Founder's Associate at Bjak in Tokyo, Tokyo, Japan

About A1 There are over 5 billion users using basic applications today such email, notes, tasks that are not AI-native. Our mission is to build a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organising and workflows, with minimal prompting. Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion. The system must handle multi-step reasoning, interact with external tools, and remain reliable despite non-deterministic model behavior. Our objective is to help users complete tasks daily enjoyable with over ~90%* reduced time. About the Role You will work closely with core teams on the highest impact initiatives across engineering, product, hiring, operations, and business development. As the company grows, you'll help solve new challenges, build new capabilities, and drive execution wherever it matters most. We're looking for people who learn quickly, think deeply, and enjoy solving difficult problems in a fast-moving environment. What You Will Be Doing - Drive high-priority initiatives across the business. - Work with leadership to solve business and product challenges. - Build new teams, processes, and capabilities as the company grows. - Lead cross-functional projects from planning through execution. - Research new markets, products, and business opportunities. - Improve how we operate by identifying problems and implementing practical solutions. - Take ownership of projects and deliver meaningful business outcomes. What You Will Need - Strong problem-solving skills and business judgment. - Ability to learn quickly and adapt to new challenges. - Comfortable working across different business functions. - Strong ownership and execution skills. - Excellent communication and stakeholder management skills. - Able to manage multiple priorities in a fast-moving environment. - Curious, resourceful, and driven to build. How We Work The best products in the world are built by small, highly capable teams. We operate with high talent density, high ownership and high standards. We value people who can think independently, move quickly and solve problems without waiting for instructions. This is a hands-on environment. Everyone is expected to contribute directly to the company's success. Interview Process If there appears to be a fit, we will schedule up to 3 interviews. Applications are reviewed by members of our leadership and hiring teams. Interviews may be conducted virtually or onsite. We value speed, transparency and decisiveness throughout the process.