Assistant Controller

About the COOL company

The COOL company is a global leader in AI-powered advertising technology, helping brands, agencies, and publishers simplify advertising and amplify performance.

Powered by COOL AI, our intelligent platform unifies creative generation, media activation, optimization, and attribution into one continuously learning system. Instead of relying on fragmented tools and manual campaign management, COOL AI executes thousands of real-time micro-optimizations across search, social, display, video, and connected TV-helping customers launch faster, optimize continuously, and achieve stronger business outcomes.

Our innovation and growth have earned industry-wide recognition, including being named a 7-time recipient of the Inc. 5000 list of America's Fastest-Growing Private Companies, a 2-time Deloitte Technology Fast 500 honoree, recognized on Crain's New York Fast 50, honored by the Digiday Media Awards for helping modernize digital media, and named one of Adweek's Top 10 Fastest Growing Solution Providers globally.

We're building the future of advertising, where every signal becomes intelligence and every optimization drives performance. As we continue to grow globally, we're looking for curious, ambitious people who want to work with cutting-edge AI technology, solve complex challenges, and help redefine what's possible in modern advertising.
About the Role

The COOL Company is seeking an experienced, hands-on Assistant Controller to help lead our accounting and financial reporting function as the organization continues to scale.

Reporting to the CFO, the Assistant Controller will oversee day-to-day accounting operations, support the monthly close and consolidated financial reporting process, lead and develop members of the accounting team, and help strengthen the Company's financial systems, processes, and controls.

The ideal candidate combines strong U.S. GAAP and technical accounting expertise with proven leadership capabilities and experience operating in a fast-paced, entrepreneurial environment. This individual should be comfortable working across multiple entities and currencies and have the financial acumen to support financial analysis, forecasting, and key business metrics.

We are looking for a modern, technology-oriented finance professional who combines strong accounting fundamentals with a continuous-improvement mindset and an interest in using systems, automation, and AI to build a more scalable finance organization.

This is a hands-on role. The successful candidate will be comfortable moving between reviewing consolidated financial results, resolving technical accounting matters, managing the close, developing team members, improving processes, and working directly in the underlying details when necessar

Responsibilities and Duties

Accounting & Financial Reporting

• Lead day-to-day accounting operations and support a timely and accurate monthly, quarterly, and annual close.
• Prepare and review consolidated financial statements in accordance with U.S. GAAP.
• Oversee accounting across multiple legal entities, business units, and currencies.
• Manage multi-entity consolidation and foreign currency accounting, including transaction remeasurement, balance sheet translation, intercompany activity, and related foreign exchange gains and losses.
• Oversee and review balance sheet reconciliations, journal entries, accruals, and other close activities.
• Oversee revenue recognition, accounts receivable, accounts payable, fixed assets, prepaid expenses, and other core accounting functions.
• Support appropriate accounting treatment and documentation for new, unusual, or complex business transactions.
• Maintain and continuously improve the Company's chart of accounts, accounting policies, close procedures, and financial reporting processes.
• Support annual audit and tax activities and work directly with external auditors, tax professionals, and other advisors.
• Help maintain and strengthen an effective internal control environment appropriate for a growing organization.
• Ensure financial reporting is accurate, consistent, appropriately documented, and delivered on a timely basis.

Leadership & Team Development

• Provide day-to-day leadership, coaching, and development to members of the accounting and finance team.
• Establish clear ownership, accountability, and performance expectations.
• Review the work of team members while remaining willing to work directly in the details when necessary.
• Help develop team capabilities and create opportunities for professional growth.
• Build scalable processes while maintaining the flexibility required in a fast-paced organization.
• Partner effectively with Sales, Operations, HR, Technology, and other business functions.
• Foster a culture of accuracy, accountability, collaboration, and continuous improvement.

Financial Planning & Business Analytics

• Partner with the CFO on budgeting, forecasting, and financial planning activities.
• Support FP&A analyses, including budget-to-actual reporting, variance analysis, revenue and margin analysis, and operating expense management.
• Help develop, maintain, and monitor key financial and operating metrics.
• Assist in translating financial results into meaningful insights for senior leadership.
• Identify financial trends, risks, and opportunities and proactively communicate findings to the CFO.
• Support scenario modeling and analyses related to strategic and operational business decisions.
• Help ensure consistency between accounting results, management reporting, forecasts, and operating metrics.
• Develop a strong understanding of the underlying drivers of the business rather than focusing solely on historical accounting results.

Systems, Processes & Scalability

• Continuously improve financial processes, systems, automation, and reporting.
• Help ensure the finance infrastructure can support increasing transaction volume, geographic expansion, new products, and organizational growth.
• Identify opportunities to reduce manual processes, improve data quality, strengthen controls, and increase efficiency.
• Evaluate opportunities to utilize AI-enabled tools and automation to improve finance and accounting efficiency, accuracy, reporting, and insight.
• Participate in and potentially lead ERP implementation, optimization, integration, and enhancement projects.
• Partner with internal teams and external providers on financial system architecture, data flows, and integrations.
• Improve the availability, consistency, and reliability of financial and operational data.
• Help establish scalable financial policies and procedures without creating unnecessary bureaucracy.

Qualifications

• 7-10+ years of progressive accounting and finance experience, including meaningful experience in a senior accounting, accounting manager, or Assistant Controller-level role.
• CPA preferred.
• Bachelor's degree in Accounting, Finance, or a related field.
• Demonstrated experience with multi-entity consolidation and foreign currency accounting.
• Experience working in a startup, high-growth, or similarly fast-paced environment.
• Proven experience leading, developing, and managing accounting or finance team members.
• Experience managing or playing a significant leadership role in the monthly close and consolidated financial reporting process.
• Strong understanding of financial controls, audit requirements, and accounting policies.
• Ability to support and contribute to FP&A, financial metrics, budgeting, forecasting, and variance analysis.
• Strong Excel, financial systems, and data-analysis capabilities.
• Excellent written and verbal communication skills with the ability to explain financial concepts to both financial and non-financial stakeholders.
• Highly organized, detail-oriented, and comfortable managing multiple priorities and deadlines.
• Demonstrated ability to identify problems, develop practical solutions, and drive projects through completion.
• A hands-on mindset and willingness to work directly in the details when necessary.

Professional Competencies

• Experience with multi-entity consolidations, intercompany accounting, FX remeasurement and translation, and international operations
• Strong knowledge of U.S. GAAP and demonstrated technical accounting capabilities
• Proven ability to lead, coach, develop, and hold accounting team members accountable
• Ability to move beyond accounting results and understand variance analysis, margins, forecasts, KPIs, and underlying business drivers.
• Strong ERP capabilities and willingness to use automation, integrations, data tools, and AI to improve Finance.

Cultural Competencies

• Must be able to work primarily between the hours of 9:30 AM - 6:30 PM ET
• Must have a player/coach mentality, willing to both execute and lead
• Ability to juggle multiple projects concurrently and set and meet deadlines
• Skilled at receiving and providing direct feedback
• Collaborative mindset and great teamwork skills
• Entrepreneurial & adaptable; great learning skills
• Curious, research-minded, data-informed
• Able to search for possible solutions and apply them
• Creative confidence
• Proactive communicator
• A sense of humour and a love of online culture
• Thrives in a start-up culture

Benefits

• Competitive Salary
• Annual Performance Bonus
• Paid Time Off
• Flexible work schedule