City Of New York

Senior Developer - SQL and Mendix

City Of New York • $110K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Baccalaureate degree in computer science, information systems, or related field.
  • 6+ years experience in enterprise architecture, solutions architecture, or IT infrastructure systems.
  • Extensive hands-on experience with Microsoft SQL Server, IBM i DB2, and PostgreSQL.
  • Strong technical skills in T-SQL development and performance tuning.
  • Experience with SSIS, ETL processes, and data migration.
  • Familiarity with data integration across complex systems.

Responsibilities

  • Design and maintain data integration pipelines across various database systems.
  • Operationalize and monitor data integration pipelines for reliability and performance.
  • Develop T-SQL scripts and stored procedures to support business applications.
  • Optimize SQL queries for large datasets ensuring performance and accuracy.
  • Create and maintain SSIS packages for various ETL processes.
  • Monitor and tune database performance using advanced techniques.
  • Collaborate with development teams to implement business requirements.

Benefits

  • Flexible work arrangements with hybrid schedules.
  • Comprehensive health benefits including medical, dental, and vision.
  • Robust retirement plans, including pension and deferred compensation options.
  • Pre-tax commuter benefits for eligible expenses.
  • Opportunities for professional development and training.
  • Generous paid time off policies including vacation and holidays.
  • Career growth potential in a stable government environment.
  • Eligibility for federal loan forgiveness programs.
  • Inclusive and diverse workplace culture.
Full Job Description
Job Description

Position Summary

The Senior Developer - SQL and Mendix will be responsible for designing, developing, optimizing, and supporting database solutions, data integration pipelines, ETL processes, and low-code application components that support TRS business operations and enterprise systems.

The ideal candidate will have extensive hands-on experience with Microsoft SQL Server, IBM i DB2, Amazon RDS for PostgreSQL, SSIS, data migration, data bridging, and production deployment processes. The role requires strong technical expertise in T-SQL development, performance tuning, indexing strategies, enterprise application integration, and data integration across complex systems.

The Senior Developer will work closely with application development teams, production support teams, database teams, and business stakeholders to deliver reliable, scalable, and high-performing data solutions across development, test, and production environments.

Key Responsibilities

- Design, develop, and maintain data integration pipelines across enterprise applications using IBM i DB2, Microsoft SQL Server, and PostgreSQL database systems.
- Operationalize data integration pipelines and govern their operational aspects, including monitoring, reliability, performance, error handling, and ongoing maintenance.
- Design, develop, and maintain T-SQL scripts, stored procedures, functions, and views to support business processes, application functionality, and data operations.
- Develop and optimize complex SQL queries that operate on large production datasets, ensuring accuracy, reliability, scalability, and performance.
- Develop, maintain, and support Microsoft SSIS packages for ETL processes, including source-to-target data flows, staging, transformations, logging, error handling, and incremental data loads.
- Design and implement indexing strategies for high-volume transaction tables, including clustered indexes, nonclustered indexes, filtered indexes, indexed views, and partitioning recommendations.
- Monitor and tune database performance using execution plans, statistics, query optimization techniques, parameter sniffing mitigation, and index maintenance practices.
- Support data migration and data bridging activities across enterprise systems, including forward and backward bridging of data.
- Collaborate with application development teams to translate business and application requirements into reliable database objects, integration processes, and deployment-ready SQL artifacts.
- Support deployments of SQL scripts, database objects, and SSIS packages across lower environments and production, including deployment validation and rollback planning.
- Work with Sagitec's Neospin Framework to develop, support, and optimize SQL components that integrate with .NET-based pension systems.
- Work with the Mendix platform to develop, support, and optimize platform components that integrate with Mendix-based pension systems.
- Create and support data models, data sources, and analytical reporting solutions using Tableau.
- Contribute to repeatable deployment processes, environment promotion, change control, production readiness, and operational documentation.

Benefits of Working for the City of New York:

- Flexible Work Arrangements: Hybrid work schedules offer a balanced combination of remote and in-office work, promoting a healthy work-life balance.
Comprehensive Health Benefits: Access to excellent healthcare coverage, including medical, dental, and vision plans.
- Retirement Plans: Robust pension plans, including the New York City Retirement Systems (NYCERS), and NYC Deferred Compensation (401k and 403b) providing financial security post-retirement.
- Commuter Benefits: Enjoy pre-tax deductions for eligible commuting expenses, reducing your taxable income and saving you money.
- Professional Development: Opportunities for continuous learning and career advancement through various training programs and workshops.
- Competitive Salaries: Competitive compensation packages commensurate with experience and responsibilities.
- Paid Time Off: Generous paid leave policies, including vacation days, sick leave, and holidays.
- Work-Life Balance: Programs and policies supporting a balance professional and personal life.
- Career Growth: Long-term career prospects supported by a stable and well-established city government.
- Public Service Loan Forgiveness (PSLF): Eligibility for federal loan forgiveness programs and state repayment assistance programs, while working full-time for a qualifying employer like the City of New York.
- Diverse Work Environment: Inclusive and diverse workplace culture, reflecting the vibrant city of New York.

SENIOR IT ARCHITECT - 95711

Qualifications

1. A baccalaureate degree from an accredited college in computer science, information systems, engineering, mathematics or related field and six years of satisfactory full-time experience related to enterprise architecture, solutions architecture, network architecture and/or IT infrastructure systems; or

2. A baccalaureate degree from an accredited college and ten years of satisfactory full-time experience related to enterprise architecture, solutions architecture, network architecture and/or IT infrastructure systems; or

3. Education and/or experience which is equivalent to "1" or "2" above.

Additional Information

About City Of New York

The City of New York is the most iconic and dynamic city on the planet. With a population of more than 8.4 million people, New York is not only the largest city in the United States — it is the academic, cultural, commercial, and financial capital of the world. City government is filled with opportunities for talented individuals seeking to improve their communities and make a meaningful difference in the lives of their fellow New Yorkers. Every day, the City’s more than 300,000 employees improve infrastructure, provide vital social services, build technology, protect health and safety, and so much more.

City of New York Careers

There has never been a better time to explore the diverse job opportunities at the City of New York—the hub of professional growth and innovation in the public sector.

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Join the City of New York’s dynamic team to contribute to the community and enhance the city’s services across a broad spectrum of disciplines. The City of New York offers a unique opportunity to engage in meaningful work that impacts the lives of millions while navigating through a career filled with learning and growth. Transform the metropolitan landscape and enrich the lives of its residents with the best minds in public administration, urban planning, and community services. The City of New York stands at the forefront of urban management and innovation. Lead with a unique position in public service, at the intersection of technology, community needs, and sustainable development. Work alongside a diverse team of professionals dedicated to improving city operations and enhancing the quality of urban life. Collaborate with the largest network of public service experts in the nation, fostering leadership, diversity training, and professional development.

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