Database Developer

3M Consultancy; Parsippany-Troy Hills (NJ); On-site; USD 80,000 - 100,000; Full time

Job summary

A technology consultancy in Parsippany is seeking a Database Developer. This role involves designing and maintaining database systems, optimizing SQL queries, and managing data integration processes. The ideal candidate has 4-5 years of experience, a Bachelor's degree in Computer Science, and expertise in SQL and relational databases. Familiarity with ETL tools and BI platforms is beneficial. A competitive salary and opportunities for professional growth are offered.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 4-5 years of experience in database development or administration.
• Expertise in SQL and relational databases.

Responsibilities

• Design, develop, and maintain database systems.
• Create and optimize SQL queries and stored procedures.
• Develop data integration processes using ETL tools.
• Monitor database performance and implement optimizations.
• Ensure database security in compliance with policies.
• Create and update technical documentation for databases.

Skills

SQL expertise

Experience with Oracle

Experience with MySQL

Experience with PostgreSQL

Experience with Python

Experience with Java

Experience with C#

ETL tools experience

BI tools experience

Version control

Education

Bachelor's degree in Computer Science

Tools

SQL Server

Informatica

SSIS

Tableau

Power BI

Git

Job description

Parsippany, United States | Posted on 02/09/2025

Job Responsibilities:

Database Design and Development:

• Design, develop, and maintain database systems for applications.
  
• Optimize database structures and queries for performance.
  

Query and Script Writing:

• Create and optimize SQL queries, stored procedures, and triggers.
  
• Address complex query performance issues.
  

Data Integration and ETL:

• Develop and manage data integration processes using ETL tools.
  
• Ensure accurate data migration and transformation between systems.
  

Database Maintenance:

• Monitor database performance and implement optimizations.
  
• Conduct routine maintenance tasks such as backups, indexing, and troubleshooting.
  
• Collaborate with software developers, data analysts, and business teams to meet data requirements.
  
• Provide ongoing support for applications interacting with databases.
  

Compliance and Security:

• Ensure database security and privacy in compliance with organizational policies and regulations.
  
• Maintain and manage database access controls.
  

Documentation:

• Create and update technical documentation for databases.
  
• Maintain logs of system changes and updates.
  

Required Skills:

Technical Proficiency:

• Expertise in SQL and relational databases (e.g., Oracle, MySQL, PostgreSQL, Microsoft SQL Server).
  

Programming Knowledge:

• Familiarity with programming languages like Python, Java, or C# for database integration.
  
• Experience with ORMs (Object-Relational Mapping), such as Hibernate, is a plus.
  

Tools and Platforms:

• Proficient with database management tools and platforms.
  

Problem-Solving Skills:

• Strong ability to troubleshoot performance issues efficiently.
  
• Analytical mindset to address complex data-related challenges.
  

ETL and BI Tools:

• Experience with ETL tools like SSIS, Informatica, or Talend.
  
• Familiarity with BI tools like Tableau or Power BI is a plus.
  

Version Control and CI/CD:

• Experience with version control systems (e.g., Git) and CI/CD pipelines for database changes.
  

Qualifications:

Education:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
  

Experience:

• 4-5 years of hands-on experience in database development or administration.