Python
Hi, I’m
Cristian Niță
Data Engineering Intern
Dej,CJ
There is a powerful driving force inside every human being that, once unleashed, can make any vision, dream, or desire a reality.
Tony Robbins
Work Preference
Summary
Data Engineering Intern specializing in AWS-based data platforms, with hands-on experience designing, deploying, and maintaining production ETL pipelines using Apache Airflow (MWAA) and Redshift.
Analytical and detail-oriented, with a proactive approach to problem-solving and performance optimization.
Collaborative team player who works effectively with cross-functional teams, adapts quickly to new technologies, and is committed to continuous learning and professional growth.
Overview
3
years of professional experience
5
Certificates
Work History
Betfair Romania DevelopmentCluj-Napoca, Cluj
Data Engineering Intern
02.2025 - Current
Job overview
- Developed and maintained metadata-driven Apache Airflow DAGs using AWS MWAA, orchestrating production ETL pipelines.
- Owned end-to-end delivery of new features, from development to production deployment and post-release monitoring.
- Automated data ingestion and transformation workflows using S3, Redshift, and MWAA, improving efficiency and reducing manual intervention.
- Optimized Redshift queries, reducing data processing time and operational costs.
- Collaborated with ML engineers to productionize models, aligning data pipelines with training and serving requirements.
- Integrated with Amazon SageMaker APIs to configure and monitor ML training, processing, and tuning jobs.
- Wrote clean, modular Python code to support data pipeline components and metadata-driven automation.
- Tracked tasks and collaborated across teams using Jira and Git, contributing to sprint planning and documentation.
- Participated in knowledge-sharing sessions to improve development practices and cloud architecture understanding.
ExtranetCluj-Napoca, Cluj
.NET Developer
02.2023 - 01.2024
Job overview
- Assisted in rebuilding a legacy desktop application using C# and WinForms, enhancing maintainability and user flexibility.
- Implemented UBL2-compliant e-invoicing via ANAF API, converting legacy invoices into electronic format and automating submissions.
- Worked with SQL Server databases, designing schemas and writing efficient queries and to support application workflows.
- Refactored critical legacy modules, reducing technical debt, improving stability, and simplifying future development.
- Worked closely with clients to gather requirements and deliver production-ready features.
Education
University of London
Bachelor of Science from Computer Science
04.2021 - 11.2024
University Overview
- Graduated with First Class Honours
- Specialization in Machine Learning and Artificial Intelligence
Skills
Python Programming
ETL/ELT Pipeline Development
Apache Airflow (AWS MWAA)
AWS (S3, Redshift, MWAA, SageMaker, CloudWatch)
SQL
Data Modeling & Schema Design
Git & Version Control
CI/CD & Agile (Jira, Sprint Planning)
Certification
AWS Certified Data Engineer – Associate
Timeline
AWS Certified Data Engineer – Associate
09-2025
AAWS Certified Cloud Practitioner
04-2025
Data Engineering Intern
Betfair Romania Development
02.2025 - Current
DeepLearning.AI Data Engineering
01-2025
IBM AI Engineering
12-2024
IBM Data Science
11-2024
.NET Developer
Extranet
02.2023 - 01.2024
University of London
Bachelor of Science from Computer Science
04.2021 - 11.2024
Availability
See my work availability
Not Available
Available
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Software
SQL
Amazon Redshift
Amazon SageMaker
Apache Airflow (MWAA)
ETL Pipeline Development
Git
Languages
Romanian
Bilingual or Proficient (C2)
English
Advanced (C1)
Interests
Problem Solving
Cloud Architecture
Automation & Workflow Optimization
Building Side Projects & System Design
Fitness / Strength Training