StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels.
The Sales Manager / Senior Sales Manager, Japan combines strategic sales, market development, and commercial partnership building. Reporting to the Director of Sales, you’ll be responsible for driving new programmatic advertising revenue while establishing and expanding StackAdapt’s presence across Japan.
This is more than a traditional territory sales role. As the commercial lead for Japan, you’ll be responsible for building pipeline, accelerating revenue growth, and developing strategic commercial partnerships that create scalable opportunities for long-term market expansion. Success in this role requires an entrepreneurial mindset, strong commercial acumen, and the ability to identify, develop, and close new business opportunities while navigating evolving market dynamics.
A successful candidate will understand clients’ long-term business objectives and identify opportunities to grow their business through StackAdapt’s programmatic advertising solutions. You’ll also work closely with Client Success, Product, Marketing, and regional leadership teams to shape go-to-market strategy, develop partnership opportunities, and establish StackAdapt as a trusted partner across Japan.
StackAdapt is a remote-first company, and our Sales teams are regionalised. For this role, we are prioritising candidates located in Tokyo.
What You’ll Be Doing:
- Identify, prospect, and close new programmatic advertising opportunities with agencies, brands, and strategic partners across Japan.
- Build and execute the commercial strategy for Japan, creating sustainable pipeline and consistently converting opportunities into revenue.
- Develop and grow strategic commercial partnerships that expand StackAdapt’s reach, create new routes to market, and accelerate long-term revenue growth.
- Identify new market opportunities through agency partnerships, strategic alliances, and evolving customer needs.
- Manage and grow strategic client relationships by identifying opportunities to expand partnerships and increase long-term customer value.
- Partner closely with Client Success to deliver exceptional customer outcomes while identifying opportunities for continued account growth.
- Work cross-functionally with Sales Leadership, Product, Client Success, Marketing, and Operations to share market insights, influence regional strategy, and support commercial growth initiatives.
- Build and maintain trusted relationships with agencies, brands, commercial partners, and key industry stakeholders across Japan.
- Develop a deep understanding of local market dynamics, competitive activity, customer behaviour, and industry trends to uncover new revenue opportunities.
- Maintain accurate pipeline management, forecasting, and opportunity tracking through CRM while consistently exceeding revenue targets.
- Represent StackAdapt at client meetings, industry events, and networking opportunities to strengthen brand presence and expand market relationships.
- Travel regularly throughout Japan to support client engagement, partnership development, and commercial growth.
What You’ll Bring to the Table
- 5-10 years of experience in digital advertising, AdTech, or programmatic advertising sales, with a proven track record of exceeding new business targets.
- Experience selling digital advertising solutions to agencies and/or brands in Japan, with deep knowledge of the Japanese advertising ecosystem.
- Demonstrated success building pipeline from scratch, winning net-new business, and consistently delivering revenue growth in quota-carrying sales roles.
- Proven experience developing new markets, launching commercial initiatives, or driving growth within established or emerging territories.
- Experience building strategic commercial partnerships, agency alliances, or other routes to market that accelerate customer acquisition and long-term revenue growth.
- Strong commercial acumen with the ability to identify market opportunities, prioritise effectively, and execute independently in fast-paced growth environments.
- Experience selling a Demand-Side Platform (DSP), programmatic platform, or other AdTech solution is highly desirable.
- Existing relationships with agencies, brands, or strategic partners across Japan are highly valued.
- Experience working across Japan or wider APAC markets is preferred.
- Strong consultative selling skills with the ability to engage senior stakeholders, uncover business challenges, and position solutions that deliver measurable outcomes.
- Experience using CRM platforms to manage pipeline, forecast accurately, and maintain high standards of sales discipline.
- Excellent relationship-building and stakeholder management skills, with the ability to influence cross-functional teams and build credibility quickly in new markets.
- Comfortable operating with a high degree of autonomy while collaborating effectively across regional and global teams.
- Fluency in both Japanese and English is required
The compensation range listed for this role reflects the expected base salary for candidates located in the posting country based on a global rate. It is informed by market data and the approved budget for this position. StackAdapt maintains different compensation ranges for roles across other countries and regions, and final offers will be aligned to the candidate’s current location. We do not ask candidates about current or prior salary history, and we will not use such information, if volunteered, in setting an offer.
This range represents base salary only. Depending on the role, candidates may also be eligible for additional compensation such as annual bonuses, commissions, equity awards, and a comprehensive benefits package.
Factors Influencing Final Compensation:
- The final compensation offer will be determined by a variety of factors, which may include, but are not limited to: the candidate’s specific experience, technical skills, knowledge, abilities, and relevant education, licensure, and certifications.
- Other business factors, such as organizational needs and budget alignment, may also be considered in the final offer.
Base Salary Band
¥13,456,800—¥18,503,100 JPY
StackAdapter’s Enjoy:
- Highly competitive salary
- Retirement/ 401K/ Pension Savings globally
- Competitive Paid time off packages including birthday’s off!
- Access to a comprehensive mental health care program
- Health benefits from day one of employment
- Work from home reimbursements
- Optional global WeWork membership for those who want a change from their home office and hubs in London and Toronto
- Robust training and onboarding program
- Coverage and support of personal development initiatives (conferences, courses, books etc)
- Access to StackAdapt programmatic courses and certifications to support continuous learning
- An awesome parental leave program
- A friendly, welcoming, and supportive culture
- Our social and team events!
Please note: Benefits and perks may vary depending on your country of employment and the nature of your engagement. In locations where StackAdapt does not have a legal entity, employment and benefits are administered in accordance with local regulations and partner policies.
StackAdapt is a diverse and inclusive team of collaborative, hardworking individuals trying to make a dent in the universe. No matter who you are, where you are from, who you love, follow in faith, disability, superpower status, ethnicity, or the gender you identify with (if you’re comfortable, let us know your pronouns), you are welcome at StackAdapt.
StackAdapt is committed to providing an inclusive and accessible recruitment process. Accommodations are available upon request for candidates taking part in all aspects of the selection process. If you require an accommodation, please let us know.
We use artificial intelligence (AI) to streamline the resume reviews of candidates and assess their fit based on the criteria outlined in the job posting. We do not use AI to make any final hiring or interview decisions.
About StackAdapt
We’ve been recognized for our diverse and supportive workplace, high performing campaigns, award-winning customer service, and innovation. We’ve been awarded:
G2 Top Software for 2026
2026 Best Workplaces™ for Young Talent and in Canada by Great Place to Work®
#1 DSP on G2 and leader in a number of categories including Cross-Channel Advertising
2026 Winner in the (CTV/OTT) Product/Platform category for the 2026 ADWEEK Tech Stack Awards
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