AS400 Developer at OYO Rooms · Gurugram, Bengaluru (Bangalore) · 4 - 12 years · ₹15L - ₹40L / yr (ESOP available) · Raised funding · Posted 28 Oct 2022
The OYO Story
OYO is a global platform that aims to empower entrepreneurs and small businesses with hotels and homes by providing full-stack technology products and services that aims to increase revenue and ease operations; bringing easy-to-book, affordable, and trusted accommodation to customers around the world. OYO offers 40+ integrated products and solutions to patrons who operate over 157K hotel and home storefronts in more than 35 countries including India, Europe, and SEA.OYO operates a unique business model that helps its patrons transform fragmented, unbranded and underutilized hospitality assets into branded, digitally-enabled storefronts with higher revenue generation potential and provides its Customers with access to a broad range of high-quality storefronts at compelling price points.What are we looking for:
- Expert in AS400 development
- Expert programming in all forms of RPG (rpgle, free format, SQL etc.)
- Knowledge of Web services, job-queues
- Troubleshooting, debugging and resolving existing problems
- Analyze, create, develop and maintain RPG applications. New development must be modular with microservices in mind.
What will you get
Chance to play a pivotal role in designing and building next gen hospitality tech platform
Top tier scale from day 1 - related battle scars / glory
Chance to work with world class talent (Ex Amazon, Apple, Walmart, Swiggy etc)

About OYO Rooms
Similar jobs (3)
Position: AS/400 Developer
Experience: 6+ Years
Work Mode: Remote
Job Summary
We are looking for an experienced AS/400 Developer with strong hands-on experience in IBM i (AS/400) development. The ideal candidate should have solid expertise in RPG, CL, DDS, DB2/400, and SQL, along with experience in application development, maintenance, troubleshooting, and production support.
Key Responsibilities
* Design, develop, test, and maintain applications on the IBM i (AS/400) platform.
* Develop and maintain programs using RPG/ILE RPG, RPG IV, Free-Form RPG, CL, DDS, and SQL.
* Analyze business requirements and translate them into effective technical solutions.
* Develop, enhance, and maintain application programs, modules, and interfaces.
* Write efficient SQL queries and perform SQL/database performance tuning.
* Work with DB2/400, Query/400, and related IBM i database technologies.
* Troubleshoot, debug, and resolve application and production issues.
* Perform root-cause analysis and implement appropriate fixes.
* Integrate AS/400 applications with external systems using APIs, web services, flat files, and other interfaces.
* Participate in application enhancements, testing, deployment, and maintenance activities.
* Ensure code quality, performance, security, and adherence to development standards.
* Collaborate with functional teams and other technical teams to understand requirements and deliver solutions.
* Prepare and maintain technical documentation as required.
Required Skills
* 6+ years of hands-on experience in AS/400 / IBM i development.
* Strong expertise in RPG IV / ILE RPG / Free-Form RPG.
* Strong knowledge of CL/CLLE, DDS, DB2/400, and SQL.
* Experience with SQL queries, stored procedures, and performance tuning.
* Good understanding of IBM i architecture and application development.
* Experience in debugging and production support.
* Experience working with system interfaces, APIs, web services, and file handling.
* Knowledge of source/version control tools such as Git or SVN is an advantage.
* Strong analytical, problem-solving, and debugging skills.
* Good communication and teamwork skills.
Preferred Qualifications
* Experience working on enterprise-level AS/400 applications.
* Experience with application modernization or integration with modern technologies.
* Ability to work independently in a remote environment.
* Strong understanding of SDLC and software development best practices.
Work Mode
Remote Opportunity
Job Title: Remote AS400 / IBM i Professional
Experience: 6+ Years
Work Mode: Remote
Job Summary
We are looking for an experienced AS400 / IBM i Professional with 6+ years of hands-on experience in IBM iSeries (AS400) environments. The ideal candidate should have strong knowledge of system administration, database management, application development, security, troubleshooting, and platform integration.
The candidate will work closely with business users, IT teams, and management to support, enhance, and maintain AS400-based enterprise applications and infrastructure.
Key Responsibilities
- Perform AS400 / IBM i system administration, configuration, monitoring, and maintenance.
- Manage IBM i environments, system objects, libraries, jobs, subsystems, and related components.
- Develop, enhance, maintain, and support applications running on the AS400 platform.
- Work with programming languages such as RPG, CL, COBOL, and other relevant technologies.
- Develop and maintain database solutions using DB2 for i / SQL.
- Troubleshoot application, system, database, and integration-related issues.
- Perform root-cause analysis and implement permanent solutions for technical problems.
- Support system upgrades, migrations, patches, and environment changes.
- Manage and troubleshoot integrations between AS400 and external enterprise platforms such as ERP, CRM, and SCM systems.
- Work with cross-functional teams to understand business requirements and provide technical solutions.
- Coordinate with business stakeholders, IT teams, and management for application support and enhancements.
- Ensure system availability, performance, security, and reliability.
- Maintain technical documentation, system procedures, and application support documentation.
- Follow organizational security, compliance, and change-management standards.
Required Skills
- 6+ years of experience working with AS400 / IBM i / iSeries systems.
- Strong hands-on experience in AS400 system administration and application support.
- Proficiency in one or more of the following:
- RPG / RPGLE
- CL / CLLE
- COBOL
- Other AS400 programming languages.
- Strong knowledge of DB2 for i / DB2-400 and SQL.
- Experience with AS400 troubleshooting, debugging, and production support.
- Understanding of IBM i system architecture, jobs, libraries, objects, and subsystems.
- Experience with application and system integrations.
- Strong analytical and problem-solving capabilities.
- Excellent communication and teamwork skills.
Nice-to-Have Skills
- Experience with AS400 / IBM i system upgrades and migrations.
- Knowledge of IBM i security, user access management, and compliance.
- Experience with ERP, CRM, or SCM integrations.
- Knowledge of enterprise security and compliance standards.
- Familiarity with industry-specific regulations such as HIPAA and PCI-DSS.
- Exposure to modern technologies such as Java, PHP, C++, .NET, or related integration technologies.
- Experience working in Agile or other structured development environments.
Job Title: Remote AS400 Professional (7+ years of experience)
We're seeking an experienced AS400 professional to join our team remotely! The ideal candidate will have a strong background in IBM iSeries (AS400) systems, including system administration, database management, and application development.
Key Responsibilities:
- System administration, configuration, and security
- Application development using RPG, Java, PHP, C++, .NET, and SQL
- Integration with other platforms, such as ERP, CRM, and SCM systems
- Troubleshooting and resolving technical issues
- Collaborating with stakeholders, including business users, IT teams, and management
Required Skills:
- 7+ years of experience with AS400 systems
- Proficiency in RPG, CL, COBOL, or other programming languages
- Strong analytical and problem-solving skills
- Excellent communication and teamwork skills
Nice to Have:
- Experience with system upgrades and migrations
- Knowledge of IBM iSeries security and compliance
- Familiarity with industry-specific regulations (e.g., HIPAA, PCI-DSS)







