Станіслав

Stanislav Kertytsia
Fullstack Web Developer (Vue / React / Symfony)
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
Telegram: @stanislav_kertytsia
Ukraine, Dnipro

Experience
E-commerce - car sale (Nuxt / Nest / Elasticsearch / Redis / gRPC / GraphQL)
02.2023 - 06.2025
- Implementation and formatting of car cards taking into account UX and adaptability.
- Development of car addition forms with comprehensive data validation on the client and
server sides.
- Implementation of complex filtering taking into account price ranges, dates, brands, and
other parameters with support for pagination and sorting in Elasticsearch.
- Reduce page load time by optimizing images (WebP, compression). Implement
conditional rendering of components to avoid unnecessary re-renders.
- Caching of car lists, search results with filters and popular models with automatic
updating when data changes.
- Using gRPC to reduce network load and latency, accelerate data transfer with strong
typing of requests and responses.
- GraphQL integration for selective data retrieval.
Intranet - ship delivery (React / Symfony / RabbitMQ)
06.2023 - present
- Data management for a large number of users and companies, implementation of role and
access logic.
- Implementation of document upload forms with validation and processing on the
backend.
- Development of step-by-step forms for creating and managing study groups for taking
courses.
- Development and optimization of large tables for displaying data about users, groups and
companies with support for pagination and a large number of filters.
- Development of an email messaging system using asynchronous queue processing.
Technology stack
- Frontend: JavaScript / TypeScript, Vue / Nuxt, React / Next, Sass, Tailwind.
- Backend: Symfony, NestJS.
- API: REST, GraphQL, gRPC, RabbitMQ.
- Database: PostgreSQL, MySQL, MongoDB, Redis, Elasticsearch.
- Tools: Docker, Git, GitHub, GitLab, Jira.
Education
Master of Computer Science | National Technical University "Dnipro Polytechnic".
Languages
- English: Intermediate B1.
- Ukrainian: Native.