[Remote] IBMi Applications Architect

Note: The job is a remote job and is open to candidates in USA. Programmers.io is seeking an IBMi Applications Architect to define and implement architecture and technical solutions for IBM i applications. The role focuses on modernization, development, integration, database optimization, technical leadership, documentation, security, performance, and mentoring IBM i development teams.

Responsibilities

• Define application architecture and technical solutions for IBM i applications
• Design scalable, secure, and maintainable solutions using RPGLE, RPG IV, CLLE, SQL, and DB2 for i
• Analyze existing legacy applications and develop modernization strategies
• Lead application development, enhancement, migration, and integration initiatives
• Design and optimize DB2 for i databases, SQL queries, stored procedures, and data models
• Integrate IBM i applications with APIs, web applications, cloud platforms, and third-party systems
• Provide technical leadership and architectural guidance to development teams
• Establish coding standards, development practices, and application architecture principles
• Conduct code reviews, performance analysis, troubleshooting, and root-cause analysis
• Work with business analysts and stakeholders to translate business requirements into technical solutions
• Develop technical documentation, architecture diagrams, and solution designs
• Evaluate new technologies and recommend appropriate modernization approaches
• Ensure applications meet security, availability, scalability, and performance requirements
• Mentor IBM i developers and support knowledge transfer across the team

Skills

• Bachelor's degree in Computer Science, Information Technology, or a related field
• 8+ years of experience developing and architecting IBM i/AS400 applications
• Strong hands-on experience with RPGLE/RPG IV, CLLE, SQL, and DB2 for i
• Experience with IBM i architecture, system integration, and application lifecycle management
• Strong knowledge of database design, performance tuning, and SQL optimization
• Experience with REST APIs, web services, and integration technologies
• Experience with source control, CI/CD, and modern software development practices
• Strong analytical, problem-solving, communication, and technical leadership skills
• IBM i modernization and legacy application transformation
• Free-form RPG and modern RPGLE development
• IBM i services and SQL-based system interfaces
• RESTful APIs and JSON/XML integration
• Java, .NET, JavaScript, or other modern technologies
• Git and CI/CD pipelines
• IBM i security, performance tuning, and high availability
• Experience working in Agile/Scrum environments

Benefits

• Remote work arrangement

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