Wanna R. Sim Email & Phone Number

Charlotte, North Carolina, US

• Merger Leadership: Successfully led internal and external teams through the merger of equals between SunTrust and BB&T. Navigated complex technical and organizational challenges, resulting in the seamless migration of.
• Application Migrations: Orchestrated application migrations to a new data center, leveraging both on-premises and Azure Cloud environments. Achieved a modern application stack, remediated cyber vulnerabilities, and.
• Streamlined Support: Managed and supported multiple work streams, including Fixed Income, Client Onboarding, Compliance, and Shared Platform Services. Initiated application standardization for architecture, design, and.
• Cloud Transition: Oversaw the re-platforming of Fenergo to FenX, transitioning from an on-premises solution to a Cloud-based architecture. Focused on data migration and reconciliation, resulting in a 25% infrastructure.
• Compliance Systems: Led the upgrade and migration of SchwabCT to MyComplianceOffice, ensuring compliance systems were up-to-date and aligned with regulatory requirements.
• Integration Expertise: Directed a development team in building integrations and APIs with disparate systems, including Broadridge IMPACT, Bloomberg, Fidessa, and Snowflake. Enhanced operational efficiency and accuracy.

Charlotte, North Carolina, US

• Developed and maintained database applications and systems supporting the Total Return Swaps division, ensuring robustness, scalability, and performance to meet business requirements and regulatory standards.
• Collaborated with business analysts, product owners, and stakeholders to gather and refine requirements, translating functional specifications into technical designs and architecture solutions.
• Leveraged expertise in capital markets domain, financial products and database design principles to architect and implement innovative solutions for trading, risk management, pricing, and analytics, incorporating.
• Seasoned database developer with a deep understanding of SQL, adept at designing efficient database schemas, optimizing query performance, and fine-tuning complex queries.
• Participated in all phases of the software development lifecycle (SDLC), including requirements analysis, design, development, testing, deployment, and maintenance, following Agile/Scrum methodologies and practices.

Charlotte, NC, US

• Oversaw the design, implementation, and maintenance of Oracle Big Data Appliance platforms, ensuring scalability, reliability, and high performance to support large-scale data processing and analytics.
• Managed data ingestion, processing, and integration pipelines for diverse data sources, including structured and unstructured data, to enable real-time and batch processing for analytics and reporting purposes.
• Optimized the performance and efficiency of big data platforms, including Hadoop clusters, Spark clusters, and streaming frameworks, through capacity planning, resource allocation, and performance tuning.
• Conducted capacity planning exercises to forecast future data growth and resource requirements, scaling infrastructure and platforms accordingly to accommodate increasing data volumes and processing demands.
• Led incident management and troubleshooting efforts for big data platforms and applications, diagnosing and resolving technical issues, and coordinating with engineering teams and vendors for resolution.

Atlanta, Georgia, US

Atlanta, Georgia, US

US

Client: SunTrust Robinson Humphrey

Lake Mary, FL, US

Engineering

Bs, Computer Science