Appoorva Faldu — Enterprise Architect
Sr. Enterprise Architect · Cigna

Enterprise Architect.

Designing Today, Architecting Tomorrow.

Mobile platform architecture at the intersection of engineering depth, security rigour, and healthcare-scale delivery.

1M+

Users on production healthcare platforms

13+

Enterprise clients from a single codebase

150K+

Downloads · 40K+ MAUs on EdTech platform

14+

Years in mobile product & architecture

— Architecture & Skills

Five domains. One integrated mindset.

From mobile platform architecture to cloud infrastructure, security by design to AI integration — every domain connects. This is the full picture of what I bring to complex engineering organisations.

Mobile & Platform

  1. 01

    Android (Kotlin + Compose)

    End-to-end platform ownership from architecture to release

  2. 02

    iOS (Swift)

    Secure mobile delivery across both major ecosystems

  3. 03

    MVVM / MVP / MVC

    Architecture patterns tuned for testability and scale

  4. 04

    Cross-platform strategy

    Single codebase ecosystems serving multiple enterprise clients

Solution Architecture

  1. 01

    Enterprise architecture

    Platform design across mobile, API, and data layers

  2. 02

    Microservices & APIs

    API gateway design, RESTful services, and service mesh

  3. 03

    Digital transformation

    Modernizing legacy stacks while maintaining delivery velocity

  4. 04

    Scalability & reliability

    Systems built for observability, compliance, and longevity

Cybersecurity by Design

  1. 01

    Threat modeling

    Attack path analysis grounded in real-world risk and data flows

  2. 02

    Mobile penetration testing

    MobSF, Frida, APKTool, Burp Suite across static/dynamic

  3. 03

    App hardening

    Runtime checks, secure storage, tamper resistance, obfuscation

  4. 04

    OWASP MASVS

    Compliance-grade delivery for HIPAA-context healthcare apps

AI & Emerging Tech

  1. 01

    AI/ML integration

    MLKit, on-device inference, and Firebase ML in production

  2. 02

    Prompt engineering

    LLM-driven product features and workflow automation

  3. 03

    Generative AI (LLMs)

    Intelligent apps with Gen-AI-powered personalization layers

  4. 04

    Data analytics

    Firebase + Adobe Analytics pipelines for product decision quality

Cloud & DevOps

  1. 01

    AWS (Cloud Practitioner)

    Cloud-native infrastructure and serverless architecture

  2. 02

    Firebase & RESTful APIs

    Backend integration, real-time sync, and push delivery

  3. 03

    CI/CD pipelines

    Automated build, test, and release pipelines for mobile

  4. 04

    Docker & monitoring

    Containerised services and observability tooling

Architect · Strategist · Builder · Leader

"Design decisions
drive impact."

Architecture is the cumulative result of every decision made under pressure, at scale, with real users depending on the outcome.

VisionStrategyDelivery

— Selected Work

Flagship projects across healthcare, security & edtech

01

Accredo · Express-Scripts · InsiderRx

Enterprise Pharmacy Platform

#kotlin#jetpack-compose#dagger#retrofit#firebase-analytics#adobe-analytics

End-to-end ownership of Android delivery for large-scale healthcare apps supporting millions of patients. Migrated a legacy codebase to Kotlin + Jetpack Compose, significantly improving feature velocity and testability.

Open live app
02

Secure Medical Device Ecosystem · Abbott

FreeStyle Libre 3

#threat-modeling#mobsf#frida#apktool#hipaa-context#runtime-defense

Validated and hardened critical app paths in a regulated medical-device ecosystem. Penetration testing, threat modeling, and runtime defense where data integrity directly affects patient outcomes.

Open live app
03

Multi-tenant EdTech Architecture · Manipal

UNext Learning Platform

#architecture#mlkit#firebase#multi-tenancy#team-leadership#b2b-saas

Architected a single-codebase mobile ecosystem serving 13+ enterprise institutions simultaneously. Led a cross-functional team of 7 to 150K+ downloads and 40K+ MAUs — while winning two national EdTech awards.

Open live app

— Experience

14 years. Five companies. Measurable outcomes.

June 2026 — Present

Senior Enterprise Architect

The Cigna Group · Evernorth Health Services

Current
  • Driving enterprise architecture and digital transformation across healthcare product lines.
  • Defining technology architecture strategy for mobile and platform initiatives at scale.

March 2021 — June 2026

Senior Staff Engineer

The Cigna Group · Evernorth Health Services

  • Owned end-to-end Android delivery for enterprise healthcare apps serving millions of patients.
  • Led migration from legacy Android stack to Kotlin + Jetpack Compose for maintainability and speed.
  • Instrumented Firebase Analytics + Adobe Analytics pipelines to sharpen product decision quality.
  • Raised engineering quality through Dagger, Retrofit, and PiTest-driven reliability practices.

April 2020 — March 2021

Senior Technical Lead, Mobile Cybersecurity

Abbott

  • Built and led the mobile cybersecurity program for Android and iOS product teams.
  • Executed penetration testing, threat modeling, and secure code reviews across release cycles.
  • Designed reusable security evaluation frameworks adopted by multiple engineering organizations.
  • Implemented controls against MITM attacks, insecure storage, API abuse, and reverse engineering.

June 2016 — October 2019

Senior Principal Engineer

Manipal Global Education Services

  • Directed a team of 7 engineers (Android, iOS, QA) to ship a category-leading EdTech app.
  • Grew product to 150K+ downloads, 40K+ MAUs, and 7.5K+ DAUs.
  • Architected a single-codebase ecosystem serving 13+ enterprise institutions simultaneously.
  • Integrated MLKit, payment systems, and Firebase to improve engagement and personalization.

February 2014 — May 2016

Software Developer · Mobile Platform

LiftOff LLC

  • Founded and built the mobile department, delivering B2B/B2C apps for startup clients.
  • Shipped across Android, iOS, Blackberry, Tizen, PhoneGap, and Unity.
  • Refactored two legacy production apps, cutting runtime overhead by ~50%.

— Approach

Vision → Architect → Deliver → Impact

Vision

Align on vision and risk

Map business goals, user-critical flows, and attack surfaces so every priority is grounded in real product reality — not assumptions.

Architect

Design for scale and longevity

Clean module boundaries, predictable data flow, testable seams. Systems that stay maintainable as the organisation and product grow.

Deliver

Build with security by default

Security controls embedded in the product lifecycle — not bolted on after launch. Static/dynamic analysis, runtime protection as standard.

Impact

Measure and optimise continuously

Instrument telemetry and quality signals from day one. Delivery confidence improves when you have observable systems and honest metrics.

— Contact

Open to the right conversations

Best-fit conversations: staff/principal mobile engineering roles, enterprise architecture advisory, mobile platform modernization, and healthcare product engineering leadership.

© 2026 Appoorva Faldu · Enterprise Architect · Mobile Platform · Security