Марко

Marko Voitovych
MIDDLE SOFTWARE DEVELOPER
I am a Software Developer with over 2 years of experience.
I specialize in crafting visually captivating and highly scalable applications. My dedication
lies in delivering dependable, user-centric solutions that seamlessly merge cutting-edge
design with robust functionality, guaranteeing optimal performance and enduring
viability. I have also effectively participated in various projects that reflect my
commitment to quality and innovation.
I pride myself on my ability to work efficiently within a team and independently. My
strong problem-solving capabilities and keen attention to detail ensure that every project
is completed to the highest standards. I am passionate about transforming ideas into
reality through code, delivering exceptional digital experiences that exceed customer
expectations.

INDUSTRIES Accounting, agriculture, logistics and supply chain, commodity exchange

TECHNICAL SK ILLS

GENERAL SOLUTION DESIGN EXPERIENCE Single-page applications, Cross-
browser/cross-platform development
SOFTWARE DEVELOPMENT Agile, Scrum, Common coding standards
METHODOLOGIES AND PRACTICES
PLATFORMS, PROGRAMMING LANGUAGES JavaScript, TypeScript
TECHNOLOGIES, AND
RUNTIME ENVIRONMENTS Node.js
PROGRAMMING SKILLS
WEB STANDARDS ES5/ES+, HTML5, CSS2.1/CSS3
FRONT-END FRAMEWORKS React
STATE MANAGEMENT TanStack Query, Redux, Zustand
CSS FRAMEWORKS Material UI, Tailwind CSS, Blueprint
SERVER-SIDE RENDERING (SSR) Next.js
DATA VISUALIZATION Chart.js, Recharts, TinyMCE
SERVER-SIDE FRAMEWORKS NestJS, Express.js
DATABASES (STORAGES) NoSQL (MongoDB), Relational (PostgreSQL),
Cloud (Amazon RDS), Browser storages
(localStorage, sessionStorage)
CLOUD SERVICES AWS (EC2, S3, RDS, AWS Amplify), MS Entra ID
NETWORK AND COMMUNICATION HTTP 1.x/2.x, HTTPS, REST, WebSocket
SECURITY CORS
TOOLS DEBUGGING TOOLS Web Developer toolbar, Postman
TESTING TOOLS Hardhat, Chai
VIRTUALIZATION AND Docker
ORCHESTRATION TOOLS
CODE QUALITY TOOLS ESLint
SOURCE CONTROL SYSTEMS Git
API DOCUMENTATION TOOLS Swagger
DEVELOPMENT TOOLS Visual Studio Code
EXPERIENCE BLOCKCHAIN PLATFORM FOR CREATORS
Customer: A French digital copyright protection company
Project description: Our team developed a blockchain-powered platform designed to
help digital creators (such as artists, musicians, writers, and media companies)
protect, verify, and monetize their intellectual property. The solution included
immutable copyright certification via blockchain and smart contract-based license
management. The platform ensured that creators could maintain ownership, prove
authenticity, and streamline licensing processes in a transparent and secure way.
Team size: 2–5 team members
Involvement duration: 5 months
Role: Full-Stack Developer
Responsibilities:
 Implemented authentication using crypto wallets and created smart contracts.
 Designed and developed the back-end architecture.
 Designed the front-end structure and implemented dynamic routing.
 Integrated InterPlanetary File System (IPFS) storage and Alchemy SDK.
 Developed a custom audio player to support playback and control of digital
audio assets.
Tools and technologies: React, TanStack, Wagmi, Solidity, Nest.js, PostgreSQL, Pinata
IPFS, AWS

ELECTRICITY TRADING PLATFORM
Customer: A US blockchain energy trading company
Project description: The project task was to develop a decentralized electricity
trading platform that democratized energy markets through the blockchain
technology. The solution enabled users to trade electricity efficiently and
transparently using smart contracts and crypto wallets. The platform included a trial
environment for simulated trading, a production-ready decentralized exchange
(DEX), and integrations with blockchain protocols like Ethereum and Polygon. Key
features included secure authentication, market analytics, user-friendly onboarding,
and sustainable energy incentives.
Team size: 2–5 team members
Involvement duration: 6 months
Role: Frontend Developer
Responsibilities:
 Implemented authentication using crypto wallets.
 Integrated smart contracts.
 Implemented price quotation charts and analytics.
Tools and technologies: React, TanStack, Recharts, Wagmi, Solidity, Web3, Blueprint,
Zustand

FINANCIAL MANAGEMENT PLATFORM FOR ASSETS
Customer: An Israeli wealth management and analytics company
Project description: The goal was to create a financial management platform for
asset operations, analytics, and planning. The solution included a secure client
portal, an administration portal, and a robust back end supporting portfolio
management, transaction processing, and compliance monitoring. Our team also
implemented role-based access control using MS Entra ID with OpenID Connect
 (OIDC). Additionally, the solution supported customer onboarding, real-time
financial analytics, smart order workflows, and document-driven collaboration. We
paid special attention to data encryption, system availability, and modular back-end
architecture for scalability and maintainability.
Team size: 2–5 team members
Involvement duration: 9 months
Role: Full-Stack Developer
Responsibilities:
 Implemented authentication using Microsoft Entra ID with OIDC.
 Developed analytics and reporting features.
 Designed and implemented the database structure.
 Configured role-based authorization.
 Set up and maintained application infrastructure using AWS services.
 Managed deployments and monitored system performance in the AWS cloud
environment.
Tools and technologies: React, TanStack, MUI, Recharts, Nest.js, PostgreSQL, Azure,
AWS

DEFI PLATFORM
Customer: A US decentralized finance (DeFi) company
Project description: Our team developed a DeFi platform for decentralized trading
and token launches. We integrated the OpenOcean API to enable aggregated
routing for token swaps across multiple liquidity sources. We also refactored the UI
to enhance performance, responsiveness, and overall user experience.
Team size: 2–5 team members
Involvement duration: 3 months
Role: Frontend Developer
Responsibilities:
 Implemented reusable React hooks and improved state management with Redux.
 Collaborated with the team to maintain a clean and scalable Next.js codebase.
 Communicated with the customer.
 Fixed bugs.
Tools and technologies: Next.js, TanStack, Redux, Wagmi

COURSES  Full-Stack Developer, IT School GoIT, 2023.
 Full-Stack Developer, Binary Studio Academy, 2023.

LANGUAGES  English—upper-intermediate
 Polish—proficiency
 Ukrainian—native

EDUCATION MS in Economics and Stock Trading
National University of Life and Environmental Sciences of Ukraine, Faculty of
Economics