Avinash Kumar

Data Scientist & iOS Developer

Maker of Digital Solutions | Technology Professional | MBA

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About Me

I build data-driven iOS apps and deploy analytics systems that grow customer engagement.

MBA graduate from Hitotsubashi University (MEXT YLP Scholar). Based in Tokyo, working across data science and mobile development.

iOS Apps

7 apps published on the App Store

Skymap App Icon

Skymap: Constellation Finder

AR astronomy app for tracking planets and constellations
Voice Clock App Icon

Voice Clock: Time Speaker

Talking clock with 15+ languages for hands-free time management
Voice Calculator App Icon

Voice Calculator: Speak & Add

Hands-free math with voice input and visual verification
BatchlyBee App Icon

BatchlyBee: Bulk Image Editor

Batch photo editor for resizing, watermarking, and format conversion
Flight Mode Chat App Icon

Flight Mode Chat

Offline messenger using Bluetooth mesh for private communication
Cowboy Quick Shot App Icon

Cowboy Quick Shot

Wild West reflex game with multiplayer duels
Hikers' View App Icon

Hikers' View

AR landmark identification for hikers and travelers

Professional Experience

10+ years driving innovation across pharmaceuticals, tech, and energy sectors

Jan 2023 - Present

Data Scientist

Rakuten Group, Tokyo

1.5% Conversion Increase
95% AI Insights Accuracy
8 Hours Daily Report Time Saved
  • Revenue Growth: ML-driven customer analytics achieving 1.5% conversion increase across insurance products
  • Operational Efficiency: AI-powered automation and insights generation with 95% accuracy, reducing report generation time by 8 hours daily
  • Strategic Impact: Real-time pipeline orchestration enabling automated customer scoring for 500K+ users monthly
Python Machine Learning Hive NLP
Oct 2019 - Sep 2021

Data Scientist, Commercial Analytics

AstraZeneca, Chennai

$330K Strategic Decisions
16 Daily Compliance Hours
7 min Process Time (from 1hr)
  • Strategic ROI: Commercial analytics framework supporting $330K in critical business decisions
  • Compliance Efficiency: AI-driven compliance monitoring system saving 16 man-hours in daily operations
  • Process Innovation: Digital Line Clearance optimization reducing process time from 1 hour to 7 minutes
  • Environmental Impact: Carbon footprint prediction system with IoT integration for sustainable operations
AWS SageMaker CNN Deep Learning IoT Tableau
Dec 2014 - Oct 2018

Data Scientist, IoT

Tata Consultancy Services, Chennai/Tokyo

$10M Cost Savings
10% Pollution Reduction
7 Team Members Led
  • Team Leadership: Led 7-member team in Industrial IoT optimization for power plants
  • Major Impact: $10M cost savings at TEPCO coal-fired power plants (TEPCO Press Release, featured in Nikkei Asia)
  • Environmental Achievement: 10% reduction in pollution discharge through strategic furnace optimization
  • Industry Innovation: Digital Twin modeling deployed across multiple major utility companies
Industrial IoT Digital Twin Particle Swarm Optimization PLS Regression

Technical Skills

Balanced expertise across multiple domains

iOS Development & Design

SwiftUI iOS Native Development App Store Optimization Accessibility Design Mobile UX/UI Design ARKit Core Location WidgetKit

Data Science & Analytics

Python Machine Learning Deep Learning NLP SQL & Statistics AWS SageMaker Azure ML GCP Hive Tableau

General Technology

Git & Version Control Linux & Bash Docker Kubernetes Project Management Cross-functional Leadership Industrial IoT Digital Twin

Get In Touch

Let's connect and explore opportunities

Email

harmonyastroapp@gmail.com

Location

Tokyo, Japan

Languages

English, Japanese, Hindi, Tamil