(Sr./Lead) Application Developer I (II)

PJM Interconnection•Audubon, PA

1d•Hybrid

About The Position

The Application Developer is responsible for understanding the requirements of the business units and supporting project and support teams by implementing technical systems based on those requirements. This role focuses on designing, developing, enhancing, and supporting business-critical application systems with a strong emphasis on Oracle database development and PL/SQL. The developer works with project teams, support teams, database administrators, testers, architects, and business subject matter experts to ensure technical solutions meet business needs and are developed and implemented with high quality. The ideal candidate will have extensive hands-on experience developing complex PL/SQL solutions, deep familiarity with Oracle databases, and proven experience working with very large tables and views. Experience with Oracle Exadata is a plus. The scope of responsibility includes project support, maintenance, production support, troubleshooting, technical documentation, code reviews, and mentoring other developers.

Requirements

Bachelor's degree in Computer Science, Management Information Systems or equivalent work experience
At least 5 years of experience
Extensive experience developing applications and database solutions using Oracle PL/SQL.
Deep familiarity with Oracle databases, including SQL queries, tables, views, indexes, stored procedures, packages, functions, triggers, database links, and related database objects.
Experience working with very large Oracle tables and views in enterprise or high-volume environments.
Experience troubleshooting, tuning, and optimizing complex SQL and PL/SQL code.
Experience developing, debugging, testing, enhancing, and supporting business-critical applications.
Ability to produce high-quality work products with attention to detail
Ability to visualize and solve complex problems
Ability to apply analytical and mathematical solutions
Experience in developing applications using Oracle PL/SQL
Experience with DBMS concepts (including SQL queries, tables, views, DB links, etc.)

Nice To Haves

Experience with Oracle Exadata.
Experience with Oracle performance tuning in large-scale database environments.
Experience supporting applications that rely on high-volume data processing, complex views, large joins, and performance-sensitive database operations.
Experience working in Agile/Scrum teams
MS, Computer Science
Experience with PJM operations, markets, and planning functions

Responsibilities

Understand the development needs of the business units and establish a positive, service-oriented relationship by ensuring timely and accurate delivery of application systems
Develop a solid understanding of the business functions and processes and implement solutions based on that understanding
Establish and maintain high client satisfaction levels
Document, track and resolve problems in client business systems
Have primary responsibility for technical deliverables associated with application code development, including work estimates, detailed and technical design documentation, application code and associated documentation including documentation to fulfill audit requirements
Determine and document technical requirements for application systems, including system, module and unit design, unit test plans and test cases
Design, develop, debug, test, enhance, and support applications using Oracle PL/SQL and related Oracle database technologies
Develop and optimize PL/SQL packages, procedures, functions, triggers, SQL queries, views, database links, and other database objects
Work with very large Oracle tables and views, including query optimization, performance tuning, indexing considerations, and data access patterns
Support all phases of the software development lifecycle, including Requirements Gathering, Analysis, Design, Testing, Implementation, and Production support for PJM software systems.
Work with the database analyst/administrator to develop a data model appropriate to the application development solution
Develop, debug and test computer applications based on user requirements documentation, and on input from subject matter experts.
Debug, remediate and enhance existing computer applications based on documented variances and enhancement requests, and with guidance from subject matter experts.
Develop and maintain design documents to be used to develop applications.
Follow the approved methodology for application systems development and maintenance.
Respond, as necessary, to support calls in off-hours in order to support 24X7 applications.
Assist testing staff in developing product and integration testing approaches.
Assist business clients and work teams in integrating systems from external vendors
Mentor other staff members to ensure consistency in development approaches and in understanding of development processes
Identify and recommend application system solutions to business problems and enhancements to existing systems
Identify enhancements to application development standards and best practices.
Build and develop strong relationships with ITS's business clients by providing superior customer support as demonstrated by clearly owning, resolving and communicating issues and problems, and being responsive to needs, requirements, and deadlines
Collaborate with cross-functional Scrum or project teams, including developers, business analysts, testers, architects, database administrators, and business clients
Support application integrations with internal systems, external vendors, and enterprise integration platforms
Support the operation of a continuous integration environment, including development of automated test cases, build and release management support, and defect correction support as applicable