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EXAM BOOSTER

EXAM BOOSTER

07Exam BoosterPlus MindsFeb 2024 - Apr 2025
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ExamBoosterisoneoftheproductsIbuiltinclosecollaborationwithPlusMindstosolveaverypracticalproblem:studentspreparingforIIT-JEEandNEETneedfrequent,realistictestingwithimmediatefeedback,whileacademicteamsneedfastcontroloverhigh-volumecontentoperations.Iledtheproductengineeringacrosssurfaces:Flutterforthestudentapp,Reactforadministration,Node.jsforservices,MongoDBfordatalayers,andAWSfordeploymentandoperationalstability.

The challenge

Brief · 01

From a founder mindset, the challenge was not just to build an app, but to make the entire learning-and-operations loop reliable. Students needed chapter-wise, topic-wise, exam-type-wise, and full consolidated tests with strict timing and mark logic that behaved like real exams. At the same time, the content team needed a strong admin pipeline for DTP-quality question formatting, structured Q&A editing, test-series control, and quick iteration without breaking production flows. Balancing student experience speed with back-office content velocity was the core challenge.

The solution

Brief · 02

I designed Exam Booster as a dual engine. The first engine is the student runtime in Flutter: onboarding, role routing, subject selection, chapter-level testing, live exam navigation, instructions, and instant analytics after submission. The second engine is the operations console in React, connected to Node.js APIs, where admins and academic operators manage test-series structures, question banks, exam segments, and edits through WYSIWYG-assisted workflows. MongoDB models store exam hierarchies, attempt states, scoring metadata, and analysis inputs; AWS infrastructure handles environment reliability and scalable delivery.

Milestones

From early concepts through validation and iteration.

  1. I planned the product architecture around two synchronized streams

    student test experience and content operations control.

  2. Built the Flutter student journey end

    to — end

    onboarding, login/signup, subject and chapter entry, and test execution pathways.

  3. Implemented core exam mechanics including timing, question flow, answer

    state tracking, and mark computation behavior.

  4. Shipped instant analysis outputs so students could immediately understand accuracy, attempts, and weak segments after each test.

  5. Developed the React admin environment with modular management for users, teachers, quizzes, test series, and history datasets.

  6. Integrated WYSIWYG

    backed question editing workflows to improve DTP consistency for academic Q&A operations.

  7. Connected all systems through Node.js + MongoDB services and deployed the stack on AWS for production usage.

03 / Outcomes

  • Built and launched a complete JEE/NEET-focused exam platform with aligned student and admin ecosystems.
  • Enabled multiple test pathways (topic, chapter, exam pattern, full-length) within one coherent student product experience.
  • Made performance feedback immediate through attempt-state and accuracy analytics, improving revision decisions after each test.
  • Created a faster and cleaner academic content pipeline through WYSIWYG-led DTP and Q&A editing operations.
  • Set up a long-term scalable foundation for Plus Minds to expand test inventory and operational control without re-architecting.

Client / Partner

P

Plus Minds

EdTech · Test Prep · Coaching

An IIT-JEE / NEET coaching and content company. Plus Minds partnered with me as the founder-led product engineer to digitise their entire test-prep and academic operations stack.

By the Numbers

Impact at a glance

01

2

Engines

Student runtime in Flutter and operations console in React, sharing one Node + MongoDB core.

02

4

Test Modes

Topic, chapter, exam-pattern and full-length tests in one consistent experience.

03

14m

Build Window

Feb 2024 – Apr 2025 from architecture to launch and iteration.

04

2

Roles Supported

Separate routing for student and teacher / admin journeys at the entry point.

Stakeholders

Everyone on one channel

01

Student

Takes chapter, topic and full-length tests with instant analytics after every attempt.

02

Teacher / Operator

Manages question banks, test series and PYQ datasets through the admin console.

03

Academic Lead

Configures exam patterns, marking schemes and DTP-aligned content workflows.

04

Plus Minds Founders

Run the business loop — pricing, payments, notifications and growth — from one operations surface.

Core Capabilities

What it does

01 / Feature

Chapter & Topic Tests

Granular practice modes that mirror how aspirants actually study — chapter by chapter.

02 / Feature

Full-Length Mock Exams

JEE / NEET-pattern simulations with strict timing, marking and navigation rules.

03 / Feature

Instant Analytics

Per-attempt accuracy, time-spent, attempt-state and section-level scores immediately after submit.

04 / Feature

WYSIWYG Question Editor

DTP-aligned authoring environment for fast, controlled Q&A maintenance.

05 / Feature

Test Series Control

One operations table to create, price, enable and manage multiple test series.

06 / Feature

Modular Admin Console

Users, teachers, quizzes, PYQ, attempts, payments and notifications — all in one navigation.

07 / Feature

AWS-Backed Reliability

Containerised services and managed deployment so exam-time traffic stays stable.

08 / Feature

Role-Based Entry

Student and teacher pathways diverge from the very first screen for a focused experience.

The Workflow

Step by step

  1. 01

    Onboard

    Student signs up, picks role and stream, and lands on a personalised dashboard.

  2. 02

    Pick a Test

    Choose subject, chapter or test series — practice or live exam mode.

  3. 03

    Read Instructions

    Pre-test screen with duration, marks, question count and marking scheme.

  4. 04

    Take the Test

    In-test runtime with timer, navigation, answer-state tracking and review.

  5. 05

    Get Instant Analysis

    Accuracy, time and section breakdown delivered the moment the test is submitted.

  6. 06

    Operators Iterate

    Plus Minds' team updates content, pricing and series from the React admin console.

See it in action

Work in detail

Brand Entry Experience
01 // Exhibit

Brand Entry Experience

Initial splash and brand-loaded app startup experience for Exam Booster.

02 // Exhibit

Role-Based Entry

Role selection route for student and teacher pathways before authentication and dashboard loading.

Role-Based Entry
03 // Exhibit

Student Signup Flow

Account creation screen with credential capture and optional Google signup support.

Student Signup Flow
04 // Exhibit

Student Login Flow

Secure signin screen for returning students with recovery and social-login options.

Student Login Flow
05 // Exhibit

Onboarding Introduction

Guided first-run onboarding to establish product context and readiness for test workflows.

Onboarding Introduction
Student Home Dashboard
06 // Exhibit

Student Home Dashboard

Subject cards, test catalog entry points, and quick access to previous year exam tracks from the home view.

07 // Exhibit

Chapter-Wise Test Selection

Chapter listing screen where students can choose between practice and test modes per topic area.

Chapter-Wise Test Selection
08 // Exhibit

Exam Instruction Layer

Pre-test instruction screen showing duration, marks, question count, and marking scheme before launch.

Exam Instruction Layer
09 // Exhibit

Live Test Interface

In-test experience with timer, marking rules, navigation controls, and real-time answer interaction.

Live Test Interface
Instant Analysis
010 // Exhibit

Instant Analysis

Post-test analytics view with answer-state breakdown, time spent, accuracy metrics, and section-level score summaries.

011 // Exhibit

Admin Test Series Control

Operations table for creating, enabling, pricing, and managing multiple test series entries from one control surface.

Admin Test Series Control
012 // Exhibit

Admin Module Hierarchy

Structured admin navigation across users, teachers, quizzes, PYQ, attempts, payments, notifications, and operational modules.

Admin Module Hierarchy
Question Editing Workflow
013 // Exhibit

Question Editing Workflow

Section-wise question editing environment used by operators for controlled Q&A maintenance and DTP-aligned content updates.

A closer look

Brand Entry Experience
Role-Based Entry
Student Signup Flow
Student Login Flow
Onboarding Introduction
Student Home Dashboard
Chapter-Wise Test Selection
Exam Instruction Layer
Live Test Interface
Instant Analysis
Admin Test Series Control
Admin Module Hierarchy
Question Editing Workflow

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