Chris Sellers
Founder & CEO at Nautech Systems
Australia
Summary
🤩
Rockstar🎓
Top SchoolChris Sellers is a founder and CEO with nine years of deep experience building high-performance, production-grade algorithmic trading systems and data pipelines. He leads Nautech Systems and is the creator of NautilusTrader, an open-source event-driven backtester and trading platform that lets strategies move from backtest to live trading with no code changes. Previously he led backend engineering at Databento, designing industry-grade batch processing, historical streaming servers and a security master API while mentoring engineers and raising Python standards. His hands-on contributions include Cython bindings and polishing of performance-sensitive adapters in the NautilusTrader project, reflecting a blend of systems-level optimization and pragmatic cleanup. Unusually, Chris pairs this technical pedigree with operational experience as an international airline pilot, bringing discipline and risk-aware thinking to high-stakes trading infrastructure.
9 years of coding experience
7 years of employment as a software developer
The University of SydneyUNSW Sydney
English
Stackoverflow
65reputation
12kreached
3answers
2questions
Github Skills (10)
rust10
python10
data-engineering8
data-analysis7
oop6
unit-testing6
nodatime6
quickfix6
architecture6
domain-driven-design6
Programming languages (6)
Github contributions (5)
nautechsystems/nautilus_trader
Jun 2018 - Jan 2023
A high-performance algorithmic trading platform and event-driven backtester
Role in this project:
Backend Developer
Backend DeveloperContributions:3 releases, 380 reviews, 8764 commits in 4 years 7 months
Contributions summary:Chris's commits primarily focus on fixing Clang lints and cleaning up the Databento subscriptions start parameters in the Python adapter. These changes involved refactoring code, addressing linting issues, and removing redundant parameters. Furthermore, contributions included cleanup of the option greeks code.
algorithmic-trading-enginepythonbacktesting-trading-strategiescrypto-tradingevent-driven
databento/databento-python
Jan 2022 - Jan 2023
The official Python client library for Databento
Contributions:34 reviews, 154 commits, 28 PRs in 1 year
real-timeapipythonclient-librarypython-client
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