Herika Sethi - Android Developer

Overview

Android mobile engineer (Junior) focused on small Kotlin apps with simple Firebase integrations and media playback functionality. The strongest proven skill is building basic Android UI and features, demonstrated by MainActivity.kt and MusicListAdapter.kt for list UI and MusicDetailActivity.kt which integrates MediaPlayer and Firebase Remote Config. There is no evidence of robust lifecycle handling, background sync, offline-first data stores, performance profiling, or release/CI processes in public code.

Phone

Timeline

Software Developer — Frontend Lead · Lead

AFI Digital Services Pvt. Ltd. · Full-Time

Oct 2023 to Present 3 Years 1 Month Noida In office

Led a ground-up React Native rebuild of Safe Delivery, modernizing a legacy maternal health e-learning app while supporting offline-first behavior. Owned the frontend architecture including Redux Toolkit and Redux Saga for async flows plus RealmDB for offline storage, and collaborated on overall system design. Evaluated GraphQL (Apollo Client) during API planning, optimized a major download bottleneck by parallelizing a stalled serial pipeline, and implemented ETag-based versioning to prevent stale offline content. Set up GitHub Actions CI/CD for automated release APK generation and led a team of six engineers through migration and delivery.

React Native

TypeScript

Redux Toolkit

GraphQL

Apollo Client

Rest API

GitHub Actions

npm

GitHub

Git

CI/CD

Associate Software Engineer · Middle

Big Oh Tech Pvt. Ltd. · Full-Time

Feb 2022 to Jul 2023 1 Year 5 Months Noida In office

Built and released NeXT Rewards from scratch, a real-time mobile rewards platform with live multi-game state handling and session recovery after notification-driven app restarts. Took over MyGerry mid-sprint using an unfamiliar Flutter stack and delivered vitals charting, reflections, and deep-link integration for daily and scheduled releases. Published a reusable Kotlin social authentication library and delivered features and bug fixes across Flutter products including a ratings module and sprint-complete work. Maintained a live food-ordering app, reducing user-reported issues through ongoing fixes and enhancements.

Flutter

Dart

Kotlin

Firebase

GetX

Rest API

Guru Gobind Singh Indraprastha University (GGSIP University)

Master's Degree

2019–2022 Delhi, India

Maharshi Dayanand University (MDU)

Bachelor's Degree

2016–2019 Rohtak, Haryana

Projects

Housr

Flutter property rental app where the candidate implemented sprint features and bug fixes. Built stateful flows using GetX and connected screens with REST APIs. Focused on delivering planned functionality within agile sprint timelines. Improved overall product stability while extending user-facing behavior.

MyGerry

Flutter-based care-home vitals monitoring application with interactive charting and user reflections. Delivered vitals chart views using a charting library and added features to capture and review reflections. Integrated deep linking to support navigation from external sources. Focused on shipping features on an existing codebase during a mid-sprint takeover.

NeXT Rewards

Real-time mobile rewards platform for live sports events with concurrent game state updates. Implemented session recovery after app-kill/restored states to keep rewards redemption consistent. Integrated Firebase for backend support and delivered multiple production releases. Emphasis was on maintaining correct state under real-time conditions and concurrent updates.

Safe Delivery

React Native maternal health e-learning app focused on reliable offline-first delivery across multiple regions. Developed the frontend architecture around offline storage, Redux-based async state management, and offline-safe content loading. Built mechanisms to prevent stale offline data and improved performance of large offline downloads. Also automated release builds via CI/CD for faster QA iterations.

Technical skills

Languages

8

TypeScript

Kotlin

Dart

JavaScript

Java

Python

SQL

Node JS

Mobile

6

React Native

Firebase

Flutter

JUnit

Android SDK

ConstraintLayout

Frontend

7

Redux Toolkit

Apollo Client

npm

React.js

Bootstrap

JQuery

Redux

DevOps

4

GitHub

GitHub Actions

Git

CI/CD

Other

14

GetX

Express

SQLite

Postman

Branch

Android

MVVM

Clean Architecture

State Management

Material Design

Deep Linking

MVC

MVI

Offline-First

Junior Backend Developer Confidence: Medium Generalist

A junior Java developer focused on small command-line utilities and low-level file inspection tools. The strongest proven skill is binary file parsing with defensive IO handling as shown by ArchitectureDetector.java's detectArchitecture() method and main input validation. There is no evidence of backend services, databases, REST APIs, testing, CI/CD, or production-grade system design in the public code.

API Design

How well APIs are designed

Not evidenced in public code

Data Layer & Database

Working with databases

Not evidenced in public code

Scalability & Performance

Handling load and speed

Not evidenced in public code

System Architecture

Overall system structure

Not evidenced in public code

Security & Auth

Protecting data and access

Not evidenced in public code

Reliability & Observability

2/10

Stability and monitoring

Basic input validation and defensive IO are present including folder existence checks, null checks on listFiles, try/catch for IOExceptions and try-with-resources for stream handling.

Evidence

HerikaSethi/Architecture_Detector/ArchitectureDetector.java: main() - folder.exists/isDirectory check and files null check HerikaSethi/Architecture_Detector/ArchitectureDetector.java: main() - catches IOException when reading files HerikaSethi/Architecture_Detector/ArchitectureDetector.java: detectArchitecture() - try-with-resources on DataInputStream and ELF header validation

Recommendations

Develop small command-line utilities and file-analysis tools where low-level byte parsing and defensive IO are required.
Practice building simple REST endpoints and basic database-backed services to expand from utilities toward backend development.
Add unit tests and a small CI configuration to demonstrate testing, regressions and build automation skills.

Repositories

The developer's experience in this domain has been verified based on AI analysis of the following repositories:

Architecture_Detector NavigationDrawerTest Splash-Screen

Junior Mobile Developer Confidence: Low Android Engineer

Android mobile engineer (Junior) focused on small Kotlin apps with simple Firebase integrations and media playback functionality. The strongest proven skill is building basic Android UI and features, demonstrated by MainActivity.kt and MusicListAdapter.kt for list UI and MusicDetailActivity.kt which integrates MediaPlayer and Firebase Remote Config. There is no evidence of robust lifecycle handling, background sync, offline-first data stores, performance profiling, or release/CI processes in public code.

Platform Native Mastery

1/10

Knowing the mobile platform

Minimal platform-native lifecycle and concurrency work; Activity-based code exists but no evidence of process-death handling, structured concurrency, or cancellation tied to lifecycle.

Evidence

HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MusicDetailActivity.kt: uses MediaPlayer in an Activity without onPause/onDestroy cleanup HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MainActivity.kt: simple Activity + RecyclerView lifecycle usage

Mobile UI/UX & Responsiveness

2/10

Smooth mobile experience

Basic UI implemented correctly for a small app (RecyclerView + adapter). No evidence of adaptive layouts, accessibility work, RTL or dark-mode considerations.

Evidence

HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/adapter/MusicListAdapter.kt: RecyclerView adapter and view holder HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MainActivity.kt: RecyclerView setup and item list population

Performance & Battery

1/10

Speed and battery use

No measured performance work or battery-aware background handling; media playback is naive and lacks resource release patterns.

Evidence

HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MusicDetailActivity.kt: MediaPlayer.prepare/start used without clear resource release or background handling

Offline & Data Sync

1/10

Working offline and syncing

Very light network/config usage (Remote Config) but no offline-first data store, migrations, sync queue or conflict resolution.

Evidence

HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MusicDetailActivity.kt: fetchRemoteConfigSongListItem uses Firebase Remote Config to fetch music_list

Device Integration

2/10

Using device features

Some device integration (audio playback and Firebase) is present but permission flows and denial/edge-case handling are not implemented.

Evidence

HerikaSethi/MusicPlayer/app/src/main/java/com/herika/musicplayer/MusicDetailActivity.kt: uses MediaPlayer and AudioManager HerikaSethi/MusicPlayer/app/build.gradle: includes Firebase dependencies (firebase-database-ktx, firebase-config-ktx)

Release & App Lifecycle

1/10

Building and publishing apps

Basic build configuration present; no CI, fastlane, crash reporting integration or release automation evidenced.

Evidence

HerikaSethi/MusicPlayer/app/build.gradle: standard release block and proguard configuration HerikaSethi/MusicPlayer/build.gradle: top-level gradle config with google-services classpath

Expertise

Android· Junior

Technologies

Android

JavaScript

Java

Kotlin· since 2022 · Middle

TypeScript· since 2023 · Senior

Dart· since 2022 · Middle

JUnit

MVI

Android SDK

MVVM

Flutter· since 2022

React Native· since 2023

Firebase· since 2022

Clean Architecture

GetX· since 2022

MVC

State Management

Offline-First

Deep Linking

Material Design

Branch

ConstraintLayout

React Native· mentioned only

Recommendations

Implement proper MediaPlayer lifecycle handling (onPause/onStop/onDestroy) and release resources to avoid leaks and audio conflicts.
Add permission and denial handling flows and edge-case UX for media playback and any device features.
Improve testing and CI by adding meaningful instrumentation/unit tests for playback and RecyclerView interactions and wiring a simple CI pipeline.
If keeping templates, remove or clearly mark third-party copy-paste code and replace with trimmed, original implementations to make ownership and intent clear.

Repositories

The developer's experience in this domain has been verified based on AI analysis of the following repositories:

HandGestureDetection MusicPlayer Flutter_base

Intern Frontend Developer Confidence: Low UI Engineer

Frontend UI engineer (Junior) focused on building and theming multipage websites using classic Bootstrap-based templates. The strongest proven skill is adapting and styling Bootstrap/theme assets as evidenced by public/css/style.css and the included Bootstrap JS/CSS files. There is no evidence of SPA frameworks, component design, tested async state handling, CI or automated accessibility tooling in the public code.

UI Component Architecture

1/10

How interface parts are built

Minimal component architecture evidence; mostly template and library files (Bootstrap, jQuery, theme CSS) with no custom component boundaries or custom hook logic visible.

Evidence

HerikaSethi/multipage/delhi1/public/css/style.css HerikaSethi/multipage/delhi1/public/js/bootstrap.js

Responsive & Cross-browser

1/10

Works on all screens and browsers

Basic responsive layout via classic Bootstrap grid and stylesheet imports; no advanced responsive strategies (container queries, fluid type, RTL) or feature-detection code found.

Evidence

HerikaSethi/multipage/delhi1/public/css/bootstrap.css HerikaSethi/multipage/delhi1/public/css/style.css

Performance Optimization

1/10

Speed of the interface

No measured or bespoke performance work is present; the codebase contains standard third-party libraries (jQuery, Bootstrap) without evidence of bundle analysis, code-splitting, virtualization, or bespoke memoization.

Evidence

HerikaSethi/multipage/delhi1/public/js/jquery.js HerikaSethi/multipage/delhi1/public/js/bootstrap.js

Accessibility & Semantics

1/10

Usable for everyone

Accessibility is inherited from UI libraries; there is no evidence of deliberate a11y work (focus management on custom widgets, ARIA for custom controls, axe/eslint-a11y in CI) beyond library defaults.

Evidence

HerikaSethi/multipage/delhi1/public/js/bootstrap.js HerikaSethi/multipage/delhi1/public/js/jquery.js

State Management & Data Flow

1/10

Managing data in the app

No advanced state-management or server-state discipline is visible; the project appears to be a multipage site/template with no async state handling, request cancellation, optimistic updates, or state machines.

Evidence

HerikaSethi/multipage/delhi1/package.json HerikaSethi/multipage/delhi1/public/js/jquery.js

UX & Visual Polish

1/10

Look and feel quality

Visual polish stems from template/theme CSS and Bootstrap; there are no bespoke UX patterns like custom loading/empty states, undo flows, or measured perceived-performance improvements.

Evidence

HerikaSethi/multipage/delhi1/public/css/style.css HerikaSethi/multipage/delhi1/public/css/bootstrap.css

Expertise

HTML & CSS· Intern

Technologies

Node JS

Redux· since 2026

Express

GitHub Actions· since 2023

CI/CD· since 2023

Bootstrap

Git· since 2023

React.js

JQuery

Apollo Client· since 2023

npm· since 2023

Redux Toolkit· since 2023

GitHub· since 2023

Recommendations

Use this developer for small to medium marketing or brochure multipage websites where adapting a Bootstrap theme and custom CSS is the main task.
Assign them to implement and polish template-based site content, static pages and server-rendered routes on an Express backend.
Pair them with a stronger frontend engineer when building SPAs, designing component systems, or implementing advanced async state management and automated testing.

Repositories

The developer's experience in this domain has been verified based on AI analysis of the following repositories:

multipage

Job preferences

Work permits: India