Designing a distraction-free turn-by-turn navigation system for modern drivers — reducing glance latency, eliminating night-glare, and maintaining smooth guidance even in zero-connectivity tunnels.
Traditional navigation apps overwhelm drivers with excessive UI clutter, intrusive promotional pins, and micro-text that cannot be safely read at glance distances. At 65 mph, taking your eyes off the road for even 2 seconds equals traveling the length of two basketball courts blindfolded. The goal was to engineer a radical one-thumb, glanceable navigation interface that presents critical maneuvering information in under 0.8 seconds while offering complete offline resilience.
🔍 Research & User Pain Points
Driver field interviews (10 daily commuters) and in-vehicle usability testing sessions revealed:
→Drivers struggled with small buttons placed out of natural thumb-reach on dashboard mounts
→Standard bright night modes caused harsh windshield reflections and pupil fatigue
→Navigation froze or spun erratically when driving into subterranean parking lots and tunnels
Designing a delightful habit-forming hydration app that transforms daily water intake from a tedious chore into an intuitive, rewarding ritual through fluid physics and intelligent nudges.
Over 70% of hydration tracking applications are abandoned within the first 7 days. Users describe the process as repetitive manual data logging, plagued by robotic alarms ringing at inconvenient moments during meetings or commutes. The challenge was to build a friction-free experience where logging takes less than one second, paired with tactile fluid animations that release dopamine and reinforce positive hydration streaks.
🔍 Research & User Pain Points
User diary studies (12 participants over 2 weeks) and competitive audit of top health trackers revealed:
→Logging felt tedious when users had to enter custom milliliter numbers through keypads
→Static 2D progress bars failed to evoke a feeling of physical hydration satisfaction
→Rigid 1-hour recurring alarm intervals felt naggy, leading 65% of participants to mute notifications
→Apps failed to account for environmental factors like hot summer temperatures or workouts
Designing an all-in-one document scanner, signature engine, and annotation workspace for mobile professionals — turning multi-minute desktop contract signing into a 45-second on-the-go flow.
Mobile workers, real estate agents, and students frequently receive urgent agreements, legal releases, or receipts requiring immediate signature and return while on the move. Current mobile PDF solutions suffer from cluttered desktop toolbars, clumsy manual cropping, and severe privacy issues where private files are uploaded to third-party clouds. The objective was to design a clean, local-first scanner and signing engine that handles end-to-end document turnaround in seconds.
🔍 Research & User Pain Points
Interviews with 12 enterprise freelancers, attorneys, and field agents revealed:
→Users wasted time manually dragging corner handles because auto-crop boundaries failed
→Inserting a digital signature took up to 6 steps across confusing nested menus
→Privacy-conscious clients refused to use apps that required cloud account signups
→Combining multi-page scans resulted in bloated, non-email-friendly PDF file sizes
🗺️ User Flow
Auto-Detect Camera Scan→Perspective Correction→1-Tap Signature Tray→Smart Contrast Filter→Compressed PDF Export
✏️ Design Decisions
Zero-tap neural edge detection
Intelligent camera HUD detects page boundaries in real time and auto-captures when stable, removing manual cropping.
Floating quick-signature drawer
Persistent bottom sheet holding verified user signatures that can be dropped directly onto documents and scaled easily.
100% on-device sandboxed privacy
Guaranteed zero cloud leakage with clear UI security badges reassuring users that OCR executes strictly on their device.
Visual page sorter & smart compression
Drag-and-drop thumbnail grid for instant page reorganization, paired with a smart compression engine keeping files under 2MB.
☑️ Outcome
-50%
Document turnaround time reduced from 3.2 minutes to under 45 seconds
100%
On-device local processing, eliminating privacy risks and cloud subscriptions
99.2%
Boundary detection accuracy verified across varied paper angles and surfaces
🚀 Interactive Figma Prototype
PDF Master Figma Prototype
Deepak's interactive Figma prototype will be embedded here. Ready to paste your live Figma prototype embed link anytime!
Designing an immersive, gesture-driven media playback engine where the interface disappears to let video content shine — pairing edge gestures with micro-haptic scrub precision.
Default mobile video players are cluttered with permanent onscreen buttons that obscure video subtitles and cinematographic framing. When users attempt to fast-forward, tiny progress timelines result in accidental skips, overshooting scenes by minutes. The challenge was to invent an invisible, gesture-first player architecture where interactions feel completely natural.
🔍 Research & User Pain Points
Observational streaming studies with 14 binge-watchers and video editors revealed:
→Reaching across screens to drag volume or brightness menus broke viewing immersion
Designing a modular calculation ecosystem that merges arithmetic, currency conversion, unit formulas, and financial planning into an elegant, tactile interface with live history tape.
Smartphone users frequently switch between 3 to 5 fragmented apps: basic calculator, currency exchanger, unit converter, tip splitter, and loan EMI estimator. Multi-calculator tools on app stores are notorious for outdated skeumorphic interfaces, intrusive full-screen popups, and tiny 40-key keypad layouts that cause frequent input mistakes. The challenge was to consolidate 12 distinct calculation engines into one fluid, modular system that feels lightweight and ultra-responsive.
🔍 Research & User Pain Points
Usability research with 15 active users (engineers, accountants, students, international travelers) revealed:
→Users lost complex calculation steps when switching apps to convert currency or measure units
→Existing calculators lacked an editable history tape, forcing manual re-entry of multi-line equations
→Dense scientific keypads caused accidental button touches due to cramped button spacing
→Currency converters failed silently offline, showing outdated numbers without timestamps
🗺️ User Flow
1-Swipe Module Bar→Tactile Keypad Entry→Real-time Result Stream→Pull-down History Tape→1-Tap Result Copy & Share
✏️ Design Decisions
Modular 12-in-1 tool carousel
Frictionless horizontal category pill bar switching between Standard, Scientific, Currency, Unit, and Loan modes.
Pull-down editable history tape
Accessible pull-down ledger preserving past equations; users can tap any previous total to reuse immediately.
Calibrated acoustic haptic feedback
Distinct micro-vibrations for operators, clear buttons, and numeric keys, giving mechanical certainty.
Smart offline currency cache
Automatic daily exchange rate caching across 160+ world currencies, displaying visible timestamp indicators offline.
☑️ Outcome
12-in-1
Consolidated multi-tool ecosystem replacing multiple standalone utility apps for 92% of users
+60%
Calculation workflow speed increase through pull-down history tape and reusable past totals