5-7 years of experience in developing and maintaining production web applications and database-backed services.
Strong proficiency in Microsoft SQL Server.
Experience with C#/ASP.NET or Adobe ColdFusion.
Proficient in JavaScript, HTML, and CSS.
Experience with API development and data formats like JSON, XML, and CSV.
Strong troubleshooting skills for application code and database queries.
Familiarity with version control and software release processes.
Responsibilities
Develop and maintain both frontend and backend application components.
Troubleshoot and resolve production defects and security vulnerabilities.
Integrate new datasets and enhance data retrieval and presentation.
Modernize legacy code and assist in application migration.
Create administrative interfaces, dashboards, and application metrics.
Maintain shopping-cart workflows and payment integrations.
Optimize SQL queries and manage database interactions.
Benefits
Medical, Dental, and Vision coverage
Flexible Spending Account (FSA) and Health Savings Account (HSA)
401(k) and Retirement Savings Plan
Annual Bonus and Profit-Sharing Opportunities
Paid Time Off and Vacation
Employee Assistance Program
Life and Disability Insurance
Full Job Description
Position Title: Senior Application Developer
Location: Suitland, Maryland Schedule: Full-time
WINTrio seeks a Senior Application Developer to maintain and modernize business-critical web applications and data services. The environment includes interactive data tables, public APIs, online ordering and payment integrations, administrative interfaces, and historical data applications.
Responsibilities
Develop, enhance, troubleshoot, and maintain frontend and backend application components.
Resolve production defects, remediate security vulnerabilities, and improve performance.
Integrate new datasets and enhance data retrieval, presentation, and exchange.
Modernize legacy code and support application migration to updated server environments.
Develop administrative interfaces, dashboards, and application metrics.
Maintain shopping-cart workflows and payment-service integrations.
Develop and optimize SQL queries and database interactions.
Perform code reviews, unit and integration testing, regression testing, and deployment verification.
Maintain source code, build pipelines, release procedures, and technical documentation.
Apply secure development, accessibility, and configuration management practices.
Qualifications
Demonstrated experience developing and maintaining production web applications and database-backed services.
Strong Microsoft SQL Server skills.
Experience with C#/ASP.NET or Adobe ColdFusion.
Proficiency in JavaScript, HTML, and CSS.
Experience developing or integrating APIs and handling JSON, XML, and CSV data.
Ability to troubleshoot application code, database queries, and web-server configurations.
Experience with version control, testing, and controlled software releases.
Preferred Experience
Experience supporting applications or IT projects in the economic and statistical analysis domain, particularly systems used to collect, process, validate, analyze, and disseminate economic statistics.
Work Environment
Full-time, fully remote position.
Work supports a Federal Government program.
Standard hours are expected to align with U.S. business hours.
Video participation is expected for interviews, standups, sprint ceremonies, working sessions, and stakeholder meetings.
Occasional after-hours support may be required for releases or deployments.
All work must be performed within the United States.
WINTrio Benefits
Medical, Dental, and Vision coverage
FSA and HSA
401(k) and Retirement Savings Plan
Annual Bonus and Profit-Sharing Opportunities
Paid Time Off and Vacation
Employee Assistance Program
Life and Disability Insurance
Growth Opportunities
This role provides hands-on experience supporting a long-term Federal Government digital modernization program using Salesforce, modern web technologies, accessibility standards, analytics platforms, and cloud-based development practices.
