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Sammy Teillet

Sammy Teillet

Head of Engineering

Paris, FR
+33 683919393
French, English, Spanish, Japanese

Background


About

About

Developer and entrepreneur in the tech industry, I've been working as a CTO or Tech lead in fintech and mobile spaces.

Work Experience

Work Experience

  • CTO - Co-founder, Rocapine

    May, 2024 - Present

  • CTO - Co-founder, DataDrift

    Jun, 2023 - Apr, 202410 months

    DataDrift is an observability tool to help data teams improve trust in their metrics and reduce troubleshooting time.

  • Freelance, Sammyt

    Feb, 2021 - Present

    I've been working as a Freelance CTO or Tech lead for a number of companies, including BPI, Theodo, Sipios and others. I'm specialized in breaking monoliths, reducing lead time to production and improving quality.

    • BPI: launched a new product in 2 month: https://diag.bpifrance.fr/

    • Twenty: scafold the architecture, leading contributor: https://github.com/twentyhq/twenty

    • Kolet: New generation data provider through esims, specialized for travel

  • Head of Tech, Libeo

    Jul, 2020 - Jan, 20232 years 6 months

    As the head of tech, I built out all the team, processes and operations to ensure the scalability of the engineering org. From pre-seed to Series A.

    • Powering 8M€ transactions weekly, using distributed microservice architecture.

    • 30 A+ team hires, including of our first layer of mid-level management, as well as onboarding and performance/career management.

    • All technological decisions & reported directly to the CEO & CPO.

  • Architect, BAM (Theodo group)

    Nov, 2017 - May, 20191 year 6 months

    As an engineering architect at BAM, I was leading technical decisions and investments for a number of clients.

    • Key client: Cubyn, Compass, ADA & GBH.

    • Open source contributions to major NodeJS libraries (e.g. NestJS).

  • Developer, Theodo & Theodo UK 🇬🇧

    May, 2016 - May, 20182 years

    I moved to the UK to take part of the opening of Theodo's UK expansion and was there to build out the cultural fundation for the engineering team.

    • Key clients: Société Générale, BNP, Tarkett.

    • Tech: NodeJS, Python, PHP, React, React Native, AWS, GCP, Docker, Kubernetes, Terraform, Github, Github Action, Gitlab CI, Gitlab, Jira, Confluence, Slack, Trello, Notion, Figma, Sketch.

  • Studies & internships, 

    May, 2013 - Oct, 20152 years 5 months

    During my studies, I worked for a wide range of financial services and mathematics laboratories.

    • Banks: HSBC, Société Générale, BNP.

    • University: Pompeu Fabra, Barcelona.

Projects Experience

Projects Experience

  • OpenWebhook.io

    Mar, 2022 - Present

    Open source project to handle webhooks reception and distribution.

  • GroupEat

    Sep, 2014 - Jan, 20154 months

    GroupEat is a local, social mobile application currently developed by our team as part of our end-of-studies project, aiming to simplify food delivery through economical, eco-friendly and high-tech solutions.

    In this project, I will be working on the following aspects:

    • Prototyping a functional and releasable 1st version of the mobile application using Ionic, Angular JS and SASS.
    • Designing, developing and validating the final iOS native application for iOS8 using Apple's very new programing language : Swift
  • Treasurer @ Newtrack

    Sep, 2013 - Sep, 20163 years

    Collectif de promotion de musique et d'événementiel. Localisé à Paris, nous avons travaillé avec le Point FMR, La Machine du Moulin Rouge, Le Showcase, La Vilette Enchantée, le Glazart...

Education

Education

  • Financial Mathematics, Master 2, ENSTA ParisTech

    Dec, 2011 - Dec, 2014

  • Mathématiques de finance, MMMEF, Université Paris 1 Panthéon-Sorbonne

    Dec, 2014 - Dec, 2015