Lead Backend Engineer (Ruby) - WeMoms

Paris

Apps – WeMoms - Tech & Engineering /

Permanent /

Hybrid

Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta. Our portfolio includes chart-topping games like Mob Control and Block Jam, alongside popular apps such as BeReal and Wizz.

About WeMoms

- Founded in 2014 by Antoine Cardoso & Dino Jaegle, WeMoms is dedicated to making womanhood easier and more fulfilling. Our app offers personalized guidance, a nurturing community, and practical tools designed to empower moms with confidence and joy.

- In 2021, WeMoms joined forces with Voodoo, the largest French unicorn and a global leader in mobile games. This partnership allows WeMoms to leverage Voodoo's expertise and resources while maintaining its independent spirit.

- Today: With 4 million downloads, 150,000 daily active users, and $10 million in annual recurring revenue (ARR), WeMoms is experiencing exciting growth.

- By 2026, our ambition is to reach 10 million monthly active users (MAU) and $40 million in revenue, solidifying WeMoms as the go-to platform for families worldwide.

Role

As our lead back end, your primary goal will be to drive the technical execution of our app.
You will achieve your goals by ensuring excellent tech execution aligning with business objectives.
Your success will lie in balancing speed & quality.

Scope

Optimize for Business Impact: always make the rational technical choice to maximize speed, MVP and impact.
Deliver at scale: Execute the product roadmap efficiently, ensuring quality, speed, and continuous improvement.

Profile

Tech Leadership: Proven experience as an Engineering Manager or Leader, preferably in Consumer Tech or AdTech, with a minimum of 5 years
Pragmatic: Ability to make strategic, pragmatic decisions at critical moments to ensure the company’s technological needs are met efficiently
Back end: Strong experience in Ruby, System & software architectures.
Infra : An experience in Infra / DevOps is a plus

Mindset

Hands-on : Maintaining a strong technical vision while remaining very operational.
Business-Oriented: Make the bridge between the tech and product, while keeping the end users in mind
Calm: Remain calm and collected under pressure, providing steady and reassuring leadership to the Tech team and executive committee.

Our Stack

Backend

Api Backend: Ruby / php

Tracker: Go

BigQuery / Elastic Search: MySql

Infra

MongoDB / AWS / Kubernetes / Sentry / Datadog / Metabase /

Front End

App iOS: Swift

App Android: Kotlin

App Web / Backoffice / paywall: Vue.js

Benefits

Benefits Package: Comprehensive health insurance, meal vouchers, and reimbursement of commuting expenses.

WeMoms’ Extras:

Offices: Brand-new offices in the heart of Paris (2nd arrondissement).
Remote Work: Flexible remote work policy (2-3 days per week) plus a €300 budget to set up your home office comfortably.
Fitness: Gymlib subscription.
Team Events: Regular team-building events, both company-wide and by team.
Voodoo Connection: Access Voodoo’s extensive opportunities for learning & career growth.

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