P

Pooja Joshi

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Pune, Maharashtra, India

Contact Pooja regarding: 
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Full-time jobs
Starting at USD2k/month
Flexible work
Starting at USD30/hour

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Résumé


Jobs verified_user 0% verified
  • mPHATEK Systems
    Senior Android Engineer
    mPHATEK Systems
    Aug 2023 - Current (2 years 11 months)
    • Architected Dosto Messenger (10K+ downloads, 4.4★): zero-knowledge E2E encrypted chat using LibSignal; engineered <100ms real-time messaging, 99.9% delivery reliability, implemented offline-first queue with exponential backoff • Developed secure banking communication POC: encrypted peer-to-peer protocol with certificate pinning, OTP verification flows, secure credential storage; passed third-party security audit (zero vulnerabilities) • Built mesh networking & offline communication POC: peer-to-peer discovery via Bluetooth/WiFi Direct, message relay through network nodes, offline queue synchronization enabling communication without cellular • Optimized app cold start 45% (3.2s→1.8s) via Android Profiler analysis, implemented disappearing
  • W
    Senior Android Developer – Platform Lead
    Winds E Pvt Ltd
    Jan 2020 - Jul 2023 (3 years 7 months)
    • Engineered KAMAIE SuperApp (1M+ downloads, 4.2★, $5M+ GMV): migrated legacy Java→Kotlin+MVVM reducing code complexity 50%, accelerated feature delivery 60%; integrated CleverTap for behavioral analytics, segmented push campaigns (45% open rate, 35% CTR improvement) • Built payments infrastructure (1M+ monthly transactions): integrated 8 gateways (UPI, Credit, Wallet) with ML-based fraud detection, PCI DSS compliance, transaction reconciliation achieving 99.98% success rate processing $5M+ GMV • Architected 1M+ SKU catalog: implemented lazy-loading, Glide image caching, infinite pagination achieving 60FPS scrolling; optimized memory 70% reduction serving 250K+ concurrent users, reduced app 89MB→38MB (+18% install conversion 3G) • Drove gam
  • G
    Android Developer
    Global Garner, Agnide, Vital Solution
    Oct 2016 - Jan 2019 (2 years 4 months)
    • Developed e-commerce platform (250K+ MAU): MVVM architecture with LiveData reducing ANR 75%, Material Design UI boosting ratings 3.8→4.3★, REST integration via Retrofit with response caching (40% server load reduction) • Launched 4 production apps (Play Store): integrated Firebase Analytics, Crashlytics, third-party SDKs; resolved 50+ integration issues; implemented core features (auth, real-time sync, push notifications) • Designed custom Material UI with animations improving engagement 25%; created high-fidelity Figma wireframes ensuring pixel-perfect implementation
Education verified_user 0% verified
  • K
    Master of Computer Applications (MCA)
    Krantiguru Shyamji Krishna Verma Kutch University
    Jan 2011 - Apr 2014 (3 years 4 months)
    Expert in: E2E Encryption • Real-Time Systems (<100ms) • Multi-Gateway Payments • Mesh Networking • Analytics Integration (CleverTap) • Security Protocols • Offline First Architecture
Projects (professional or personal) verified_user 0% verified
  • mPHATEK Systems
    Mesh Networking & Offline Communication (POC)
    mPHATEK Systems
    May 2025 - Oct 2025 (6 months)
    Bluetooth/WiFi Direct peer discovery, message relay through network nodes, offline queue sync
  • mPHATEK Systems
    Priority Calling Protocol (POC)
    mPHATEK Systems
    Dec 2024 - Apr 2025 (5 months)
    Call prioritization queuing, emergency routing logic, interrupt-resistant connection management
  • mPHATEK Systems
    PTT Audio System (POC)
    mPHATEK Systems
    Nov 2024 - Apr 2025 (6 months)
    Real-time audio capture/compression, local/remote recording, push-to-talk protocol implementation
  • mPHATEK Systems
    Secure Banking Communication (POC)
    mPHATEK Systems
    Sep 2024 - Jan 2025 (5 months)
    Encrypted peer-to-peer protocol, OTP verification flows, certificate pinning, GDPR-compliant data handling
  • mPHATEK Systems
    Dosto Messenger (Prod)
    mPHATEK Systems
    Aug 2023 - Current (2 years 11 months)
    10K+ downloads, 4.4★ (850+ reviews) | LibSignal E2E encryption, <100ms latency, 99.9% reliability, offline-first
  • W
    KAMAIE SuperApp (Prod)
    Winds E Pvt Ltd
    Jan 2020 - Jul 2023 (3 years 7 months)
    1M+ downloads, 4.2★ (13.3K reviews) | 200+ brands, 1M+ SKUs, 8 payment gateways, CleverTap analytics, gamification
  • G
    Global Garner Vendor (Prod)
    Global garner
    Oct 2016 - Jan 2019 (2 years 4 months)
    Seller portal for merchant operations
  • G
    Global Garner B2C (Prod)
    Global garner
    Oct 2016 - Jan 2019 (2 years 4 months)
    250K+ MAU | E-commerce marketplace with MVVM architecture