Марко

Marko Voitovych
FULL-STACK SOFTWARE ENGINEER
Full-Stack Software Engineer with 2.5+ years of commercial experience building
backend-heavy products on Node.js/TypeScript. Deliver highly scalable APIs and
microservices with a focus on performance, reliability, and secure auth. Own end-to-end
features with React on the frontend.

INDUSTRIES Accounting, Agriculture, Logistics and Supply Chain, Commodity Exchange

PROGRAMMING TypeScript (Advanced), JavaScript (ES6+)
LANGUAGES

TECHNICAL SK ILLS

GENERAL ARCHITECTURE Microservices, Event-driven Architecture,
System Optimization, Scalability and Reliability
INTEGRATIONS REST APIs, WebSockets, Third-party
integrations, Enterprise Auth (OIDC)
METHODOLOGIES AND PRACTICES Agile (Scrum/Kanban), Code Review, CI/CD,
Conventional Commits
BACKEND FRAMEWORKS NestJS, AdonisJS, Express.js
MESSAGING AND JOBS RabbitMQ, BullMQ, Redis
DATABASES AND ORMS PostgreSQL, MongoDB, Redis, Prisma,
TypeORM, Lucid ORM
SEARCH AND OBSERVABILITY Elasticsearch (search/logging)
FRONTEND FRAMEWORKS React, Next.js
STATE MANAGEMENT TanStack Query, Redux, Zustand
UI AND STYLING Material UI, Tailwind CSS, Blueprint
CHARTS AND EDITORS Recharts, Chart.js, TinyMCE
WEB3 AND BLOCKCHAIN SMART CONTRACTS Solidity (ERC-20, ERC-721), contract
integration
INTEGRATIONS Wagmi, Alchemy SDK, Web3.js, Ethers.js
TOOLS & STORAGE Hardhat, Chai, IPFS (Pinata)
IDENTITY Wallet-based auth
INFRASTRUCTURE AND CLOUD AND DEVOPS AWS (EC2, S3, RDS, Amplify), Azure, Docker,
TOOLS Linux, Nginx
SECURITY Microsoft Entra ID (OIDC), OAuth2, JWT,
WireGuard
TOOLING Swagger/OpenAPI, Postman, ESLint, Prettier,
Husky, Lint-staged

EXPERIENCE ERP SYSTEM FOR LOGISTICS
Customer: A Ukrainian logistics company
Project description: The goal was to scale and modernize a comprehensive ERP
system to manage complex international logistics operations. The platform
facilitates end-to-end freight management, including cargo tracking, warehouse
operations, and automated documentation. Key features include a customer portal
for shipment management, real-time communication tools, and specialized
microservices for infrastructure security and internal messaging. The system
supports complex logistics workflows and real-time financial analytics.
Team size: 6 team members
Involvement duration: 10 months
Role: Backend Developer
Responsibilities:
• Implemented a dedicated VPN microservice using WireGuard for secure
infrastructure access.
• Developed a scalable real-time chat system from scratch using NestJS,
WebSockets (Socket.IO), and RabbitMQ.
• Refactored and optimized core backend modules of the primary ERP platform
using AdonisJS, improving system reliability and performance.
• Integrated Elasticsearch to enable high-performance full-text search for
shipments and centralized system logging.
• Architected distributed background processing for long-running logistics and
billing tasks using BullMQ and Redis.
• Implemented third-party API integrations, including AWS S3 for document
management.
Tools and technologies: AdonisJS, NestJS, PostgreSQL, Redis, RabbitMQ, BullMQ,
Elasticsearch, WebSockets, AWS S3

FINANCIAL MANAGEMENT PLATFORM
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 backend 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: 4 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, NestJS, PostgreSQL, Azure,
AWS

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 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.
Tools and technologies: React, TanStack, Wagmi, Solidity, NestJS, 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 team members
Involvement duration: 7 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

COURSES • Full-Stack Developer, IT School GoIT, 2022.
INTERNSHIP • 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