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Volunteer App Developer Jobs (NOW HIRING)

Damco Solutions

iOS Developer

Atlanta, GA · On-site

$49.75 - $68.50/hr

... app vs servers to interact for end consumers, and continuous focus on improvement of that. • ... team by volunteering for and completing assignments, acting as a positive team member by ...

Blu Omega LLC

Mobile Application Developer

Ashburn, VA · On-site

$100K - $110K/yr

Support mobile application deployment, release management, and app store submission processes ... Company-paid Life and AD&D insurance with additional voluntary options * Short-term disability ...

Reddit

Principal Engineer, iOS Performance

It's our job to help improve developer efficiency by providing libraries/APIs/frameworks ... In the codebase, we own the core components of the app such as the networking and caching stack. We ...

Cadent

DevOps Engineer

Philadelphia, PA · On-site

$50.50 - $69/hr

Voluntary Benefits: Pet Insurance, LegalEase Legal Assistance, Critical Illness, Hospital Indemnity ... Free access to the Calm App * Monthly Wellness reimbursement * Special discounts through LifeMart ...

Cadent

DevOps Engineer

Philadelphia, PA · On-site

$50.50 - $69/hr

Voluntary Benefits: Pet Insurance, LegalEase Legal Assistance, Critical Illness, Hospital Indemnity ... Free access to the Calm App * Monthly Wellness reimbursement * Special discounts through LifeMart ...

Cadent

DevOps Engineer

Philadelphia, PA · On-site

$50.50 - $69/hr

Voluntary Benefits: Pet Insurance, LegalEase Legal Assistance, Critical Illness, Hospital Indemnity ... Free access to the Calm App * Monthly Wellness reimbursement * Special discounts through LifeMart ...

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As of Sep 9, 2026, the average hourly pay for volunteer app developer in the United States is $52.64, according to ZipRecruiter salary data. Most workers in this role earn between $42.31 and $60.58 per hour, depending on experience, location, and employer.

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Infographic showing various Volunteer App Developer job openings in the United States as of June 2026, with employment types broken down into 1% As Needed, 34% Full Time, 51% Part Time, 1% Temporary, and 13% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $109,490 per year, or $52.6 per hour.

Mainframe Ops/App Support

Remote

Diné Development Corporation
Executive Offices • 51 - 200 employees
Learn more about Diné Development Corporationexternal

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago

Job description

We are seeking someone to join our team as a Mainframe Ops/App Support. The qualified individual will work within an IBM and Unisys mainframe OS and environment to support customer processing, applications, and configurations.
***Position dependent upon contract need.***
Responsibilities
  • Provide support controlling, diagnosing, and resolving difficult problems that arise due to incorrect ECL coding/programming techniques.
  • Provide IBM and Unisys Mainframe Operations/Application support including performing IPL in a highly-complex mainframe operating environment. Provide generalized expertise in OS2200, z/OS, and z/VM operating environments, JES2, JCL, and OpCon Unisys scheduling tool.
  • Utilize a Windows-based personal computer workstation and the MS Office suite (Outlook, Excel, and Word), Internet browsers, Mainframe Terminal Emulation Software, and ITSM ticketing software.
  • Provide support using standard tools (currently BMC Control Products Suite) for scheduling to include building, maintaining, and scheduling batch processing (to include complex system abend (error) recovery techniques). Provide real-time accurate monitoring and troubleshooting of multiple mainframe systems and applications.
  • Conduct troubleshooting of mainframe application support issues in a manner that minimizes interruptions in the MLOB ability to provide customer support.
  • Work with government personnel, other contractors, MLOB management, and customer personnel to ensure overall efficiency and effectiveness of MLOB Operations and Application Support.
  • Support MLOB Ops/App Support tracking status of mainframe Change Management which includes Change Requests and Authorized Service Interruptions (ASI).
  • Monitor and maintain the stability of systems and resources in the MLOB Ops/App Support mainframe environment using performance/workload monitoring tools.
  • Perform system issue/incident determination, resolution, and RCA (e.g.: job abends, system performance degradation, network monitoring/recovery, workload monitoring/recovery).
  • Escalate issues to the Shift Supervisor if unresolved within 15 minutes of receipt.
  • Conduct tape service support for external tape systems in the z/OS Mainframe environment, including tape movement from silo to silo and preparing/updating tape administration documentation.
  • Provide status and activity reports on items of team activities. Attend and participate in meetings.
  • Evaluate the customer's mainframe processing requirements (e.g. scheduling requests, capacity concerns, and performance requirements) and communicate these requirements to customers and government employees.
  • Troubleshoot problems to minimize interruptions in the customer's critical business activities and proactively identify and resolve system performance bottlenecks.
  • Notify the customer of acceptance, receipt of upgrades, and interruptions in service for upgrades/system patches.
  • Provide follow-up during incident management including ITSM ticket updates, system documentation, and actions taken to fix the issue.
  • Contact customers for required system reporting including unannounced outages, service interruptions, and system restoral, ensuring compliance with SLA requirements.
  • Provide ongoing updates, workarounds, and incident resolutions to DISA Ecosystem, C2 cell, and the customer.
  • Receive and disseminate notifications for ASI, product upgrades, software updates, and COOP exercises.
  • Support customer performance requirements and customer support policies/procedures to ensure SLA objectives are achieved.
  • Use government documented processes and procedures to download and install application releases.
  • Use DISA approved tools and follow policies for Change, Incident, and Service Requests.
  • Create, delete, and modify application user accounts IAW access requests received by the mission partner and/or Terminal Area Security Officer.
  • Must be willing to work 3rd shift.
  • Performs other related duties as assigned.

Qualifications
Required Certifications (IAT Level I - Must possess one of the following):
  • A+ CE
  • CCNA Security
  • Network+ CE
  • SSCP

Clearance Required: Secret, IT-I
About Us
Diné Development Corporation (DDC) is a Navajo Nation owned family of companies that provides government agencies and commercial organizations with high-quality IT, professional, environmental, and research and development services. DDC is dedicated to empowering the Navajo Nation and communities we serve.
Benefits
Eligible full-time employees receive a comprehensive benefits package, including medical, dental, vision, life and disability coverage, retirement savings with company match, paid time off, voluntary supplemental benefits, and access to an employee assistance program. The package also includes educational assistance, with tuition reimbursement.
EEO Statement
This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a) and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities, and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, national origin, or for inquiring about, discussing, or disclosing information about compensation, or any other basis prohibited by law. We participate in E-Verify.

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