About Geoffrey
French
Native or bilingual
English
Fluent
Experience
- sylver.devFounder & Software EngineerTECHMay 2022 - Today (4 years and 1 month)Paris, France
- Development from scratch of a source code analysis engine (in Rust) allowing the creation of custom linters for several programming languages in minutes (https://github.com/sylver-dev/sylver-cli).
- Development of a Saas based on this open-source project (backend in Rust, frontend in TypeScript + React/Solid.js)
- Writing technical documentation and blog posts to present the project
- ZelrosSoftware engineerBANKING AND INSURANCEMay 2021 - September 2022 (1 year and 4 months)Paris, France
- Development of several greenfield backend projects (user data enrichment pipelines, public API, batch recommendation calculations) and evolutionary maintenance of the historical project (recommendation engine). All in TypeScript/Nest.js, with relational databases (PostgreSQL) and document-oriented databases (MongoDB).
- Development of UIs in TypeScript/Angular.
- Deployment/monitoring of applications on a Kubernetes cluster.
- Mentoring junior team members
- CriteoSoftware EngineerSOFTWARE PUBLISHINGSeptember 2019 - April 2021 (1 year and 8 months)
- Evolutionary maintenance of the historical product (C#/.net core and Scala/Finatra) and development of greenfield backend projects (creation of a public API, progressive migration of the data model to allow transition to a self-service operating mode), in a context of very high traffic, with strict latency constraints (< 1ms for certain services).
- Development of public (pixel-perfect) and internal web interfaces for campaign configuration in TypeScript + Angular/React.
- Deployment and monitoring of applications on a Mesos cluster.
- Investigation of performance and resilience issues using load testing tools.
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Education
- Sorbonne University2019Master Informatique