Поліна

Polina Pikalova
Junior Full Stack Developer
St. Petersburg, FL · Portfolio · GitHub · LinkedIn
[відкрити контакти](див. вище в блоці «контактна інформація») · [відкрити контакти](див. вище в блоці «контактна інформація»)

SUMMARY

Full Stack Developer with hands-on experience building and deploying MERN stack applications. Built 3
production-ready projects including a real-time messaging app, recipe platform, and e-commerce catalog.
Proficient in React.js, Node.js, Express.js, and MongoDB. Available immediately.

TECHNICAL SKILLS

Frontend:
React, JavaScript (ES6+), HTML5, CSS3, SCSS,React Router, Redux Toolkit, MERN Stack

Backend:
Node.js, Express.js, REST API, JWT Authentication, MongoDB, Mongoose

Tools & Deployment:
Git, GitHub, Vercel, Render, Cloudinary, Multer, Nodemailer, Axios, Swagger UI, Figma , VS Code ,Postman , CI/
CD , Agile/Scrum

PROJECTS

Drink Master — Full Stack MERN Application
Live: https://drink-master.vercel.app GitHub: https://github.com/Poly1999/DRINK-MASTER-APP
• Constructed full-stack cocktail recipe platform with search and filtering across 400+ recipes using 5+ filter
parameters
• Secured application with JWT auth and protected routes across 2 deployment environments (Vercel +
Render)
• Architected 10+ RESTful API endpoints with Node.js/Express; incorporated Cloudinary CDN for fast image
delivery
• Shipped personalized dashboard with favorites system, managing state across 3+ Redux Toolkit slices
• Shipped 100% mobile-responsive UI — tested across 3+ screen breakpoints and deployed on 2 platforms

Chatify — Real-Time Messaging Application
Live: https://mychatify-app.vercel.app/ GitHub: https://github.com/Poly1999/Chatify---Messenger
• Architected real-time bidirectional messaging with Socket.io — sustains 10+ concurrent connections with
sub-100ms delivery
• Hardened auth with JWT + bcrypt (12 salt rounds); applied Arcjet rate limiting across 3+ API routes
• Incorporated 2 third-party services: Cloudinary for image sharing and Nodemailer for systematized email
notifications
• Solved cross-origin auth failure across 2 platforms (Vercel + Render) by migrating from cookies to Bearer
tokens
• Cut global state boilerplate by ~40% by replacing Redux with Zustand across 5+ shared state slices

DogClub — Full Stack Web Application
Live: https://dogclub.vercel.app GitHub: https://github.com/Poly1999/DogClub
• Launched product catalog with shopping cart for 40+ items, paginated across 6 pages for optimized load
performance

• Built 8+ REST API endpoints with Express/MongoDB; automated email notifications on 2 user-triggered
events
• Designed responsive UI from scratch with form validation across 4+ input fields — compatible with all screen
sizes

EXPERIENCE

Front Desk Administrator · VK Dance School — Hallandale Beach, FL · 02/2024–09/2024
• Managed front desk operations including client check-ins, scheduling, and payment processing
• Provided customer service to 30+ daily clients in a fast-paced environment with consistent positive feedback
• Coordinated class schedules and communicated updates to students, parents, and instructors

Office Manager · Windows & Doors Company — Toronto, Canada · 08/2022 – 10/2023
• Oversaw daily operations for 3+ person team — scheduling, client communication, and cross-department
coordination
• Streamlined internal workflows, reducing scheduling conflicts by introducing structured weekly tracking
system

Customer Service Associate · Burlington Stores — Toronto, Canada · 04/2022 – 08/2022
• Handled 50+ daily customer interactions in high-traffic retail environment with consistent positive feedback
• Processed transactions and addressed issues with under 5-minute average resolution time

Sales Associate · Diesel — Kyiv, Ukraine · 11/2021 – 02/2022
• Drove sales through consultative approach, consistently meeting monthly targets in premium apparel retail
• Built repeat customer base by delivering personalized service across multilingual clientele

EDUCATION

Full Stack Developer Certificate · Genius Space · 08/2025 – 03/2026

Frontend Developer Certificate · Coursera · 01/2026 - 02/2026

Bachelor's & Master's Degree — Chemical Technologies · NTU "KhPI", Ukraine · 09/2016 - 11/2021

ADDITIONAL
• English: B1–B2 , Ukrainian: native
• Open to remote
• Open to Full time