Vitalii

VITALII
SAPUNOV
FRONTEND DEVELOPER

Contacts Summary
Frontend Developer specializing in JavaScript/TypeScript with
Phone [open contact info](look above in the "contact info" section) experience in Next.js, React, and Node.js. Focused on building full-
Email [open contact info](look above in the "contact info" section) cycle solutions including responsive web applications, backend
Address Dnipro, Ukraine services, API integrations, and deployment. Strong background in
automation and chatbot development using n8n, SendPulse,
Telegram LinkedIn GitHub ManyChat, and Make, as well as CRM integrations and workflow
optimization.

Tech-skills
JavaScript/TypeScript
Work experience
Next.js May, 2025 - Nov, 2025
React ValsyDev | NDA

Node.js Software developer
Nest.js
Integrated and managed Firebase for authentication,
Express.js
database, and cloud functions.
NoCode/LowCode (N8N/
Developed cross-platform mobile applications using
SendPulse/Flutterflow)
FlutterFlow, including custom functions and API integrations.
MongoDB, AWS, Redis,
Built and maintained web applications with React, Node.js,
Cloudinary, NoSQL
and AWS (Lambda, API Gateway, Serverless).
HTML5/CSS3/SASS/Tailwind
Implemented and optimized CRM workflows with Zoho,
REST-API
Jobber, and custom API integrations.
Managed and enhanced Webflow websites, including CMS
Languages structure, custom code, and performance optimization.
English - Upper-Intermediate Designed and automated business processes using n8n,
Ukranian - native SendPulse, and other automation platforms.
Russian - native
2024 - nowadays
Freelance
Soft-skills Fullstack web developer
Accurate
Developed and improved websites and full-stack applications,
Flexible
ensuring stable functionality and clean architecture.
Calm
Created and maintained chatbots across platforms (Telegram,
Eager to learn
Viber, Instagram, SendPulse, ManyChat), including API logic
Self-dependence
and automation flows.
Education Delivered semantic, accessible, and fully responsive layouts for
modern web interfaces.
Online study | JavaScript web developer
Built and deployed Node.js applications, including Express.js
May, 2022 – April, 2023 backends and server-side logic.
Configured and integrated APIs for external services, CRMs,
and automation tools.
Worked with databases (MongoDB, Cloudinary, NoSQL) for
data storage, structuring, and querying.
Optimized web application performance, reducing load times
and improving user experience.
 Project experience
NGLAB website | link [Next.js, Server side components, Next api router, mongodb, cloudinary,
sendpulse, netlify, i18n]
NeuroGen Lab specializes in the selection, integration, and quality support of
business-oriented AI solutions. Made full Next.js integration with Next api
routing, cloudinary and mongo databases, sendpulse and netlify webhooks,
google tags, next-intl internalization, performance upgrading and other features.

Spilno Igrashki | link [Express.js, Node, Mongodb, cloudinary, React, TypeScript, Redux,
Open Graph, React router, Rest API, Yup, Formik, React-slip-slider]

Spilno Igrashki is a program with free children's games for early drawing, which
is implemented through the network of Children's points "Spilno". Project
sponsored by UNICEF.
Developed front and server side based on Express.js

StorchevasCabinetBot | [Node.js, SendPulse, render.com]
link
Chat bot for Dr.Storcheva clinic presentation, medical services, sign up to the
speciallist.
Additionally integration project with sendpulse CRM, node.js server notification
automatization clients and specillaist about new appointment and any changes in
exist, birthday discount notification, cron-job deploy.

SoYummy | link [React.js, React Hooks, Redux toolkit, React router, Rest API, Node.js
(backend)]

Website pet project for saving and share receipies.
Recipe collections, own cookbook, save and retrieve your own recipes, ingredients
shop cart. The app based on custom backend interaction.

Виконавець бот | link [Node.js, node-cron, redis, luxon, telegraf, telegram api]

Telegram bot helps users create, manage, and respond to orders within a group,
provides streamlined communication between customers and responders.

Black_&_White_pizza | [Telegram chat bot, sendpulse]
link Chat bot for Black_&_White_pizza with company presentation and
making delivery, SendPulse CRM integration for marketing purposes.

Leela game bot | link [Telegram chat bot, sendpulse]
Leela was designed to be a game of life that provides insight into human
consciousness and a key to divine knowledge. One is able to play Leela by using the
chatbot; a virtual die is presented by random numbers.
Players roll a die to move around the board, which features cards representing
different states of consciousness, virtues, and flaws.