How much does it cost to hire a Flutter developer?

“Our tiered rates: Junior $18/hr (~$2,800/mo), Mid $28/hr (~$4,400/mo), Senior $40/hr (recommended for most projects, ~$6,200/mo), Lead $60/hr (~$9,200/mo). All rates are full-time dedicated (160 hrs/month). Hourly engagements available at Senior tier and above with a 40-hour minimum. Monthly rolling contracts, 4-week minimum. Commit to 3 months for 10% off, 6 months for 15% off.”