Senior Workday Integration Architect

ASHA LATHA POTHINI

Senior Workday Integration Developer Integration Architect

United States +1-826-***-**** ****************@*****.*** LinkedIn Open to Contract W2 or C2C PROFESSIONAL SUMMARY

12+ years delivering enterprise Workday integrations at scale, 15K to 50K+ employee environments across healthcare and financial services. Full-stack authority across EIB, Core Connectors (CCW/CCB), Studio, Document Transformation, and PECI/PICOF payroll feeds for ADP Globalview, Ceridian, and UKG. End-to-end ownership of 25+ production integrations per engagement across Deloitte, Accenture, Cognizant, and Infosys. Authorized to work in the U.S., no sponsorship required. CORE SKILLS

Workday Integration: EIB (Enterprise Interface Builder), Core Connectors (CCW/CCB), Workday Studio, Document Transformation

(DT), Workday Web Services (WWS), RaaS, BIRT

Payroll & Data Feeds: PECI (Payroll Effective Change Interface), PICOF (Payroll Interface Common Output Format), ADP Globalview, Ceridian, UKG, ETL, Data Migration

APIs & Web Services: REST APIs, SOAP Web Services (WSDL, WS-Security), JSON, OAuth2, ISU Configuration, PGP Encryption, IP Whitelisting

Transformation: XSLT, XML, XPath, MVEL, SQL

Platform: Workday HCM, Workday Payroll, Workday Benefits, Workday Security, Business Process Configuration, Workday Prism Analytics, Workday Extend

PROFESSIONAL EXPERIENCE

Senior Workday Integration Developer Orion Path Technologies 10/2025 – Present Texas, USA

• Architected the full Workday integration stack for a 20,000+ employee engagement defined tool selection across EIB, Core Connectors, and Studio based on complexity and maintainability; produced a documented decision framework.

• Engineered PECI and PICOF outbound integrations for ADP and Ceridian, designed field mapping schema, validated retroactive and mid-period edge cases; achieved 99.9% data accuracy across all production payroll runs.

• Built REST and SOAP API integrations connecting Workday HCM to ServiceNow via OAuth2/WS-Security, automated 150+ weekly HR-to-IT requests, reducing manual handoff turnaround by 40%.

• Designed Document Transformation (DT) integrations for three payroll vendor formats requiring nested conditional XML logic beyond EIB capability, eliminating 12 hours/week of manual file preparation.

• Implemented ISU least-privilege scoping, PGP-encrypted transmission, and tiered fault-event logging, which reduced P1 production incidents by 60% within 90 days of go-live.

• Owned full integration discovery lifecycle facilitated sessions with HRIS, Payroll, Finance, and IT; maintained requirement-to-artifact traceability through delivery.

• Defined post-go-live support protocols with runbooks and HRIS knowledge transfer, the client achieved self-managed integration operations within 60 days, zero Tier 1 escalations post-handover. Senior Workday Integration Developer Morningstar Research Inc 07/2021 - 10/2025 Toronto. Canada

• Led end-to-end integration architecture across eight enterprise engagements (15K–30K employees), defined tool selection, integration inventories, and delivery roadmaps for 25+ integrations per engagement.

• Engineered PECI/PICOF payroll integrations for ADP Globalview, Ceridian, and UKG, sustained 99.8% data accuracy SLA across weekly and off-cycle runs for 30,000+ employees.

• Architected REST and SOAP API integrations connecting Workday to ADP, ServiceNow, and SAP SuccessFactors, eliminating ~20 hours/week of manual reconciliation per engagement.

• Configured CCW and CCB integrations for multi-carrier benefits transmission, maintained 99.9% file delivery SLA across all enterprise benefit programs.

• Built a reusable error-handling framework standardizing fault-event structures, retry logic, and P1 runbooks, reduced average incident resolution from 12+ hours to under 4 hours across 40+ incidents.

• Drove integration performance optimization on 50,000+ record EIB builds, reduced average execution time by 30%, preventing recurring timeout failures on peak payroll cycles.

• Mentored junior developers on Studio/EIB decision criteria, XSLT best practices, and production debugging reference guide adopted across three Infosys Workday teams.

Workday Integration Developer Wipro 01/2020 - 06/2021 Hyderabad, India

• Independently delivered 15+ EIB and Core Connector integrations for Fortune 500 financial services clients (12,000+ employees), with full ownership of requirements, design, development, and testing.

• Led large-scale EIB data migration for 80,000+ legacy HRIS records, designed field transformation rules and multi-stage validation checkpoints; achieved zero data loss and 100% mapping accuracy on first UAT pass.

• Delivered REST and SOAP integrations between Workday HCM and external HRIS platforms with zero critical defects on the first UAT cycle across all builds.

• Recommended Studio for three high-complexity requirements over EIB delivered conditional XSLT-based builds, reducing client manual data intervention by 25% per integration.

Workday Studio Developer HCL Tech 07/2017 - 12/2019 Hyderabad, India

• Developed 12+ Studio and EIB integrations for enterprise clients (10,000+ employees) across Payroll, Benefits, and Core HCM within three full-cycle Workday HCM implementations.

• Designed REST and SOAP builds for multi-country payroll vendors, applied SOAP/WS-Security for legacy compatibility and REST for API-capable platforms across EMEA and North America.

• Delivered PECI outbound and CCB payroll workflows, built mid-cycle adjustment handling and carrier transmission logic across healthcare and financial services clients.

Workday / Data Integration Analyst Infosys 06/2013 - 06/2017 Hyderabad, India

• Supported five Workday HCM go-live implementations built inbound/outbound EIB integrations across three client environments, including field mapping, XSLT configuration, and SIT/UAT validation.

• Contributed to integration architecture documentation across two multi-module implementations, supported data flow diagramming, specification writing, and go-live readiness checklists. EDUCATION

Masters of Business Administration, finance and marketing 2013 Telangana, India Bachelor of Science, Computer Science 2010, Telangana, India

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