Cássio O.

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

SAP S/4HANA / ECC business operations (MM/PP production & logistics data)

Manufacturing operations data handling in SAP

Manufacturing operations (support role)

Top Data Types

Text

Computer Code Programming

Top Task Types

Evaluation/Rating

Computer Programming/Coding

Prompt + Response Writing (SFT)

Freelancer Overview

ABAP Developer with 2 years of experience in SAP S/4HANA environments, working across back-end development, functional analysis, and business process improvement. Certified in SAP ABAP Cloud Development (C_ABAPD), with hands-on experience in custom development, debugging, technical analysis, incident support, and ECC to S/4HANA migration projects. Comfortable bridging technical and functional layers, collaborating with cross-functional teams, and delivering quality-focused solutions in productive enterprise systems. Additional experience includes AI training and evaluation tasks involving code analysis, bug identification, test-case reasoning, and data quality review. Strong analytical skills with attention to detail, consistency, and structured logic interpretation, particularly in ABAP-based workflows.

Labeling Experience

ABAP Eval

TextComputer Programming/Coding

Performed AI training and evaluation tasks focused on ABAP code analysis and bug-fix validation. Responsibilities included reviewing prompts, analyzing buggy and corrected code, evaluating unit test coverage, assessing solution plausibility, and rating overall task quality based on technical consistency and expected software behavior. Worked within structured asynchronous evaluation workflows, maintaining consistency, attention to detail, and strict adherence to project guidelines across multiple task types. Applied SAP/ABAP domain expertise to support accurate and reliable technical assessments.

2026 - Present

Education

Work History