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IGOR SUSHCHUK
BACK-END DEVELOPER

PROFILE
[открыть контакты](см. выше в блоке «контактная информация») Experienced NestJS backend developer with a solid foundation in
building scalable, high-performance server-side applications with an
[открыть контакты](см. выше в блоке «контактная информация»)
emphasis on security and data integrity.
telegram Proficient in API integration, database management (PostgreSQL,
MongoDB), and adept at deploying solutions using automated
github workflows. Skilled in working with various third-party services,
including payment integrations. Highly collaborative and adaptable, with
@linkedin
a strong drive to tackle complex technical challenges and continually
improve development processes.

TECHNICAL SKILLS
LANGUAGES
Programming Languages: JavaScript, TypeScript, SQL, C#
English (Pre-Intermediate)
Frameworks & Libraries: NestJS, Node.js, Next.js, Unity3D
Ukrainian (Native)
Databases: PostgreSQL, MongoDB
Tools & DevOps: Git, Docker, CI/CD, PM2
Back-end Skills: RESTful API Development, API Integration,
Microservices, Asynchronous Programming, Authentication &
Authorization
Deployment: Deploying applications with Docker, PM2, Automated
Deployment
Mobile Development: React Native, Xcode, Android Studio, Expo
Monitoring & Logging: PM2 Monitoring, Docker Logs

EDUCATION

Kyiv National University of Trade and Economics.
Master’s Degree in Software Development,

Odessa Academy of Telecommunication
Bachelor’s Degree in Software Development

Kyiv College of Communications
Junior Specialist in Software Development
WORK EXPERIENCE

DP-Harmony 2023 - 2024
Back-end developer
Designed and implemented scalable and modular server-side
applications using NestJS
Developed RESTful APIs and integrated third-party services
Implemented authentication and authorization with JWT for secure
user access
Set up automated deployment workflows to streamline releases
Managed and optimized data interactions using PostgreSQL and
MongoDB
Integrated payment systems to facilitate secure transactions
Developed backend systems for CRM applications
Used task-tracking tools to monitor project progress and enhance
team collaboration

DAROBOTS 2023 - 2023
Fullstack developer
Developed bots for messengers (Telegram, Viber, Facebook)
Full-cycle bot development using NestJS and TypeScript
Integrated third-party APIs to expand bot functionality
Connected and managed databases for data storage and processing
Designed and implemented RESTful endpoints
Utilized external libraries to address specific technical requirements
Deployed bots with Docker to ensure stability and scalability

Bebusa Gameverse 2022 - 2023
Junior C# developer
Developed gameplay mechanics for multiplayer and story-driven 2D
and 3D games
Integrated assets to enhance game environments and character
design
Designed and implemented user interfaces for improved player
interaction
Optimized game performance for seamless user experience
Identified and resolved technical issues and bugs to ensure game
stability
Created animations and voxel models to bring visual elements to life