# Giftson Tensingh > Certified SAP SuccessFactors Employee Central Consultant, HR Tech Lead & Payroll Integration Specialist specializing in enterprise HRIS transformations, global payroll integrations (ANZ, MEA, SEA), SAP CPI middleware, AWS serverless microservices, and automated data engineering. ## Pages & Tools - [Portfolio & Professional Experience](https://giftson.fyi/index.md): Complete professional background, core SAP SuccessFactors modules (EC, MDF, BCUI, Rules, RBP), SAP CPI middleware, AWS cloud architecture, and project accomplishments across a 9,000-employee global tenant. - [Dynamic Education Loan Ledger (DELL)](https://giftson.fyi/emiedu.md): Advanced loan simulation tool supporting multi-stage disbursements, floating interest rate revisions, moratorium periods, and prepayment impact analysis. - [EMI Calculator](https://giftson.fyi/emi.md): Financial calculator for home loans, personal loans, vehicle financing, and credit card balance transfers with full amortization schedules. - [Expense Analytics Engine](https://giftson.fyi/analyze.md): High-performance client-side CSV transaction parser and financial visualization dashboard. - [Plaintext Resume](https://giftson.fyi/resume.txt): Machine-readable text resume for ATS and recruitment ingestion. ## Comprehensive Full Context - [Full Content Bundle](https://giftson.fyi/llms-full.txt): Aggregated full-text markdown representation of all portfolio pages and application documentations. - [XML Sitemap](https://giftson.fyi/sitemap.xml): Standard XML sitemap.