Denis Poda, Fullstack Developer | React | Next.js | Node.js |

Description

Fullstack Developer with a frontend specialization and hands-on experience building responsive web

applications and real-time features. Comfortable working with modern JavaScript frameworks like

React and backend tools including Node.js, MongoDB, and PostgreSQL. Experienced in integrating

third-party APIs, implementing payment systems, and handling localization. Focused on writing clean,

maintainable code and delivering practical, user-focused solutions.

Industry field of expertise

Languages

Ukrainian
Native or bilingual
English
Fluent

Workplace preferences

Remote only

Primarily works remotely

Zpoken
Fullstack Developer
May 2024 - March 2026 (1 year and 10 months)
• • Developed fullstack web applications using Next.js, React, Node.js, Express
• • Built and maintained REST APIs for client-server communication
• • Architected and optimized PostgreSQL database schemas (relations, indexing, query optimization) using Prisma ORM, reducing query response time by ~30–40%
• • Implemented authentication, user flows, and business logic
• • Optimized frontend performance using SSR/SSG, code splitting, and caching, improving page load speed and SEO
• • Developed reusable and scalable component architecture (UI kit, shared hooks, services)
• • Implemented real-time features using WebSockets (e.g., live updates for user data / transactions / notifications)
• • Containerized applications using Docker, creating multi-service setups (app + database) with Docker Compose
Next.js Docker Node.js NestJs Kubernetes
Onix-Systems
Fullstack Developer
May 2023 - February 2024 (9 months)
• • Built fullstack applications using Next.js, React, Node.js
• • Integrated backend with PostgreSQL / MySQL databases
• • Developed scalable API architecture and handled data flow
• • Implemented state management (Zustand / Redux Toolkit)
• • Worked on e-commerce and corporate platforms
• • Improved SEO using SSR/SSG
Next.js Node.js React.js Typescript JavaScript

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Bachelor Degree in Software Engineering
Kharkiv National University of Radio Electronics
Bachelor Degree in Software Engineering