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R

Roger Tchalla

Enterprise ERP & AI Specialist — SAP Delivery, Code Evaluation, and Multi-Turn Reasoning

Canada flagToronto, Canada
$70.00/hrEntry LevelMercorSuperannotateData Annotation Tech

Key Skills

Software

MercorMercor
SuperAnnotateSuperAnnotate
Data Annotation TechData Annotation Tech

Top Subject Matter

Enterprise Software & ERP Systems
AI / Machine Learning Engineering
Software Architecture & Code Review

Top Data Types

TextText
DocumentDocument

Top Task Types

Text Generation
RLHF
Text Summarization
Evaluation Rating

Freelancer Overview

Enterprise AI and ERP consultant with 15+ years of implementation experience across BCG Platinion, Deloitte, and BlackRock. Currently active on Mercor as an RLHF evaluator and AI training data contributor, specializing in multi-turn reasoning evaluation, code review, and structured rubric design for frontier model training. Bilingual English/French with advanced Japanese — frequently leveraged for multilingual annotation and cross-lingual quality assessment. Domain expertise spans SAP/ERP systems, enterprise architecture, and applied AI governance, bringing real-world practitioner depth to training data that improves model performance on complex business and technical tasks.

Entry LevelEnglishFrenchSpanishJapanese

Labeling Experience

Mercor — N*** (RLHF Evaluation)

TextRLHF
Multi-turn conversational AI evaluation for frontier model fine-tuning. Assessed LLM responses across structured rubric dimensions including accuracy, instruction-following, reasoning depth, safety, and stylistic quality. Produced detailed comparative rankings and written justifications for each evaluation. Tasks span enterprise technology, code review, and complex multi-step reasoning domains. Multilingual capability (English, French) applied to cross-lingual quality assessment. Maintained consistently high quality scores across hundreds of evaluations.

Multi-turn conversational AI evaluation for frontier model fine-tuning. Assessed LLM responses across structured rubric dimensions including accuracy, instruction-following, reasoning depth, safety, and stylistic quality. Produced detailed comparative rankings and written justifications for each evaluation. Tasks span enterprise technology, code review, and complex multi-step reasoning domains. Multilingual capability (English, French) applied to cross-lingual quality assessment. Maintained consistently high quality scores across hundreds of evaluations.

2026 - Present

Mercor — P*** (AI Training Datapoint Generation)

TextText Generation
Generated high-quality training datapoints for frontier LLM fine-tuning. Created complex multi-step reasoning prompts and expert-level reference responses in enterprise technology domains including ERP systems, software architecture, and AI governance. Each datapoint included detailed rubric-based quality criteria and structured evaluation guidelines. Focused on producing challenging, realistic scenarios that test model capabilities at expert level rather than surface-level pattern matching.

Generated high-quality training datapoints for frontier LLM fine-tuning. Created complex multi-step reasoning prompts and expert-level reference responses in enterprise technology domains including ERP systems, software architecture, and AI governance. Each datapoint included detailed rubric-based quality criteria and structured evaluation guidelines. Focused on producing challenging, realistic scenarios that test model capabilities at expert level rather than surface-level pattern matching.

2026 - 2026

Education

M

McGill University

Professional Development Certificate, Project Management

Professional Development Certificate
2018 - 2019
A

Arts et Métiers ParisTech

Master of Science, Global Risk Management

Master of Science
2009 - 2010

Work History

H

henkadigital

Independent Consultant | ERP Delivery & Applied AI Advisory

Toronto
2026 - Present
B

Boston Consulting Group

Platinion Manager, Enterprise Solutions

Toronto
2022 - 2026