Senior Mobile Engineer

Diffusely; Paris; Hybrid; EUR 50,000 - 70,000; Full time

Benefits offered by this job

Opportunities for professional growth

Two days of working from home per week

Collaborative work environment

Vibrant startup culture

Job summary

A leading automotive tech firm in Paris is seeking a Senior Mobile Engineer to join their CarCutter team. You will develop and maintain an AI-driven mobile app, ensuring high standards of code quality and collaborating closely with product and design teams. Ideal candidates have over 4 years of mobile development experience, strong skills in Android and iOS, and knowledge of Flutter. This role promotes a culture of innovation and offers opportunities for professional growth within a dynamic startup environment.

Qualifications

• 4+ years of experience in mobile development, with at least one published app.
• 2+ years of production experience with Flutter.
• Experience with Firebase (Firestore, Storage, Auth, Cloud Functions).
• Good Git practices in a team environment.
• Comfortable with AI coding assistants.

Responsibilities

• Develop and maintain the CarCutter mobile app.
• Shape technical decisions on architecture and tooling.
• Write clean, maintainable, and testable code.
• Collaborate with Product and Design to deliver robust features.
• Share responsibility for the full lifecycle of features.

Skills

Mobile development (Android & iOS)

Flutter

Firebase

Git

AI coding assistants

Tools

sqflite

get_it

bloc/cubit

rxdart

datadog

Job description

Diffusely is an AI media enhancement company that leverages its cutting-edge processing platform to redefine automotive visual production with CarCutter, the industry’s #1 solution.

At CarCutter we're redefining automotive sales with AI-driven image technology that helps dealerships and marketplaces sell more cars faster. We provide a cutting-edge SaaS solution trusted by the industry’s top players.

Diffusely / CarCutter

Position Overview

Location: Paris (France)

We are looking for a Senior Mobile Engineer with a strong Android or IOS background to join our CarCutter Engineering team at Diffusely, working on our B2B automotive product line. You’ll be part of an agile, startup-like squad, playing a key role in evolving our AI-powered imagery solutions for the automotive industry.

You’re an engineer who cares about user-centric design, code quality, and smooth collaboration. You bring structure to communication and thrive in a cross-functional environment.

About the Team and Products

Our CarCutter team is dedicated to revolutionizing image enhancement and editing through cutting-edge AI. CarCutter is an advanced mobile-based and web-based platform that offers state-of-the-art tools to streamline and enhance the image editing workflow.

Our mobile engineers thrive in a feature team setup, working closely with cross-functional members to deliver impactful solutions. This collaborative structure fosters innovation and efficient problem-solving.

Our Product: CarCutter

We're redefining automotive sales with AI-driven image technology that helps dealerships and marketplaces sell more cars faster. We provide a cutting-edge SaaS solution trusted by the industry’s top players.

Some of our features:

• CarCutter App: Capture consistent, professional used-car imagery anytime, anywhere. Zero delays, zero equipment, zero training required.
• AI Backgrounding & Virtual Showrooms: Hyper-realistic 3D backgrounds with 360° virtual spin matched to each vehicle angle with precision cut-outs and grounded shadows studio quality results without the physical showroom.
• Centralized Control (CarCutter Hub): Manage and track your inventory visuals from one powerful, centralized dashboard.
• Marketplace-wide Branding: Unify your catalog with customizable, brand-consistent listings including plate inlay.

Key Responsibilities

• Develop and maintain the CarCutter mobile app, within the context of a legacy app + the design and implementation of new features.
• Shape technical decisions on architecture, tooling, and quality standards (testing strategy, CI/CD, monitoring).
• Write clean, maintainable, and testable code, and actively contribute to code reviews and reliable release process.
• Work closely with Product and Design to turn specifications into performant, robust features that bring real value to customers.
• Be a technical reference for the team in your area of expertise: Product conception and technical architecture, benchmarking state-of-the‑art solutions and sharing best practices and feedback with the team.
• Share responsibility with your squad for the full lifecycle of the features you build from product discovery and definition to delivery, monitoring, and impact measurement.
• Collaborate with other engineers at CarCutter on the broader software architecture landscape, ensuring the mobile stack integrates well into the overall ecosystem.

Minimum Qualifications/Skills

• 4+ years of experience in mobile development (Android & IOS), with at least one published app on the App Store and/or Google Play.
• 2+ years of production experience with Flutter.
• Experiences with the following libraries is a strongly appreciated: sqflite, get it, bloc/cubit, rxdart, firebase, datadog.
• Experience with Firebase (Firestore, Storage, Auth, Cloud Functions).
• Hands‑on experience with platform channels (Android/iOS) to bridge Flutter with native code.
• Good Git practices in a team environment (branching strategy, pull requests, code reviews).
• Comfortable with AI coding assistants (such as GitHub Copilot, Cursor, Claude Code, etc).
• With a mindset oriented towards learning and knowledge sharing, you stay curious about new technologies. You enjoy mentoring, pairing, and helping teammates grow.

Our infrastructure runs on AWS.

• Be part of a vibrant and innovative startup culture based in the heart of Paris.
• Work on cutting‑edge products.
• Opportunities for professional growth and development.
• Two days of working from home per week.
• Collaborative work environment with a focus on work‑life balance.

Hiring process

• A first call with a member of our Talent Acquisition Team
• A second interview with the manager to give you more details about the position and the team.
• Take‑home assessment followed by technical discussions with our engineers.
• Final Interview with the CTO and one of our product managers to discuss your fit within the team and company culture.

Even if you don’t meet all the qualifications, we are open to any application of interest!