Володимир

Volodymyr Vinohradov
AI & Backend Engineer
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AI & Backend Engineer specializing in production-grade LLM systems,
[открыть контакты](см. выше в блоке «контактная информация») microservice architecture, and real-time applications.
Email Built RAG-grounded AI agents, tool-calling workflows, and multi-channel
Linkedin automation.
Delivered scalable FastAPI services, event-driven processing, WebSockets, and
Telegram
voice/telephony integrations.
GitHub Strong ownership across architecture, implementation, deployment, and
Ukraine, Kharkiv City. Remote reliability.
Can work during blackouts Upper-Intermediate English; effective in cross-functional teams.

Skills Work Experience
feb 2024 AI & Backend Engineer
present
AI & LLM: OpenAI, Gemini, RAG, • Architected and delivered production AI platforms for civic
MCP, BGE-M3, hybrid search, tool services and sales automation.
• Built multi-platform AI assistants for Web, Telegram, CRM and
calling
voice using RAG, LLM agents and MCP/tool calling.
Backend: Python, FastAPI, • Developed microservices for CRM automation, telephony,
Django REST, Laravel, asyncio, background jobs, billing and analytics.
SQLAlchemy, Pydantic, gRPC • Owned backend architecture, integrations, deployment,
Architecture & Data: observability and reliability.
Microservices, Redis Streams, Jan 2023 Python developer
TaskIQ, PostgreSQL, PgBouncer, Feb 2025
Simple & Professional:
Redis/RediSearch Designing and developing scalable backend solutions using
Voice AI: STT/TTS, Asterisk, Python.
Twilio, Speechmatics, Deepgram, Collaborating with cross-functional teams to implement new
ElevenLabs features and optimize performance.
Frontend: Vue 3, Svelte 5, Writing clean, maintainable code and conducting code reviews
to ensure quality.
TypeScript, Tailwind CSS
Technologies: Python, Django, Rest_framework,
DevOps: Docker, Nginx/Traefik, Html/Css, JavaScript, Aiogram, OpenAI API, AsyncIO,
S3/R2, GitHub Actions PostgreSQL, Docker, Render, NeonDb, Bleach, Langchain
Security & Quality: JWT/OAuth2,
Argon2, RBAC, pytest, Ruff,
Jan 2014 Feb SkyLink Fiber Networks
Pyright, Sentry 2024 Fiber Optic Technician
English: Upper-Intermediate
Specialized in fiber slicing, splicing, and network installation
for both residential and commercial internet services
Deployed and maintained FTTH (Fiber to the Home)
infrastructure
Performed fusion splicing, OTDR testing, and diagnosed signal
Development loss issues
Collaborated with engineering teams to design and plan fiber
Full Stack — Vue/Svelte, TypeScript, optic routes
FastAPI, Laravel, gRPC
AI & Search — RAG, agents, MCP, BGE-M3,
embeddings
Distributed Systems — microservices, Redis
Streams, TaskIQ, WebSockets EDUCATION Python Development — Mate Academy

DevOps & Security — Docker, Traefik, S3/R2, Python Development — Hillel IT School
CI/CD, OAuth/JWT, SentryData & Voice —
PostgreSQL, Redis/RediSearch, Asterisk, Python Programming — Stepik
STT/TTS
Algorithms — LeetCode & Codeforces
 PORTFOLIO
CivicAI — Civic AI Platform
Description Production multi-channel platform that automates citizen support with RAG-
grounded AI and operator workflows.

Implemented Features • RAG agents, hybrid search, guardrails and escalation
• Telegram, Viber, Facebook/Instagram and voice transcription
• Realtime dashboards, event-driven jobs and operator workflows

Technologies Python, FastAPI, Svelte 5, PostgreSQL, Redis/RediSearch, BGE-M3,
Redis Streams, TaskIQ, OpenAI, Gemini, WebSockets, S3, Docker

Links Live: https://civicai.pp.ua

SalesDep — AI Sales Automation
Description Microservice platform for AI-powered text and voice sales agents, CRM
automation and omnichannel customer engagement.

Implemented Features
• Built RAG/LLM agents, MCP tools and streaming conversations
• Integrated CRM, telephony, STT/TTS and messaging providers
• Designed realtime services, background automation and billing
Technologies
Python, FastAPI, Laravel, Vue 3, PostgreSQL, Redis, TaskIQ, OpenAI,
Gemini, MCP, gRPC, Asterisk, Speechmatics, PgBouncer, WebSockets,
Sentry, Docker

Links
Live: https://salesdep.ai

Codex Server — Personal AI
Platform
Description Personal AI platform delivering Codex assistants across Web, Telegram and
voice with durable real-time streaming.

Implemented Features • Multi-user chat, roles, uploads, memory and MCP tools
• Durable AI turns via TaskIQ + Redis Streams with interrupt, steer and
reconnect
• Voice-to-voice, image delivery, live usage and observability

Technologies Python 3.14, FastAPI, Svelte 5, Connect-RPC, TaskIQ, PostgreSQL,
Redis Streams, S3/R2, Docker, Traefik, Sentry

Links GitHub: https://github.com/kram3ko/codex_server

Compact Django e-commerce app with catalog, authentication, admin workflows and
media storage.
Toyshop — Online Store Python, Django, HTMX, Tailwind CSS, PostgreSQL •
https://github.com/Kram3ko/Toyshop