Data Engineer (Data Migrations) Remote | Full-time | UK Timezones (UTC-4 to UTC+3 preferred) About Our Client They are a design-led, remote-first healthtech company helping hundreds of private doctors across the UK run their practices more efficiently—and delivering a better experience for their patients. They're profitable, bootstrapped, and committed to staying remote. They doubled revenue in 2024 and continue to grow at a rapid pace. With a growing queue of new practices ready to migrate, they're hiring a Data Engineer to own and deliver migrations from start to finish, and improve their robust Ruby data tooling. The role You'll guide new customers through migrating from their old practice management systems. This involves cleaning, validating, and converting data (patients, bookings, invoices, etc.)—usually from structured exports or spreadsheets. You'll communicate with customers throughout the process, helping them feel confident and supported. All key processes are well documented in their internal playbook. A typical migration includes: Booking a migration date and answering any customer queries Receiving data via FTP (typically ~5GB) Cleaning, validating, and converting data using Ruby scripts (CSV → JSON) Writing new Ruby scripts where needed (for less structured sources) Uploading converted data to AWS S3 and scheduling ...