Rajnesh Kumar Jangid

Senior Lead Engineer

Hello English•  August 2015 - Present

• Led a team in end-to-end Android application development, ensuring adherence to project timelines and stringent quality standards. • Designed Android applications with React Native, utilizing the Container View Pattern for modular structure and scalability. Integrated Redux for streamlined state management, ensuring optimal performance and maintainability. • Integrated Google Cloud Platform services, including Firestore, Realtime Database, Storage, and BigQuery, to enhance app functionality and optimize data management in Android applications. • Spearheaded the development of complex UI features, guaranteeing seamless user experiences across diverse Android versions and device configurations. • Successfully delivered the Hello Learner platform for English learning live classes, resulting in a substantial increase in user engagement and customer satisfaction. • Contributed to multiple Android native apps, focusing on performance optimization and code quality. • Orchestrated seamless payment integration and flow within the applications, streamlining and securing payment processes such as Razorpay, Paytm, PayU, Google pay and Stripe. • Integrated third-party SDKs to enhance app functionality and elevate user experience. • Implemented video streaming and audio streaming features, ensuring high-quality media delivery and optimal user engagement. • Leveraged Google Firestore and Google Cloud Functions for microservices, enabling efficient data storage, retrieval, and serverless architecture. • Designed and implemented captivating live class experiences, fostering an immersive learning environment. • Led the seamless integration of Zoom Sdk for live classes. • Integrated google ads, facebook ads and native ads in Android application. • Twilio integrated for voice calls in android application. • Conducted efficient backend api calls by utilising both retrofit and volley framework in Android applications. • Developed and implemented a real-time chat feature within Hello English B2C app and live class app. • Integrated Hello English with in Byjus app can provide a comprehensive educational experience for users.

Lead Engineer

Samsung•  October 2010 - July 2015

• Samsung native clock module to access alarm, world clock, timer and stop watch Services and also implementing same module for wearable devices (smart watch). • Implementing various UI feature for different android version and different device configuration (Application Framework using java). • On framework level we provide Interface to the application. Framework is responsible for the look and feel of the phone.

Software Engineer

Avalign Technologies Holdings•  March 2010 - September 2010

Gained valuable experience and knowledge in software development during the training program.

NIT, Jaipur (Malaviya National Institute of Technology)

Computer Science, B.Tech•  July 2005 - May 2009

Bachelor of Technology in Computer Science, equipping students with a comprehensive understanding of computer systems, programming languages, and algorithmic problem-solving.