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	<title>What Actually Drives Software Development Costs - Versionsgeschichte</title>
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	<updated>2026-11-02T14:25:36Z</updated>
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		<title>BasilWerner8 am 12. August 2026 um 21:06 Uhr</title>
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		<updated>2026-08-12T21:06:03Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Nächstältere Version&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version vom 12. August 2026, 22:06 Uhr&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Zeile 1:&lt;/td&gt;
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&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;single largest &lt;/del&gt;cost driver is &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;not &lt;/del&gt;the choice of framework — it &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;is almost always [https://webparadox&lt;/del&gt;.&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;com/technologies/livewire/ how does livewire work] much is still undecided. Each unanswered question &lt;/del&gt;in the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;specification is converted &lt;/del&gt;into &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;padding somewhere &lt;/del&gt;in the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;quote&lt;/del&gt;. A &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;vendor &lt;/del&gt;that &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;does not know what happens on &lt;/del&gt;the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;unhappy path will &lt;/del&gt;assume the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;more expensive option&lt;/del&gt;. Spending a week on &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a proper discovery can cut &lt;/del&gt;the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;total &lt;/del&gt;far more than haggling over hourly rates.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Integrations &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;are &lt;/del&gt;another reliable source of cost. A &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;screen &lt;/del&gt;that &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;writes to your own database &lt;/del&gt;is &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;low risk&lt;/del&gt;; the same &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;feature connected &lt;/del&gt;to &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a legacy ERP &lt;/del&gt;is not. The &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;effort &lt;/del&gt;lives in the third party: &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; [https://webparadox.com/blog/mvp-mistakes/ mvp development company] &lt;/del&gt;undocumented APIs, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;long certification processes&lt;/del&gt;, data &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;that does not match your model&lt;/del&gt;. Ask each bidder to &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;list every external system&lt;/del&gt;, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;as &lt;/del&gt;this is where estimates break.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Quality attributes can easily double &lt;/del&gt;the number. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;An application &lt;/del&gt;used by a small internal team has almost nothing in common with the same &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;feature set &lt;/del&gt;serving a hundred thousand users. Security reviews, uptime targets, load &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;handling&lt;/del&gt;, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;data retention rules &lt;/del&gt;and multi-language support &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;each &lt;/del&gt;add &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;real engineering time&lt;/del&gt;. Put them in the brief or expect them priced as extras.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;mix of people behind the number &lt;/del&gt;changes the arithmetic. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;A &lt;/del&gt;rate &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;card &lt;/del&gt;says &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;very little &lt;/del&gt;on its own: &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a senior &lt;/del&gt;engineer at &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;twice &lt;/del&gt;the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;price is often cheaper per delivered feature &lt;/del&gt;than two inexperienced developers who need &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;supervision and rework&lt;/del&gt;. Check too &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;which roles are billed&lt;/del&gt;: project management, quality assurance, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;infrastructure work &lt;/del&gt;and design &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;are real work&lt;/del&gt;, but they should be &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;named rather than hidden inside a blended rate&lt;/del&gt;.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;number in the proposal &lt;/del&gt;is &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;rarely &lt;/del&gt;the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;total &lt;/del&gt;cost. Expect hosting, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;subscriptions and &lt;/del&gt;licences, observability and a maintenance allowance each year. A &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;reasonable rule of thumb &lt;/del&gt;holds that [https://webparadox.com/&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;industries&lt;/del&gt;/&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;government/ government &lt;/del&gt;software development] in active use &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;needs &lt;/del&gt;a &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;recurring percentage &lt;/del&gt;of &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;the initial investment &lt;/del&gt;every year &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;for updates,  [https://webparadox&lt;/del&gt;.&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;com/compare/livewire-vs-react/ react vs livewire] security patches and small improvements. Ignoring this remains &lt;/del&gt;the classic mistake.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;biggest &lt;/ins&gt;cost driver is &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;rarely &lt;/ins&gt;the choice of framework — it &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;remains uncertainty&lt;/ins&gt;. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Every ambiguity &lt;/ins&gt;in the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;requirements turns &lt;/ins&gt;into &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a buffer &lt;/ins&gt;in the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;estimate&lt;/ins&gt;. A &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;supplier &lt;/ins&gt;that &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;has no visibility into &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;edge cases has to &lt;/ins&gt;assume the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;worst&lt;/ins&gt;. Spending a week on &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;requirements work often reduces &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;final cost &lt;/ins&gt;far more than haggling over hourly rates.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Integrations &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;tend to be &lt;/ins&gt;another reliable source of cost. A &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;form &lt;/ins&gt;that &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;saves data &lt;/ins&gt;is &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;predictable&lt;/ins&gt;; the same &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;functionality talking &lt;/ins&gt;to &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;an old accounting system &lt;/ins&gt;is not. The &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;unknown &lt;/ins&gt;lives in the third party: undocumented APIs, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;waiting on someone else&#039;s team&lt;/ins&gt;, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;inconsistent &lt;/ins&gt;data. Ask each bidder to &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;price integrations separately&lt;/ins&gt;, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;because &lt;/ins&gt;this is where estimates break.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Non-functional requirements quietly rewrite &lt;/ins&gt;the number. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;A tool &lt;/ins&gt;used by a small internal team has almost nothing in common with the same &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;functionality &lt;/ins&gt;serving a hundred thousand users. Security reviews, uptime targets, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;performance under &lt;/ins&gt;load, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;audit logging &lt;/ins&gt;and multi-language support add &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;measurable effort&lt;/ins&gt;. Put them in the brief or expect them priced as extras.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;team you are quoted &lt;/ins&gt;changes the arithmetic. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;An hourly &lt;/ins&gt;rate says &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;almost nothing &lt;/ins&gt;on its own: &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;an experienced &lt;/ins&gt;engineer at &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a higher rate can be less expensive in &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;end &lt;/ins&gt;than two inexperienced developers who need &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;constant review&lt;/ins&gt;. Check too &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;what else appears on the invoice&lt;/ins&gt;: project management, quality assurance, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;release engineering &lt;/ins&gt;and design &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;have to be done by someone&lt;/ins&gt;, but they should be &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;itemised&lt;/ins&gt;.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;quoted figure &lt;/ins&gt;is &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;never &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;full &lt;/ins&gt;cost &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;of ownership&lt;/ins&gt;. Expect hosting, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;third-party &lt;/ins&gt;licences, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; [https://webparadox.com/industries/edtech/ edtech web development] &lt;/ins&gt;observability and a maintenance allowance each year. A &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;useful planning figure &lt;/ins&gt;holds that [https://webparadox.com/&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;blog&lt;/ins&gt;/ &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;custom &lt;/ins&gt;software development] in active use &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;consumes &lt;/ins&gt;a &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;noticeable fraction &lt;/ins&gt;of &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;its original build cost &lt;/ins&gt;every year &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;simply to stay current&lt;/ins&gt;. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Treating the launch as the finish line has always been &lt;/ins&gt;the classic mistake.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>BasilWerner8</name></author>
	</entry>
	<entry>
		<id>http://coldcontrolradio.com/index.php?title=What_Actually_Drives_Software_Development_Costs&amp;diff=72831&amp;oldid=prev</id>
		<title>FrankKeefe975: Die Seite wurde neu angelegt: „&lt;br&gt;&lt;br&gt;&lt;br&gt;The single largest cost driver is not the choice of framework — it is almost always [https://webparadox.com/technologies/livewire/ how does livewire work] much is still undecided. Each unanswered question in the specification is converted into padding somewhere in the quote. A vendor that does not know what happens on the unhappy path will assume the more expensive option. Spending a week on a proper discovery can cut the total far more than…“</title>
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		<updated>2026-08-07T11:06:14Z</updated>

		<summary type="html">&lt;p&gt;Die Seite wurde neu angelegt: „&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The single largest cost driver is not the choice of framework — it is almost always [https://webparadox.com/technologies/livewire/ how does livewire work] much is still undecided. Each unanswered question in the specification is converted into padding somewhere in the quote. A vendor that does not know what happens on the unhappy path will assume the more expensive option. Spending a week on a proper discovery can cut the total far more than…“&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Neue Seite&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The single largest cost driver is not the choice of framework — it is almost always [https://webparadox.com/technologies/livewire/ how does livewire work] much is still undecided. Each unanswered question in the specification is converted into padding somewhere in the quote. A vendor that does not know what happens on the unhappy path will assume the more expensive option. Spending a week on a proper discovery can cut the total far more than haggling over hourly rates.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Integrations are another reliable source of cost. A screen that writes to your own database is low risk; the same feature connected to a legacy ERP is not. The effort lives in the third party:  [https://webparadox.com/blog/mvp-mistakes/ mvp development company] undocumented APIs, long certification processes, data that does not match your model. Ask each bidder to list every external system, as this is where estimates break.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Quality attributes can easily double the number. An application used by a small internal team has almost nothing in common with the same feature set serving a hundred thousand users. Security reviews, uptime targets, load handling, data retention rules and multi-language support each add real engineering time. Put them in the brief or expect them priced as extras.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The mix of people behind the number changes the arithmetic. A rate card says very little on its own: a senior engineer at twice the price is often cheaper per delivered feature than two inexperienced developers who need supervision and rework. Check too which roles are billed: project management, quality assurance, infrastructure work and design are real work, but they should be named rather than hidden inside a blended rate.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The number in the proposal is rarely the total cost. Expect hosting, subscriptions and licences, observability and a maintenance allowance each year. A reasonable rule of thumb holds that [https://webparadox.com/industries/government/ government software development] in active use needs a recurring percentage of the initial investment every year for updates,  [https://webparadox.com/compare/livewire-vs-react/ react vs livewire] security patches and small improvements. Ignoring this remains the classic mistake.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&lt;/div&gt;</summary>
		<author><name>FrankKeefe975</name></author>
	</entry>
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