• You will architect the billing, invoicing, and monetization systems behind the global energy transition — a unified internal platform. • By designing and operating everything from invoicing and subscriptions to PSP-supported payments and reconciliations, you make sustainable energy financially sound and operationally scalable. • The audit trails, templates, and integrations you build are what finance teams and customers rely on as we expand across markets. • As a software engineer at 1KOMMA5°, you will take technical ownership of key systems and features, drive architectural decisions, and ensure scalability, reliability, and performance. • You will work closely with other engineers, product managers, and stakeholders to shape our technical direction and deliver high-impact solutions. • Beyond building solutions, you will mentor teammates, foster engineering excellence, and help take our development and deployment practices to the next level.

• Own the close. You oversee monthly reconciliation and close across your FROs — and at the consolidated level, covering treasury, PR/AR/AP, payroll, and other liabilities. • Keep grant reporting on track. You provide financial oversight for grants and maintain detailed financial reports for FROs and government entities. • Turn numbers into insight. As first line reviewer of monthly financial reports, you review monthly financials for relevancy, consistency, and completeness — and advocate for changes that make reports actually useful for decision-making. • Get audit ready. You assist with audit processes– including preparing schedules and supporting 990 filings. • Bring the whole team along. You make financial insights accessible and actionable — whether you're talking to a scientist, an engineer, or a program lead. • Strengthen systems and processes. You help improve workflows, maintain SOPs, and keep internal controls tight.

• Support the Finance Deployment Stream within a global S/4HANA rollout program as a Finance & Tax process specialist. • Act as Subject Matter Expert (SME) for Finance and Tax processes across all project phases. • Drive and support deployment activities throughout the full rollout lifecycle (fit-gap, design, build, test, go-live, hypercare). • Assess local Finance and Tax requirements and align them with the global S/4HANA template. • Ensure alignment and coordination across parallel rollouts, countries, and workstreams. • Analyze, optimize, and safeguard business processes with a focus on efficiency, scalability, and compliance. • Lead process alignment, fit-gap, and solution design workshops with business stakeholders. • Ensure adherence to global template standards, governance, and solution architecture principles. • Collaborate with cross-functional teams (Finance, Tax, IT, Business) to ensure end-to-end integration. • Support the design and deployment of tax-related solutions, including tax determination, reporting, and compliance processes. • Support country-specific localization requirements and statutory compliance obligations. • Contribute to digital compliance initiatives such as e-invoicing, e-reporting, and statutory reporting. • Act as a trusted advisor for tax-related solution design decisions within the global S/4HANA landscape.

• Introduce yourself to the organization and develop a deep understanding of the product, business model, and financial outlook. • Equip product managers and department leaders with monthly insights on business trends. • Support short- and long-term financial plans, assist in financial reporting and KPI variance analysis, and help drive key strategic initiatives. • Develop, maintain, and enhance corporate financial models, including annual budgets, forecasts, and consolidated cash flows. • Build KPI frameworks, analyze product line performance, and support high-impact decisions including go-to-market strategy, partnership negotiations, and potential M&A. • Create clear presentations to articulate findings to key stakeholders.