Sujeet Kumar

About Sujeet Kumar

Experienced Mobile Application Developer with 3+ years of hands-on expertise in building high-quality, scalable mobile solutions using Flutter, Dart, Kotlin, and Java. Proficient in migrating complex native Android and iOS applications to Flutter, implementing clean and modular architectures (BLoC, GetX), and delivering production-ready apps across healthcare and telecom domains.Skilled in integrating AI/ML models using TensorFlow Lite, MobileBERT, and Azure Cognitive Services for sentiment and behavioral analysis. Strong experience working with OpenEMR, FHIR, Health Connect, REST APIs, and secure data handling with SSL/TLS and RBAC.Adept in device and hardware integrations such as Bluetooth BLE, NFC, USB FTDI D2XX, and MQTT, along with building reusable internal SDKs, libraries, and performance-optimized components.Passionate about crafting intuitive user experiences, improving app performance, and solving complex technical challenges. Always motivated to build impactful digital health solutions and contribute to innovative, future-ready mobile products.

Experience

1. Systems Engineer

   Tata Consultancy Services

   Nov 2023 — Present · Bengaluru, IN

   As a Mobile App Developer at Tata Consultancy Services, I have worked on building and migrating large-scale mobile applications using Flutter, Dart, Kotlin, and Java. I have contributed to the development of telecom and healthcare applications by converting native Android and iOS modules into a unified Flutter codebase, implementing clean architecture patterns, and delivering responsive, production-ready UI.I have worked on integrating advanced features such as AI/ML models using TensorFlow Lite, MobileBERT, and Azure Cognitive Services, enabling sentiment analysis and behavioral insights within mobile apps. In the healthcare domain, I implemented FHIR, OpenEMR, Health Connect, secure authentication (RBAC), and optimized performance using Nginx and asynchronous loading.I have also developed real-time hardware communication modules such as Bluetooth BLE, NFC, USB FTDI D2XX, and MQTT, along with reusable SDKs and internal libraries that improved development efficiency across teams. My work includes building Speed Test modules, optimizing API workflows, and performing load testing with BlazeMeter.With a strong focus on performance, clean architecture, and user-centered design, I have consistently delivered scalable, reliable, and innovative mobile solutions at TCS.

Education

• Konark Institute of Science and Technology (KIST), Bhubaneswar

  Bachelor of Technology - BTech, Computer Science

  2017 — 2021