Development
TypeScript migration of a JavaScript codebase
A gradual move from JavaScript to strict TypeScript, file by file, without freezing feature work.
- Starting at
- €42 / hour
- Delivery
- typically 2–6 weeks
We enable TypeScript alongside your JavaScript, convert modules in dependency order and raise strictness step by step. The product keeps shipping throughout; you see the share of typed code grow every week.
What is included
- Incremental conversion plan
- Strict mode reached step by step
- No feature freeze required
- Weekly typed-code report
Pricing
Hourly engagement
€42 / hour
- Minimum order €420 (10 hours)
- Time is logged in 15-minute increments; a started increment is billed in full.
- −5% from 40 hours
- −10% from 120 hours