{"id":848,"date":"2023-09-26T22:38:56","date_gmt":"2023-09-26T20:38:56","guid":{"rendered":"https:\/\/old-web.terracloud.fr\/?p=848"},"modified":"2024-03-26T11:17:33","modified_gmt":"2024-03-26T10:17:33","slug":"make-or-buy-assemblez","status":"publish","type":"post","link":"https:\/\/old-web.terracloud.fr\/en\/blog\/2023\/09\/26\/make-or-buy-assemblez\/","title":{"rendered":"Make or buy? Assemblez !"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"848\" class=\"elementor elementor-848\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-39416e8f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39416e8f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-70dca411\" data-id=\"70dca411\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-12bb8aa1 elementor-widget elementor-widget-shortcode\" data-id=\"12bb8aa1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><span><span><a href=\"https:\/\/old-web.terracloud.fr\/en\/\">Home<\/a><\/span><\/span><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a480bed e-transform elementor-widget elementor-widget-heading\" data-id=\"7a480bed\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_transform_translateX_effect&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_translateX_effect_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_translateX_effect_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_translateY_effect&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_translateY_effect_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;_transform_translateY_effect_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Make or buy? Assemblez !\n<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a104146 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"5a104146\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Acheter une solution d\u2019\u00e9diteur ou la construire soi-m\u00eame ? Voici une question qui revient fr\u00e9quemment en DSI. La r\u00e9ponse classique distingue coeur et contexte, et invite \u00e0 construire ses outils coeur de m\u00e9tier (sous-entendu : ceux qui sont diff\u00e9renciateurs) et acheter ce qui fait le contexte. Mais cette approche binaire r\u00e9siste-t-elle \u00e0 l\u2019\u00e9preuve de l\u2019exp\u00e9rience ?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4148f835 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4148f835\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7be9efd3\" data-id=\"7be9efd3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3873ba0 elementor-widget elementor-widget-image\" data-id=\"3873ba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"660\" height=\"420\" src=\"https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1oYsp7VM9OfsizRMLFj0q2Q.webp\" class=\"attachment-large size-large wp-image-849\" alt=\"\" srcset=\"https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1oYsp7VM9OfsizRMLFj0q2Q.webp 660w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1oYsp7VM9OfsizRMLFj0q2Q-300x191.webp 300w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1oYsp7VM9OfsizRMLFj0q2Q-18x12.webp 18w\" sizes=\"(max-width: 660px) 100vw, 660px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">De l\u2019ERP au logiciel sp\u00e9cialis\u00e9 \u00e0 l\u2019ERP ?\n<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0dfee42 elementor-widget elementor-widget-heading\" data-id=\"0dfee42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quelques \u00e9l\u00e9ments d\u2019histoire du march\u00e9 du logiciel commercial\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-58afefd elementor-widget elementor-widget-text-editor\" data-id=\"58afefd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fk fl fm fn fo\"><div class=\"ab ca\"><div class=\"ch bg ew ex ey ez\"><p id=\"fe07\" class=\"pw-post-body-paragraph kz la fr lb b lc nt le lf lg nu li lj lk nv lm ln lo nw lq lr ls nx lu lv lw fk bj\" data-selectable-paragraph=\"\">Le march\u00e9 du logiciel a connu en 20 ans un mouvement de balancier important.<\/p><p id=\"91d6\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Au commencement \u00e9taient <strong class=\"lb fs\">les ERPs et leur promesse d\u2019unifier toute l\u2019activit\u00e9 de l\u2019entreprise<\/strong> (gestion de la production, comptabilit\u00e9, fichier client, etc.). Ces solutions captaient l\u2019essentiel des \u00e9nergies des DSI et ont permis l\u2019\u00e9mergence de tr\u00e8s grands groupes. Mais leur force constitue aussi leur grande limite : colorier c\u2019est facile tant qu\u2019on n\u2019arrive pas aux bords ; de la m\u00eame fa\u00e7on, difficile pour un ERP d\u2019adresser toutes les sp\u00e9cificit\u00e9s de chaque business unit, leurs recompositions etc.<\/p><p id=\"9ef4\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Entre 2005 et 2015, le slogan fut \u201c<em class=\"ny\">there\u2019s an app for that!<\/em>\u201d. Chacun d\u2019entre nous dispose sur son t\u00e9l\u00e9phone d\u2019applications sp\u00e9cialis\u00e9es (celles qui ont r\u00e9ussi ont r\u00e9ussi car elles r\u00e9pondaient de fa\u00e7on tr\u00e8s effficiente \u00e0 un besoin, et un seul) et, dans la foul\u00e9e, <strong class=\"lb fs\">chaque micro-fonction de l\u2019entreprise (m\u00eame celles qui ont d\u00fb longtemps se d\u00e9brouiller avec Excel) a pu b\u00e9n\u00e9ficier d\u2019outils tr\u00e8s adapt\u00e9s<\/strong> \u00e0 ses besoins.<\/p><p id=\"3068\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Le retour de balancier est en train de se produire. Depuis 5 \u00e0 8 ans, chaque \u00e9diteur d\u2019application essaie de conqu\u00e9rir de nouveaux march\u00e9s et pour cela de <strong class=\"lb fs\">couvrir un p\u00e9rim\u00e8tre fonctionnel plus large, jusqu\u2019\u00e0 s\u2019ERP-iser<\/strong>.<\/p><p id=\"162c\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Les <strong class=\"lb fs\">DSI se retrouvent \u00e0 devoir jongler <\/strong>avec<\/p><ul class=\"\"><li id=\"d808\" class=\"kz la fr lb b lc ld le lf lg lh li lj lk nz lm ln lo oa lq lr ls ob lu lv lw oc od oe bj\" data-selectable-paragraph=\"\">Moult outils de CRM (le CRM g\u00e9n\u00e9raliste, l\u2019outil de segmentation, l\u2019outil de marketing automation, le canon \u00e0 email qui pr\u00e9tend \u00eatre une CRM, l\u2019outil de retargeting, le centre de contact plus ou moins omnicanal, l\u2019outil de ticketing etc.) voire plus si les BU ont fait des choix autonomes,<\/li><li id=\"a7aa\" class=\"kz la fr lb b lc of le lf lg og li lj lk oh lm ln lo oi lq lr ls oj lu lv lw oc od oe bj\" data-selectable-paragraph=\"\">plusieurs ERPs (mais pourquoi est-ce la solution sp\u00e9cialis\u00e9e en gestion de stocks et d\u2019ordonnancement de lots de production qui g\u00e8re les devis et commandes clients pour telle BU ?)<\/li><li id=\"0ed5\" class=\"kz la fr lb b lc of le lf lg og li lj lk oh lm ln lo oi lq lr ls oj lu lv lw oc od oe bj\" data-selectable-paragraph=\"\">N SIRH (la solution choisie pour g\u00e9rer la formation \u00e9tait en fait un SIRH complet, d\u2019ailleurs celui pour g\u00e9rer la paie aussi, mais c\u2019est aussi un ERP), etc.<\/li><\/ul><p id=\"3a2a\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Ajoutez \u00e0 cela les fusions et acquisitions d\u2019\u00e9diteurs, les reboots laissant sur le carreau de l\u2019obsolescence technologique la solution phare que vous avez achet\u00e9e il y a 5 ans et dont vous venez de terminer \u00e0 prix d\u2019or l\u2019int\u00e9gration, et vous comprenez <strong class=\"lb fs\">le quotidien de beaucoup de DSI et leur cycle infernal de remplacements d\u2019ERPs tous les 5 ans<\/strong> (comprenez, vu ce qui pr\u00e9c\u00e8de, qu\u2019ils ne changent en fait que 20% du SI, donc le plus vieil ERP qui tourne toujours chez vous a sans doute 25 ans et est maudit par chaque nouvel arrivant).<\/p><p id=\"337e\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Dans ces conditions, difficile de consid\u00e9rer le logiciel comme un actif durable de l\u2019entreprise. Et quand il est durable, ce n\u2019est pas par ses m\u00e9rites propres mais par l\u2019\u00e9nergie consid\u00e9rable n\u00e9cessaire pour le faire \u00e9voluer.<\/p><\/div><\/div><\/div><div class=\"ab ca mn mo mp mq\" role=\"separator\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac5c7cc elementor-widget elementor-widget-heading\" data-id=\"ac5c7cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La difficult\u00e9 de borner le coeur du contexte ?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afebcc2 elementor-widget elementor-widget-text-editor\" data-id=\"afebcc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p id=\"95b7\" class=\"pw-post-body-paragraph kz la fr lb b lc nt le lf lg nu li lj lk nv lm ln lo nw lq lr ls nx lu lv lw fk bj\" data-selectable-paragraph=\"\">Comment distinguer le coeur et le contexte sans se couper un bras, ou \u00e0 l\u2019inverse r\u00e9inventer la roue ? L\u2019arbitrage n\u2019est pas toujours ais\u00e9.<\/p><p id=\"ffc2\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Certains pourront limiter le coeur au seul produit de l\u2019entreprise.. mais dans certains cas, c\u2019est bien restrictif quand on sait aujourd\u2019hui que le choix d\u2019une marque d\u00e9pend c\u00f4t\u00e9 B2C essentiellement de l\u2019exp\u00e9rience client, o\u00f9 la relation-client joue un r\u00f4le au moins aussi important que le produit.<\/p><p id=\"a0c5\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Outre cet aspect \u201cvisibilit\u00e9 du client\u201d, un deuxi\u00e8me axe entre en ligne de compte quand on parle de logiciel : la notion de maturit\u00e9 technologique.<\/p><p id=\"acc2\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Simon Wardley a propos\u00e9 une approche int\u00e9ressante consistant \u00e0 <strong class=\"lb fs\">cartographier sur un rep\u00e8re \u201cvisibilit\u00e9 client x maturit\u00e9 technologique\u201d<\/strong>. Cette approche permet de sortir du dualisme entre <em class=\"ny\">make<\/em> and <em class=\"ny\">buy<\/em>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-279c643 elementor-widget elementor-widget-image\" data-id=\"279c643\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"489\" src=\"https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA-1024x626.webp\" class=\"attachment-large size-large wp-image-850\" alt=\"\" srcset=\"https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA-1024x626.webp 1024w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA-300x183.webp 300w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA-768x470.webp 768w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA-18x12.webp 18w, https:\/\/old-web.terracloud.fr\/wp-content\/uploads\/2023\/11\/1zyiaJJW3mX2vfm-4aKqzhA.webp 1400w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f2998a elementor-widget elementor-widget-heading\" data-id=\"0f2998a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La troisi\u00e8me voie : assembler !\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-acd8294 elementor-widget elementor-widget-text-editor\" data-id=\"acd8294\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"fk fl fm fn fo\"><div class=\"ab ca\"><div class=\"ch bg ew ex ey ez\"><p id=\"b7d2\" class=\"pw-post-body-paragraph kz la fr lb b lc nt le lf lg nu li lj lk nv lm ln lo nw lq lr ls nx lu lv lw fk bj\" data-selectable-paragraph=\"\">Sur ce chemin de maturit\u00e9 technologique, un certain nombre de solutions se sont \u201ccommoditis\u00e9es\u201d. Par exemple, <strong class=\"lb fs\">vous pouvez aujourd\u2019hui faire du text-to-speech sans aucune connaissance en machine-learning<\/strong>, via un simple appel d\u2019API.<\/p><p id=\"1f2a\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Mais en quoi l\u2019approche \u201c<em class=\"ny\">assemble<\/em>\u201d se distingue-t-elle de \u201c<em class=\"ny\">buy + int\u00e9grer<\/em>\u201d ?<\/p><p id=\"5dc5\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">L\u2019entreprise qui ach\u00e8te des solutions et les int\u00e8gre a in fine N applications poss\u00e9dant chacune sa base de donn\u00e9es, s\u2019appuyant chacune sur sa propre repr\u00e9sentation du processus m\u00e9tier, d\u00e9pendant chacune de la roadmap (et du cycle de vie) de son \u00e9diteur, o\u00f9 il est souvent impossible de planquer les \u00e9crans inutiles par un jeu de r\u00f4les ad\u00e9quats (sans parler de la gestion de l\u2019identit\u00e9 des utilisateurs, qui fait souvent partie du pack premium hyper cher). A ces applications, il faut ajouter un paquet de jobs d\u2019ETL ou d\u2019ESB qui font souvent un plat de spaghetti. Dans un tel \u00e9cosyst\u00e8me, la DSI est remplie de gens qui n\u2019ont aucune focalisation sur le m\u00e9tier de l\u2019entreprise.<\/p><p id=\"a907\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\"><strong class=\"lb fs\">L\u2019approche \u201c<em class=\"ny\">assemble\u201d<\/em> est en fait radicalement diff\u00e9rente. <\/strong>Dans cette approche, on n\u2019ach\u00e8te plus des produits d\u2019\u00e9diteurs packag\u00e9s, mais des briques \u00e0 assembler pour en faire un produit unique (et unifi\u00e9) ma\u00eetris\u00e9 en interne. Ces briques ont un <strong class=\"lb fs\">cycle de vie beaucoup plus stable<\/strong> que les solutions d\u2019\u00e9diteurs, car elles r\u00e9pondent \u00e0 la logique de sp\u00e9cialisation qui fut le \u201csecond \u00e2ge du logiciel\u201d que j\u2019ai d\u00e9crit auparavant ; elles ne s\u2019appuient <strong class=\"lb fs\">pas sur un silo de donn\u00e9es<\/strong> ; on mobilise <strong class=\"lb fs\">uniquement celles qui sont n\u00e9cessaires<\/strong>.<\/p><p id=\"9d07\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Le passage \u00e0 un mod\u00e8le d\u2019assemblage n\u00e9cessite un haut niveau de dialogue entre la DSI et les m\u00e9tiers.<\/p><ul class=\"\"><li id=\"cb19\" class=\"kz la fr lb b lc ld le lf lg lh li lj lk nz lm ln lo oa lq lr ls ob lu lv lw oc od oe bj\" data-selectable-paragraph=\"\">C\u00f4t\u00e9 m\u00e9tier, cela n\u00e9cessite de renoncer \u00e0 choisir soi-m\u00eame ses solutions (souvent sur la base de jolis dashboards que personne ne consultera une fois la solution lanc\u00e9e) en c\u00e9dant au harc\u00e8lement des commerciaux et pr\u00e9f\u00e9rer exprimer des besoins aupr\u00e8s de sa DSI ;<\/li><li id=\"5750\" class=\"kz la fr lb b lc of le lf lg og li lj lk oh lm ln lo oi lq lr ls oj lu lv lw oc od oe bj\" data-selectable-paragraph=\"\">C\u00f4t\u00e9 DSI, \u00e7a veut dire <strong class=\"lb fs\">adopter une mentalit\u00e9 de <em class=\"ny\">builder orient\u00e9 client<\/em><\/strong>, en sortant d\u2019une sur-sp\u00e9cialisation (un dev front ne peut plus se compla\u00eet dans sa seule expertise web-design et doit penser solution pour faire vraiment de l\u2019UX) avec le d\u00e9veloppement d\u2019une comp\u00e9tence essentielle, celle de <strong class=\"lb fs\">l\u2019architecture solutions (qui doit \u00eatre r\u00e9partie <\/strong>dans les \u00e9quipes et pas juste l\u2019apanage d\u2019une cellule architecture hors-sol).<\/li><\/ul><\/div><\/div><\/div><div class=\"ab ca mn mo mp mq\" role=\"separator\">\u00a0<\/div><div class=\"fk fl fm fn fo\"><div class=\"ab ca\"><div class=\"ch bg ew ex ey ez\"><p id=\"f7f3\" class=\"pw-post-body-paragraph kz la fr lb b lc ld le lf lg lh li lj lk ll lm ln lo lp lq lr ls lt lu lv lw fk bj\" data-selectable-paragraph=\"\">Besoin d\u2019aide pour construire cette culture ? Avec <a class=\"af op\" href=\"https:\/\/old-web.terracloud.fr\/en\/\" target=\"_blank\" rel=\"noopener ugc nofollow\">TerraCloud<\/a>, je vous aide \u00e0 diffuser cette mentalit\u00e9 d\u2019architecture solutions dans vos \u00e9quipes et \u00e0 mobiliser la bo\u00eete \u00e0 outils \/ lego du cloud pour construire les solutions qui vous permettront de soutenir votre business de demain (et d\u2019apr\u00e8s-demain !)<\/p><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Acheter une solution d\u2019\u00e9diteur ou la construire soi-m\u00eame ? Voici une question qui revient fr\u00e9quemment en DSI. La r\u00e9ponse classique distingue coeur et contexte, et invite \u00e0 construire ses outils coeur de m\u00e9tier (sous-entendu : ceux qui sont diff\u00e9renciateurs) et acheter ce qui fait le contexte. Mais cette approche binaire r\u00e9siste-t-elle \u00e0 l\u2019\u00e9preuve de l\u2019exp\u00e9rience ?<\/p>","protected":false},"author":1,"featured_media":849,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[13,28],"class_list":["post-848","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-opinion","tag-cloud","tag-logiciel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Make or buy? 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