Senior Software Engineer (W/M) - Loyalty & Engagement Team

Permanent contract
Paris
Salary: €80K to 87K
A few days at home

Splio
Splio

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The position

Job description

Role Overview

As a Senior Software Engineer in the Engage Team, you will play a central role in building the next generation of customer engagement tools. Your mission is to empower marketers to better engage end-users through advanced personalization and loyalty capabilities. You’ll contribute to the development of features such as:

  • Personalized content delivery for Messaging & Display channels

  • Product Recommendation engines and GenAI-powered experiences

  • Engagement solutions like Loyalty & Rewards engines, Forms, and Landing Pages

  • Web personalization through SDKs and dynamic content rendering

  • Mobile Wallet integrations (Apple Wallet, Google Wallet, Samsung Wallet) for seamless loyalty experiences

You’ll work closely with product managers, designers, and fellow engineers to deliver robust, scalable backend services and APIs that power these capabilities. Your contributions will directly impact how brands connect with their audiences in real time, across channels and devices.


Preferred experience

Key Responsibilities

  • Design, implement, and maintain services with a focus on scalability, performance, and reliability.

  • Collaborate with cross-functional teams to deliver new features and improvements.

  • Participate in code reviews, testing, and deployment processes.

  • Contribute to the continuous improvement of engineering practices and tools.

  • Mentor engineers and share knowledge within the team.

Qualifications

  • 5+ years of experience in software development and architecture.

  • Strong problem-solving skills and a collaborative mindset.

  • Strong leadership and mentorship skills.

  • Excellent communication and collaboration abilities.

  • Ability to drive innovation and adopt best practices.

  • Experience in working across multiple domain teams and influencing technical strategy.

  • Product mindset with proven experience considering end-user experience (UX)

Technical Skills

  • Required / Strong Experience

    • Node.js / TypeScript

    • Architecture and Complex System Design (very high throughput, event-based, etc)

    • Web app development fundamentals (security, UI/UX, web performance, etc)

  • Recommended

    • Other backend language: Golang, JVM

    • Basic frontend experience: React

    • Experience with ORM & Databases (MongoDB & MySQL)

    • DevOps / Infrastructure (AWS, k8s)

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