Teams at Sumsub

Provides technical support, configuration, troubleshooting, and issue analysis for Sumsub’s B2B clients. Investigates web, mobile, API, and data-related problems using HTTP, REST APIs, browser tools, and SQL. Collaborates with engineers and internal teams on technical action plans and escalations while communicating with clients through chat, email, and calls.

Provide L2 technical support for Sumsub's B2B platform: troubleshoot and configure integrations, analyze technical issues, own escalations, coordinate with engineering teams, and communicate solutions to clients in English and Mandarin.

Develops onboarding programs and LMS courses for customer support employees. Creates knowledge-base articles, training materials, presentations, webinars, and workshops that simplify technical information. Identifies knowledge gaps, supports new-hire development, and maintains shared team knowledge. The role requires basic SQL and log-search skills, experience in B2B customer or technical support, and the ability to lead engaging online training sessions.