Rescue work
Machen Sie eine langsame App ohne Neuentwicklung wieder schnell
Zuerst Profiling, dann gezielte Korrekturen an den wenigen Dingen, die tatsächlich die Wartezeit verursachen, über die sich Ihre Benutzer beschweren.
What you get
- Profiling-Bericht, der die fünf größten Engpässe mit Messungen identifiziert
- Korrekturen angewendet mit Vorher-Nachher-Zeiten für jede
- Caching-Strategie mit Invalidierungsregeln dokumentiert
- Performance-Budget mit Überwachung, die bei Regressionen alarmiert
Usually built with
React
PostgreSQL
Sentry
Lighthouse
A guide, not a requirement — sellers propose what suits your situation.
Who offers this
Cheapest first. Ratings are shown where there are enough reviews to mean something.
Close to this
Make a fast-built product GDPR-defensibleConsent, data export, deletion and processor records put in place before a customer's legal team asks for them.from €1,600Kill the queries melting your database billThe ORM calls your agent generated are hitting the database in loops. Found, fixed and indexed properly.from €1,400Fix a checkout that silently loses ordersPayments succeed at the provider but your database never hears about it. Webhooks, idempotency and reconciliation fixed.from €1,400First real test suite for a codebase with noneYour agent wrote thousands of lines and zero tests. I cover the paths that lose you money if they break.from €2,000Replace hand-rolled auth before it costs you usersSessions in local storage and passwords compared with equals signs, replaced by an auth setup that stands up to scrutiny.from €2,000Security audit of an app your agent wroteCoding agents leave predictable holes. I look for them specifically, then hand you findings ranked by real exploitability.from €1,200
What will it cost?
Four questions, an instant range. No account, no waiting.
Estimated range
€1,700 – €3,600
5-10
Based on the catalogue guide — nobody has published this service yet, so there is no market price to work from. An estimate, not a quote: a seller prices the real job once they have read it.
Request a quote
No account needed. You get a price and a timeline before committing to anything.