

BigRio
SQL Database Engineer
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a SQL Database Engineer on a remote contract, requiring expert-level SQL and MariaDB experience. Key skills include data migration, AWS knowledge, and handling Excel/CSV formats. The ideal candidate should excel in problem-solving and data accuracy.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
March 6, 2026
🕒 - Duration
Unknown
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🏝️ - Location
Remote
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
United States
-
🧠 - Skills detailed
#Data Accuracy #Batch #Databases #"ETL (Extract #Transform #Load)" #MySQL #EC2 #MariaDB #AWS (Amazon Web Services) #Migration #RDS (Amazon Relational Database Service) #SQL Queries #Programming #AWS RDS (Amazon Relational Database Service) #Datasets #Data Migration #SQL (Structured Query Language)
Role description
SQL Database Engineer
Location: Remote
Experience Level: Expert
Engagement Type: Contract
Role Overview
We are seeking a SQL Database Engineer to support a data migration initiative.
Key Responsibilities
• Write optimized SQL queries for data loading, validation, and reconciliation
• Analyze, cleanse, transform, and validate structured data before migration
• Design and execute migration scripts and batch processes
• Ensure data accuracy, consistency, and integrity post-migration
• Troubleshoot migration failures and performance issues
• Collaborate with application and infrastructure teams during migration cycles
• Document migration approach, mapping logic, and validation results
• Lead data migration from flat files (Excel/CSV) into MariaDB databases hosted on AWS
Mandatory Technical Skills
• Strong hands-on experience with SQL
• Experience working with MariaDB
• Solid experience handling Excel and CSV data formats
• Experience performing data migration projects
• Intermediate knowledge of AWS (RDS, EC2, basic networking concepts)
Preferred Skills
• Experience with MySQL environments
• Familiarity with AWS database services (RDS, backups, snapshots)
• Understanding of data validation and reconciliation processes
• Experience working with large datasets
AWS Expertise Required
• Expert-level experience
• Comfortable working with AWS-hosted databases
• Ability to manage database configurations and connectivity
Ideal Candidate Profile
• Strong SQL Programming skills
• Strong analytical and problem-solving skills
• Detail-oriented with a focus on data accuracy
• Experience executing structured migration projects
• Comfortable working independently in a remote setup
SQL Database Engineer
Location: Remote
Experience Level: Expert
Engagement Type: Contract
Role Overview
We are seeking a SQL Database Engineer to support a data migration initiative.
Key Responsibilities
• Write optimized SQL queries for data loading, validation, and reconciliation
• Analyze, cleanse, transform, and validate structured data before migration
• Design and execute migration scripts and batch processes
• Ensure data accuracy, consistency, and integrity post-migration
• Troubleshoot migration failures and performance issues
• Collaborate with application and infrastructure teams during migration cycles
• Document migration approach, mapping logic, and validation results
• Lead data migration from flat files (Excel/CSV) into MariaDB databases hosted on AWS
Mandatory Technical Skills
• Strong hands-on experience with SQL
• Experience working with MariaDB
• Solid experience handling Excel and CSV data formats
• Experience performing data migration projects
• Intermediate knowledge of AWS (RDS, EC2, basic networking concepts)
Preferred Skills
• Experience with MySQL environments
• Familiarity with AWS database services (RDS, backups, snapshots)
• Understanding of data validation and reconciliation processes
• Experience working with large datasets
AWS Expertise Required
• Expert-level experience
• Comfortable working with AWS-hosted databases
• Ability to manage database configurations and connectivity
Ideal Candidate Profile
• Strong SQL Programming skills
• Strong analytical and problem-solving skills
• Detail-oriented with a focus on data accuracy
• Experience executing structured migration projects
• Comfortable working independently in a remote setup






