Backend Data Engineer @Delteer

eFounders Published: June 22, 2022
Paris, France
Job Type


About eFounders

Together with entrepreneurs, we turn unique ideas into successful companies. We build businesses that create the tools of tomorrow and inspire new ways of working , in short, we build the future of work!

Startup studio eFounders was the first to pioneer the model in 2011 and has since launched over 32 companies (7 of them have made exits) with $700M in funding and now reaching a valuation of over $3 billion - including unicorns Aircall & Spendesk.

Our companies : and +28 other startups and many more to come

Who we are

In Web-3, the success of a brand relies on each community members engagement and contribution.

To foster and maintain engagement over time, brands need to provide a personalized & rewarding experience to each member.

Currently, they are unequipped to offer this level of experience at scale on community platforms like Discord or Telegram.

Here comes Delteer, the first community-success platform. We make communities the leading force behind successful brands.

With Delteer, brands have access to deep engagement metrics around their community members, and can craft personalized best-in-class experiences for them at scale, directly from our platform.

Things are moving fast ! We just closed a Pre-Seed round and joined eFounders startup studio a few weeks ago. We released our MVP in May and have an ambitious product roadmap ahead.

Were looking for motivated and talented people to join the adventure!

The Team

Delteer was co-founded by two brothers :

CEO - ex Project Leader Boston Consulting Group (6 years)

CTO - ex Lead Data Scientist Mazars (4 years)

What you;ll do

We are looking for a Backend Data Engineer. This is a unique opportunity to join the latest eFounders project as one of the first Engineer and have a huge impact on the product and technical stack.

You will work closely with , our CTO, and Delteer's Engineering team to build a world class data pipeline.

Responsibilities :

  • Contribute to design, implementation and documentation of the Delteers core data pipeline
  • Work closely with the founders and product team to shape data pipeline new components to feed future application features
  • Leverage open-source and in-house technologies to improve the stack
  • Design indexing schemas to foster query efficiency
  • Keep Delteers technical stack up-to-date with industry standards and technology developments.


  • 3+ years in Data Engineering : experience working with Python (Django is a plus), NoSQL databases (Elasticsearch / Opensearch - DynamoDB)
  • Ownership mentality : you are a doer and have a bias for action, no task is below you. You like to own projects from start to finish
  • Long-term vision : you know how to set best practices to ensure code quality, reusability and maintenance in the long run
  • Entrepreneurial mindset : you thrive in fast-paced environments where you have broad responsibilities. You are ambitious and want to take a part in the development of a world-class product and company
  • Problem solver : you know how to deconstruct complex problems to use appropriate technologies to meet requirements
  • Team player : you perform well in a group and enjoy sharing knowledge with your peers

Technical stack

  • Backend : Python, Django, PostgreSQL, ElasticSearch, OpenSearch, DynamoDB, Thirds party APIs (Discord, etc.)
  • Frontend : React, Typescript, Chart.js / Detroit.js
  • Infra : AWS Serverless (Lambda, Eventbridge, Fargate - CDK Python), Docker
  • Monitoring : Datadog, Sentry
  • Version control : Gitlab

What we offer!

  • Competitive compensation and equity package
  • Great working environment surrounded by very cool and talented people in the center of Paris (75009) - we are looking for people committed to building a great team, but we are remote flexible !
  • Challenging work experience building and owning an ambitious product
  • Quality-driven environment
  • A strong product and technical culture

eFounders is committed to creating a diverse environment. All qualified applicants will receive consideration for employment irrespective of gender, origins, identity, background and sexual orientations.

We are aware theres a long way to go with regards to diversity in our industry, which is why we encourage all applicants- and especially those listed above- to apply to our open positions.


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