Denmark | food distribution + consulting | [company](http://apl.net/) | | 70 | | [METSIM International](https://metsim.com) | APL | USA | process modelling | [company](https://metsim.com/products/) | | 71 | | [MJH Software](http://mjhsoftwareservices.co.uk/) | APL | UK | consulting + support | [company](http://mjhsoftwareservices.co.uk/) 72 | | [Monument](https://www.monument.ai) | J | New York | analytics | | some | | 73 | | [Morgan Stanley](https://www.morganstanley.com) | Kx | New York | finance | [Reddit](https://www.reddit.com/r/apljk/comments/o60i7r/list_of_companies_using_j_k_apl_array_languages/) | | 74 | | [MUFG](http://www.mufg.jp) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 75 | | [Nomura](https://www.nomura.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 76 | | [Oppenheimer Capital Markets](https://www.oppenheimer.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 77 | | [Optima Systems](https://optima-systems.co.uk/) | APL | UK | consulting | [company](https://optima-systems.co.uk/apl-consultancy/) | | 78 | | [Pimco](https://www.pimco.com) | Kdb+ | Newport Beach | finance | company | | 79 | | [Platonic Systems](https://platonic.systems) | APL | Colorado | consulting + software dev | [company](https://platonic.systems/software-engineering/) | | 80 | | [RBC Capital Markets](https://www.rbccm.com) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 81 | | [Red Bull Racing Team](https://www.redbull.com/int-en/redbullracing) | Kx | | sensors | [Kx](https://kx.com/blog/aston-martin-redbull/) | | 82 | | [SimCorp](https://www.simcorp.com/) | APL | global, HQ - Copenhagen, Denmark | financial software | [Wikipedia](https://en.wikipedia.org/wiki/SimCorp) | | 83 | | [Total Gas & Power UK](https://business.totalenergies.uk) | K | global | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 84 | | [UBS](https://www.ubs.com/global/en.html) | Kdb+ | global, HQ - Zurich, Switzerland | finance | Know someone who works/worked there | | 85 | | [UniCredit Bank](https://www.unicreditgroup.eu) | K | Europe | finance | [tsdb](http://www.timestored.com/b/forums/topic/what-companies-use-kdb-just-finance-banks/) | | 86 | | [Volvo](https://www.volvogroup.com/) | APL | Sweden | manufacturing | [Dyalog](https://www.dyalog.com/case-studies/index.htm) | | 87 | | [WinTech](https://www.winklevoss.com) | APL | Connecticut | software dev | [Rex Swain](http://www.rexswain.com/resume.html) | | 88 | --------------------------------------------------------------------------------