Backend Engineer — Monetization Squad (Apprenticeship)

WeWard SAS; Paris; Hybride; EUR 13 000 - 20 000; Plein temps

Avantages offerts par ce poste

Remote work 2 days a week

Dev budget

Office in central Paris

Résumé du poste

WeWard SAS in Paris is seeking a Apprenticeship / Junior backend engineer to join the Monetization squad. You will contribute to building reliable backend APIs using Python (Flask) and PostgreSQL, under mentorship from senior engineers.

This apprenticeship role offers 2 days of remote work per week, an office in central Paris, and a dev budget to support learning. You will help scale a large-scale product used by millions of users.

Qualifications

• Currently enrolled in an engineering or computer science program on an apprenticeship track.
• Strong interest in backend engineering and learning on a large-scale system.
• Enthusiasm for Python and API development.

Responsabilités

• Contribute to developing reliable backend code (APIs, scripts, processing) with senior engineers.
• Take part in A/B tests to measure feature impact.
• Contribute to end-to-end projects with scoping and production release support.
• Build skills in code optimization and bottleneck identification.

Connaissances

Python

Flask

PostgreSQL

APIs

Backend

Formation

Engineering student

Description du poste

Hi there!

About us

WeWard is the app that rewards you for walking and turns everyday steps into real-life rewards, connections, & positive impact!

help people move more, feel better, and make movement meaningful

Today, we are trusted by 25M+ users worldwide, with a fast-growing, international team and offices in Paris and New York.

Our ambition is to build the world’s leading movement-and-rewards platform, scaling globally while using technology, data, and smart incentives to drive lasting behavior change and wellbeing at scale.

About the role

Seniority level: Apprenticeship / Junior — no professional experience required, strong interest in backend engineering and eagerness to learn on a large-scale system

Context of the search:
WeWard is entering an exciting new phase of growth, evolving far beyond a simple step counter with several ambitious initiatives on the horizon. You’ll be joining the Monetization squad, where you’ll play a key role in building our game offerwall provider mediation engine.

You will report to Ivan, our Engineering Manager on the Monetization squad.

Main missions (day-to-day):

• Contribute to developing reliable, maintainable backend code (APIs, scripts, processing), pairing with senior engineers

• Take part in A/B tests to measure the impact of shipped features

• Contribute to end-to-end projects, with support on scoping and production release

• Build skills in code optimization and identifying bottlenecks

Tech stack:
Mainly Python (Flask) and Postgres — the drive to learn how to design scalable architecture matters more than prior mastery of a specific language.

Expectations for the role:

• Genuine technical curiosity and eagerness to learn on a large-scale product

• Growing autonomy, with rigor in the code you produce

• Ability to ask questions, challenge ideas, and propose new ones (Test & Learn mindset)

• Good interpersonal skills to collaborate with PMs and other engineers in the squad

• Currently enrolled in a relevant program (engineering school, computer science, or equivalent) on an apprenticeship track

Why this role is particularly great:

• Accelerated learning on a large-scale consumer product (30M+ users) — rare for an apprenticeship

• Real autonomy and responsibility from day one, with close mentorship (Valentin + Monetization squad)

• Test & Learn culture: 10+ production deployments a week, direct exposure to the impact of your work

• Great working conditions: office in central Paris, 2 days of remote work per week, learning & dev budget

Recruitment process:

1. 30-min technical chat with Ivan, future manager, to dive into the role and missions

2. A case study followed by a 1-hour debrief with the team

3. Office tour to meet the team

if it's a match... welcome to the adventure

Our commitments

• SUCCEED — You’ll join ateam of passionate peoplewho share values of ambition and determination

• TRUST —We give you realautonomy, trusting you to reach your goals in your own way

• EXPLORE — You’ll grow in a culture that’s constantly evolving and curious about what’s next

• PROGRESS —We’ll support you through challenges, learn from mistakes, and move forward together

• SMILE — And every day, you’ll be part of afun and positive environmentwhere humor is always welcome