Payroll Configuration Engineer

Alassio is recruiting its Payroll Configuration Engineer! At a glance - Contract: permanent (CDI) - Location: Paris or Aix-en-Provence; hybrid - Team: Business (Métier) - Experience: 2 to 5 years in payroll, with a strong configuration component # Missions ## 🏗️ Alassio, in a few words The payroll market for accounting firms has been dominated for decades by legacy solutions. At Alassio, our ambition is to renew the profession for payroll managers, with modern, scalable software designed for the realities of the field. Launched in July 2025 and deployed with clients since March 2026, Alassio raised €2.6M in pre-seed funding from Partech and leading business angels. We are accelerating to support new firms across France, while maintaining a strong focus on product quality and support. ## 🎯 Why this role, now We are continuously extending Alassio's coverage to new collective agreements (conventions collectives) and new regulatory frameworks. Every configuration appears on thousands of payslips: your rigor guarantees the accuracy of our firms' payroll, and your responsiveness allows them to quickly obtain the adjustments they need. ## 🚀 Your role You will evolve Alassio's payroll engine: you translate payroll rules (collective agreements, regulatory frameworks, special cases) into reliable configuration used by all our firms. You work with the Business and Legal teams on the regulatory extension of Alassio, relying on the AI workflows for integrating and updating legal and collective agreement parameters that we have developed. ## 🧭 Your missions - **Build and maintain the engine's configuration**: categories (rubriques), contributions, payroll profiles and collective agreements - **Handle configuration requests end to end**: diagnosis, analysis, configuration and delivery, in coordination with our Legal team - **Requalify edge cases**: distinguish what belongs to the engine, to the firm-specific configuration, or to a product evolution - **Implement regulatory changes**: analyze, configure and test changes in rates, ceilings and rules - **Process corrections raised by support**: verify and adjust the analyzed changes, then validate and implement them - **Test every delivered configuration**: compliance and non-regression tests, building and maintaining test suites - **Make the AI workflow for CCN integration reliable**: control, test and correct its output - **Manage the request queue**: prioritize, track and support deliverable validation - **Document** the configurations carried out - **Analyze client cases** to identify the origin of a calculation discrepancy - **Escalate to Product** anomalies and product evolution needs ## 🤝 Your environment - You work daily with Huy Anh (Business Manager) and Ludivine (Legal Manager) - You also work with the Support team, the Tech team and the Deployment & Support team (DnA) - **Tools**: Alassio, Linear, Notion, AI tools developed by Alassio ## 🗓️ Your first 6 months - **At 1 month**: you master the configuration engine and the CCN AI workflow, and your first corrections are validated in pairs - **At 3 months**: you independently take over daily configuration work, with non-regression test suites in place for your scope - **At 6 months**: you independently lead a campaign of regulatory changes and meet correction processing deadlines # Desired profile ## 🌱 Experience **Essential:** - Training in payroll or HR, or equivalent experience - 2 to 5 years of payroll experience with a strong configuration component: configuration consultant or functional expert at a software publisher, payroll manager as tool reference, or HRIS configuration - In-depth practice of a market payroll software - Comfort reading and interpreting collective agreements - Logical mindset and testing rigor: you do not validate a configuration without having verified it on concrete cases - Good knowledge of the DSN (Déclaration Sociale Nominative, French social declaration) **A plus:** - Knowledge of code (Python) or advanced formula logic - Advanced use of AI tools ## 💎 Qualities - Rigor and autonomy - Curiosity about tech and AI - The ability to handle activity peaks # Selection process 1️⃣ Introductory call with Hector (COO): 30 min 2️⃣ Business interview with Huy Anh (Business Manager): 45 min 3️⃣ Live practical case with Huy Anh: configure a collective agreement provision (for example a seniority bonus or salary maintenance) and write the associated test cases: 1 h 4️⃣ Meeting with the team: 1 h 👉 The process ends with reference checks. # What we offer ## 👊 A unique mission Be at the heart of the payroll engine of a next-generation software, work with AI every day, and see your work used every month on the payslips of thousands of employees. ## 🎁 Compensation and benefits - 💰 Fixed salary of €60K to €75K depending on experience + BSPCE - 🏥 Alan health insurance (mutuelle) - 🍽️ Swile card (meal vouchers) - 💻 High-end IT equipment (MacOS, curved screen) - 🏡 Regular remote work possible - 🤓 Regular team offsites (one per quarter on average) Some people hesitate to apply when they don't tick every box. If you hesitate, apply anyway: we'd be happy to talk. ## ➡️ Next steps If the mission speaks to you, apply via the application form. For any questions, write to To learn more about Alassio: alassio.fr Find Jobs in France on Arbeitnow