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I am a mobile developer with over 3 years of experience in creating various applications ranging from simple applications, point of sales systems, and social media apps to complex applications such as Crypto Exchanges. Additionally, I have experience as a co-founder responsible for developing offline and semi-online learning systems while concurrently serving as a content creator for programming-related educational materials. Throughout my career, I have developed crypto exchange applications using Flutter, contributed to various Flutter packages, and created packages for Dart using Rust for native code conversion. I am passionate about creating engaging and educational video content to help others learn programming and Flutter development.…I am a mobile developer with over 3 years of experience in creating various applications ranging from simple applications, point of sales systems, and social media apps to complex applications such as Crypto Exchanges. Additionally, I have experience as a co-founder responsible for developing offline and semi-online learning systems while concurrently serving as a content creator for programming-related educational materials. Throughout my career, I have developed crypto exchange applications using Flutter, contributed to various Flutter packages, and created packages for Dart using Rust for native code conversion. I am passionate about creating engaging and educational video content to help others learn programming and Flutter development.

Anan Alfred Carlos Hutajulu

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I am a mobile developer with over 3 years of experience in creating various applications ranging from simple applications, point of sales systems, and social media apps to complex applications such as Crypto Exchanges. Additionally, I have experience as a co-founder responsible for developing offline and semi-online learning systems while concurrently serving as a content creator for programming-related educational materials. Throughout my career, I have developed crypto exchange applications using Flutter, contributed to various Flutter packages, and created packages for Dart using Rust for native code conversion. I am passionate about creating engaging and educational video content to help others learn programming and Flutter development.…I am a mobile developer with over 3 years of experience in creating various applications ranging from simple applications, point of sales systems, and social media apps to complex applications such as Crypto Exchanges. Additionally, I have experience as a co-founder responsible for developing offline and semi-online learning systems while concurrently serving as a content creator for programming-related educational materials. Throughout my career, I have developed crypto exchange applications using Flutter, contributed to various Flutter packages, and created packages for Dart using Rust for native code conversion. I am passionate about creating engaging and educational video content to help others learn programming and Flutter development.

Available to hire

I am a mobile developer with over 3 years of experience in creating various applications ranging from simple applications, point of sales systems, and social media apps to complex applications such as Crypto Exchanges. Additionally, I have experience as a co-founder responsible for developing offline and semi-online learning systems while concurrently serving as a content creator for programming-related educational materials.

Throughout my career, I have developed crypto exchange applications using Flutter, contributed to various Flutter packages, and created packages for Dart using Rust for native code conversion. I am passionate about creating engaging and educational video content to help others learn programming and Flutter development.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Beginner

Language

English

Intermediate

Work Experience

Flutter Developer (Freelance) at Mobile POS

December 31, 2022 - August 9, 2025

Developed an internal mobile POS application used at the cashier's station. The app serves the purpose of a cashier, similar to other POS applications. The technology employed uses Bloc management. The application can be viewed on the Play Store.

Software Developer | Flutter Engineer at Mandrill Tech Sdn Bhd

December 1, 2022 - Present

Developed a financial analysis application with Flutter. Worked with AI and integrated the application with Google Analytics to simplify the marketing process and collect user behavior data.

Flutter Engineer at Stockbit | Bibit

March 1, 2022 - Present

Developed a crypto exchange application using Flutter; the application is currently in internal release and not publicly available. Participated in and contributed to various packages such as MQTT (Gojek Courier), Secure Enclave (Flutter-iOS), and several other security packages. Developed an application to simulate coin-in and coin-out processes using Flutter and web3dart to communicate with blockchain. Created a package/library for Dart using Rust and Foreign Function Interface (FFI) tools to facilitate conversion between Dart and Rust native code.

Flutter Engineer at STOCKBIT | BIBIT

March 1, 2022 - Present

Developed a crypto exchange application using the Flutter framework. The application has not been publicly released and is currently in internal release. Participated in and contributed to various packages such as MQTT (Gojek Courier), Secure Enclave (Flutter-iOS), and several other security packages. Developed an application to simulate the coin-in and coin-out processes using Flutter and the web3dart package to communicate with the blockchain. Created a package/library for Dart using Rust and the Foreign Function Interface (FFI) tools to facilitate conversion between Dart and Rust native code.

Chief Founder | Content Creator at CodeFirst Indonesia

February 28, 2022 - August 9, 2025

Created content and materials in the form of pre-recorded videos for Flutter/Dart programming and Scratch for children. Produced a total of 3 levels of content for Flutter and 3 levels for Scratch, totaling over 50 hours of video. Participated in a competition hosted by Wirausaha Muda Mandiri (WMM 2020) and achieved 2nd place in the Business Plan category. Prepared the learning system and set up a lab with 12 computers for instructional purposes. Recruited several individuals such as Admins, Mentors, Content Creators, and Designers to form a team at CodeFirst.

Chief Founder | Content Creator at CodeFirst Indonesia

February 28, 2022 - August 9, 2025

Created content and materials in the form of pre-recorded videos for Flutter/Dart programming and Scratch for children, with 3 levels of content each and over 50+ hours of video. Participated in the competition hosted by Wirausaha Muda Mandiri (WMM 2020) and achieved 2nd place in the Business Plan category. Prepared the learning system and set up a lab with 12 computers for instructional purposes. Recruited several individuals such as Admins, Mentors, Content Creators, and Designers to form a team at CodeFirst.

Flutter Developer at DoorToID Freelance

February 1, 2022 - Present

Developed two applications (admin and user) from scratch using Flutter with Firebase as the backend, encompassing database integration, push notifications, cloud functions, and the entire process of uploading to both the Play Store and the App Store. Created a web application to enable users to apply for visas and passports, along with a web admin interface to manage these users, built using Flutter web.

Flutter Developer (Freelance) at DoorToID

February 1, 2022 - Present

Developed two applications (admin and user) from scratch using Flutter, with Firebase as the backend, encompassing database integration, push notifications, cloud functions, and the entire process of uploading to both the Play Store and the App Store. Created a web application to enable users to apply for visas and passports, and developed a web admin interface to manage these users using Flutter web.

Freelance Flutter Developer at Mobile POS

January 1, 2022 - Present

Developed an internal mobile POS application used at cashier's stations. The application serves the purpose of a cashier, similar to other POS applications. Technology utilized employs Bloc management, and the application is available on the Play Store.

Freelance Flutter Developer at Roomart

December 31, 2021 - August 9, 2025

Created an online shop application specializing in household items. The application was built with Flutter using a database provided by the client. Published the application on both the Play Store and the App Store. The architecture used is Domain-Driven Design (DDD) with state management using GetX.

Freelance Flutter Developer at IRUKA

December 31, 2021 - August 9, 2025

Developed an application for a pet shop using Flutter. Features included a news feed, membership system, and an online shop. The backend was developed using PHP and maintained by a colleague.

Flutter Developer (Freelance) at Roomart

December 31, 2021 - August 9, 2025

Developed an online shop application specializing in household items. Built using Flutter, with the database provided by the client. The application has been uploaded to both the Play Store and the App Store. The architecture used is Domain-Driven Design (DDD) with state management using GetX.

Flutter Developer (Freelance) at IRUKA

December 31, 2021 - August 9, 2025

Developed an application for a pet shop using Flutter. The features included a news feed, membership system, and an online shop. The backend was developed using PHP and handled by my colleague.

Software Developer | Flutter Engineer at Mandrill Tech Sdn Bhd

December 1, 2021 - Present

Developed a financial analysis application with Flutter. Worked with AI integration. Integrated the application with Google Analytics to simplify marketing processes and collect user behavior data.

Android Developer at Ultimo Solution

February 28, 2020 - August 9, 2025

Built a POS (Point of Sale) application from scratch for Android using Kotlin. Created a simple e-commerce application using Flutter. Developed the 'WantChat' chat application using Native Android with MVVM architecture.

Android Developer at Ultimo Solution (Freelance)

February 28, 2020 - August 9, 2025

Built a POS (Point of Sale) application from scratch for Android using Kotlin. Created a simple e-commerce application using Flutter. Developed the "WantChat" chat application using Native Android with the MVVM architecture.