Mainframe Consultant

AS400/Cobol Modernization Lead

Key Objectives

• Lead the architecture, design, and development efforts to modernize legacy IBM AS400 green-screen applications into modern, responsive web applications.
• Develop and validate robust architectural patterns and integration strategies through successful delivery of a Proof of Concept (POC).
• Drive technical excellence and establish best practices for full-stack development, ensuring seamless integration with existing IBM i-series systems and DB2 databases.

Key Responsibilities

• Architect, design, and deliver end-to-end web-based modernization solutions for AS400-based core banking applications.
• Evaluate legacy AS400 code and green-screen applications, translating them into modern, maintainable web applications.
• Develop comprehensive integration strategies to interact seamlessly with AS400 backend data, business logic, and DB2 databases.
• Guide the team in implementing efficient and scalable front-end solutions using modern JavaScript frameworks (Vue.js, Angular, React).
• Implement secure, reliable middleware using technologies such as Node.js or Golang, and REST APIs to bridge modern front-end applications with legacy backend systems.
• Conduct thorough code reviews, establish coding standards, and ensure adherence to architectural best practices.
• Collaborate closely with product managers, architects, QA teams, and client stakeholders to ensure alignment on technical requirements and project milestones.
• Mentor and guide junior and mid-level software engineers, promoting a culture of continuous learning and technical growth.

Required Technical Skills

• Extensive experience with IBM i-series (AS400) environment, COBOL/RPG/CL programs, and green-screen application modernization.
• Strong knowledge of IBM DB2 and proficiency in SQL, including complex queries, stored procedures, and data modeling.
• Expertise in developing modern front-end applications using JavaScript frameworks such as Vue.js, Angular, or React.
• Solid experience with middleware and backend development using Node.js /Golang, and integration via RESTful services.
• Proficient in HTML, CSS, JavaScript, and responsive web design principles.
• Demonstrated ability to build scalable architecture patterns for integrating legacy systems with modern applications.
• Familiarity with Agile methodologies.

Immediate joiners preferred !!

Please apply only if you are ready to work on contract for 3 months duration !!

Please share CVs at ankit.kumar@celsiortech.com