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Bogdan Ulanovskiy
Kyiv, Ukraine | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section) | github.com/knodelchik

Professional Summary
Software engineer with 5+ years of commercial experience across fintech, AI, healthcare and consumer products. Built the
LLM-agent interface of a finance app (streaming responses, tool calls) and an agent pipeline with LangGraph, tool calling, a custom
MCP server, vector search and Langfuse evals. Integrates REST / WebSocket APIs with role-based permissions; backend with
Python (Django / DRF, FastAPI), Node.js, SQL and OAuth; ships services with Docker, Kubernetes and GitOps (Argo CD, Kargo).

Technical Skills
AI / LLM: OpenAI / Anthropic / Gemini APIs (tool / function calling), MCP servers, AI agents, LangChain / LangGraph, RAG,
embeddings & vector DBs (pgvector, Pinecone), Langfuse (tracing, evals)
Languages & Frameworks: Python, SQL (PostgreSQL), TypeScript, JavaScript (ES2022+), React / Next.js / React Native
Backend / integration: Django / DRF, FastAPI, Node.js, Nest.js, REST, JSON, WebSockets, OAuth / JWT, role-based access,
PostgreSQL, Redis
DevOps / GitOps: Docker, Kubernetes, Argo CD, Kargo, Terraform, GitHub Actions CI/CD, Nginx, AWS, Sentry, Git
Practices: Code review, SDK & API migration, Agile / Scrum

Experience
Front-End Developer Feb 2024 – Present
Nexura Capital Remote, US
• Develop the web client of a capital-markets platform for investment banks (React, Next.js, TypeScript).
• Integrate REST and WebSocket APIs for real-time data streaming with role-based permissions; contribute to CI/CD.
• Build data-heavy interfaces: virtualized tables over large datasets, advanced filtering, charting and document workflows.

React Native Developer Mar 2023 – Jan 2024
VaultAI Remote
• Built core features of a finance app where an LLM agent parses transactions and explains spending (React Native, Expo).
• Implemented the agent interface: streaming LLM responses and tool-call results rendered as charts and summaries.
• Led an SDK upgrade and an API migration; developed analytics dashboards.
• Onboarded and mentored a mid-level developer through their first features.

React Native Developer Apr 2022 – Feb 2023
VibeNet Digital Remote
• Developed core features of a subscription social app: daily introductions, in-app chat and push notifications.
• Profiled and removed render bottlenecks; shipped store releases and OTA updates via EAS.

React Native Developer Jun 2021 – Mar 2022
CareSync Solutions Remote
• Implemented secure authentication and protected local storage for a healthcare app under strict privacy constraints.
• Developed patient-facing features: onboarding, appointment booking and secure chat with providers; shipped releases to both
stores.

Projects
• Idea-to-Episode AI Pipeline | LangGraph.js, Langfuse, MCP, BullMQ, Nest, Next.js — agent pipeline turning a story idea
into a finished video episode, with checkpoints, human review and evals.
• Desktop Voice Assistant | Electron, Node.js, Gemini Live API — live mic and system audio transcription with LLM answers.
• Auto-Service Marketplace | Next.js, Expo, Django REST, PostgreSQL — booking platform for drivers and service stations.
• AI Personal Tutor | React Native, Expo, Node.js, LLM API — tutoring app with conversational lessons and progress tracking.

Education
Taras Shevchenko National University of Kyiv Kyiv, Ukraine
Bachelor of Computer Science September 2020 – June 2024