Дмитро

Dmytro Bondarenko
Contact Information
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GitHub: https://github.com/Logikmars

Summary
Frontend Developer with 3+ years of full-stack experience building high-
performance web applications with Next.js, Node.js, and MongoDB. Delivered
measurable impact: reduced LCP by 1s and cut redundant API calls by 24%
through architectural refactoring. Comfortable owning both UI complexity -
animations, state logic - and backend integrations.

Key achievements:
Performance Optimization: Improved Largest Contentful Paint (LCP) from
~3.1s to ~2.1s through rendering optimization and refactoring
Efficiency: Reduced redundant API calls by ~24% by optimizing data
fetching logic and state management.
Scalability: Implemented modular architecture and real-time updates with
WebSockets, significantly enhancing system responsiveness

Work Experience
2DAFKWebStudio | Full-stack developer
July 2024 - March 2026 · Left due to studio closure
Web development studio specializing in high-performance web applications
and interactive solutions

Key Contributions & Responsibilities:

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Architecture & Performance: Engineered production-grade applications
using React and Next.js, implementing modular architecture to ensure
long-term scalability and maintainability
Optimization: Spearheaded a major refactoring of component structures
and API layers, resulting in a 24% reduction in redundant requests and a
significant boost in rendering speed
State Management: Designed efficient state logic using Zustand and
MobX, eliminating unnecessary re-renders and improving client-side data
consistency
Real-time & Backend: Developed robust real-time features using
WebSockets and contributed to the backend ecosystem with Node.js,
Express, and MongoDB/PostgreSQL
UI/UX Excellence: Crafted complex, high-performance animations and
interactive elements using GSAP, Framer Motion and Three.js, focusing on
polished user experiences
Code Quality: Actively participated in code reviews and established internal
code quality standards to streamline team collaboration

Tech Stack:
Frontend: React, Next.js, TypeScript, SCSS, Tailwind CSS, MUI

State & Data: Zustand, MobX, Redux, SWR, WebSockets

Backend: Node.js, Express, Nest.js, MongoDB, PostgreSQL.

Animations & Tools: GSAP, Framer Motion, Vite, Git

Examples of Projects:
Vibers (https://vibers-delta.vercel.app/): developed a high-conversion
landing page featuring advanced GSAP animations and a mobile-first
approach
Outcore (https://outcore.io/): Engineered a multi-functional platform with
custom filtering, internationalization (i18n), and optimized preloading
sequences that enhanced initial load performance

Dmytro Bondarenko 2

Apex (https://apexintegra.co/): Integrated complex REST APIs with dynamic
data visualization using Chart.js and managed seamless navigation via
React Router

QTeam | Web Developer
April 2023 - July 2024
Software development team focused on interactive web solutions and
advertising platforms.

Key Responsibilities & Contributions:
Web Development: Built responsive and high-performance web
applications using HTML5, CSS (Sass), and JavaScript, PHP, ensuring
pixel-perfect implementation of Figma designs
Platform Integration: Developed and integrated complex event-tracking
systems and user interaction logic bridging web interfaces with Unity and
various advertising platforms
Process Automation: Streamlined internal operations by developing
browser automation scripts (Python/JS), significantly reducing time spent
on repetitive manual workflows
UI/UX Implementation: Translated high-fidelity prototypes into functional
code, maintaining strict adherence to design systems and usability
standards
Some projects are available on https://github.com/Logikmars.
Tech Stack: JavaScript, PHP, HTML5, Sass (SCSS), Unity Integration, Python
(Automation), Figma .

Geniusto.uk | Business Analyst & QA Engineer
October 2020 - August 2021
Fintech company providing digital banking and payment solutions

Key Responsibilities & Contributions:
Quality Assurance: Conducted comprehensive end-to-end testing of
mobile (Android/iOS) and web applications, ensuring stability across
frontend and backend systems

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Technical Logic: Designed and implemented complex message and
payment logic using high-level programming, ensuring secure and efficient
transaction flows
Data Templating: Developed and maintained XML templates for mission-
critical financial documents, including invoices and payment systems
Product Analysis: Bridged the gap between business requirements and
technical implementation, improving the overall reliability of banking
features
Tech Stack: XML, Android/iOS Testing, Backend Testing, Logic Design

Education
National Aviation University (NAU)
Period: 2021 - 2023 (transferred credits from college)
Degree: Bachelor's in Computer Engineering

College of Engineering and Management, NAU
Period: 2017 - 2021
Degree: Junior Specialist in Software Engineering

Additional Information
Languages:
Ukrainian, Russian - Fluent
English - B2

Technical Skills:
Automated processes using Python, JS, N8N
Developed several freelance websites
Confident user of Jira, Bitrix, Confluence
Basic knowledge of blockchain development

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