Customer Success (H/F)

Who Are We Portalia is part of the Mantu Group, dedicated to supporting businesses and consultants through innovative solutions and operational excellence. We foster a collaborative environment where talented people can thrive and contribute to impactful projects. Job Description You will join the Portalia team in Bucharest under a V.I.E contract. You will be at the heart of the relationship between consultants, clients, and internal teams. You will oversee and develop a portfolio of clients and consultants, ensure operational excellence, and actively contribute to the continuous improvement of our processes and overall experience. Your Missions Lead the onboarding of consultants and ensure their smooth integration Support consultants on all administrative and HR topics (contracts, payroll, mobility, expenses, documentation) Monitor project progress and resolve operational issues Ensure a high quality of service: responsiveness, sustainable resolution of irritants, collection and structuring of feedback Track and animate performance KPIs (consultant NPS, payroll & documentation SLA, time-to-onboard) and drive continuous improvement plans Oversee a portfolio of client accounts (small to medium accounts or less complex scopes) Ensure daily communication with clients and consultants to anticipate and respond to needs Proactively identify development, cross-sell, and diversification opportunities within existing accounts Qualify and process incoming leads in collaboration with the Business Development team until conversion Participate in the preparation of contracts, reporting, and administrative documents Contribute, with Marketing, to the creation of client cases and references Occasionally participate in negotiations and strategic meetings alongside the Customer Success Partner Work closely with HR, Payroll, Business Development, and Marketing teams Identify operational irritants and contribute to optimizing processes and workflows Be proactive in improving the client and consultant experience

Your Profile Graduate of a business school or university (business, operations, or equivalent specialization appreciated) Initial experience (internship, apprenticeship, or permanent contract) in Customer Success, Sales, operations, or B2B services environment Comfortable with digital tools and performance indicators French and English fluent You demonstrate excellent written and oral communication skills You are results-oriented, with a strong sense of execution You are curious, adaptable, and interested in innovation and new technologies