We are looking for a passionate and motivated Finance Intern - FP&A & Controlling to join our second-stage rocket ship! You will be responsible for supporting both the FP&A function and the Accounting team, contributing to financial planning, performance analysis, cost control, and key finance transformation projects. You will report directly to the FP&A Lead and work closely with Accounting and business stakeholders across the company. If you have what it takes to help us grow, we’d love to hear from you! Location: Brussels office. Your Responsibilities FP&A & Financial Planning Support Assist in the preparation of budgets and forecasts Update and improve financial models (revenue, costs, headcount planning) Contribute to monthly management reporting Support variance analysis (Actual vs Budget vs Forecast) SaaS KPI Tracking & Performance Analysis Support monitoring of key SaaS metrics: MRR, ARR, churn, CAC, LTV, NRR Analyze performance drivers and provide data-driven insights Help prepare dashboards and executive summaries Controlling & Accounting Support Assist in tracking operating expenses (OPEX) Support month-end closing process in collaboration with Accounting Reconcile accounting data with management reporting Contribute to improving internal control and financial processes Tools & Process Improvement Optimize reporting workflows (Excel / Google Sheets) Support the implementation of an FP&A automation tool Explore automation and AI solutions to streamline finance processes Requirements: Must-have Currently pursuing a Bachelor’s or master’s degree in finance, Business, Economics, Engineering or a related field Strong proficiency in Excel / Google Sheets Analytical mindset with high attention to detail Basic understanding of financial concepts (P&L, costs, budgeting) Fluent in English Nice-to-have: Previous internship or experience in Finance, Audit, or Controlling Interest in SaaS business models and KPIs (MRR, ARR, churn, etc.) Familiarity with BI tools (Power BI, Tableau, Looker, etc.) Interest in automation and AI applied to finance Basic SQL or data analysis skills Please, note that you need to be a current student to take part to our internships at AppTweak. If you are not, you can still send out a Spontaneous Application for a full-time job, from our Open Positions page. What’s in it for you? Internship in presence in our Brussels office. Opportunity to be a part of a high-growth tech company. Availability and follow-up of your supervisors who will help you make progress on your daily goals. An inclusive and respectful workplace where everyone can be themselves. A truly international environment (we speak over 15 languages ). Indemnity of up to €200 per month as a reward for your contribution to the team. Quarterly team events such as team-building activities and celebrations. Fresh fruits, nuts, and snacks available in the office. Chance to discover new food recipes, because yes, we love food! Who are we? AppTweak is the trusted App Store Marketing & Intelligence Platform for mobile leaders worldwide. For over 10 years, companies like Uber, Adobe, and Zynga have relied on AppTweak to grow their apps using accurate data, actionable insights, and deep market expertise. We're a team of 130 people across 8 offices worldwide, supporting more than 2,000 customers globally. Driven by data science, AI, and a human-centered approach, AppTweak is recognized for innovation, rapid growth, and a collaborative culture. Becoming an Apple Ads Partner in 2024 marked a new growth chapter for AppTweak. We're now looking for ambitious people who want to grow with us and help shape what's next.