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Embedded Rust Developers in Poland

Built a Rust complex-event-processing engine that composes reusable processing blocks into Kafka-consuming and Kafka-producing deployments. The system uses Tokio tasks, NATS stage transport, embedded Python execution, and dependency-aware input routing to reproduce production-grade stream-processing architecture.

• Implemented bidirectional PyO3 type marshalling across the FFI boundary
• Managed Python GIL boundaries for in-process block execution
• Developed Linux filesystem drivers and embedded firmware
• Built distributed event-driven backends in Scala, Java, and Go

Architected multi-language systems with a focus on Rust, implementing scalable backend infrastructures and designing cross-platform applications.

• Led architecture of complex software ecosystems
• Implemented microservices architecture using Rust and Go
• Built high-performance systems with a focus on concurrency

Architects Rust async services for low-latency market-data ingestion, normalization, pricing, and execution across multiple trading venues. Previously operated an IoT platform processing thousands of telemetry events per second from hundreds of thousands of field machines during migration to AWS serverless event processing.

• WebSocket reconnection and gap recovery
• Lock-free state sharing with ArcSwap
• Single-writer and sequencer patterns
• Market microstructure modeling

Engineered quantitative models using Rust and Python for financial analytics. Managed cloud-based data processing on AWS and Azure, optimizing cost and efficiency.

• Developed API integrations for trading platforms
• Utilized Google Cloud for scalable data storage
• Created dashboards for real-time financial metrics

Led the development of real-time analytics systems using C++ and Go. Enhanced system performance with Rust-based optimizations.

• Developed high-frequency trading algorithms
• Optimized Python scripts for data processing
• Architected scalable backend solutions

Built a serverless real-time chat application using Rust and Node.js, focusing on performance and scalability. Contributed to a decentralized finance platform using Cairo and Elixir, specializing in smart contract development.

• Integrated Rust with WebAssembly for a browser-based application
• Developed RESTful APIs with TypeScript and Node.js
• Worked on front-end interfaces with JavaScript frameworks

Developed full-stack applications with Rust and TypeScript, focusing on seamless integration and performance. Engineered backend systems using Go for scalable web services.

• Built Kotlin-based microservices for high-availability systems
• Optimized C-based algorithms for data-intensive tasks
• Implemented cross-platform applications with Java frameworks

Built an internal AI-chat backend with centralized Google Gemini key management and a React access-management interface tracking token consumption. Automated PDF invoice extraction with Tesseract OCR and developed Unreal Engine gameplay systems involving character movement, obstacles, and imported 3D assets.

• Astro.js and Tailwind website delivery
• DNS and domain migration operations
• Unreal Engine Blueprint gameplay logic
• Blender rigging and character animation

Built cloud data platforms and migration architectures, including an on-premises SQL Server warehouse transition to Azure Synapse and SAP S/4 extraction pipelines. Works across infrastructure automation, observability, performance engineering, security compliance, and cost optimization for data-intensive systems.

• Terraform-based Azure infrastructure provisioning
• Polars and Dremio analytical data processing
• Splunk observability for production platforms
• SAP extraction tooling compliant with SAP Note 3255746

Developed enterprise-level web applications with Actix Web, focusing on high availability and performance. Enhanced existing systems using Rust for backend efficiency.

• Integrated C++ modules for computational tasks
• Developed API solutions using ASP.NET Core
• Optimized C# applications for cloud environments

Implemented blockchain data engineering and backend services for cryptocurrency applications using TypeScript, Node.js, PostgreSQL, Python, and AWS. The work also included basic smart-contract integration, administrative interfaces, OpenAPI documentation, and automated test coverage.

• Built Ruby on Rails production applications
• Developed Vue.js and Next.js interfaces
• Applied cybersecurity training to application development
• Worked with Ethereum-oriented blockchain systems

Developed blockchain applications using Rust and Solidity, specializing in L1 architecture. Implemented automated market makers (AMM) for decentralized finance.

• Engineered smart contracts for secure transactions
• Optimized Move-based applications for blockchain environments
• Conducted security audits for blockchain protocols

Engineered scalable backend systems using Go and Rust, focusing on high-availability and fault-tolerant architectures. Developed data-intensive applications with a strong emphasis on performance and reliability.

• Led the migration to a microservices architecture in Go
• Optimized query performance in Postgres for large datasets
• Implemented CI/CD pipelines for automated testing and deployment

Specialized in developing high-performance network protocols using Rust and C++20, focusing on asynchronous programming models. Built scalable backend systems optimized for low-latency communication.

• Designed custom libraries for asynchronous IO operations
• Optimized C code for embedded systems
• Led network security protocol enhancements