Margo

MARGO MATSKEVYCH
Backend / Full-Stack Developer
Kyiv, Ukraine [open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) margo-matskevych

MargoMatskevych margo_matskevych

SUMMARY
Backend Developer specializing in Node.js and TypeScript. Design and build REST and GraphQL APIs, data models in
PostgreSQL and MongoDB, and integrations with external services. Focus on maintainable, well-tested code with clear
API contracts and documentation; own features from design through delivery.

PROFESSIONAL EXPERIENCE
Liatoshynsky Foundation | SoftServe IT Academy, Full-Stack Developer 08/2026 – Present | Remote
CMS for foundation content and digital archive
Implemented the Research Works module backend end-to-end: GraphQL schema and resolvers, domain and
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Mongoose repository layers, Zod validation, and Jest tests.
Built digital archive features: fund/case search and a structural page editor with SEO fields for multilingual pages.
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Added server-side validation across content types (news fields, shared event fields, per-locale SEO rules) to keep
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published data consistent; acted as Scrum Master for the team.
Stack: TypeScript, Node.js, Next.js, GraphQL/Apollo, MongoDB/Mongoose, Zod, Awilix, Jest, Git

UT | Freelance, Backend Developer 06/2025 – Present | Remote
European road-toll platform for truck operators
Built and maintained a toll-aggregation backend integrating REST APIs from multiple European toll providers.
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Implemented scheduled jobs for automated balance checks and PDF report/invoice generation (Puppeteer,
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Handlebars), replacing manual monitoring.
Designed credential and vehicle-profile management with secure JWT-based authentication.
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Documented all endpoints with TSOA/Swagger (OpenAPI) and covered core business logic with Jest tests.
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Built email and Telegram notification flows for real-time alerts, and integrated Mixpanel for usage tracking.
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Stack: TypeScript, Node.js, Express, PostgreSQL, Sequelize, Redis, TSOA/Swagger, Puppeteer, JWT, Jest, REST APIs,
Handlebars, Mixpanel, Git

SKILLS
Programming Languages (TypeScript, JavaScript) | Backend (Node.js, Express, REST APIs, Swagger/OpenAPI,
Sequelize, Mongoose, GraphQL, Apollo, Zod, Awilix) | Frontend (Next.js, React) |
Databases (PostgreSQL, MongoDB) | Testing (Jest, Vitest) | Tools (Git, Docker basics, AI-assisted development)

CERTIFICATES (SOFTSERVE IT ACADEMY)
Fullstack React/Node.js Engineer Internship (Liatoshynsky Foundation CMS) | Fullstack JS Project-Based Learning |
Advanced Backend with Node.js | Advanced Frontend with React.js | Mobile Development with React Native |
DevOps for Developers | Database Fundamentals | JavaScript / TypeScript Fundamentals |
Frontend Fundamentals

EDUCATION
Kyiv Applied College of Architecture, Construction and Management 2020 – 2024 | Kyiv, Ukraine
Professional Junior Bachelor | Architecture and Town Planning

LANGUAGES
Ukrainian (Native) | English (Strong Intermediate)