Sales Development Representative - Korea | Sonar | Tokyo, Japan | Mid-Senior Level | Full-time Who is Sonar? Sonar drives AI-assisted software development reliability. As the leader in AI code verification and governance, Sonar ensures software generated by AI developers or autonomous agents is secure and maintainable. Products include SonarQube (AI code review platform), SonarQube Foundation Agent (agentic software repair), and SonarSweep. The company serves 75% of Fortune 100 companies including Nvidia, ServiceNow, Booking.com, Goldman Sachs, AstraZeneca, and Ford. With over $400M revenue and global offices in Austin, Bochum, Dubai, Geneva, London, Singapore, Tokyo, and Washington D.C., Sonar operates on a CODE mindset: Committed, Obsessed with quality, Deliberate, and Effective. What You Will Do Daily - Conduct inbound and outbound prospecting including cold calls, email outreach, and LinkedIn engagement - Research and identify potential leads and target accounts based on defined criteria - Leverage Salesforce, Salesloft, and Zoominfo to build and maintain a healthy prospect pipeline - Qualify leads by assessing fit with the ideal customer profile and understanding needs - Document and update lead information and interactions in CRM - Collaborate with marketing to align lead-generation efforts with campaigns - Transition qualified leads to the sales team for further engagement Required Experience - Proven outbound lead generation success, ideally in SaaS or subscription models - Strong time management and attention to detail - Highly organized and strategic workflow approach - Strong English-language communication and listening skills; ability to handle objections and accept feedback - Proactive attitude with a goal-oriented mindset focused on targets - Strong collaboration and teamwork skills - Korean language skills In-Office Culture Three anchor days (Mondays, Tuesdays, Thursdays) establish the collaboration rhythm. Candidates must be genuinely based in Tokyo; relocation support is available for the right candidates. Commitment to Diversity Sonar values diverse backgrounds, perspectives, and cultures and is an equal opportunity employer welcoming all qualified applicants regardless of protected characteristics. Additional Notes Background checks and reference verification are required before employment. Third-party recruiter submissions are not accepted. AI tools may assist application review and resume analysis; final hiring decisions are made by humans.