Evelyn Rosales

Finance Manager at AWS

Greater Seattle Area

About

Experience

  • AWS - Finance Manager at Amazon Web Services (AWS)
    May 2022 - Present · 4 yrs 2 mos

    • Drive financial strategy and internal pricing for major Amazon Web Services (AWS) services, focusing on infrastructure cost optimization. The process involves providing insights and recommendations through close collaboration with Service Finance, Engineering, and FinTech teams, and presenting proposals to senior leaders of AWS and SDO (Stores, Devices, and Other) business segments of Amazon. • Manage usage, cost allocation, and capacity planning for Legacy Production Network, Legacy Corporate Network, and Hailstone Service (a virtual private cloud) within EC2 Fabric. • Lead AWS Service usage forecasting for top SDO (Stores, Devices, and Others) business segments of Amazon for Redshift, DynamoDB, and OpenSearch. • Lead the AWS and SDO credit and transfer process, encompassing end-to-end investigation and approval of AWS billing disputes, errors, and other infrastructure cost transfers between AWS and SDO. • Drive process improvements through automation initiatives, including creating standard operating procedures for internal rate validation and streamlining AWS usage forecasting validations for SDO, in partnership with FinTech, Science, and Engineering teams.

  • Amazon Alexa - Finance Manager at Amazon
    Nov 2019 - May 2022 · 2 yrs 7 mos

    • Managed Alexa Entertainment's P&L, owning OpEx management and reviews, including planning, forecasting, and approvals of infrastructure, headcount, marketing, and T&E spend. • Managed Alexa Entertainment's use of Amazon Web Services (AWS), collaborating with engineering teams and data scientists on machine learning (ML) expenditures. • Partnered with business leaders, HR, recruiting, and finance teams to maintain key operating and engagement metrics. • Analyzed monthly results against forecasts, identifying risks and opportunities while providing actionable recommendations. • Managed financial models for Direct Monetization and Advertising initiatives. • Developed scalable financial reporting processes to support Alexa's expanding consumer business. • Communicated deliverables effectively with business partners and facilitated timely reviews with business leaders. • Ensured accurate reporting of financial results through strong controllership practices.

  • Coinstar - Sr. Financial Analyst at Coinstar
    Sep 2017 - Nov 2019 · 2 yrs 3 mos

    • Managed the forecasting and budgeting process • Conducted cost center variance analysis, identifying business drivers, trends, risks, and opportunities. • Monitored company-wide headcount and Capex/Opex expenditures against budgets and forecasts. • Supported closing processes (monthly, quarterly, annually) by working closely with the accounting team. • Provided timely financial reports to segment managers with actionable insights to meet expense targets. • Prepared financial reports for tax provisions and executive financial packages. • Supported cost analysis for strategic initiatives, including analysis on managing on-premise Data Center vs. moving to Public Cloud and other expense-saving initiatives.

  • Citi (8 yrs 9 mos)
    • Citibank - Global Consumer Bank - FP&A, Assistant VP
      Aug 2015 - Feb 2017 · 1 yr 7 mos

      • Supported annual budgeting and strategic planning processes. • Contributed to financial package preparation for business reviews, leadership meetings, and quarterly Board meetings. • Developed models for expense stress tests and supported functional cycles. • Managed monthly forecasting, reporting of flash and actuals, and provided variance analysis and recommendations. • Monitored trends, drivers, initiatives, investments, savings, and project-specific expenditures. • Led the expense allocation review across all Global Consumer Bank segments in Australia, improving transparency and supporting management decisions. • Influenced policy changes for staff mortgage rates and fringe benefits tax savings. • Received the Citi Spot Award for exceptional teamwork and performance.

    • Citibank - Singapore Commercial Bank - BP&A
      Apr 2014 - Aug 2015 · 1 yr 5 mos

      • Supported budgeting and forecasting processes. • Automated financial performance reporting and tracked major technology products and services. • Enhanced decision-making by increasing visibility into revenue and expense drivers. • Prepared business review packages for senior leaders. • Reviewed operating expenses and improved the expense policy manual for effective cost management. • Created and enhanced models for sales target setting and sales incentive plans (SIP) • Developed reports for marketing campaign tracking and fulfillment. • Achieved high performance rankings in 2014.

    • Citibank - Regional Operations & Technology - FP&A Manager
      Sep 2012 - Mar 2014 · 1 yr 7 mos

      • Coordinated regional planning and forecasting efforts related to data center, network, and other operations and technology expenses. • Collaborated with finance teams across Asia on expense allocations and related issues. • Conducted Capex and Opex analysis, fixed asset depreciation, and WIP analysis. • Supported headcount forecasting and budgeting. • Reported on monthly trends related to major platforms and projects. • Awarded the 2013 Citi Asia Finance Star Award and the Citi ARC Outstanding Performance Award for significant contributions and process improvements.

  • Chevron - Billing Specialist at Chevron
    Jun 2006 - Apr 2008 · 1 yr 11 mos

    • Managed the billing process for North America Lubricants, ensuring timely case reviews and closures. • Worked with SAP billing systems and created standard business intelligence reports. • Recognized for World Class Operating performance in 2006 and awarded the High Performance and Quality Award in 2007.