gradkh
Senior Systems Engineer
Senior Systems Engineer with 15+ years of experience in Rust, C++, and Golang. Specialized in building high-performance applications, distributed systems, and cryptographic protocols. Recent focus on blockchain and zero-knowledge proof technologies, contributing to state-of-the-art open-source proving systems. Experienced technical leader with a strong academic foundation in mathematics and competitive programming.
Experience: 3 years
Yearly salary: $150,000
Hourly rate: $0
Nationality: 🇺🇦 Ukraine
Residency: 🇷🇴 Romania
Experience
Senior Rust Engineer
Infinity Swap 2022 - 2024
Implemented a custom Ethereum node for execution within the Internet Computer blockchain. Investigated zk protocols and developed a prototype exploring execution of the Move VM in a zkWasm environment.
Senior C++ Engineer
Eiger 2022 - 2022
Designed and prototyped a Polkadot light client; prepared grant proposal and prototype. Documentation grant was accepted by the Polkadot community, though the subsequent development grant was not approved. Led a team of three developers, providing technical direction and proof-of-concept implementation.
Senior C++ Engineer
Bigstream 2021 - 2022
Developed CPU acceleration components for Apache Spark workloads. Focused on efficient C++17 implementations, benchmarking, and profiling for large-scale data processing.
Tech Lead, C++/Golang Developer
FineryTech 2019 - 2021
Designed and implemented a distributed high-efficiency automated trading system. Led a team of three engineers across development and deployment. Worked with Golang, gRPC, RabbitMQ, PostgreSQL, Docker, and C++.
Lead C++ Developer, Team Lead
Globallogic 2018 - 2019
Delivered a fintech proof-of-concept project and led a hardware debugging initiative. Managed a team of eight engineers, overseeing release planning and estimation. Built cross-platform systems using C++17, Docker, ZeroMQ, Linux, and Windows.
Senior C++ Developer
XCDS 2014 - 2018
Designed and implemented the engine for real-time, non-blocking collaborative editing with high efficiency and strong conflict resolution. Developed cross-platform server and client components for collaborative applications.
Senior Engineer, C++
Samsung R&D 2013 - 2014
Developed a C++ library for real-time handwritten input recognition. Designed recognition algorithms and implemented cross-platform solutions.
C++/.NET Developer → Senior Developer → Team Lead
AmberCore Software 2008 - 2013
Built geospatial data processing applications from algorithm design to optimized C++ implementation. Led a team of 3–5 engineers, handling release planning and feature breakdown.
.NET Developer → QA
DBBest Technologies 2007 - 2008
Developed database migration applications and implemented automated testing frameworks. Gained early exposure to large-scale Windows-based development and QA.
Skills
backend
blockchain
cryptography
system-engineer
rust
english
russian
ukrainian