Senior client non - developer
Role: SENIOR CLIENT NON-STOP DEVELOPER
Location: Philadelphia, PA - Hybrid once a month Visa : All Position Overview We are seeking a Senior Client Non-Stop Developer to lead the design, development, and enhancement of mission-critical applications on HPE Non-Stop systems. This role supports real-time train control and dispatching systems, ensuring high availability, fault tolerance, and regulatory compliance. The ideal candidate will bring deep expertise in Non-Stop development, performance tuning, and secure coding practices, and will collaborate across teams to deliver scalable, reliable solutions for a 24/7 operational environment. Key Responsibilities- Design and develop fault-tolerant applications using TAL, C, or C++ on HPE Non-Stop platforms.
- Build and support real-time train control and dispatching software.
- Develop and optimize database solutions using NonStop SQL/MX and SQL/MP.
- Integrate applications with Enscribe file systems and Pathway server classes.
- Analyze and improve system performance and responsiveness.
- Troubleshoot and resolve production issues to ensure continuous availability.
- Participate in structured change management and release planning.
- Create and maintain technical documentation and deployment guides.
- Implement secure coding practices and support audit-readiness.
- Collaborate with QA, operations, and infrastructure teams.
- Support modernization efforts through hybrid integration models (REST APIs, NS iTP WebServer).
- 24x7 system availability and support
- Source code, executables, and automation scripts
- Technical design documents and deployment manuals
- Release notes and rollback procedures
- Test cases and performance reports
- Root cause analyses for escalated incidents
- Bachelor's degree in Computer Science, Software Engineering, or related field
- 7+ years of hands-on development experience on HPE NonStop (Tandem) platforms
- Proficiency in TAL, C, or C++ for high-performance, fault-tolerant systems
- Expertise in NonStop SQL/MX and SQL/MP
- Experience with Enscribe file structures and Pathway server integration
- Strong skills in performance tuning and incident resolution
- Familiarity with structured change management and secure development practices
- Excellent communication and cross-functional collaboration skills
- HPE NonStop technical certification
- 10+ years of NonStop development experience
- Experience in transportation, logistics, or dispatching systems
- Exposure to hybrid integration models (REST APIs, iTPWebServer, NS
- Experience working under strict SLAs and regulatory standards
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