Oracle Interface Designer - Consultant

📍 Job Overview

Job Title: Oracle Interface Designer - Consultant

Company: Rolling Arrays - Consulting

Location: Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia

Job Type: Full-Time

Category: Revenue Operations / Sales Operations / GTM Operations (Focus on Integration & System Design)

Date Posted: 2026-05-21

Experience Level: 2-5 Years

Remote Status: Hybrid (with potential for remote work within Malaysia)

🚀 Role Summary

• Design and produce precise Interface Design Documents (IDDs) for Oracle HCM integrations, ensuring clarity for developers.

• Map complex HR data flows between Oracle HCM and various third-party systems, focusing on accuracy and completeness.

• Elicit and document detailed integration requirements, including triggers, frequency, error handling, and business consequences.

• Validate built integrations against IDD specifications, manage defects, and document approved deviations.

• Develop and execute comprehensive integration test cases to ensure seamless data flow and system functionality.

📝 Enhancement Note: This role is positioned within a consulting firm specializing in HR Tech, meaning the "operations" focus is on the technical and functional design of integrations, crucial for enabling GTM and internal HR operations. The emphasis on IDD precision and developer usability aligns with high-functioning operations teams that prioritize efficiency and reduced rework.

📈 Primary Responsibilities

• Lead and facilitate integration requirements workshops with client HR and IT stakeholders, capturing critical details beyond basic data mapping.

• Develop comprehensive Interface Design Documents (IDDs) for all in-scope integrations, detailing source/target systems, field-level mapping, transformation rules, error handling, volume estimates, and reconciliation methods.

• Accurately map Oracle HCM data objects to target system fields, identifying gaps and proposing solutions for attributes not natively held in Oracle HCM.

• Collaborate closely with Oracle Integration Cloud (OIC) or middleware developers to validate integration builds against IDD specifications, raising and managing defects with clear evidence.

• Design, prepare, and execute detailed integration test cases, including positive, negative, and volume scenarios, and drive defect resolution to completion.

• Maintain a live and accurate interface inventory for each assigned engagement, ensuring it reflects the current state of integrations.

• Support the broader HR digital transformation initiatives by ensuring robust and reliable data integration.

📝 Enhancement Note: The responsibilities highlight a critical operations function: ensuring seamless data flow between systems, which directly impacts the efficiency of HR operations and potentially sales/revenue operations if integrated with CRM or financial systems. The emphasis on IDD precision and developer collaboration underscores a commitment to operational excellence and reducing technical debt.

🎓 Skills & Qualifications

Education:

• Bachelor's degree in Computer Science, Information Technology, Business, or a related field.

• Oracle Fusion Cloud Applications HCM Process Essentials certification is preferred and expected for Consultants.

• Working towards Oracle Global Human Resources Cloud Implementation Professional certification is highly regarded.

Experience:

• 2-3 years of functional experience with Oracle HCM or other HRIS systems, with demonstrable integration exposure on at least one implementation project.

• Proven track record of contributing to or producing Interface Design Documents (IDDs) in a professional delivery context.

Required Skills:

• Oracle HCM Data Model: Strong understanding of data structures across Core HR, Absence Management, Payroll, and Talent modules.

• Interface Design Documentation (IDD): Ability to produce highly precise, developer-usable field mapping documents with transformation rules.

• Requirements Elicitation: Skilled in extracting detailed integration requirements, including triggers, frequency, error handling, and business impact.

• Integration Testing: Experience in developing and executing comprehensive test cases (positive, negative, edge cases).

• Oracle Integration Cloud (OIC): Familiarity with OIC capabilities and how functional specifications translate into OIC builds.

• Data Mapping & Transformation: Proficiency in mapping data fields and defining transformation rules between systems.

• System Integration Concepts: Understanding of REST API, SOAP services, and data flow principles.

Preferred Skills:

• Oracle HCM Extracts: Hands-on experience in defining and reading Oracle HCM Extract definitions.

• Middleware Technologies: Exposure to other integration platforms beyond OIC.

• Agile Methodologies: Experience working in agile project environments.

• Change Management Principles: Understanding of how integrations impact user adoption and business processes.

📝 Enhancement Note: The preferred qualifications, particularly OIC and specific Oracle HCM implementation certifications, indicate a high standard for functional expertise in integration design. This suggests the company values deep technical understanding to complement functional design skills, a hallmark of effective operations professionals.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Interface Design Document (IDD) Samples: Showcase at least 2-3 examples of complete, detailed IDDs created for previous integration projects. These should clearly demonstrate field-level mapping, transformation logic, and error handling strategies.

• Integration Test Case Examples: Provide samples of integration test cases, highlighting coverage of happy paths, error conditions, and edge cases.

• Data Flow Diagrams (DFDs) or Process Flows: Include visual representations of data movement between systems, illustrating integration architecture and logic.

• Demonstration of Precision: Evidence of IDDs so detailed that a developer could build the integration with minimal to no clarifying questions.

Process Documentation:

• Workflow Design & Optimization: Examples of how you've documented and optimized integration workflows to improve efficiency and reduce manual intervention.

• Implementation & Automation: Showcase contributions to the implementation of integrations, focusing on how you supported developers and ensured adherence to design.

• Measurement & Performance Analysis: Any experience in defining metrics for integration success or participating in the analysis of integration performance post-implementation.

📝 Enhancement Note: For a role focused on interface design, a portfolio is crucial. It needs to demonstrate not just the output (IDDs) but the thought process behind them, emphasizing precision, developer collaboration, and thorough testing—all key components of robust operations processes.

💵 Compensation & Benefits

Salary Range:

Benefits:

• Comprehensive Health Insurance: Coverage for medical, dental, and vision.

• Professional Development & Certifications: Support for obtaining and maintaining relevant Oracle certifications (e.g., OIC, HCM Implementation).

• Learning & Growth Opportunities: Access to training programs, workshops, and mentorship for career advancement within the consulting practice.

• Flexible Work Arrangements: Hybrid work model allowing for a balance between office-based collaboration and remote work.

• Performance-Based Bonuses: Potential for bonuses tied to project success and individual performance.

• Paid Time Off: Generous annual leave, sick leave, and public holidays as per Malaysian labor law.

• Travel Opportunities: Potential for international travel for client engagements.

Working Hours:

• Standard 40-hour work week, typically Monday to Friday.

• Flexibility may be offered based on project needs and client demands, with the understanding that successful integration delivery is paramount.

📝 Enhancement Note: The salary estimate is based on research of similar consulting roles in Kuala Lumpur, factoring in the specialized nature of Oracle HCM integrations and the firm's positioning as a premium partner. Benefits are tailored to attract and retain skilled IT consultants in the HR Tech space.

🎯 Team & Company Context

🏢 Company Culture

Industry: HR Technology Consulting (SAP SuccessFactors, Oracle HCM, Workday)

Company Size: 200-500 Employees

Founded: 2009

Company Description: Rolling Arrays is an award-winning HR Tech consulting firm and a leading partner for enterprise HR digital transformation across Asia Pacific. With offices in Singapore, India, Malaysia, and Hong Kong, they have a strong track record of delivering complex HR transformation projects. They specialize in the ALIGN (HR process design), AUTOMATE (technology implementation), ADOPT (change management), and AMS (managed support) phases of digital transformation.

Team Structure:

• The operations and consulting teams are structured by specialization (e.g., Oracle HCM, SAP SuccessFactors, Workday) and by project phase (ALIGN, AUTOMATE, ADOPT).

• The Interface Designer role sits within the AUTOMATE stream, likely reporting to an Integration Lead or a Workstream Lead.

Methodology:

• Data-Driven Approach: Emphasis on precise documentation and data accuracy to drive successful implementations.

• Agile Project Management: Likely employs agile or hybrid methodologies for project delivery.

• Process Optimization Focus: Commitment to designing and implementing efficient HR processes and technology solutions.

• Client-Centric Delivery: Strong focus on understanding client needs and delivering tangible business value through HR transformation.

Company Website: https://www.rollingarrays.com/

📝 Enhancement Note: Rolling Arrays' specialization in HR Tech consulting and its structured approach to transformation (ALIGN, AUTOMATE, ADOPT, AMS) indicates a highly process-oriented environment. The "Interface Designer" role is integral to the "AUTOMATE" phase, underscoring its operational importance in bringing HR digital transformation to life.

📈 Career & Growth Analysis

Operations Career Level: Consultant

This level signifies an individual contributor role with a focus on functional design and execution within specific workstreams. It requires a solid understanding of the technology and processes involved, with the ability to produce high-quality deliverables independently.

Reporting Structure:

• Typically reports to a Senior Consultant, Integration Lead, or Workstream Lead within the Oracle HCM practice.

Operations Impact:

• The role's impact is critical to the success of Oracle HCM implementations. Precise interface design ensures that data flows correctly between Oracle HCM and other essential systems (e.g., payroll providers, benefits administrators, talent management platforms, potentially CRM or ERP systems).

Growth Opportunities:

• Specialization: Deepen expertise in Oracle HCM integration patterns, OIC, and related HR systems.

• Senior Consultant: Progress to handling more complex integrations, leading smaller integration streams, and mentoring junior designers.

• Integration Workstream Lead: Take ownership of the entire integration workstream for large projects, managing resources and client expectations.

• Solution Architect: Evolve into designing end-to-end HR technology solutions, encompassing integrations, modules, and process design.

• Cross-Module Expertise: Gain exposure to other Oracle HCM modules or other HRIS platforms (SAP SuccessFactors, Workday) to broaden consulting capabilities.

📝 Enhancement Note: The defined career progression from Consultant to Solution Architect or Practice Lead highlights a clear path for growth within the operations and consulting domain. The emphasis on specialization and leadership within integration workstreams is a strong indicator of the company's investment in its operations talent.

🌐 Work Environment

Office Type: Hybrid Model

The role is based in Kuala Lumpur, Malaysia, with a hybrid work arrangement. This suggests a mix of in-office collaboration and remote work.

Office Location(s):

Workspace Context:

• Collaborative Environment: The hybrid model encourages team collaboration in the office for workshops, design sessions, and team meetings.

• Technology-Enabled: Access to necessary hardware, software, and cloud-based tools for design, development support, and communication.

• Operations Focus: The workspace is designed to support detailed, focused work required for interface design and documentation, alongside interactive sessions with project teams and clients.

• Professional Setting: As a consulting firm, the environment is professional, client-facing, and geared towards delivering high-quality solutions.

Work Schedule:

• Primarily standard business hours (e.g., 9:00 AM to 6:00 PM MYT), Monday to Friday.

• Occasional flexibility may be required to accommodate client time zones or urgent project deadlines, which is common in consulting operations.

📝 Enhancement Note: The hybrid nature of the work environment is typical for modern consulting firms, balancing the need for focused individual work with collaborative team efforts essential for complex integration projects. This setup supports operational continuity and team cohesion.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: HR or Recruiter call to assess basic qualifications, experience, and cultural fit.

• Technical Interview: Interview with a Senior Consultant or Integration Lead to evaluate functional knowledge of Oracle HCM, integration concepts, and experience with IDD creation.

• Portfolio Review & Case Study: A dedicated session to present your portfolio, focusing on specific IDD examples, and potentially a practical case study or simulation of an integration design challenge.

• Final Interview: Discussion with a Practice Lead or Partner to assess strategic thinking, client management potential, and overall fit with the company's culture and values.

Portfolio Review Tips:

• Highlight Precision: Emphasize IDDs that are exceptionally detailed and clear, using them as examples of how you enable developer efficiency.

• Showcase Problem-Solving: For each portfolio piece, explain the integration challenge, your approach to requirements elicitation, the design choices made, and how you addressed potential issues.

• Quantify Impact: If possible, include metrics or outcomes related to the integrations you designed (e.g., reduced defect cycles, faster development time, successful UAT).

• Structure for Clarity: Organize your portfolio logically, perhaps by project or by type of integration, with clear explanations for each artifact.

• Be Prepared to Discuss: Anticipate questions about your design rationale, challenges faced, and how you collaborated with technical teams.

Challenge Preparation:

• Integration Scenario: Be ready to analyze a hypothetical integration scenario and outline an approach to designing the interface, including key questions you would ask stakeholders and the structure of your IDD.

• Data Mapping Exercise: You might be asked to map a sample set of fields between two fictional systems, demonstrating your understanding of transformation rules and data integrity.

• Defect Analysis: Prepare to discuss how you would analyze and troubleshoot a reported integration defect based on an IDD and build.

📝 Enhancement Note: The interview process emphasizes practical application and demonstrable skills through a portfolio and case study, which is standard for roles requiring specialized technical and design capabilities within operations. Preparing concrete examples of precise IDDs is key.

🛠 Tools & Technology Stack

Primary Tools:

• Oracle HCM Cloud: Core system for HR data and integration points.

• Oracle Integration Cloud (OIC): The primary middleware platform for building and managing integrations. Proficiency here is highly valued.

• IDD Tools: While not explicitly stated, tools like Visio, Lucidchart, or even advanced Excel/Google Sheets are commonly used for creating interface design documents and data mapping.

• Project Management Software: Tools like Jira, Asana, or Workamajig for task management, defect tracking, and project progress reporting.

Analytics & Reporting:

• Oracle Analytics Cloud (OAC) or BI Publisher: For reporting on HR data and potentially integration success metrics.

• Excel/Google Sheets: For data manipulation, analysis, and reporting on integration test results.

CRM & Automation:

• CRM Systems (e.g., Salesforce): If integrated with Oracle HCM, understanding CRM data structures and integration needs is beneficial.

• HRIS Systems: Experience with other HRIS platforms (SAP SuccessFactors, Workday) can provide comparative context.

• API Documentation Tools: Familiarity with tools for understanding and documenting REST and SOAP APIs.

📝 Enhancement Note: A strong understanding of Oracle HCM and OIC is paramount. The role requires the ability to translate functional requirements into technical specifications that developers can use, highlighting the critical intersection of functional expertise and technical enablement in operations.

👥 Team Culture & Values

Operations Values:

• Thinking Smart: Encourages analytical thinking, spotting patterns in data and processes, and proposing innovative solutions for greater productivity.

• Never Stop Learning: Fosters continuous skill development, curiosity, and exploration of new integration patterns and technologies.

• Being Nice to Everyone: Promotes a respectful, inclusive, and collegial work environment where all team members are valued.

• Be Super Patient with Customers: Emphasizes empathy, proactive communication, and thoroughness in client interactions to ensure satisfaction.

• Help Your Teammates: Cultivates a collaborative spirit where knowledge is shared, and team members support each other to achieve project goals.

• Acknowledge Your Mistakes: Encourages a culture of accountability and learning from errors, viewing them as opportunities for growth.

Collaboration Style:

• Cross-Functional Integration: High degree of collaboration between functional consultants, OIC developers, change management specialists, and project managers.

• Process Review & Feedback: Openness to discussing and refining integration designs and processes, valuing feedback from technical teams and clients.

• Knowledge Sharing: Active sharing of best practices, lessons learned, and technical insights within the Oracle HCM practice and across the firm.

📝 Enhancement Note: The company's culture code directly influences how operations professionals are expected to work. Values like "Thinking Smart" and "Never Stop Learning" are crucial for an interface designer tackling complex integration challenges, while "Help Your Teammates" and "Being Nice to Everyone" point to a supportive and collaborative operations team environment.

⚡ Challenges & Growth Opportunities

Challenges:

• Complexity of Integrations: Managing intricate data mappings and transformation rules across diverse third-party systems.

• Client Stakeholder Management: Eliciting clear requirements from stakeholders with varying technical understanding and priorities.

• Keeping Pace with Technology: Staying updated with evolving Oracle HCM features, OIC capabilities, and new integration patterns.

• Ensuring IDD Precision: Consistently producing IDDs that are error-free and fully actionable for developers, minimizing re-work.

• Balancing Functional Design with Technical Constraints: Designing integrations that are both functionally sound and technically feasible within project timelines and budgets.

Learning & Development Opportunities:

• Oracle Certifications: Pursue advanced Oracle HCM and OIC certifications, fully supported by the company.

• Industry Conferences & Training: Attend HR Tech and integration-focused events to stay abreast of industry trends.

• Mentorship Programs: Benefit from guidance from senior consultants and architects within the firm.

• Exposure to Diverse Projects: Work on a variety of HR transformation projects across different industries and client sizes, broadening experience.

• Leadership Development: Opportunities to grow into team lead or workstream lead roles, managing projects and teams.

📝 Enhancement Note: The challenges identified are inherent to specialized operations roles in consulting, requiring continuous learning and problem-solving. The growth opportunities are clearly defined, offering a structured path for career advancement within the HR Tech integration domain.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex integration you designed. What were the key challenges, how did you ensure its precision, and what was the outcome?" (Focus on IDD detail, developer collaboration, and impact.)

• "How do you approach eliciting requirements for an integration when stakeholders have conflicting needs or limited technical knowledge?" (Highlight your elicitation techniques, patience, and ability to translate business needs.)

• "Imagine an integration you designed fails during UAT. What is your process for troubleshooting and resolving the issue?" (Emphasize your defect analysis, collaboration with developers, and methodical approach.)

Company & Culture Questions:

• "Why are you interested in Rolling Arrays and our focus on HR digital transformation?" (Research the company's mission, values, and recent achievements.)

• "How do you embody our value of 'Thinking Smart' or 'Never Stop Learning' in your daily work?" (Provide specific examples related to problem-solving or skill development.)

Portfolio Presentation Strategy:

• Structure: Organize your presentation around 2-3 key IDD examples. For each, briefly introduce the business context, the systems involved, the core challenge, and then dive into the specifics of your IDD.

• Focus on Precision: Clearly articulate why your IDDs are designed the way they are, highlighting elements that ensure developer clarity and efficiency. Use specific examples of field mappings, transformation rules, and error handling logic.

• Demonstrate Collaboration: Explain how you worked with developers and stakeholders. Show how your IDD facilitated their work and how you handled any feedback or deviations.

• Quantify Results: If possible, share metrics on project success, reduced defect rates, or faster implementation times attributed to your design work.

• Be Ready for Deep Dives: Anticipate detailed questions about your design choices, your understanding of Oracle HCM data, and your OIC knowledge.

📝 Enhancement Note: Preparation should focus on showcasing the candidate's ability to produce technically precise and actionable interface designs, their collaborative approach, and their understanding of HR technology operations. The portfolio is the primary tool for demonstrating these capabilities.

📌 Application Steps

To apply for this Oracle Interface Designer - Consultant position:

• Submit your application through the provided Workable link.

• Customize Your Resume: Tailor your resume to highlight your Oracle HCM experience, specific integration projects, your ability to produce detailed IDDs, and any exposure to OIC or middleware development. Use keywords from the job description.

• Prepare Your Portfolio: Gather your best examples of Interface Design Documents, integration test cases, and any relevant process flows. Ensure they are well-organized and ready for presentation.

• Research Rolling Arrays: Understand their HR Tech focus, their ALIGN/AUTOMATE/ADOPT/AMS methodology, and their company values. This will be crucial for interview discussions.

• Practice Portfolio Presentation: Rehearse presenting your portfolio, focusing on clarity, conciseness, and highlighting your key contributions and the precision of your work. Be ready to articulate your design rationale and problem-solving approach.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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