Богдан

Odessa, Ukraine

Bohdan Tsaryk [open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
t.me/tsarr/
Full-Stack JS Developer https://github.com/tsarrB

Problem solver with 7+ years of experience in WEB development. Worked on
various products, including high-load and high-traffic systems. Developed top
marketplaces, integration platforms, and complex interfaces, handling end-to-
end development (UI/UX, backend, deployment). Proficient in DevOps: CI/CD
pipelines, server setup. Became a guru in performance optimization and SEO.
Currently focusing on AI solutions (agents).

EXPERIENCE EDUCATION

Safedigit Chernivtsi National
University
Senior Frontend developer
Bachelor of Computer Science,
• Development of an integration platform using Nuxt 3/Vue 3.
December 2017
• Interactive workflow canvas (Vue Flow, Dagre.js) with undo/redo
support. Chernivtsi, UA
• AI agent based on OpenAI API for configuring integration steps,
testing, and code generation.
• Contextual prompts configuration to adapt the platform's business LANGUAGES
logic.
• Code editor with syntax highlighting (CodeMirror: English – B2
JS/JSON/SQL/Python) and plugins for project integration Ukrainian – native
(autocompletion, hints).
• Auth system using Supabase + JWT + OAuth 2
• Integration with platforms: Shopify (e-commerce), Apideck (unified PERSONAL QUALITIES
API), Plaid (finance).
• Work with PostgreSQL: migrations and query optimization. Positive attitude and energy,
adaptable, responsible,
Vue 3, Nuxt 3, TypeScript, Supabase, OpenAI API, CodeMirror, Apideck,
punctual, problem-solving.
Shopify, React, Next
Good team member.
https://safedigit.io/

Fedevco ACTIVITIES

Senior Frontend developer
Sports, games, YouTube,
• Participated in architecting a no-code/low-code betting site builder psychology, computers, and
with drag-and-drop widgets for pages, forms, and real-time data discovering something new.
feeds.
• Implemented multi-layer caching (Redis/Nginx/file-based) for
dynamic routes.
• Engineered WebSocket-driven real-time updates for live bets/odds,
 handling 8k+ messages/minute via connection pooling.
• Built a dynamic route parser that maps URL patterns to Redis-stored
site structures
• Reduced LCP by 40% via SSR HTML sanitization (removing unused
Nuxt SSR data during SSR hydration).
• Optimized Web Vitals to "green zone"
• Designed a modular widget system (FormKit-based forms,
configurable dashboards) with atomic re-render logic.

Vue 3, Nuxt 3, TypeScript, WebSocket, Sentry, FormKit, Radix, Nginx,
Redis, Vite, bash

Keepsolid ink
Frontend Tech Lead

• Refactoring and implementation of new features on existing projects
• Migration of similar sites to the monorepo and development of code-
sharing infrastructure between projects
• Mentoring
• Using Node.js for Backend Web Development
• Supporting and developing Nuxt Modules which were extended each
of be project
• Browser extension migration to Manifest v3
• Improvement of CI/CD flow, implementation of the intermediate
review stage
• Improving the team's developer experience. Implementation of agile
methodologies

Vue, Vue3, Nuxt, Nodejs, Nest.js, Postgress, Cron, TypeScript, Sentry,
GitLab CI, Nginx, Redis, Nuxt modules, Web extensions, pnpm
workspaces

https://www.keepsolid.com

Uteka, Remote
Front-end developer

• Developed a pharmacy marketplace to search for medicines in the
nearest pharmacies with the ability to book
• Created mobile and desktop sites, admin panel for pharmacies, UI kit
for emails, admin panel and widgets for partners
• Designed the architecture in all of the above projects
• Developed the UI Kit
• Did a lot of work to improve web vitals metrics
• Code reviewing

PWA, Vue, Vue 3, Nuxt, Vuex, Pinia, Vite, TypeScript, Vuetify, Tailwind,
Foundation emails, Sentry, Yandex map API

https://uteka.ru
SELF-CREATED PROJECTS

ServerTagTracking
The platform for creating and managing sGTM containers

• Designing and developing an architecture for both backend/frontend
parts
• Setting monorepo
• Writing bash-scripts
• Preparing servers to deploy sGTM containers automatically
• Logging of infrastructure activities and further analysis of logs

Vue3, Nuxt3, Nodejs, Nest.js, Postgress, TypeScript, Nginx, Redis, pnpm
workspaces, Bash-scripts

https://github.com/tsarrB/stt

Pullcrm
Appointment Scheduling Software

• Developing a customer accounting system
• Designed architecture for both backend/frontend parts
• System design
• Migrated Vue application from 2 to 3 version
• DevOps
• Setting up the app via appstoreconnect

Vue, Nuxt, Vitepress, MySQL, Node.js, Express, TypeScript, Cypress,
Sentry, GitHub CI, Linux, pm2, nginx, CapacitorJS, Quasar, Redis, Vite,
Strapi

https://github.com/pullcrm/frontend