Олег

Oleh Bondarenko
Full-Stack & Mobile Software Engineer​
Building scalable web & mobile applications | React, Node.js, Flutter | Agile, DevOps &
AI-assisted Development

About Me
I am a Full-Stack Engineer with 5+ years of commercial experience delivering impactful
web and mobile solutions. I combine technical expertise with a strong sense of design and
system architecture, ensuring seamless, scalable, and maintainable applications. I thrive in
cross-functional Agile teams, solving complex problems and staying ahead of emerging
technologies. I actively use AI-assisted tools to accelerate development and maintain
high-quality code.

Technical Skills
●​ Frontend & Mobile: React, React Native, Next.js, Flutter, Turborepo, Monorepo,
HTML5, CSS3, SASS/SCSS, Tailwind, Styled Components, Storybook
●​ Backend & APIs: Node.js, Nest.js, Express, TypeORM, Socket.IO, REST API,
GraphQL, WebSockets, Orval, Swagger, React Query
●​ State Management: Redux, MobX, BLoC, Apollo, React Query
●​ Databases: MongoDB, PostgreSQL
●​ Analytics & Monitoring: Firebase Analytics, Segment, LogRocket, Sentry,
Customer.io
●​ DevOps & Tools: Git, Jira, Trello, Notion, Linear, Webpack, Vite, ESLint, Prettier,
Husky, Terraform, AWS, Kubernetes, Jenkins, Ansible
●​ Testing & Debugging: Jest, React Testing Library, Mockito, Flutter testing,
Chrome/React/Flutter DevTools
●​ Design & Collaboration: Figma, Storybook, Design Systems, Cross-browser &
responsive layouts
●​ AI-Assisted Development: GitHub Copilot, Cursor
 Professional Experience & Projects
Full-Stack Developer | Freelance / Team Projects | 2021 – Present

Agriculture Mobile App

●​ Developed a mobile solution for agricultural tasks, including tracking, reporting, and
resource management
●​ Integrated NFC reading/writing, QR-code scanning, Bluetooth connection to printers,
plot mapping API, offline data storage, and Sentry Crashlytics
●​ Technologies: React Native, Redux, React Native SQLite, React Query, Orval

Service Discovery Mobile App by Geolocation

●​ Built a location-based mobile app for finding nearby services
●​ Developed a web CRM to manage services, users, and content dynamically
●​ Integrated Google Maps API and Firebase Analytics
●​ Technologies: Flutter, Dart, BLoC, Firebase, Nest.js, Node.js, Swagger, PostgreSQL,
TypeORM

Language Learning Mobile App

●​ Developed a gamified language learning app with interactive lessons based on
interactions with an AI tutor
●​ Implemented progress tracking, notifications, social sharing, deep linking, chat, audio
playback, voice-to-text transformation, and animations
●​ Technologies: React Native, Redux, Socket.IO, Orval, React Query, Firebase, Sentry,
Turborepo, Customer.io

Mobile App for Tech Article Recommendations

●​ Created a cross-platform mobile app recommending technical articles based on the
user’s tech stack
●​ Technologies: Flutter, Dart, BLoC, Firebase, Nest.js, Node.js, TypeORM, PostgreSQL
 CRM for Automotive Business

●​ Developed a custom CRM system to manage client interactions, sales pipelines, and
inventory
●​ Integrated REST APIs, dashboards, and role-based access
●​ Technologies: React, Redux, React Query, Node.js, Express, TypeORM, PostgreSQL

Web App for Designer-Client Communication

●​ Built a collaborative platform for designers and clients to share projects, feedback,
and updates
●​ Integrated Segment and Firebase Analytics to track user engagement
●​ Implemented real-time notifications and messaging with WebSockets, file uploading
and downloading
●​ Technologies: React, Redux, Express, Node.js, GraphQL, Apollo, Socket.IO,
TypeORM, PostgreSQL

Commercial Website

●​ Developed a responsive web platform ensuring cross-browser compatibility and
smooth UX
●​ Integrated Sentry analytics
●​ Technologies: React, Next.js

Education
Kharkiv National Automobile and Highway University

●​ Master’s degree, Transportation Management, 2010
●​ Bachelor’s degree, Transportation Management, 2008

Languages
●​ English: Upper-Intermediate
●​ Ukrainian: Native
Achievements & Publications
●​ Contributed to Urban Bird Protection Charity Project, 2023
●​ Published articles on Web/Mobile Development:
○​ “Flutter Mobile Framework: Versatility in Cross-Platform Development”,
Web/Mobile Development Conference, 2023
○​ “Choosing the Best Mobile App Development Framework: Factors and
Considerations in 2025”

Certificates
●​ GoIT Fullstack Developer Certificate
●​ PROGacademy DevOps Engineer Certificate