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HelloK12

HelloK12's Global Language Learning Marketplace

Client

HelloK12

Industry

EdTech / Children's Language Learning

Services

Marketplace Development, Product Engineering, Platform Architecture

Duration

Ongoing Partnership

HelloK12

About HelloK12

HelloK12 is a global marketplace connecting children with certified language teachers through live online and in-person learning experiences. Patoliya developed the platform to streamline teacher discovery, onboarding, scheduling, payments, and progress tracking. It supports families in 150+ countries and educators teaching 200+ languages through engaging, child-friendly learning experiences.

200+

Languages Supported

150+

Countries Reached

500+

Certified Teachers

10,000+

Active Students

Problems to solve

Parents faced challenges finding qualified language teachers, coordinating schedules, tracking learning progress, and ensuring a safe learning environment.

Key challenges included:

Building a trusted marketplace for certified children's language teachers.

Matching families with suitable educators across 200+ languages.

Managing lesson scheduling across multiple time zones.

Creating engaging learning experiences specifically designed for young children.

Providing parents with measurable visibility into learning progress.

Supporting secure global payments and teacher payouts at scale.

HelloK12 platform screenshot
HelloK12 platform screenshot 2
HelloK12 platform screenshot 3

The Results We Achieved

Patoliya engineered HelloK12 as a global language-learning marketplace combining teacher discovery, verification, scheduling, gamified education, payments, and progress tracking. The platform enables parents to book qualified teachers while helping educators manage lessons and grow their student base globally.

Provided services
01
Global Teacher Marketplace

Built a marketplace connecting families with certified language teachers through advanced search, profiles, and intelligent discovery.

02
Teacher Verification Platform

Developed secure onboarding with credential verification, application reviews, and approval workflows.

03
Scheduling & Lesson Management

Built timezone-aware scheduling, automated bookings, reminders, and calendar synchronization.

04
Gamified Learning Experience

Created interactive games, curriculum-based activities, rewards, and progress tracking.

05
Global Payments Infrastructure

Integrated secure international payments, teacher payouts, and booking workflows.

06
Parent Analytics Dashboard

Delivered dashboards for lesson history, student progress, teacher feedback, and learning insights.

How We Made It Happen

Patoliya built HelloK12 as a global education marketplace connecting children, parents, and certified teachers. The platform unifies onboarding, discovery, scheduling, gamified learning, payments, and engagement while enabling international growth.

01

Marketplace & User Experience Discovery

Mapped learning journeys across parents, students, teachers, and administrators to understand interactions from discovery to lesson completion. This defined booking workflows, communication, milestones, and payments, creating the foundation for a connected education marketplace.

02

Marketplace Architecture Design

Designed a scalable marketplace architecture supporting teachers, families, lessons, and international transactions. Role-based experiences, modular services, and centralized data enable expansion across languages, regions, and educational offerings without major redesigns.

03

Teacher Verification & Marketplace Foundation

Built structured teacher onboarding with profile creation, credential verification, assessments, and approval workflows. Verified profiles include certifications, languages, specialties, ratings, and availability, enabling parents to confidently compare educators.

04

Intelligent Scheduling & Lesson Management

Integrated timezone-aware scheduling, automated bookings, reminders, and calendar synchronization into one workflow. Families can schedule global lessons while the platform manages availability, confirmations, cancellations, and updates efficiently.

05

Interactive Learning Experience

Developed gamified activities, curriculum-based lessons, and interactive tools to improve engagement. Progress tracking, rewards, achievements, and learning milestones help children stay motivated while enabling teachers to deliver effective experiences.

06

Parent Insights & Marketplace Operations

Created dashboards consolidating progress, lesson history, feedback, attendance, and achievements. Administrative tools provide visibility into teachers, bookings, platform performance, and operational metrics through centralized marketplace management.

07

Global Payments & Platform Operations

Integrated secure payment processing, teacher payouts, booking management, and administrative workflows into a unified platform. This ensures reliable financial operations while giving administrators complete visibility into teachers, lessons, payments, and marketplace activity.

08

Continuous Platform Innovation

Patoliya continues enhancing HelloK12 through feature development, infrastructure optimization, marketplace expansion, and engineering support. Ongoing improvements help the platform evolve with global demand, new capabilities, and growing user needs.

HelloK12 app screen 1
HelloK12 app screen 2
HelloK12 app screen 3
HelloK12 app screen 4
HelloK12 app screen 5
HelloK12 app screen 6

Expanding learning across countries and languages?

Build a platform that delivers seamless scheduling, trusted verification, and engaging learning experiences.

Teacher Verification

Higher Marketplace Trust

Timezone Automation

Less Scheduling Coordination

Teacher Discovery

Faster Family-to-Educator Matching

Lesson Management

Fewer Booking Conflicts

Progress Tracking

Better Parent Visibility

Global Payments

Simplified International Transactions

Technical Decisions &
Engineering Considerations

Marketplace-First Platform Architecture

The platform uses a two-sided marketplace architecture supporting families and educators. Dedicated workflows for onboarding, enrollment, scheduling, and engagement simplify interactions while enabling long-term growth.

Global Scheduling Infrastructure

A global scheduling engine manages time zones, availability, recurring classes, and booking conflicts across 150+ countries, reducing manual coordination while ensuring accurate lesson scheduling worldwide.

Gamified Learning Framework

Patoliya developed a curriculum-aligned gamification layer with interactive activities beyond live sessions. Modular architecture enables new games and learning experiences without affecting core functionality.

Cloud Infrastructure for Global Scale

The platform runs on scalable AWS infrastructure with automated deployments, secure data management, and cloud-native services supporting growing teachers, students, sessions, and continuous enhancements.

Technology Stack

Frontend

ReactNext.js

Backend

Node.jsREST APIs

Database

PostgreSQLRedis

Cloud Infrastructure

AWS (Multi-Region)Docker

DevOps

CI/CD Pipelines

Frontend

ReactNext.js

Frontend

ReactNext.js

Backend

Node.jsREST APIs

Database

PostgreSQLRedis

Key features

Global Teacher Marketplace

Discover certified language teachers through intelligent search and filtering.

Teacher Verification System

Structured onboarding ensures every educator meets quality standards.

Timezone-Aware Scheduling

Book international lessons without manual timezone calculations.

Gamified Learning

Interactive educational activities keep children engaged beyond live sessions.

Progress Tracking Dashboard

Monitor learning milestones, lesson history, and student development.

Secure Global Payments

Support international payments and reliable teacher payouts.

Parent Management Portal

Access bookings, reports, and learning insights from one dashboard.

Scalable Marketplace Platform

Supports continued expansion across languages, teachers, and countries.

Trusted by the Teams We Build With

We value long-term relationships above all, driven by a strong focus on collaboration and mutual growth.

“

Working with Mr Vijay Patoliya has been one of our best decisions to materialize our IT strategy. He and his team provides daily updates, which are key to gauge the progress and define/decide next steps either to correct or fine tune development. Mr Patoliya and team show commitment and professionalism. We definitely will continue to work with them.

Sandino C
Sandino C
San Jose

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