Богдан

Lytvynenko Bohdan Serhiyovich
Full-stack developer

[відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація») Kyiv, UA, Ukraine

Summary Experience
Driven backend developer with Full-stack (React,Next,Nest) Dec 2020 - Mar 2026
extensive experience in building Adamant Systems Astana, KZ, Kazakhstan
scalable applications using
NestJS and TypeScript. Proven Developed and maintained scalable web applications using React and
ability to optimize system Next.js (App Router), focusing on performance, SEO, and clean
performance, achieving a 30% architecture.
reduction in processing times Built fullstack features using Next.js (frontend) and NestJS (backend),
through efficient coding including authentication, protected routes, and API integration.
practices and the integration of Implemented JWT-based authentication with refresh tokens, secure
robust APIs. Strong collaborator, cookies, and role-based access control (RBAC).
fostering communication Designed and optimized RESTful APIs using NestJS and Prisma ORM,
between front-end and back-end ensuring efficient data access and maintainability. Integrated third-party
teams to ensure seamless services such as Stripe (payments & subscriptions) and external APIs.
application functionality. Worked with PostgreSQL databases, handling schema design, relations,
Committed to leveraging and query optimization.
technical expertise to deliver Applied TanStack Query for efficient server state management, caching,
innovative solutions that and data synchronization.
enhance user experience and Built responsive and modern UI using Tailwind CSS, Ant Design and
drive business success. component-based architecture (FSD approach).
Implemented real-time features using WebSockets, enabling live updates
Results-oriented front-end
in the application.
developer specializing in crafting
Optimized performance through SSR/SSG/ISR (Next.js) and improved
responsive designs that elevate
Core Web Vitals.
user experience across devices.
Set up development environment using Docker, including containerized
Proven track record in
backend and database services.
implementing state
Configured CI/CD pipelines and deployment.
management solutions and
Collaborated with designers to translate UI/UX into pixel-perfect,
optimizing application
responsive interfaces.
performance, culminating in
Participated in Agile workflows: sprint planning, code reviews, and
significant efficiency gains.
iterative feature delivery.
Experienced in Agile
environments, contributing to
sprint planning and delivering
Front-end(React develop) Oct 2019 - Nov 2020
Solid5 Kyiv, UA, Ukraine
projects on time. Eager to utilize
technical expertise and
collaborative skills to drive Designed and implemented user-friendly web interfaces using React,
innovative web development. ensuring a seamless user experience.

Developed responsive and adaptive web applications, optimizing
Skills performance across various devices and browsers.

Collaborated with back-end developers and designers to integrate APIs
Zod and improve application functionality.
Expert
Resolved cross-browser compatibility issues, ensuring consistent behavior
across all platforms.
RHF Optimized web applications for maximum speed and scalability,
Advanced enhancing user satisfaction.

Cursor.ai Assisted in the troubleshooting and debugging of application issues to
Expert ensure smooth operation.

RabbitMq Front-end developer Jun 2018 - Oct 2019
Proficient Proxyma Kyiv, UA, Ukraine

Stripe Developed responsive user interfaces using HTML, CSS, and JavaScript to
Proficient enhance user experience across multiple devices.

Redis Collaborated with designers to translate wireframes and mockups into
Advanced functional user interfaces.

postgreSQL Optimized website performance by reducing load times through image
Proficient compression and efficient coding practices.

Worked closely with back-end developers to integrate APIs and enhance
NestJS
site interactivity.
Expert

TypeScript Education
Expert

HTML Computer Systems Automation - Bachelor's Degree
Expert National University of food technologies
2017 - 2021 Kiev, Ukraine
Next.js
Expert

CSS
Expert

JavaScript
Expert

Redux
Proficient

Problem-Solving
Expert

Team Collaboration
Expert

Version Control (Git)
Advanced

Performance
Optimization Expert

Responsive Design
Expert

React
Expert