Andrey Markin
Full Stack AI Software Engineer with 5 years of industry experience. Developing and deploying 40+ AI-powered applications with complex data and context management.
Technologies: JavaScript, TypeScript, SQL, HTML, CSS, Node.js, Next.js, React, React Native, Tailwind, Effect.ts, Playwright, LLMs, AI Agents, AI Evals, RAG, Semantic Search, Embeddings, Vector Databases, Transformers, MCP, PostgreSQL, PGVector, Docker, Terraform, AWS, Google Cloud, Vercel, Serverless, CI/CD, GitHub Actions, Git, Linux, REST API, GraphQL, Claude Code, Agentic Coding, Cursor, and more.
Experience
Lead AI Software Engineer
- Led the development and launch of an AI-powered event marketing platform, deploying 2 core products for web and mobile, and executing 5 outreach campaigns that engaged over 30,000 potential leads.
- Increased targetable leads by 35% and enhanced lead quality by developing AI pipelines for data mining, LinkedIn scraping, and semantic search, with RAGs and tool calling.
- Reduced outreach costs by 15% by integrating evaluation and classification systems within lead pipelines and identifying Ideal Customer Profile matches.
- Achieved a 23% increase in engagement rates and a 15% improvement in conversion for targeted campaigns by developing autonomous and feedback-driven copilot AI agents with smart context management and tool calling.
- Enabled the processing of over 25,000 unique interactions per month by implementing human behavior simulation and browser control using Electron and Playwright, optimizing AI agent spending.
AI Software Engineer & Lead Consultant
- Expandied client portfolio by 600% and built a 5-person team of engineers and QA specialists to deliver over 12 complex AI-powered products.
- Automated over 3,000 customer inquiries monthly by deploying Voice Agents with the OpenAI SDK.
- Increased content production efficiency by 40% through AI Agents orchestration and the Transformers library for brand content creation for a marketing agency.
- Improved developer productivity by an average of ~25% for 5+ tech companies by consulting on accelerating development with AI tools like Cursor and OpenCode, and by implementing frameworks, feedback loops, AI agent rules, and Test-Driven Development for their codebases.
Lead Full-Stack Software Engineer
- Architected and rapidly launched a three-sided marketplace web platform from inception in 2 months, optimizing UX/UI for artist onboarding.
- Designed a scalable PostgreSQL database infrastructure for complex relational data and developed an ML pipeline connecting artworks and properties, enhancing search and content recommendations.
- Engineered platform monitoring and role-based access control systems, ensuring reliability, and security across distributed services.
- Delivered a responsive user interface, optimizing web application performance via server-side rendering, static page generation, and CDN distribution.
- Streamlined development workflows and accelerated build times with Turbo monorepo principles and modern tools, facilitating rapid iteration and deployment.
Projects
Telegram Claude: Remote Claude Code via Telegram
A Telegram bot that runs Claude Code CLI on your VPS and streams responses back to chat. Supports project switching, session continuity, voice messages, plan mode, and message queuing.
oRPC-to-WebMCP Bridge
Generic bridge package that automatically turns any oRPC backend into browser-native AI tools via the WebMCP spec — zero per-endpoint configuration required.
Recruit AI: Intelligent Recruitment Matching
AI-powered recruitment platform that connects job descriptions with qualified talent using vector embeddings, multi-factor scoring, and bidirectional matching. Built with Effect.ts hexagonal architecture.
AI Form Assistant
AI intermediary that fills forms through conversation. Speak or type naturally, AI handles the fields with intelligent parsing, validation, and multi-field updates.
Outrizz AI: Event Engagement Platform
A comprehensive AI-powered platform that transforms offline events into pipeline-generating machines through two integrated solutions: intelligent pre-event lead sourcing and qualification, plus real-time event engagement and conversion optimization.
Intelligent Aggregator Platform
A high-performance, SEO-optimized aggregator platform built with Next.js, featuring AI-powered search and intelligent data exploration capabilities.
PickArt: Art-Hospitality Marketplace Platform
A marketplace platform that transforms hospitality properties into curated art galleries, enabling artwork discovery, purchase, and ownership transfer through QR code technology and comprehensive digital infrastructure.
Education
Northeastern University
Business Administration & Management
Let's Work Together
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