# Krzysztof Surdy Krzysztof Surdy is a remote worker on Himalayas, Applied AI Engineer at HomeToGo, based in Poland. Source: https://himalayas.app/@krzysztofsurdy ```text Applied AI Engineer at HomeToGo who tech-led an MCP server exposing 15M+ vacation rentals to ChatGPT and Claude. ``` | Detail | Value | | --- | --- | | Availability | Open to opportunities | | Location | Poland | | Authorized to work in | Poland | | Salary expectations | 340k+ PLN | | Job categories | Applied AI Engineer, Backend Engineer | | Skills | Applied AI Engineering, AI Agent Development, MCP, Agent Skills Standard, Prompt Design, PHP, Python, TypeScript, JavaScript, Symfony, Doctrine, Messengers, API Platforms, GraphQL, REST | | Website | https://snipaya.app | | Portfolio | https://github.com/krzysztofsurdy/code-virtuoso | | GitHub | https://github.com/krzysztofsurdy | ## About ```text At HomeToGo, I tech-led a production MCP server that exposes 15M+ vacation rentals to ChatGPT and Claude, and defined AI-assisted development standards used daily by 150+ developers. I also built agents for sprint planning and internal knowledge, integrating them with company tools and documentation. At Lingoda, I designed and built a geo-pricing engine serving 14M+ price adjustments and tech-led an AI agent that investigated more than 400 classroom sessions. I also create open-source AI agent skills, sub-agents, and team workflows; my Code Virtuoso project has more than 1,700 installs. ``` ## Experience ### Applied AI Engineer (current) HomeToGo. Jul 2025 - Present ```text Built B2B systems for partner onboarding and internal platform tooling; since 2025 also the team's point person for company-wide AI-assisted development and code generation best practices. Led the development of a production MCP server exposing 15M+ vacation rentals to ChatGPT and Claude. ``` Skills: PHP, Symfony, Elasticsearch, GraphQL, AWS, EasyAdmin, Terraform, MCP-SDK, OpenAI-SDK, Claude-Connectors, Anthropic-API, OpenAI-API, LiteLLM, MCP-Inspector, Agent-Skills-Standard, Ory-Hydra, OAuth ### Senior Back-End Engineer (current) [Lingoda](https://himalayas.app/companies/lingoda). May 2024 - Present ```text Owned payments and pricing backend services for an online language-learning platform; drove cross-team architecture, mentored engineers, and shipped production LLM features. Designed a regional pricing engine covering 195+ countries and 10 currencies, and built a real-time fraud detection system. ``` Skills: PHP, Symfony, PostgreSQL, GraphQL, Python, Strands-Agents-SDK, AWS, Amazon-Redshift, Kameleoon ### Senior Back-End Engineer (current) HomeToGo. Nov 2021 - Present ```text Built B2B systems for partner onboarding and internal platform tooling. Led the development of a production MCP server exposing 15M+ vacation rentals to ChatGPT and Claude, and automated whitelabel and brand onboarding, cutting contract-to-delivery time from one month to one day. ``` Skills: PHP, Symfony, Elasticsearch, GraphQL, AWS, EasyAdmin, Terraform, MCP-SDK, OpenAI-SDK, Claude-Connectors, Anthropic-API, OpenAI-API, LiteLLM, MCP-Inspector, Agent-Skills-Standard, Ory-Hydra, OAuth ### Back-End Engineer GOG.com. Sep 2020 - Nov 2021 ```text Developed high-traffic, user-facing backend features for a digital game distribution platform, built for performance at scale. Built the digital rewards redemption system for the Cyberpunk 2077 launch and the game wishlist system. ``` Skills: PHP, Symfony, MySQL, Redis, Varnish ### Senior Back-End Engineer Morele.net. May 2020 - Sep 2020 ```text Built core systems for a large-scale e-commerce platform, including a new Elasticsearch-based search engine, and drove architecture modernization. Led a gift card generation, management, and redemption system that generated 1M+ gift cards. ``` Skills: PHP, Symfony, MySQL, Elasticsearch, RabbitMQ ### Back-End Engineer Morele.net. Feb 2018 - May 2020 ```text Built core systems for a large-scale e-commerce platform, including a new Elasticsearch-based search engine, and drove architecture modernization. Built a supplier feed ingestion platform powering the marketplace. ``` Skills: PHP, Symfony, MySQL, Elasticsearch, RabbitMQ ### Junior Back-End Engineer Bold. Jun 2017 - Jan 2018 ```text Built backend features for Magento storefronts: product listings, checkout, and account management. ``` Skills: PHP, Magento, Zend, MySQL ### Quality Improvement Specialist Morele.net. Oct 2016 - Jun 2017 ```text Improved product data quality and storefront categorization using MySQL queries, HTML, and CSS. ``` Skills: MySQL, HTML, CSS ## Tech stack - OpenAPI - Amazon Redshift - Amazon S3 - Kubernetes - Helm - Amazon CloudFront - MySQL - PostgreSQL - Sentry - Node.js - Next.js - Symfony - Tailwind CSS - Redis - Terraform - React - JavaScript - Python - PHP - Kotlin - Swift - Graylog - Loki - RabbitMQ - Grafana - Prometheus - OpenTelemetry - GraphQL - Amazon Kinesis - Elasticsearch - Shell - TypeScript - PHPUnit - Git - Docker - Varnish - Zend - Snowplow - Composer - LiteLLM - OpenAI API - Cursor - ArgoCD - Vitest - GitHub Copilot - Windsurf - Claude Code - Strands Agents SDK - AWS To contact Krzysztof, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire). ## People also viewed - [Arkadiusz Klimek](https://himalayas.app/@arkadiuszklimek1): Full Stack Engineer, SovTech - [Serhii User](https://himalayas.app/@serhiiuser3): AI Architect & Full Stack, Creatio - [Kamil Labus](https://himalayas.app/@kamillabus): Fullstack Developer, Soffee - [Eugene Johnson](https://himalayas.app/@eugenejohnson): Backend Developer, PAR Retail - [Alexander Kolesnikov](https://himalayas.app/@alexanderkolesnikov): Senior Backend Developer, Travelplanet.pl (Invia / Wirtualna Polska Holding) - [Michał Zagórski](https://himalayas.app/@michazagrski): Senior PHP Developer, Team Extension AG - [Mikhail Samsonov](https://himalayas.app/@mikhailsamsonov): Senior Software Engineer, Hotlas - [Ivan Ganenko](https://himalayas.app/@ivanganenko): Team Lead / Staff Backend Engineer, Wildberries - [Kamil Sokołowski](https://himalayas.app/@kamilsokoowski): Senior Python Developer, Plot.ai - [Kyrylo Lukianenko](https://himalayas.app/@kyrylolukianenko): Independent Product Work, Self Employed