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Shikha yadavSY
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Shikha yadav

@shikhayadav3

Android & Flutter developer crafting real-time, secure mobile experiences with strong backend integration.

India
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What I'm looking for

I’m looking to build and scale real-time, secure mobile apps—owning both client and backend integration, improving reliability/performance, and working with modern Flutter/Android stacks and Spring Boot services.

I build real-time, secure mobile systems that connect cleanly to backend services—shaping both user-facing Flutter experiences and Android/Kotlin components with a focus on reliability. In my current role, I delivered an end-to-end real-time secure messaging system using Flutter + Java Spring Boot, WebSockets (STOMP/SockJS), PostgreSQL, FCM, and client-side E2EE, supporting 50+ concurrent users with sub-100ms message delivery.

I also design for resilience and performance: I implemented a StompManager with exponential backoff to reduce connection drop failures by ~90% across app lifecycle changes, and built cross-platform enterprise tooling with component-driven Flutter UI and optimized state/persistence to reduce app load time by ~35%. From Jetpack Compose MVVM (StateFlow, Hilt, Room, Retrofit/OkHttp) to UAV control using MAVLink and Google Maps SDK with <200ms telemetry latency, I bring a systems mindset to every feature.

Experience

Work history, roles, and key accomplishments

JL
Current

Android & Flutter Developer

Johnnette Technology Pvt Ltd

Oct 2023 - Present (2 years 9 months)

Developed Android and Flutter apps at Johnnette, including PrivyChat: a full-stack real-time secure messaging system with a Java Spring Boot + PostgreSQL backend and WebSocket endpoints supporting 50+ concurrent users. Designed FCM + WebSocket hybrid push delivery with deduplication and E2EE, built a reconnect manager (∼90% fewer drop failures), and delivered additional enterprise apps such as JIM

Education

Degrees, certifications, and relevant coursework

LT

Lucknow Institute of Technology

Bachelor of Technology, Computer Science and Engineering

2020 - 2023

Completed a Bachelor of Technology in Computer Science and Engineering from Lucknow Institute of Technology between 2020 and 2023.

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