Krzysztof Szymanski
Email: kr.sz.ktc@gmail.com
LinkedIn: /in/krsz/

### Summary
Software Developer, Architect & Data Engineer specializing in finance, trading, blockchain, and AI.
Proficient in TypeScript, Python, Kotlin, Java; experienced in Scala and Rust.
Expertise in large-scale microservices systems, CQRS, CRDT, event sourcing, consensus algorithms, and distributed computing.
Strong background in asset management, prediction systems, and trading across FX, stocks, bonds, derivatives, and cryptocurrencies.

### Key Projects
- **Volter** (videogame.ai) – Founding engineer for generative AI framework (Python, FastAPI, PyTorch)
- **Grabbit** (IkigaiTechnologies) – Senior FullStack/Architect for Cardano NFT marketplace (Svelte, Supabase, Serverless)
- **Logosphere** (IkigaiTechnologies) – Lead developer for decentralized metadata SDK (NestJS, GraphQL, Rust)
- **Integral** (IntegralTreasury) – Senior FullStack for crypto-accounting platform (NodeJS, NestJS, React)
- **TandemPad** – Owner/investor for economic strategy project

### Experience
**2019.11 – Present | KTC (Consulting) | FullStack/Data Engineer**
- **Volter**: AI-driven game creation (Python, FastAPI, React, PyTorch)
- **Grabbit**: NFT marketplace (SvelteKit, Supabase, AWS Lambda)
- **Logosphere**: Blockchain SDK (NestJS, GraphQL, Spark, Rust)
- **Integral**: Crypto-accounting (NodeJS, NestJS, PostgreSQL)
- **AssetEfficiency**: Trading/prediction system (Kotlin, Spring, Kafka, Cassandra)

**2015.01 – 2019.11 | Brown Brothers Harriman | FullStack Developer**
- **DataApi**: Investment API (Java, Scala, Spark, Kafka)
- **InfroRecon**: SWIFT message monitoring (Java, Spring, Oracle)
- **SelfService**: Investment management platform (Java, AngularJS, DB2)

**2013.03 – 2015.12 | IBM | IT Specialist**
- Mailbox verification, project management tools (Python, JavaScript)
- Server health checks, log analysis scripts (Python, Bash)

**2011.06 – 2013.03 | Business Consulting Center | IT Specialist**
- Customized Zimbra/Alfresco (Java, JavaScript)
- ActiveDirectory reporting (Python, PowerShell)

**2007.12 – 2011.05 | Small Companies | IT Specialist**
- Minor web development projects (HTML, CSS, PHP, JavaScript)

### Links
- [videogame.ai](https://videogame.ai)
- [grabbit.market](https://grabbit.market)
- [logosphere.io](https://www.logosphere.io)
- [integral.xyz](https://integral.xyz)
- [tandempad.eu](http://tandempad.eu/)
- [Cardano Proposals](https://cardano.ideascale.com)

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