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Raihan Sikdar
Email
[email protected]
Location
Mirpur 2, Dhaka, Bangladesh
LinkedIn
raihansikdar
Career Objective

I am a dedicated and detail-oriented Software Engineer with over 2 years of experience specializing in cross-platform mobile application development. As a passionate Flutter and Dart developer, I craft high-quality, user-centric mobile apps that deliver seamless and engaging experiences. I am an active open-source contributor to the Flutter community, sharing my expertise through published packages on Pub.dev to empower other developers. Thriving in dynamic environments, I leverage my skills in state management, design patterns, and performance optimization to build robust, scalable solutions. With a strong foundation in full-cycle app development from ideation to deployment on Google Play Store and App Store. I am committed to creating innovative applications that align with user needs and business objectives.

Work Experience
Mobile Application Developer, at RazinSoft
  • Developed and maintained production-ready Flutter applications with clean architecture, responsive UI, and optimized performance
  • December 2025 – Present
  • Integrated REST APIs and Google Maps, implementing features like pickup/​drop selection, route navigation, and real-time live tracking
  • Built and optimized real-time systems for ride-sharing, delivery, and e-commerce apps, collaborating closely with backend teams
  • Assistant Engineer (Software), at SCUBE Technologies Ltd.⁠
  • Developed and maintained cross-platform mobile applications using Flutter and Dart, focusing on responsive UIs, state management, and app optimization.
  • March 2024 – December 2025
  • Integrated push notifications, Map, WebSocket, and REST API calls, ensuring seamless data flow between the app and external services.
  • Flutter Development Trainee, at Dhrubok Infotech Services Ltd.⁠
  • Proficient in Dart programming language, utilizing its syntax, data types, functions, and classes.
  • February 2023 – July 2023
  • Developed a solid understanding of the Flutter framework, including widget-based UI development, state management, and animations.
  • Skill
    Programming Languages

    Dart, Python, C++, C

    Mobile App Development

    Google Map Integration, Payment Gateway, Push Notification, Rest API Integration, Clean Architecture, Pixel Perfect Responsive UI Design.

    State Management : GetX, Riverpod, Provider, Bloc

    Database

    Sqlite, Hive, Firebase

    Version Control

    Git, GitHub, CI/​CD with GitHub Action

    Competitive Programming Skills

    350 + Problem Solved in several Online Judge

    Codeforce⁠, 100+ Problem Solved and Contests Participated (max rating, 917)
    Codechef⁠, 100+ Problem Solved and Contests Participated (max rating, 1302)
    HackerRank⁠, 50+ Problem Solved
    Beecrowd⁠, 50+ Problem Solved
    Projects
    Chatak (E-commerce), at RazinSoft

    Chatak is a multi-role e-commerce and delivery application consisting of three separate apps for customers, sellers, and riders. I worked extensively with Google Maps integration to implement shop and delivery location selection, order pickup and drop points, and real-time live tracking of riders and orders, similar to Foodpanda. The system enables sellers to manage shop locations and orders, riders to navigate optimized routes with live location updates, and customers to track orders in real time, ensuring a smooth and reliable delivery experience.

    Ready Ride (Ongoing), at RazinSoft

    Ready Ride (Ongoing Project) is a ride-sharing and parcel delivery application similar to Uber and Pathao, developed for both riders and drivers. I am working with Google Maps integration to enable real-time ride booking, driver discovery, pickup and drop location selection, and live driver tracking on the map. The app also includes parcel delivery tracking, allowing users to monitor parcel movement in real time, ensuring accurate navigation, transparency, and a smooth user experience.

    Dhaka Bank Go Plus, at Dhrubok Infotech Services Ltd.

    Here I especially worked on UI design with my senior. About 70% of the UI designed by me and the content is: Register, Fund Transfer, My Card, Bill Payment, Products, Partners, Offers, News & Events, Settings. Also make Api calls for Products, Contacts, News and Event, Branch List, Atm Booths List and Partners.

    SolScada, at Scube Technologies Ltd.

    Designed and developed a multi-tenant SCADA mobile app for solar monitoring, enabling real-time data visualization and role-based access control. Implemented real-time dashboards, offline storage, and secure authentication to ensure high availability and usability. Designed a scalable and modular architecture, enabling seamless onboarding of new companies and multiple solar sites. SolScada helps users monitor and manage industrial automation systems easily. It’s built to provide real-time data and improve efficiency for businesses.

    NZ UMS, at Scube Technologies Ltd.

    This app is designed to revolutionize utility management processes, enhancing efficiency and providing a seamless experience for users. With features tailored to meet the unique needs of the energy sector, it’s a step toward smarter, more sustainable solutions.

    Educational Background
    B.Sc. in Computer Science & Engineering, Bangladesh University of Business and Technology (BUBT)

    CGPA : 3.75 /​ 4.00

    October 2017 – February 2022Dhaka, Bangladesh
    Publications

    International Conference on Advancement in Electrical and Electronic Engineering (ICAEEE), Year: 2022, Conference Paper, Publisher: IEEE,

    DOI: 10.1109/​ICAEEE54957.2022.9836418

    Course

    Dart Programming, Project Structure & Code, Flow, Widgets & Responsive Design, Flutter CRUD APP Project Using Rest API, Flutter Task Manager Project Using Rest API,Firebase, Getx State Managment, Location & Map Widgets, Payment Gateway.

    April 2023 – October 2023
    Extra-Curricular Activities

    Former member of BUBT IT Club.

    Former member of IEEE BUBT Student Branch.

    Participant in BUBT Inter-University Programming Contest.

    References
    Rafat Meraz, Software Engineer II, Vivasoft Limited
    Zakaria Hossain, Software Engineer - III, Pathao
    [email protected], 01710457406