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Intern-Junior Data Engineer

  • Posted 14 hours ago
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Job Description

BLUEOC TECH - RECRUITMENTJob Title: Data Engineer (AI/ML Focus) – Intern / Fresher-JuniorKey Responsibilities

For Intern:

  • Support senior engineers in designing, developing, and maintaining data pipelines and ETL/ELT processes.
  • Assist with data processing and transformation using Python, SQL, and related tools.
  • Learn and contribute to data processing jobs using Spark/PySpark under guidance.
  • Support data workflows and basic Airflow DAG development.
  • Assist in writing SQL queries for data extraction and basic data transformation.
  • Support data preparation and preprocessing for AI/ML use cases.
  • Work with structured and unstructured datasets under guidance from experienced team members.
  • Assist with data quality checks, pipeline monitoring, and troubleshooting.
  • Collaborate with Data Engineers, Data Analysts, Data Scientists, and ML Engineers.
  • Document technical processes, data workflows, and learning outcomes.

For Fresher-Junior:

  • Support the design, development, and maintenance of data pipelines and ETL/ELT processes for analytics and AI/ML use cases.
  • Build and optimize data processing jobs using Spark (PySpark) on AWS Glue under the guidance of senior engineers.
  • Implement data transformation logic using dbt to produce clean and reliable datasets.
  • Develop and maintain data workflows using AWS MWAA (Apache Airflow), including contributing to Airflow DAGs.
  • Write and optimize SQL queries for data extraction and transformation using Amazon Athena or similar services.
  • Prepare data pipelines for AI/ML workflows such as training and inference.
  • Work with structured and unstructured datasets to support analytics and ML tasks.
  • Collaborate with Data Analysts, Data Scientists, and ML Engineers to deliver data solutions.
  • Support integration with ML platforms such as AWS SageMaker or similar platforms.
  • Monitor and troubleshoot data pipelines to ensure reliability and data quality.
  • Document data pipelines, workflows, and technical processes.
Required QualificationsIntern
  • Final-year student or recent graduate majoring in Computer Science, Data Science, Information Technology, Software Engineering, or related fields.
  • Basic understanding of programming concepts, preferably Python.
  • Basic knowledge of SQL and relational databases.
  • Basic understanding of data structures, data processing, or ETL concepts.
  • Familiarity with datasets and basic data manipulation.
  • Basic understanding of AI/ML concepts is a plus.
  • Familiarity with Git is a plus.
  • Willingness to learn data engineering, cloud technologies, and AI/ML.
  • Good analytical and problem-solving skills.
  • Good communication skills and willingness to work in an international environment.
Fresher-Junior
  • 0–1 year of experience in Data Engineering, Software Engineering, or related fields.
  • Basic understanding of data engineering concepts, ETL/ELT pipelines, and data warehousing.
  • Hands-on experience with SQL, including writing queries and basic optimization.
  • Familiarity with Python for data processing.
  • Exposure to Spark (PySpark preferred) is a strong advantage.
  • Familiarity with AWS services such as S3, Glue, Athena, MWAA, or IAM is a plus.
  • Basic understanding of Airflow or workflow orchestration concepts.
  • Understanding of ML fundamentals, including data preparation, training, and deployment basics, is a plus.
  • Experience working with structured or unstructured datasets.
  • Good analytical and problem-solving skills.
  • Good communication skills and willingness to work in an international environment.
Preferred Qualifications (Nice to Have)
  • Exposure to AI/ML projects, including data preprocessing, feature engineering, or basic model training.
  • Familiarity with tools such as SageMaker, MLflow, Databricks, or similar platforms.
  • Awareness of Generative AI concepts such as LLM, RAG, and vector databases.
  • Exposure to dbt or Airflow through academic, personal, internship, or work projects.
  • Basic understanding of Infrastructure as Code (Terraform or similar).
  • Experience with cloud-based data platforms is a plus.
Benefits
  • Salary: Negotiable
  • International, professional, young, and innovative working environment with exposure to global experts and technology workshops.
  • Full social and health insurance according to Vietnam Labor Law.
  • Holidays and paid leave according to Vietnamese regulations.
  • Opportunity for onsite assignments in the US.
  • Opportunity to work on real-world international projects and develop expertise in Data Engineering, Cloud, and AI/ML technologies.
Contact

BlueOC Tech

Address:

  • 12th Floor, Technopark Tower, Vinhomes Ocean Park, Gia Lam, Hanoi
  • 7th Floor, HL Tower, 82 Duy Tan, Cau Giay, Hanoi

Email: [Confidential Information]

  • Fanpage: https://www.facebook.com/BlueOC.tech/

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Job ID: 153357205

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