Halim Hacene

New Jersey,NJ

Summary

Metadata and Data Governance Engineer with hands-on experience in large-scale data catalog migrations, metadata API development, and secure credential management. Proven expertise in Collibra platform administration, schema migrations, and enterprise application onboarding. Strong background in metadata lifecycle management, access controls, and improving catalog accuracy across complex data environments. Actively advancing AI-driven metadata enrichment and automation to enhance data quality and governance efficiency.

Overview

years of professional experience

Work History

Enterprise Data Catalog / Data Management Engineer

BNY Mellon

New York, NY

06.2022 - Current

Engineered and administered enterprise metadata repositories and data catalog solutions using Collibra and Informatica EDC, managing business, technical, and operational metadata.
Designed and executed automated metadata ingestion, lineage capture, scanning, and classification.
Led large-scale schema migrations and source onboarding, including environment-to-environment (non-prod to prod) promotions and relationship mapping (ADS, RDS, DQC, DCR, attributes).
Implemented role-based access controls (RBAC), credential rotations, and secure connection configurations to maintain governance and compliance standards.
Collaborated with data owners and stewards to validate data contracts, lineage, and metadata accuracy, ensuring alignment with governance policies.
Supported platform upgrades, release validations, and incident troubleshooting in coordination with engineering and data acquisition teams.
Drove improvements in data discoverability, lineage visibility, and metadata quality, increasing catalog adoption across multiple lines of business.
Contributed to metadata API design and testing to enable self-service onboarding and automated catalog integration.
Coordinated with DBAs and data owners to configure and maintain access permissions, role-based access controls, and secure connectivity for cataloged data sources.

Full Stack Web Developer (Freelance)

Upwork

01.2022 - 07.2022

Designed and delivered web applications and websites for multiple clients.
Worked across frontend and backend development, requirements gathering, and client communication.

Full-Stack Java Development Program (1 Year)

01.2021 - 01.2022

Completed an intensive program covering Java, software engineering principles, and hands-on development projects.
Learned core Java, OOP concepts, data structures, and software engineering best practices.
Built applications using Spring Boot and RESTful APIs following MVC architecture.
Developed front-end components with HTML, CSS, and JavaScript.
Worked with SQL databases, Git version control

Business Operations – Family Wholesale Business

01.2013 - 01.2019

Managed daily business operations and supplier relationships.
Oversaw inventory management, logistics, and administrative processes.
Built leadership, problem-solving, and operational management skills prior to transitioning into technology roles.

Education

Master of Science - Computer Science (Artificial Intelligence)

University Mohamed Khider

Biskra, Algeria

01.2013

Bachelor of Science - Computer Science and Mathematics

University Mohamed Khider

Biskra, Algeria

01.2010

Skills

Metadata management
Data catalog management
Programming expertise
Proficient in Python, Java, and SQL

Platform development
Secure credential handling
Database management
Proficient in multiple database platforms

CAREER BREAK & CONTINUOUS LEARNING

2020 – 2021
Completed online coursework in programming and software engineering.
Strengthened skills in Python, Java, SQL, and data engineering to transition into technology roles.

Timeline

Enterprise Data Catalog / Data Management Engineer

BNY Mellon

06.2022 - Current

Full Stack Web Developer (Freelance)

Upwork

01.2022 - 07.2022

Full-Stack Java Development Program (1 Year)

01.2021 - 01.2022

Business Operations – Family Wholesale Business

01.2013 - 01.2019

Bachelor of Science - Computer Science and Mathematics

University Mohamed Khider

Master of Science - Computer Science (Artificial Intelligence)

University Mohamed Khider