André Kohn
Sales Manager Flat Products
Greater Chicago Area United States
Summary
🤩
Rockstar🎓
Top SchoolAndré Kohn is a multilingual sales leader with over 11 years of focused experience in steel markets and more than 20 years in the industry, currently managing flat products sales for ArcelorMittal into North America from the Greater Chicago Area. He combines technical engineering training with commercial acumen—leveraging a civil engineering degree and postgraduate business and planning studies—to negotiate complex cross-border deals, coordinate mill capabilities, and resolve quality claims. Known for opening new markets across Latin America and building long-term client relationships, he brings a data-driven approach to pricing, demand reporting, and annual sales planning. André has moved between technical sales engineering and strategic export roles, delivering tailored product packages and turning technical requirements into profitable solutions. He also contributes to technical open-source work on the duckdb/duckdb-wasm project, improving WebAssembly file handling—an unusual tech-savvy facet for a commercial steel executive. Practical, multilingual, and market-aware, he blends hands-on logistics coordination with strategic market development to drive value for customers and mills.
11 years of coding experience
3 years of employment as a software developer
Postgraduate Degree, Business Administration and Management, General, Postgraduate Degree, Business Administration and Management, General at Fundação Dom CabralPostgraduate Degree, Planning Engineering, Postgraduate Degree, Planning Engineering at Universidade Federal do Espírito Santo (Oficial)Bachelor's degree, Civil Engineering, Bachelor's degree, Civil Engineering at Universidade Estadual de Campinas
Portuguese, English, French, Spanish, German
Github Skills (10)
filesystem10
c-language10
webassembly10
cprogramming-language10
sql-database9
database9
relational-databases9
cpp9
c179
databases9
Programming languages (11)
Github contributions (5)
duckdb/duckdb-wasm
May 2021 - Dec 2022
WebAssembly version of DuckDB
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 20 reviews, 2275 commits in 1 year 7 months
Contributions summary:André primarily focused on improving the web-based version of DuckDB. The commits showcase the user adding features for a virtual filesystem, introducing a readahead buffer, supporting direct I/O, and incorporating file statistics. The work involved modifications to the C++ code base and related documentation to improve the handling and processing of web-based files.
analyticsduckdbbrowserrustjavascript
ankoh/vmlcm
Oct 2015 - May 2016
Contributions:120 commits, 21 pushes, 3 branches in 6 months
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