À propos de Arnold
Vous développez un produit où la performance est critique, mais vous avez besoin de la flexibilité du Python pour vos couches applicatives ? Maintenir l'équilibre entre un code robuste, rapide et une livraison agile est un défi majeur.
Avec 8 ans d'expérience au cœur de systèmes exigeants, j'interviens comme le pont technique entre vos besoins de puissance brute (C++) et vos impératifs de scalabilité (Python). Mon rôle est de m'assurer que votre architecture ne devienne pas un goulot d'étranglement, mais un accélérateur de croissance.
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Accepte de travailler sur site
Paris (jusqu’à 10 km), Montrouge (jusqu’à 15 km)
Expériences
- CeloxicaSoftware engineerEDITION DE LOGICIELSnovembre 2023 - Aujourd'hui (2 ans et 7 mois)Paris, FranceMarket Access (C++/CMake)-Developed and tested 5 FIX plugins/markets:- Pragma Polaris FIX: Implemented a hash map for accelerated validation of large tag combinations.- BofA Instincts X ATS FIX- Instinet Blockross ATS FIX- Virtu MatchIt ATS FIX- Virtu Posit ATS FIX-CMEFIXP: Developed a solution for sharing party details across multiple market plugins.-Trading Logic Enhancements: Developed a solution to resolve routing conflicts in round-robin mode and implement the mechanics of conditional orders.-Quality Assurance: Corrected multiple issues related to tag handling (tags sent, not sent, incorrect values).Monitoring Solutions Improvement (C++/Python):- Low-Latency Order History: Designed and enhanced a low-latency solution using an ID to display and trace order history by searching data within very large files.- Configuration Management: Exposed static routing configuration into shared memory.- Routing Visualization: Enhanced a tool (script using ZMQ) to display routing configuration.Python Script Configuration and Installation Rework (python)- Refactoring: Reworked configuration setup using an object-oriented approach.- Installation Utility: Developed a multi-install, multi-thread installation process.- Port Management: Implemented port mapping to package a complete installation within a specific range of ports.
- NokiaScrum master / C++ Software engineerdécembre 2022 - août 2023 (8 mois)91300 Massy, FranceFacilitate Scrum: Run all Scrum events, including the Daily Scrum.Remove Impediments: Clear obstacles hindering team progress.Protect Team: Maintain the team's focus, commitment, and pace.Report & Manage Risk: Give the Product Owner a weekly progress and risk report.
- NokiaC++ Software engineernovembre 2017 - mai 2023 (5 ans et 6 mois)91300 Massy, FranceL2 Packet Scheduler (C++ / CMake)- Developed and monitored the Per-Call Data Measurement (PCMD) feature.- Employed Test-Driven Development (TDD) for comprehensive unit testing.System Component Testing (SCT) (C++ / CMake / Python)- Created a complete component to simulate PCMD functionality interactions.- Developed a separate component to model User Equipment (UE) behavior.- Replaced the Bash SCT upload/execution script with an Object-Oriented Python implementation, boosting efficiency.Clients & technical support- Resolved critical client issues with the telecom gNB product through direct and consistent communication.- Analyzed extensive noise and event log data to identify root causes and delivered numerous hotfixes.
Recommandations
Soyez le premier à recommander Arnold
Contribuez à la réussite de ce freelance en partageant votre expérience de collaboration avec lui.
Ces profils de freelance correspondent également à vos critères
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Formations
- Engineer's degree, electronics and informatics sciences - comunicant systemsÉcole Supérieure d'Ingénieurs Paris-Est Marne-la-Vallée, ESIPE.2017Engineer's degree, electronics and informatics sciences - comunicant systems