Mobile application developer
Pradyumn Bhushan
Around four years in mobile development, working primarily with Kotlin, Java, and Flutter. Production Android work with MVVM, Retrofit, Room, and Firebase, plus AOSP custom ROM and kernel development for Xiaomi Snapdragon 660 devices.
- 4years in mobile development
- 3companies
- 13M+total app downloads
- 18portfolio projects
Experience
Mobile Application Developer — AppX (Creator Economy Tech)
October 2024 to January 2026
- Developed and maintained a large Android platform for white-label educational apps on a multi-flavor Gradle architecture.
- Built reusable BuildConfig feature flags and product flavors for client-specific configuration.
- Implemented a short-video module with Media3/ExoPlayer, HLS, autoplay, preloading, thumbnail caching, and RecyclerView player reuse.
- Improved networking with Retrofit/OkHttp caching, DNS over HTTPS, connection pooling, error handling, and offline-first strategies.
- Managed client branding, application IDs, endpoints, deep links, feature toggles, and release configuration.
- Integrated Crashlytics, Analytics, Cloud Messaging, Realtime Database, and the Meta SDK.
- Built learning features: test series, solutions, authentication, PDF viewing, bookmarks, notifications, and production fixes.
Android Application Developer — Sigma IT Softwares and Designers
July 2022 to September 2024
- Delivered Android apps from requirements through testing, Play Store publishing, and post-release maintenance.
- Integrated payment gateways, Google Maps, Firebase services, push notifications, and background services.
- Built with Kotlin, Java, MVVM, Retrofit, Android Jetpack, Coroutines, and REST APIs.
Android Application Developer — Techdock
February 2022 to July 2022
- Developed Android apps with MVVM, Kotlin, and Java.
- Integrated Shopify GraphQL APIs, Firebase Authentication, and Realtime Database.
Skills
Languages: Kotlin, Java, Dart.
Mobile: Flutter, Android SDK, Jetpack, MVVM, Coroutines, RoomDB, Media3 (ExoPlayer).
APIs and integrations: Retrofit, OkHttp, REST/SOAP APIs, Shopify GraphQL, Google Maps, payment gateways.
Cloud and services: Firebase, GCP, FCM, Crashlytics, Analytics, Authentication, Realtime Database, Meta Ads, AdMob.
AOSP and local AI: AOSP, custom ROMs, kernel development, device trees, Android platform internals, llama.cpp, GGUF models.
Tools and publishing: Git, Linux, Shell, Docker, YAML, CI/CD, Gradle, Play Store and App Store publishing.
Projects
Figures are download counts as displayed on the source portfolio; Pocket LLM and Flixify show no figure there.
| Project | Figure | Link |
|---|---|---|
| Xiaomi SDM660 | 10K+ | XDA thread |
| DerpFest K (unofficial fork of AOSiP) | — | XDA thread |
| POSP | — | Drive files |
| Unified Kernel SDM660 | — | GitHub |
| Hex Kernel Xiaomi Jasmine | — | GitHub |
| India's Got Latent | 500K+ | Google Play |
| UPSTDC | 50K+ | Google Play |
| Jal Jeevan Mission | 10K+ | Google Play |
| Pocket LLM | — | GitHub |
| Rojgar With Ankit (RWA) | 10M+ | Google Play |
| RBE Revolution By Education | 500K+ | Google Play |
| Kaxa: Learn Via Short Videos | 1K+ | Google Play |
| Test Pass | 1M+ | Google Play |
| Banking Mitra | 10K+ | Google Play |
| AppX Admin | 10K+ | Google Play |
| Chandan Logics | 500K+ | Google Play |
| Apni Padhai | 500K+ | Google Play |
| Flixify | — | GitHub |
Education
- MCA (Masters in Computer Application), SRMGPC, 2020–2022.
- B.VOC (Software Development and E-Governance), NPGC, 2017–2020.
Contact
Email: [email protected]
LinkedIn: pradyumn-bhushan-8b19a074