Senior Implementations Manager

Xendit provides payment infrastructure across Southeast Asia and is expanding to Greater China and LATAM. We process payments, power marketplaces, disburse payroll and loans, provide KYC solutions, prevent fraud, and help businesses grow exponentially. We serve our customers by providing a suite of world-class APIs, eCommerce platform integrations, and easy to use applications for individual entrepreneurs, SMEs, and enterprises alike. Our main focus is building the most advanced payment rails for Southeast Asia, with a clear goal in mind — to make payments across and within SEA simple, secure and easy for everyone. We serve thousands of businesses ranging from SMEs to multinational enterprises, and process millions of transactions monthly. We’ve been growing rapidly since our inception in 2015, onboarding hundreds of new customers every month, and backed by global top-10 VCs . We’re proud to be featured on among the fastest growing companies by Y-Combinator . About the Job At Xendit, we are looking for a Senior Implementations Manager to lead the successful onboarding of large mainland Chinese enterprise clients onto our payments platform. In this role, you will own the end-to-end implementation journey — from post-sale handover through to go-live — ensuring clients are set up for long-term success. You will work closely with customers to understand their business models, payment flows, and operational requirements, translating these into structured implementation plans and technical integrations. You will manage complex onboarding projects involving API integrations, payment method configuration, and system alignment with clients’ internal processes. This includes coordinating across internal teams (Sales, Product, Engineering, Compliance) and external client stakeholders to drive timely and high-quality delivery. As the primary point of contact during onboarding, you will proactively manage timelines, risks, and dependencies, while maintaining clear and consistent communication with clients — including enterprise stakeholders in Greater China. You will also guide clients through best practices, provide enablement and training, and ensure a smooth transition to post go-live ownership. This role is ideal for someone who combines strong project management discipline with client-facing experience in complex B2B or fintech environments, and is comfortable operating in fast-paced, high-growth settings. Minimum Qualifications 5–8 years of experience in onboarding, implementation, professional services, or project management roles within B2B SaaS, fintech, or payments environments Proven track record of leading end-to-end enterprise implementations, from post-sale handover through to go-live Strong project management capabilities, including experience managing timelines, dependencies, risks, and multiple stakeholders across concurrent projects Hands-on experience working with APIs, system integrations, or technical product implementations (ability to work closely with engineering teams and translate technical concepts to clients) Demonstrated ability to engage and manage enterprise clients, including handling complex requirements, escalations, and senior stakeholders Experience working cross-functionally with Sales, Product, Engineering, and Compliance teams to deliver client outcomes Strong communication skills in English and Mandarin (business proficiency required) to effectively support Greater China clients High level of ownership and accountability, with the ability to operate independently in fast-paced, high-growth environments Preferred Qualifications Experience in payments, fintech, or financial infrastructure, particularly working with APIs, payment flows, or regulated environments Prior experience supporting or onboarding enterprise clients in Greater China (Mainland China, Taiwan, Hong Kong) Background in consulting, system integration, or professional services, with exposure to structured project delivery methodologies