Logo for 3Core Systems, Inc

Application Developer

Role overview

Qualifications

  • Knowledge of modern application development frameworks, programming languages, and secure coding practices
  • Knowledge of software development lifecycle (SDLC) methodologies, including Agile
  • Skill in performing all aspects of application development, including coding, unit testing, documentation, code reviews
  • Ability to deliver high-quality work output with minimal defects

Responsibilities

  • Develop, enhance, and maintain application components that meet functional and technical requirements
  • Develop clear, actionable user stories and maintain a prioritized backlog
  • Develop APIs, system interfaces, and automation workflows
  • Collaborate effectively with TRS technical staff, analysts, testers, and project managers

About the company

3Core Systems, Inc logo

3Core Systems, Inc

IT Services & IT Consulting

Established in 2004, 3Core System is a certified small minority owned business providing ERP Systems Integration, AMS, IT Consulting and Staff Augmentation Services to Fortune 1000, SMB, and State, Local and Education (SLED) customers. While our System Integration services help organizations achieve digital and cloud transformation objectives, AMS Services help increase the availability of critical services of end user applications. On the other hand, our IT Consulting Services would provide subject matter experts to help you assist with specific project needs and the Staff Augmentation services help you balance workload and achieve budget parameters. >ERP System Integration Services: 3Core Systems is an SAP Silver Partner and authorized service provider offering technical architecture, application design and configuration, integration, testing, data migration and solution adoption services for solutions including SAP SuccessFactors, SAP HCM On-Premises and SAP Business Intelligence>Application Management Services (AMS): We offer post go-live, System Health Check and Optimization, Function Enhancements, Integration Monitoring, Release, and patch services. Our AMS services span across SAP Solutions including ERP (S/4 HANA), Financial Management, Human Capital Management, Data and Analytics, Supply Chain, CRM, and Customer Experince. >IT Consulting and Staffing Augmentation Services: Ever since its inception, 3Core Systems has been offering IT Consulting and Staff Augmentation solutions including temporary, long-term, project based and contract staffing services that could be personalized based on your needs. Our staffing services span across emerging technologies and legacy solutions including but not limited to Artificial Intelligence, Machine Learning, Data Science, Cloud, ERP, CRM, BI/BW/ETL, Database, Web & E-Commerce, UI/UX, Network & Security and Mobile.

Company details

Company typeSME
IndustryIT Services & IT Consulting
Company size51 - 200

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Job description

This is a remote position.

Title: Application Developer

Location & Schedule:  Remote. In-person attendance may be required for some on-site meetings. (Client will not reimburse travel expenses for contractors)
Duration: Long Term

Description

  • Client is undertaking a comprehensive, multiyear modernization initiative to replace aging legacy systems—including full retirement of the ALICE platform—and transition to a unified, cloud native environment.
  • This effort centers on building MyPAS 3.0, a modern Azure-hosted pension administration system that integrates seamlessly with MyTRS and MyERS. TRS serves a large and diverse membership of over 210,000 employees and retirees across more than 600 school districts, career tech centers, colleges, and universities, making it the largest of Oklahoma’s six state pension systems. The modernization responds to long standing challenges such as fragmented workflows, manual processes, limited scalability, and stability issues in legacy technologies.
  • The initiative introduces a modern stack—Angular, REST APIs, Azure SQL Managed Instances, Azure Function Apps, Power BI, a document management and process automation solution (pending platform evaluation and alternatives)—to support scalable, secure, and efficient operations.
    • Current state: Legacy systems moved from on-premises hosting to Azure cloud migration in May 2024 o Member portal modernized July 2025 All IS resources support legacy systems while simultaneously building modernized ones o Project charter and Software Development Life Cycle established and in practice o Environment and foundation for modern applications defined and nearing completion
    • Expected outcomes: All major systems operate on the Azure platform with improved performance, scalability, and maintainability.  Retirement of ALICE and elimination of legacy technical debt. o Reduced manual work, fewer errors, and significantly improved turnaround times.
  • A modern document storage and capture solution, with improved workflows and reduced fragmentation  Enhanced security posture. 
  • Improved user satisfaction and accessibility. o Greater operational resilience and adaptability.
  • Reduced maintenance burden, lower infrastructure costs, and fewer workarounds through modern platform infrastructure.


Requirements

  • Knowledge of modern application development frameworks, programming languages, and secure coding practices
  • Knowledge of software development lifecycle (SDLC) methodologies, including Agile
  • Knowledge of business process analysis, functional design principles, documentation standards, user story development, and acceptance criteria definition
  • Knowledge of TRS business rules, including those specific to the Pension Software System
  • Familiarity with legacy systems architecture, dependencies, technologies, and integration points
  • Skill in performing all aspects of application development, including coding, unit testing, documentation, code reviews, and submitting pull requests for TRS staff to review
  • Skill in developing, enhancing, and maintaining application components that meet functional and technical requirements
  • Skill in developing clear, actionable user stories and maintaining a prioritized backlog
  • Skill in developing APIs, system interfaces, and automation workflows • Ability to deliver high-quality work output with minimal defects
  • Ability to translate technical specifications into maintainable, production-ready software
  • Ability to collaborate effectively with TRS technical staff, analysts, testers, and project managers
  • Ability to manage multiple development tasks and meet established timelines
  • Ability to communicate complex concepts clearly to both technical and non-technical audiences


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MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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