Konrad Grochowski — Senior Software Engineer

About

Rust-focused engineer with experience across payment systems, embedded firmware, EV charging infrastructure, and telecom. I care about correctness, performance, and shipping systems that hold up under real-world load.

Experience

Senior Software Engineer · Rakuten

Sep 2025 – Present · Munich, Remote

Building payment gateway services in Rust with Durable Execution patterns
Designing gRPC APIs deployed on Kubernetes for high-availability transaction processing

Rust Software Engineer · Fudo Security

Mar 2025 – Aug 2025 · Warsaw, Remote

Developed features for a Privileged Access Management platform in Rust
Built AI-powered session summary pipeline for security audit logs
Optimized CI/CD pipelines, reducing build times by 70%

Senior Software Engineer · Token Inc.

Apr 2024 – Jan 2025 · USA, Remote

Migrated smart ring firmware codebase from C++ to Rust
Implemented FIDO2 authentication protocols for hardware security tokens
Improved BLE communication throughput by over 80%

Software Engineer · The Mobility House

Jun 2022 – Mar 2024 · Munich, Remote

Built and maintained EV charging infrastructure backend services
Reduced production bugs by 75% through comprehensive testing strategies
Cut logging bandwidth by 90% via structured logging overhaul

Software Engineer · Nokia

Aug 2020 – May 2022 · Wroclaw, Remote

Developed 5G Radio Unit testing infrastructure and automation
Created Rust CLI tools for test orchestration and reporting

Skills

Rust Tokio Axum Embassy gRPC Python PostgreSQL Docker Kubernetes Linux Embedded Distributed Systems TDD

Education

MSc Big Data Analytics
Wroclaw University of Science and Technology · 2021 – 2023

BSc Computer Science
Wroclaw University of Science and Technology · 2017 – 2021

Interests

Musical Instruments, Powerlifting, Functional Programming