Denis Khusnullin
iOS Developer & Lead · Remote · Limassol
Helping teams ship mobile apps quickly without trading away quality — from greenfield in weeks to scaling existing mobile orgs.
Open to discussing new mobile projects.
Track record
6+ years
iOS across EdTech, healthcare, logistics, consumer
4×
Feature cycle time after AI-native tooling rollout
99.8%
Crash-free sessions in production
1,500+
Five-star App Store reviews, single app
How I work with teams
Level up your mobile team
Architecture, hiring, code review, process. Past results: 3× user growth, releases delivered weeks ahead of schedule, ratings lifted from 3.0 to 4.8★.
AI-native development
Stood up agentic AI dev/test tooling and CI automation in the iOS org — Claude Code, Cursor, custom agents, CI integrations. Feature cycle time fell ~1 week → 1–2 days, release cadence biweekly → weekly, tech-debt tickets down ~80% in 2 months.
Performance & reliability
Cut app start time ~50% with targeted profiling work. Lifted crash-free sessions to 99.8%. Reduced hangs and hitches ~70% across critical flows.
Looking to ship or scale your iOS team?
Replies within 24 hours. Book a call or send a message — both live on the contact page.