Application Developer

City of New York • Queens, NY

3d

About The Position

The NYC Department of Environmental Protection (DEP) is seeking an Application Developer to join the Bureau of Wastewater Treatment (BWT). BWT is undergoing a digital transformation focused on Application Development, IT Support and Cybersecurity, Asset Management, and SCADA Support and Development to modernize operations and improve resilience, efficiency, and data-driven decision-making. The Software Development and Support Section within BWT is responsible for designing, building, deploying, and sustaining enterprise applications that support wastewater operations. This includes developing custom applications, maintaining and modernizing legacy applications, ensuring secure integration with NYC DEP and citywide standards, and providing end-user support and documentation. The section's work enables BWT to operate more efficiently, meet regulatory obligations, and deliver consistent wastewater treatment services.

Requirements

• A baccalaureate degree from an accredited college, including or supplemented by twenty-four (24) semester credits in computer science or a related computer field and two (2) years of satisfactory full-time software experience in designing, programming, debugging, maintaining, implementing, and enhancing computer software applications, systems programming, systems analysis and design, data communication software, or database design and programming, including one year in a project leader capacity or as a major contributor on a complex project.
• OR A four-year high school diploma or its educational equivalent and six (6) years of full-time satisfactory software experience as described above, including one year in a project leader capacity or as a major contributor on a complex project.
• OR A satisfactory combination of education and experience that is equivalent to the above.
• College education may be substituted for up to two years of the required experience in (2) above on the basis that sixty (60) semester credits from an accredited college is equated to one year of experience.
• A masters degree in computer science or a related computer field may be substituted for one year of the required experience in (1) or (2) above.
• All candidates must have a four year high school diploma or its educational equivalent, plus at least one (1) year of satisfactory full-time software experience in a project leader capacity or as a major contributor on a complex project.
• Experience in computer operations, technical support, quality assurance (QA), hardware installation, help desk, or as an end user will not be accepted for meeting the minimum qualification requirements.

Nice To Haves

• Experience in a project leader capacity or as a major contributor on a complex project (required to explain in detail how experience qualifies).

Responsibilities

• Design, develop, and maintain end-to-end full-stack applications using .NET technologies, Angular, and SQL Server, supporting both front-end user interfaces and backend services.
• Develop modern, responsive user interfaces using Angular, HTML5, CSS3, and JavaScript/TypeScript, ensuring a user-friendly and accessible experience.
• Build and maintain RESTful APIs and microservices to support scalable, secure, and modular enterprise applications.
• Design and optimize SQL Server databases, including stored procedures, views, and queries to ensure data integrity, performance, and reliability.
• Develop and maintain data visualization, reports, and dashboards using Power BI and SQL Server Reporting Services (SSRS) to support operational and business decision-making.
• Implement and maintain data integration and ETL processes using SQL Server Integration Services (SSIS) to support application and reporting needs.
• Develop and support internal workflow and business applications using Microsoft Power Platform tools such as PowerApps.
• Collaborate with technical teams and business stakeholders to gather requirements, analyze business needs, and translate them into functional and technical solutions.
• Troubleshoot, debug, and resolve application, database, and integration issues to ensure system reliability and performance.
• Participate in code reviews, testing, deployment, and continuous improvement processes to maintain high software quality standards.
• Maintain technical documentation, including system design, architecture diagrams, and operational procedures.
• Stay current with emerging technologies, development frameworks, and industry best practices to support continuous innovation and system improvement.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior