Case study

AI-Driven Language Learning Ecosystem with Intelligent NLP Feedback

The Problem:

Traditional language learning desktop software was limited by device compatibility and a lack of mobility. Users needed a seamless way to learn across platforms without being tethered to a desktop or a constant internet connection, while also requiring more personalized, immediate feedback that typically requires a human tutor.

Our Solution:

To modernize the learning experience, we migrated the legacy desktop application into a robust web platform and developed native iOS and Android apps. We integrated an intelligent NLP engine that uses data mining and machine learning to provide automatic corrective feedback, enabling students to learn from their mistakes in real time.

Technology Stack:

Java, JavaScript, Swift, Apache Lucene, Cassandra, Hadoop, SQLite

Key Results & Value:

Intelligent Tutoring: Implemented advanced NLP algorithms for semantic analysis and corpus statistics, providing students with smart suggestions on usage and timing.
Seamless Cross-Platform Sync: Developed an offline-first mobile experience that automatically synchronizes progress with the cloud once an internet connection is established.
Interactive Pedagogical Tools: Created multiple interactive learning modes to enhance vocabulary memorization and student engagement.
Commercial Scalability: Launched a dedicated eCommerce website to manage both individual consumer and enterprise business subscriptions.
Modernized Accessibility: Eliminated hardware system requirements by moving the core experience to the web, significantly lowering the barrier to entry for new users.

The problem:

Education should have no limits. That’s why we worked on the migration of a desktop application into a web platform, letting the users access the service without needing to download the app. No more having to worry about compatibility or system requirements! And to help users learn more, wherever they are, whenever they want, we created native mobile applications that run on iOS and Android.

Key features:

Web app for language learning

IOS and Android with an offline learning experience and online sync

ECommerce website for consumer and business subscribers

Backend on Java using Apache Lucerne

Intelligent NLP algorithm, data mining, machine learning, corpus statistic and semantic analysis

Automatic corrective feedback enables students to learn from their own mistake and better memorize vocabulary

Suggestions for correct usage, timing, smart constructions

Many interactive ways of learning and memorising words and phrases

Solution:

With features such as offline learning, and syncing data online, students won’t have to stop their learning if there’s no Internet connection available, and they can easily switch between devices to continue their studies in the platform that’s more convenient for them. Also, thanks to our interactive platform, students can learn languages in an interesting and eye-catching way, incentivizing them to keep moving forward on their learning path. Students now can receive automatic and instantaneous feedback, helping them learn from their mistakes without the need of a tutor supervising them at every moment!