This is a hands-on role. If you care about precision, enjoy working with numbers, and want to see how payroll works at a fast-moving global fintech, this is the right internship.
Payroll Processing & Administration
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Assist in preparing and processing biweekly and monthly payroll runs for Mexico City employees
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Collect and verify employee data changes — new hires, terminations, and salary adjustments
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Cross-check payroll inputs against HR records to ensure accuracy before each run
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Prepare payroll summaries and reconciliation reports for Finance review
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Maintain organized payroll records and documentation in compliance with local regulations
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Audit payroll data for discrepancies and escalate issues to the appropriate team member
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Support documentation for tax filings and social security contributions (IMSS, INFONAVIT, ISR)
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Help maintain employee master data in the HRIS and payroll systems
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Collaborate with HR and Finance to resolve payroll queries from employees
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Assist with month-end payroll close activities and reporting
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Support process improvement initiatives to increase payroll accuracy and efficiency
Data & Recordkeeping
Cross-Functional Support
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Currently enrolled in a university program in Accounting, Finance, Business Administration, or a related field
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Based in Mexico City and available to work on-site
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Full professional proficiency in both English and Spanish — written and spoken
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Proficiency in Microsoft Excel, including VLOOKUP, pivot tables, and basic formulas
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Strong attention to detail and comfort working with numbers and data
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Ability to handle sensitive and confidential employee information with discretion
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Prior internship or coursework in payroll, accounting, or HR administration
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Familiarity with Mexican payroll regulations — IMSS, INFONAVIT, ISR
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Experience with HRIS or payroll software (SAP, Workday, ADP, or similar)
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Interest in fintech or financial services
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Key team members

Jonathan Tower
Hammerspace•3K followers

Jonathan Hsu
Tribe Capital•4K followers

Jeeves Barber-BEDFORD

Kamran Ansari
Infinity Ventures•8K followers
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