Володимир

Volodymyr Vinohradov
AI & Backend Engineer
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AI & Backend Engineer building production-grade LLM platforms, real-time
[open contact info](look above in the "contact info" section) services, and multi-channel automation. Delivered RAG-grounded agents and
Email voice workflows for civic services, sales automation, and personal AI products.
Linkedin Integrated 20+ external services across AI, messaging, telephony, payments,
identity, and cloud infrastructure. Strong ownership across architecture,
Telegram
implementation, deployment, and reliability.
GitHub
Ukraine, Kharkiv City. Remote
Work Experience
Can work during blackouts
Feb 2024 AI & Backend Engineer —
Present Neurotrack.tech
Skills Delivered production AI platforms for civic services and sales
automation, owning backend architecture and reliability.
AI & LLM: OpenAI, Gemini, RAG, Integrated 20+ AI, messaging, telephony, payments, identity, and
MCP/FastMCP, BGE-M3, hybrid cloud services.
search, tool calling Achieved ~2–3s voice response latency across parallel calls with
streaming Google STT/TTS, Gemini, and async processing.
Backend: Python, FastAPI, Django
Migrated FreeSWITCH telephony to Asterisk while preserving SIP,
REST, asyncio, SQLAlchemy, CRM, and STT/TTS workflows.
Alembic, Pydantic, Connect-
RPC/gRPC, Protobuf
Jan 2023 Python Developer — Independent
Data: PostgreSQL,
Feb 2025 Projects
Redis/RediSearch, Redis
Built Django and FastAPI backends with REST APIs, JWT
Streams, TaskIQ, PgBouncer,
authentication, payments, background jobs, and Docker
MySQL deployments.
Voice: Asterisk, FreeSWITCH, Implemented Stripe payments, Telegram notifications, Celery
SIP, STT/TTS, Speechmatics, tasks, and Swagger/OpenAPI documentation.
Deepgram, ElevenLabs, Google Developed e-commerce workflows, asynchronous services, and
S3/Dropbox media storage.
Cloud TTS
Tech: Python, Django REST Framework, FastAPI, PostgreSQL,
Frontend: Svelte 5, Vue 3,
Redis, Celery, Docker.
TypeScript, Tailwind CSS
DevOps: Docker, Nginx/Traefik,
S3/MinIO/R2, GitHub Actions
Jan 2014 Feb SkyLink Fiber Networks
Quality: JWT/OAuth2, Argon2id, 2024 Fiber Optic Technician
RBAC, pytest, Ruff, Pyright,
Installed and maintained FTTH networks for residential and
Sentry
commercial customers.
English: Upper-Intermediate Performed fusion splicing, OTDR testing, and signal-loss
diagnostics.
Coordinated fiber route planning and field implementation with
Integrations & Learning engineering teams.
Tools: fusion splicing, OTDR, FTTH.
Channels: Telegram, Viber, WhatsApp,
Facebook, Instagram, SendPulse
Payments: Stripe, WayForPay, LiqPay
Identity: Google, Facebook, Microsoft OAuth
Telephony: Zadarma, Binotel, Twilio
Learning: Apache Kafka, Prometheus, TRAINING Python Development — Mate Academy
GraphQL
Python Development — Hillel IT School

Python Programming — Stepik

Algorithms — LeetCode & Codeforces

PORTFOLIO
CivicAI — Civic AI Platform
Description Production civic AI platform supporting 5 communication channels with RAG-
grounded responses and real-time operator workflows.

Implemented Features Telegram, Viber, WhatsApp, Facebook and Instagram
8-format KB pipeline with hybrid BM25/vector search
Guardrails, automated escalation and real-time operator workflows

Technologies Python, FastAPI, SQLAlchemy, Alembic, Svelte 5, PostgreSQL,
Redis/RediSearch, Redis Streams, TaskIQ, BGE-M3/TEI, OpenAI,
Gemini, WebSockets, S3, Docker
Links Live: https://civicai.pp.ua
github: https://github.com/kram3ko/Cognify

SalesDep — AI Sales Automation
Description AI-powered text and voice sales platform with website widgets, SIP telephony,
CRM automation and omnichannel engagement.

Implemented Features
~2–3s end-to-end voice response latency across parallel calls
Streaming Google STT/TTS, Gemini and non-blocking async processing
FreeSWITCH-to-Asterisk migration with SIP and CRM workflows
Technologies
Python, FastAPI, Laravel, Vue 3, PostgreSQL, Redis, TaskIQ, OpenAI,
Gemini, MCP, gRPC, Asterisk, FreeSWITCH, SIP, Google STT/TTS,
Speechmatics, WebSockets, Sentry, Docker

Links
Live: https://salesdep.ai

Codex Server — Personal AI
Platform
Description Multi-user personal AI platform across Web, Telegram and voice with durable
HTTP/2 streaming, memory, uploads and MCP tools.

Implemented Features Durable AI turns via TaskIQ + Redis Streams with interrupt, steer and
reconnect
Connect-RPC/Protobuf server streaming and FastMCP integrations
Speechmatics STT, Google Cloud TTS, image delivery and observability

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

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

Django e-commerce app with catalog, authentication, admin workflows, HTMX interactions
and Dropbox media storage.
Toyshop — Online Store Python, Django, HTMX, Tailwind CSS, PostgreSQL
Live: https://toys-shop.onrender.com/
GitHub: https://github.com/kram3ko/Toyshop