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  1. Freelancers

Svitlana Khrystenko

Offer Svitlana work on your next project.

Ukraine Kharkiv, Ukraine
8 days 22 hours back
Available for hire available for hire
1 proposal made
on the service 4 months 8 days
Freelancer Svitlana K. — Ukraine, Kharkiv. Core skill — Bot Development, AI & Machine Learning

Rating

Successful projects
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Average rating
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Rating
314
Bot Development
340 place out of 1915
AI & Machine Learning
176 place out of 2858

Language proficiency level

Українська Українська: fluent
Русский Русский: fluent
English English: upper-intermediate
Italiano Italiano: upper-intermediate

Skills and abilities

Programming

Services

Photo, Audio & Video


Promotion

Writing

Portfolio


  • AI Agent for Barbershop (n8n + Vapi + Google Calendar)

    AI & Machine Learning
    AI Agent for Barbershop (n8n + Vapi + Google Calendar) — example of freelancer's portfolio work in category AI & Machine Learning
    Booking AI Agent that processes communication with clients via chat and voice. The system combines n8n workflows with the Vapi voice agent and external integrations. Key features: Real-time availability check (Google Calendar) Checking free slots in real-time. Service-oriented logic The system receives information about services (duration, type) and dynamically adjusts available slots accordingly. Automatic booking After confirming a slot, the system creates an event in Google Calendar with all necessary data (client's name, service, time). Multichannel interaction (chat + voice) Clients can communicate via both messages and calls.

    Technology stack: n8n (main workflows) Vapi (voice AI agent) Google Calendar API OpenAI Chat Model Simple Memory MCP Client (Tool Orchestration)

  • AI ManyChat Bot with Make Integration

    Bot Development
    AI ManyChat Bot with Make Integration — example of freelancer's portfolio work in category Bot Development
    Development of a chatbot system for an online marathon using ManyChat, Make.com, and AI.

    In ManyChat, a chatbot has been implemented that sends users a code word and a unique task every day. User interactions are processed through Make.com using webhook integrations for stable data exchange between systems.

    … For the validation of completed tasks, AI (OpenAI) has been integrated, which analyzes participants' responses and automatically generates personalized feedback. Additionally, AI support has been set up to respond to user inquiries.

    All interactions and results are stored in Airtable for further tracking and analytics.

  • Data Parsing & Knowledge Base Creation for AI Agent (n8n)

    AI & Machine Learning
    Data Parsing & Knowledge Base Creation for AI Agent (n8n) — example of freelancer's portfolio work in category AI & Machine Learning
    Development of an automated solution for collecting, processing, structuring, and storing data using the n8n platform.

    A pipeline for parsing and normalizing data has been implemented, followed by storage in a database and integration into a vector knowledge base for the AI agent.

    … The solution provides efficient search, extraction, and use of information by the AI agent in responses to users and when performing automated actions.

  • AI Agent for Automated Social Media Posting

    AI & Machine Learning
    AI Agent for Automated Social Media Posting — example of freelancer's portfolio work in category AI & Machine Learning
    Development of an AI agent based on n8n for automated creation and publication of content on social media.

    The AI agent receives client requests directly in Telegram in the form of text messages or voice notes and automatically converts them into ready-to-publish posts with visuals for Instagram, Facebook, TikTok, YouTube, LinkedIn, X (Twitter), Threads, Pinterest, and Telegram channels.

    … The solution completely eliminates the need for manual copywriting, image generation, and content uploading, allowing businesses and authors to publish materials faster, more reliably, and with minimal time expenditure.

  • AI WhatsApp Financial Quiz & PDF Reports

    Bot Development
    AI WhatsApp Financial Quiz & PDF Reports — example of freelancer's portfolio work in category Bot Development
    Automation for an insurance company based on WhatsApp using ManyChat, Make.com, and email.

    An AI quiz has been implemented in ManyChat, where OpenAI dynamically formulates questions based on user responses and generates personalized financial analysis and recommendations.

    … The quiz results are sent to Make.com, where a branded PDF report is automatically created (via PDF.co) and sent to the client via email.

    Additionally, AI support (FAQ) and appointment booking with an insurance agent through Calendly have been set up.

Activity

  Latest proposals 5
Set up processing of incoming messages from advertising using AI
68 USD
Development of chatbots
113 USD
AI automation of lead processing, CRM, and customer retention
451 USD
Setting up a chat bot in TG and Instagram
41 USD
Create a Quiz for selling custom furniture (kitchens / wardrobes / children's / others)
90 USD