Senior Growth Manager (B2C Apps & Digital Acquisition)

Your mission

You'll own B2C growth across our consumer products.

Your objective is straightforward: Accelerate the growth of Onoff’s consumer ecosystem by scaling acquisition, improving activation and building sustainable growth loops.

You'll own the growth strategy across mobile app distribution, App Store Optimization, Google Play, acquisition channels, onboarding funnels, experimentation and conversion optimization.

This is a highly hands-on role.

You'll work closely with our founder, Product, Design, CRM, Data and Engineering teams to transform ideas into measurable growth opportunities.

You won't just execute campaigns. You'll identify opportunities, build hypotheses, run experiments and turn insights into business impact.

What you'll do

Own B2C growth strategy across our consumer products

Define and prioritize the highest-impact growth opportunities

Scale paid and organic acquisition channels

Improve App Store and Google Play visibility (ASO)

Optimize mobile acquisition funnels and onboarding journeys

Increase activation, conversion and retention metrics

Design and run growth experiments continuously

Analyze user behavior and identify growth opportunities

Improve acquisition efficiency and reduce CAC

Launch referral, partnership and viral growth initiatives

Build dashboards and monitor key growth metrics

Work closely with Product teams to improve user experience and conversion

Collaborate with CRM teams to maximize lifecycle performance

Test new channels, tools and approaches quickly

Bring data-driven recommendations to strategic discussions

What we're looking for

You probably have:

5+ years of experience in Growth Marketing, Growth Management or a similar role

Strong experience growing consumer mobile applications

Proven track record of scaling digital products with measurable impact

Strong understanding of App Store and Google Play growth mechanics

Experience managing acquisition channels such as:

Apple Search Ads

Google App Campaigns

Meta Ads

Other performance marketing channels

Strong analytical mindset and ability to connect initiatives with business metrics

Experience running growth experiments and A/B tests

Ability to optimize activation, conversion and retention funnels

Ability to prioritize quickly and focus on highest-impact initiatives

Comfortable operating in a fast-moving startup environment

Entrepreneurial mindset and strong ownership mentality

Ability to challenge assumptions and decisions with data and experiments

Comfortable working hands-on while having strategic ownership

Strong English and French skills

Most importantly: You're a builder. You don't wait for instructions. You identify opportunities, validate ideas and execute.

Nice to have

Experience with subscription businesses

SaaS or mobile app background

Experience scaling consumer products internationally

Experience launching or growing mobile applications from early stages

Knowledge of attribution platforms (AppsFlyer, Adjust, Branch...)

Experience with AI-powered growth and automation tools

Experience working closely with Product and Engineering teams

Success looks like

Within your first year you'll have:

Significantly accelerated qualified user acquisition

Improved mobile app visibility and store performance

Increased activation and conversion rates

Reduced acquisition costs

Built repeatable growth processes

Launched and scaled multiple growth initiatives

Created a stronger growth engine across Onoff’s consumer products

Built credibility and progressively gained ownership toward a broader Head of Growth scope

Why join us?

You'll join Onoff at a key moment of its growth journey, with ambitious plans around our consumer products.

You'll work directly with founders and leadership on products with significant growth potential.

You'll have the opportunity to shape growth strategy, test ideas quickly and see the direct impact of your work.

This is the right role for someone who wants to build, experiment and grow into a larger leadership scope over time.

If you're looking for a company where growth is driven by curiosity, execution and measurable impact, not just marketing campaigns, you'll feel at home.