Integrator/ Developer II

Sorry, this job was removed at 05:37 p.m. (UTC) on Monday, Aug 31, 2026
Be an Early Applicant
San Diego, CA, USA
In-Office
84K-124K Annually
Mid level
Utilities
The Role
Develop and maintain Calpine Energy Solutions CCA applications using full-stack .NET technologies. Responsibilities include designing solutions, coding, testing, automating QA, deploying applications and databases, documenting systems, troubleshooting applications and interfaces, supporting users post-implementation, and implementing enhancements, upgrades, and configuration changes. The role requires collaboration with business teams and management while handling multiple projects with minimal supervision.
Summary Generated by Built In

Calpine, a business unit of Constellation Energy Corporation (Nasdaq: CEG), is America's largest generator of electricity from natural gas and geothermal resources with operations in competitive power markets. With 79 energy facilities in operation, Calpine’s fleet has the capacity to generate approximately 27,000 MW of electricity – enough to power approximately 27 million homes. Through wholesale power operations and its retail businesses, Calpine serves customers in 22 states and Canada. Its clean, efficient, modern and flexible fleet uses advanced technologies to generate power in a low-carbon and environmentally responsible manner.

The company was established on the premise that a strong commitment to the environment is inextricably linked to excellence in power generation and corporate responsibility. Since its founding in 1984, Calpine has led the power industry in its unwavering commitment to environmental stewardship. In addition, its renewable geothermal plants use steam generated deep below the earth's surface to produce clean, renewable electricity.

Community Choice Aggregation programs (CCAs) are a rapidly growing segment of the electricity market; they are formed by local governments to supply electricity and related services to customers in their geographic area in place of the incumbent utility. CCAs require a broad and complex range of back office systems, operations and data to enable startup and management of their program, and contract with firms like Calpine Energy Solutions to perform these services.

The CCA Team needs a versatile developer who can handle software development, application customization, application interfaces, and business intelligence reporting associated with it. Assists the Calpine Energy Solutions business teams with troubleshooting problems occurring in applications, interfaces, or databases. Participate in solution design processes to meet evolving requirements of the business. Support the business with solution enhancements and upgrades, configuration changes, and other requests for support.

Job Responsibilities

  • Provide development support for maintenance and enhancement of Calpine Energy Solutions CCA applications
  • Provide full stack .NET capability in developing new solutions
  • Assist with QA testing of software releases, including unit testing or testing automation
  • Implement and deploy applications and databases
  • Develop technical documentation
  • Provide post implementation support of user questions and fine-tuning of applications
  • Maintain communications with management and users during development or maintenance cycle
  • Management & Associate Competencies: Interpersonal Skills/Behaviors, Openness, Focus on Performance, Business Knowledge, Critical thinking Skills

Job Requirements

  • Undergraduate degree in information systems, computer science, other technical/science degree, or equivalent work experience and technical training is required.
  • Object Oriented programming experience, preferably in C#.
  • 3+ years of experience in developing software applications in the Microsoft .NET stack or equivalent experience, advanced degrees, or demonstrated skills.
  • Demonstrated ability to rapidly learn new languages and technologies.
  • Knowledge and experience with the Microsoft Azure cloud platform preferred, including API management in the cloud and use of different app services, virtual environments, logic apps, or Data Factory.
  • Equivalent knowledge on another major cloud platform will be considered.
  • Strong technical knowledge, with hands-on experience in coding, testing, documenting and deploying software applications in enterprise environments.
  • Ability to handle multiple projects at the same time
  • Ability to work with minimal supervision
  • Demonstrates the ability to propose and implement effective solutions to problems
  • Diverse skill set across the presentation, business logic, and data layers, including but not limited to: AngularJS, ASP.NET Web API, Azure Development (Function Apps, Service Bus, Logic Apps, Cosmos DB, Data Factory), C#, Git, JavaScript, T-SQL, SSIS.
  • Ability to rapidly learn new languages and technologies, and adapt to the needs of the rapidly changing needs of the business.
  • Sitting and standing for long periods of time..

Salary Range 

$84,246.70 - $124,263.83

Additional Calpine Information:

  • Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.
  • Calpine is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment and need special assistance or an accommodation to use our website or to apply for a position, please send an e-mail with your request to [email protected]. Determination on requests for reasonable accommodation are made on case-by-case basis.

Please view Equal Employment Opportunity Posters provided by OFCCP here

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

Skills Required

  • Undergraduate degree in information systems, computer science, another technical or science field, or equivalent work experience and technical training
  • Object-oriented programming experience, preferably in C#
  • 3+ years of experience developing software applications in the Microsoft .NET stack, or equivalent experience, advanced degrees, or demonstrated skills
  • Ability to rapidly learn new languages and technologies
  • Hands-on experience coding, testing, documenting, and deploying software applications in enterprise environments
  • Ability to handle multiple projects simultaneously
  • Ability to work with minimal supervision
  • Ability to propose and implement effective solutions to problems
  • Technical knowledge across presentation, business logic, and data layers
  • Knowledge and experience with the Microsoft Azure cloud platform, including cloud API management and app services
  • Experience with AngularJS, ASP.NET Web API, Azure Functions, Service Bus, Logic Apps, Cosmos DB, Data Factory, Git, JavaScript, T-SQL, and SSIS
  • Ability to sit and stand for long periods of time

Similar Jobs

Micron Technology Logo Micron Technology

Regional Lead, TA Operations & Enablement - NA/EMEA

Artificial Intelligence • Hardware • Information Technology • Machine Learning
In-Office
2 Locations
45000 Employees
107K-295K Annually

ServiceNow Logo ServiceNow

Senior Manager - Software Engineering Management - AI Engineering

Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Hybrid
Santa Clara, CA, USA
29000 Employees
201K-352K Annually

GC AI Logo GC AI

Senior Manager, Sales Operations

Artificial Intelligence • Legal Tech
Remote or Hybrid
San Mateo, CA, USA
130 Employees
180K-225K Annually

Tapestry - Coach and Kate Spade Logo Tapestry - Coach and Kate Spade

Luxury Sales Expert II

eCommerce • Fashion • Retail • Sales • Wearables • Design
Hybrid
Commerce, CA, USA
16000 Employees
15-24 Hourly
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Houston, TX
2,200 Employees
Year Founded: 1984

What We Do

Calpine Corporation is America’s largest generator of electricity from natural gas and geothermal resources with operations in competitive power markets. Our fleet of 76 power plants in operation or under construction represents more than 26,000 megawatts of generation capacity -- enough to power approximately 20 million homes. Through wholesale power operations and our retail businesses Calpine Energy Solutions and Champion Energy, we serve customers in 22 states, Canada and Mexico. Our clean, efficient, modern and flexible fleet uses advanced technologies to generate power in a low-carbon and environmentally responsible manner. We are uniquely positioned to benefit from the secular trends affecting our industry, including the abundant and affordable supply of clean natural gas, environmental regulation, aging power generation infrastructure and the increasing need for dispatchable power plants to successfully integrate intermittent renewables into the grid. Please visit www.calpine.com to learn more about how Calpine is creating power for a sustainable future

Similar Companies Hiring

Sierra Space Thumbnail
Aerospace • Hardware • Information Technology • Robotics • Defense • Utilities
Louisville, CO
1600 Employees
Treeswift Thumbnail
Artificial Intelligence • Hardware • Machine Learning • Robotics • Software • Utilities
New York, New York
55 Employees
Energy CX Thumbnail
Greentech • Professional Services • Business Intelligence • Consulting • Energy • Financial Services • Utilities
Chicago, IL
108 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account