Available for opportunities

Nigam Prasad Sahoo

Android & Full-Stack Systems Engineer

Android Developer (Kotlin, Jetpack Compose, Clean Architecture) with shipped production-grade apps featuring post-quantum cryptography, real-time microservices, and offline-first design architectures.

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Technical Arsenal

Android Engine

KotlinJetpack ComposeXMLMVVMClean ArchitectureHilt DICoroutinesWorkManagerRoom

Backend / Distributed Systems

Node.jsExpress.jsNest.JSTypeScriptMicroservicesRabbitMQBullMQWebSocketsPHP

Cryptographic Security

AES-256-GCMSQLCipherAndroid Keystore TEEPost-Quantum Key Exchange (ML-KEM-768 via C++ JNI)ML-DSA

Databases & Cloud Infra

PostgreSQLMySQLPrisma ORMRedis (Upstash)Docker ComposeFirebase Realtime DBSupabase
Projects · Horizontal Track
mobile

Quantum Safe Messenger

Post-Quantum Encrypted Android Messenger

KotlinJetpack ComposeC++ JNINode.jsUpstash RedisWebSocketsSQLCipher
~10x
Key Exchange
C++ JNI (ML-KEM-768) speed over JVM equivalent
35%
Latency Cut
Runtime-adaptive encryption profiles on ARM hardware
Zero
Server Knowledge
Stateless socket relay completely skips plaintext exposure
TEE
Biometric Vault
SQLCipher Room DB tied to secure hardware keystore
↗ Source Code▶ Watch Demo
9:41
QuantumActive
Is this channel quantum-safe?
ML-KEM-768 + X25519 negotiated. All frames encrypted.
Perfect. Outperforming classical vectors.
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backend

Flight Booking Management System

High-Concurrency Microservices Backend

Node.jsTypeScriptRabbitMQRedisPostgreSQLPrismaDocker Compose
4
Core Microservices
Decoupled Gateway, Flights, Booking, & Notifications
25%
Latency Drop
RabbitMQ async pub/sub over synchronous monolith bounds
1,000+
Peak RPS
Sustained performance metrics through custom rate-limit filters
99.9%
Job Assurance
Redis-backed BullMQ engine handles safe background processing
↗ Source Code
architecture · live
API Gateway
Rate Limited · 1000+ RPS
Flights Service
Relational Data Lookups
Booking Service
Distributed Transactions
Notification Engine
BullMQ Worker Queues
🐇 RabbitMQ AMQP
mobile

Nexus AI Productivity Suite

AI-Powered Notes, Tasks & Journaling System

KotlinJetpack ComposeGemini 2.0 FlashFirebaseRoom DBWorkManager
40+
XML Layouts Migrated
Refactored cleanly to Jetpack Compose declarative styling
~40%
Faster Parsing
Contextual summarization loops via Gemini 2.0 Flash models
Offline
First State Management
Room DB local cache backed by WorkManager data sync tracks
Sub-200ms
Cloud Latency
Highly efficient indexing inside remote Firestore structures
↗ Source Code▶ Watch Demo
9:41
NexusAI Powered
System Design PatternsCore

Microservices event-driven designs...

Gemini Context NoteAI

AI generated concise architectural summaries...

✨ AI Summary
Processing contextual data from recent entries...
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mobile

FocusFlow (HackNITR 7.0 Showcase)

Biometric Fatigue Analysis & Smart Study Predictor

KotlinJetpack ComposeAndroid SDKCoroutinesRoom DBArchitecture ViewModels
24hr
Hackathon Build
Independently built and deployed functional MVP architecture
Burnout
Early Detection
Tracks and analyzes study velocity over screen tracking patterns
Smart
Energy Schedules
Generates predictive rest reminders based on focus fatigue
Metrics
Categorization
Sorts complex application usage profiles cleanly via background threads
↗ Source Code▶ Watch Demo
9:41
FocusFlowTracking
Current Focus LevelInsights

Fatigue index normal. Next break recommended in 45 mins.

Burnout PreventedAnalytics

System predicted critical fatigue spikes at 11:00 PM.

📊 Focus Analytics
Monitoring cognitive load patterns across active sessions...
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fullstack

Student Management Ecosystem (LMS)

Full-Stack Native Educational Infrastructure

PHPKotlinMySQLREST APIRetrofitJetpack ComposeMVVM Architecture
Secure
Auth Pipelines
Custom engineered token-based authentication access controllers
Optimized
MySQL Schemas
Configured scalable relations to streamline bulk grade enrollment loads
Decoupled
PHP Engine APIs
Exposes responsive REST API hooks consuming client requests safely
Sync
Real-time State
Maintains local MVVM synchronization bindings via data endpoints
↗ Source Code▶ Watch Demo
architecture · live
Native Android app
Jetpack Compose · MVVM
PHP REST API Core
Secure Routing Engine
MySQL Database
Optimized Academic Schemas
mobile

Coffee Shop Application E-Commerce v2.0

Declarative Async Commercial Ordering Client

KotlinJetpack ComposeFirebase Realtime DBRetrofitGlideCoroutines Threading
Reactive
State Layouts
Built completely with modern declarative layout composables
Live
Database Synced
Synchronizes interactive active cart mutations and orders to Firebase instances
Async
Image Caching
Utilizes Glide image processing pipelines driven by async scope routines
Fluid
Navigation Flow
Features seamless transition logic passing cross-screen layout bounds
↗ Source Code▶ Watch Demo
9:41
CoffeeShopActive
Added: Hazelnut Cold Brew to Cart.
Syncing transaction pipelines to Realtime Database storage.
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Background

Education

B.Tech CSE

Indira Gandhi Institute Of Technology, Sarang

GPA: 9.87/102024-2028

Core Android Developer, GDG IGIT Sarang

Organized multiple campus-wide presentation tracks, bootcamps, and technical session meetups targeting Modern Android Development (MAD), Dependency Injection structures via Hilt, and declarative UI tools.

Core Member & Mentor, Codex Crew Tech Group

Guided and taught over 50+ active student engineers across semesters. Conducted specialized system design workshops, high-level pattern walkthroughs, and core Data Structures & Algorithms sessions.

National Finalist, HackNITR 7.0 at NIT Rourkela

Competed in a rigorous 24-hour national hackathon sprint. Solo engineered, compiled, and successfully delivered FocusFlow—a functional mobile productivity predictive diagnostic platform.

Contributions

github.com/AsyncNigam

contributions
180+
LeetCode
50+
Mentored
9.87
GPA