Jr Database Developer

Jobsoid Inc.; Washington, Northern (District of Columbia, KY); Hybrid; USD 75,000 - 105,000; Full time

Job summary

Jobsoid Inc. in Washington, DC, seeks a Jr Database Developer to join an Agile team supporting a cloud-native federal application on AWS. The role designs data layers, builds schemas, and develops data pipelines with a focus on performance, security, and scalability.

You will collaborate with developers, architects, and leads, applying AI-assisted tools to boost productivity and code quality in a fast-paced environment.

Qualifications

• 3+ years of database development experience.
• Experience developing SQL-based applications and database solutions.
• Experience with relational and/or NoSQL databases.
• Experience supporting enterprise application teams.

Responsibilities

• Design, develop, and maintain relational database schemas, tables, indexes, stored procedures, views, and SQL queries.
• Develop and support ETL/ELT processes and data pipelines that efficiently move and transform application data.
• Optimize database performance through query tuning, indexing strategies, and execution-plan analysis.
• Develop database solutions utilizing AWS data services, including Amazon Aurora, Amazon RDS, DynamoDB, and Amazon S3.
• Ensure database integrity, availability, security, and compliance with established enterprise standards.
• Collaborate with software developers, database architects, and technical leads to design efficient data-access patterns.
• Troubleshoot database issues and support production performance tuning and problem resolution.
• Utilize AI-assisted development tools to improve database development, SQL optimization, and overall engineering productivity.
• Participate in Agile ceremonies, code reviews, and continuous improvement initiatives.

Skills

SQL development

Database schema design

Relational database development

Data modeling fundamentals

ETL/ELT development

AWS database services

Database performance tuning

Data integrity and security

Education

Bachelor's degree in Computer Science, Information Systems, Software Engineering, Data Management, or a related technical discipline (or equivalent professional experience)

Tools

Amazon Aurora

Amazon RDS

DynamoDB

Amazon S3

Job description

We are building a team for one of the U.S. Federal Government's largest technology modernization programs, underpinning the U.S. capital markets.

Built on AWS and leveraging an AI-powered software engineering platform, this program offers a unique opportunity to gain hands-on experience with next-generation AI, Agentic AI, cloud technologies, and AI-driven engineering.

If you are looking for technically challenging work, exceptional learning, and a résumé-defining opportunity with national impact, I would love to connect.

Job Title:

Jr Database Developer

Position Type:

Full-Time

Location:

Hybrid (2 days onsite)

Days Remote:

3 days remote

Position Summary:

The Database Developer is responsible for designing, developing, and optimizing the platform's data layer supporting a large-scale, cloud-native federal application hosted on AWS. Working as part of an Agile delivery team, this role develops database schemas, SQL code, data pipelines, and data-access components while ensuring high performance, data integrity, security, and scalability. The Database Developer collaborates closely with application developers, database architects, and technical leads to deliver reliable, high-volume data solutions while leveraging AI-assisted development tools to improve productivity and software quality.

Key Responsibilities:

• Design, develop, and maintain relational database schemas, tables, indexes, stored procedures, views, and SQL queries.
• Develop and support ETL/ELT processes and data pipelines that efficiently move and transform application data.
• Optimize database performance through query tuning, indexing strategies, and execution-plan analysis.
• Develop database solutions utilizing AWS data services, including Amazon Aurora, Amazon RDS, DynamoDB, and Amazon S3.
• Ensure database integrity, availability, security, and compliance with established enterprise standards.
• Collaborate with software developers, database architects, and technical leads to design efficient data-access patterns.
• Troubleshoot database issues and support production performance tuning and problem resolution.
• Utilize AI-assisted development tools to improve database development, SQL optimization, and overall engineering productivity.
• Participate in Agile ceremonies, code reviews, and continuous improvement initiatives.

Minimum Experience:

• 3+ years of database development experience.
• Experience developing SQL-based applications and database solutions.
• Experience working with relational and/or NoSQL database technologies.
• Experience supporting enterprise application development teams.

Mandatory Skills:

• SQL development.
• Database schema design.
• Relational database development.
• Data modeling fundamentals.
• ETL/ELT development.
• AWS database services (Aurora, Amazon RDS, DynamoDB, or Amazon S3).
• Database performance tuning.
• Data integrity and security.

Non-technical Requirements:

• Strong problem-solving and analytical skills.
• Effective communication and collaboration skills.
• U.S. work authorization.
• Ability to obtain a Public Trust clearance.

Nice-to-Have Skills:

• Amazon Redshift experience.
• Experience supporting high-volume transaction processing systems.
• Federal government project experience.
• Experience with AI-assisted database development or SQL optimization tools.
• Familiarity with CI/CD pipelines supporting database deployments.
• Experience working within Agile software development teams.

Degrees and Certifications

Required

• Bachelor's degree in Computer Science, Information Systems, Software Engineering, Data Management, or a related technical discipline (or equivalent professional experience).

Preferred

• AWS database or cloud certification.