Sr. Test Engineer - SQL

Liberty Personnel Services, Inc.; Philadelphia (Philadelphia County); Hybrid; USD 90,000 - 120,000; Full time

Job summary

A leading company in the technology sector is seeking a Sr. Test Engineer with strong SQL experience for a full-time hybrid role. You will develop and improve testing frameworks focusing on data transfer, ensuring high-quality solutions while collaborating with an Agile team. Ideal candidates will possess 6+ years in relevant experience and have a proven track record in both testing and development.

Qualifications

• 6+ years in development and testing with SQL.
• Experience in building test frameworks.
• Familiarity with testing tools and Agile practices.

Responsibilities

• Develop and enhance testing frameworks for applications.
• Engage in Agile practices for quality-focused applications.
• Mentor team members through training and code reviews.

Skills

SQL

Object-Oriented Programming

Agile Practices

Test Framework Building

Database Performance Tuning

Tools

GitLab

Katalon

SonarQube

NUnit

Postman

Job description

Full time hybrid opening for a Sr. Test Engineer with strong SQL experience. Role will be on site 3-4 times a month and you must live in the Greater Philly area. You will develop and improve testing frameworks for applications, with a focus on data transfer and storage. This role operates within an Agile engineering team to deliver high-quality solutions, collaborates with cross-functional teams, and mentors peers to advance continuous testing and quality initiatives.

Responsibilities

Develop and enhance testing frameworks for applications, prioritizing data transfer and storage.

Engage in Agile practices to ensure delivery of quality-focused applications.

Gain in-depth knowledge of data and system architecture.

Translate requirements into effective testing framework designs.

Advocate for quality improvement initiatives across teams.

Create mocks and simulators to support integration testing.

Positively influence engineering peers and cross-functional teams (Product, Support, Project Management).

Collaborate with DevOps to integrate testing as quality gates in a Continuous Testing system.

Support application deployments and production monitoring.

Partner with performance engineers to embed performance metrics in functional testing.

Build expertise in the payments business.

Mentor team members through training, pair programming, and code reviews.

Basic Qualifications

6+ years of experience in development and testing with SQL and object-oriented programming (OOP).

Proven track record in building and maintaining test frameworks.

Strong experience testing backend and database-centric applications.

Proficient in SQL scripting, ETL processes, and database performance tuning.

Skilled in creating mock data simulators.

Experienced Agile practitioner, embedding quality-focused tasks in workflows.

Ability to influence peers and stakeholders to adopt continuous testing and quality practices.

Familiarity with testing tools.

Knowledge of infrastructure applications.

Proficient with GitLab.

Preferred Qualifications

Extensive experience with infrastructure applications:

Snowflake/Sigma

SQL Server

Redis

Experience creating and managing test data for dynamic automation.

Proficiency with testing tools:

Katalon

SonarQube

NUnit

Postman

Experience with application types:

Web front ends

APIs

Queuing systems

POS systems and devices

Familiarity with infrastructure tools:

Octopus/Argo

DynaTrace

Windows IIS

Liberty Personnel Services Inc.

610-941-6300 ext 121 direct: 484-567-2089

www.linkedin.com/pub/tim-campbell/0/a9b/616