Rahul Kumar

AI Evaluation Engineer

Begusarai, Bihar, India 4+ yrs exp 90 · Outstanding

About

Computer Science graduate (B.E., 2026) with hands-on experience in data cleaning, analysis, and reporting using SQL, Python, and Excel. Comfortable writing queries against relational databases, manipulating datasets with Pandas and NumPy, and organising findings into clear summary reports that support decision-making. Strong foundation in schema design, normalisation, joins, aggregations, and query optimisation. Actively building depth in Power BI and DAX.

Skills & Expertise (34)

Pandas Advanced

8.0/10

Years Exp

Python Advanced

8.0/10

Years Exp

Data Cleaning Intermediate

7.5/10

Years Exp

SQL Intermediate

7.0/10

Years Exp

Data Wrangling Intermediate

7.0/10

Years Exp

Machine Learning Intermediate

6.5/10

Years Exp

Descriptive Statistics Intermediate

6.0/10

Years Exp

Data Modeling Intermediate

5.5/10

Years Exp

Power BI Intermediate

5.5/10

Years Exp

Probability and Statistics Data Quality Data Validation DAX KPI Tracking Report Design Dashboard Design Power Query XLOOKUP Google Sheets Countifs SUMIFS Pivot Tables Index-match VLOOKUP MS Excel Automation Scripting Jupyter Notebook Matplotlib Exploratory data analysis NumPy Query Optimisation Indexing Schema Design MySql

Work Experience

AI Evaluation Engineer

Handshake AI

Jun 2026 - Present

Analyse large volumes of run data against defined criteria, identifying patterns, anomalies, and quality issues, and reporting findings in a structured, reviewable format. Build Python and shell scripts to process, verify, and summarise results, improving consistency and replacing manual checks.

Software / Machine Learning Engineer Intern

Moleculyst

Jan 2025 - Present

Clean, validate, and organise datasets with Python and Pandas: deduplication, standardising inconsistent fields, handling missing values, ensuring data accuracy before reporting. Present analytical findings as concise summaries to engineering and product teammates in an Agile/Scrum cadence.

Computer Science Subject Matter Expert

Chegg India

Nov 2023 - Present

Solve and document 300+ problems concentrated in SQL and DBMS: query writing, joins, aggregations, and normalisation. Explain analysis and reasoning clearly in writing to non-expert audiences, meeting strict deadlines with high accuracy.