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Registration: 22.05.2025

Oleksii Pimenov

Specialization: Software Engineer

Skills

Flutter
Dart
Riverpod
AWS
Dio
Bloc
Typescript
Angular

Work experience

Software Engineer
since 02.2025 - Till the present day |UST Global Contract
Flutter, API, AWS
● Spearheaded codebase reorganization, implementing a robust routing solution from scratch. ● Substituted team lead responsibilities . ● Designed and developed reusable Flutter widgets, significantly reducing development time for new features. ● Engineered a seamless report viewer using iframes to integrate real-time reporting from external systems. ● Established standardized feature implementation workflows that improved code quality and development efficiency. ● Conducted code reviews and provided mentorship to junior developers. ● Integrated APIs using AWS AppSync and implemented authentication flows with Cognito. ● Refactored legacy code to improve maintainability, performance, and code reuse. ● Collaborated across teams to ensure architectural consistency in the overall system.
Software Engineer
07.2024 - 12.2024 |Project-Based Contract
Flutter , Dart, Riverpod, Dio, Firebase , Hooks, Socket.IO, Telegraf, Node.js, NestJS, Reactive
● Developed applications using Flutter (Web) and Riverpod as state manager. ● Collaborated with backend to make live chat support using Socket.io. ● Interacting with S3 image upload process . ● Integrated Firebase for authentication, cloud messages (FCM) and Crashlytics. ● Collaborated with backend to address complex engineering challenges. ● Implemented API interactions using Dio for efficient network requests. ● Contributed to UI/UX design and improved user flows for better usability. ● Create Telegram notification bot using Telegraf + Node.js/NestJS.
Software Engineer
06.2021 - 02.2025 |Choozr
Flutter, Dart, TensorFlow, Riverpod, GetX, Dio, Angular, Ionic, Vue, TypeScript, JavaScript, Firebase
● Developed Android and iOS application using Flutter and Riverpod,Getx as state managers . ● Created shared package between mobile app and web using Flutter (web). ● Integrating ML models inside mobile application using TensorFlow plugin for Flutter. ● Implemented mobile camera functionalities for capturing user photos and processed live gyroscope data to track device orientation and camera angle. ● Implement new features and support of cross-platform application with a help of Angular and Ionic. ● Collaborate with backend developers and product owners to identify and solve complex software engineering problems. ● Taking part in business meetings with clients to represent the company’s interests. ● Participated in creation process of the app’s UI/UX design and user flow. ● Developed a custom painter feature that allowed users to mark, interact with, and adjust specific points on their body photos. Integrated a ruler tool for precise measurements in centimeters on the image. ● Created a shared package between mobile and web platforms, enabling a seamless user experience for the AI-driven digital body measurement solution. ● Application deployment ( Release, Beta ).
Software Engineer
01.2019 - 05.2021 |Mobilunity
Angular, AngularJS, TypeScript, JavaScript, Webpack, D3.js, Highcharts, Jasmine, Karma
● Designed, developed, and maintained high-performance SPA using Angular, AngularJS. ● Added feature and maintained existing tree file explorer system on web. ● Write tests, including unit testing and integration testing using Jasmine framework and Karma test runner. ● Implementing various amount of charts using Highcharts. ● Participate in creating of complex custom charts with a help of D3.js library. ● Create and maintain technical documentation, including system design, software architecture.
Software Engineer
11.2016 - 05.2025 |NDA
Flutter, AWS, Vue, Angular, Ionic, TF lite,
● Check resume.

Educational background

Computer Science (Masters Degree)
2016 - 2018
National Aviation University
Computer Science (Bachelor’s Degree)
2012 - 2016
National Aviation University

Languages

UkrainianNativeEnglishUpper Intermediate