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From Home Informix Developer Jobs in Illinois (NOW HIRING)

HCSC Group

Sr Developer - ( Work from home)

Chicago, IL · On-site

$93 - $168/hr

Knowing One Or More Programming Languages; Knowing One Or More Development Methodologies / Delivery ... From health and wellness benefits, 401(k) savings plan, pension plan, paid time off, paid parental ...

Next Step Systems

FPGA Engineer - Work From Home

Chicago, IL · On-site +1

$133K - $172K/yr

FPGA Engineer - Work From Home We are seeking a talented and self-motivated FPGA Engineer to join a growing hardware engineering team. Our culture emphasizes teamwork and focuses on continuous ...

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All JobsInformix Developer JobsFrom Home Informix Developer JobsFrom Home Informix Developer Jobs in Illinois

From Home Informix Developer information

What is the difference between From Home Informix Developer vs From Home SQL Developer?

AspectFrom Home Informix DeveloperFrom Home SQL Developer
Required CredentialsInformix certification, SQL knowledgeSQL certification, database management skills
Work EnvironmentRemote, client/server databasesRemote, various database platforms
Industry UsageFinance, healthcare, retailTechnology, finance, consulting
Common Search IntentDatabase development, maintenanceData querying, report generation

From Home Informix Developers focus on working with Informix databases, often in specialized industries like finance or healthcare. In contrast, From Home SQL Developers work across multiple database systems, handling data queries and reporting tasks. Both roles are remote and require strong SQL skills, but their specific database expertise and industry applications differ.

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From Home Informix Developer jobs near you

Intermediate/Senior Informix & Legacy Systems Developer

Batavia, IL • On-site

RIT Solutions, Inc.
Recruiting and Staffing Services • 201 - 500 employees
Learn more about RIT Solutions, Inc.external

Full-time

Re-posted 11 days ago

Job description

Job Summary:
RIT Solutions, Inc. is seeking an Intermediate/Senior Informix & Legacy Systems Developer with deep expertise in legacy IBM/Informix platforms. The role involves supporting and modernizing legacy infrastructure, maintaining mission-critical systems, and driving technical performance optimizations.
Responsibilities:
• Collaborate with cross-functional teams to design and implement robust solutions that bridge legacy logic with modern requirements (e.g., migrating Informix 4GL to Genero BDL).
• Write and optimize clean, maintainable code in Informix 4GL, Genero BDL, and Unix Shell Scripting (Korn, Awk).
• Resolve complex application issues and database performance bottlenecks using utilities like oncheck and set explain.
• Lead integration, UAT, and performance testing activities to ensure high-quality deployments with minimal business disruption.
• Manage incidents and work orders escalated from the Service Desk, adhering to established SLAs, and maintain comprehensive technical documentation.
• Directly manage Informix 4GL development and maintenance.
• Lead API build-out and integration projects alongside key technical stakeholders.
• Operate within a Unix/Linux environment.
Qualifications:
Required:
• Expert-level Informix 4GL
• Genero BDL
• SQL
• Proficiency in Java, Python, or Perl for integration and modern application support
• Advanced knowledge of IBM Informix Dynamic Server (IDS)
• Mastery of Unix-based systems (Client-UX, IBM AIX, Linux) and Windows environments
• Understanding of EDI (810, 820), XML, and API integration (RESTful/SOAP)
• Hands-on experience with Git, GitHub, or GitLab
• Minimum 5 years of experience on the Informix legacy platform (specifically 4GL)
• Strong business understanding of Supply Chain workflows and operations
• Proficiency in Unix/Linux and API development
• Exceptional communication skills to effectively collaborate with and guide offshore team members
Preferred:
• Experience with ERP Supply Chain concepts: Order creation, Pick-Pack-Ship, Invoicing, and Bill of Materials (BOM)
• Familiarity with Warehouse Management Systems (WMS) and manufacturing workflows
Company:
Jobdiva Job Portal: https://www1.jobdiva.com/candidates/myjobs/searchjobsdone.jsp?a=xbjdnwgjodtga1y1im2g881fkkeiwd0775lbvq8yqgps8vb2q36w2vj1ga6xxork&compid=-1 Recruitment (contingency search and campus selection). Founded in 2019, the company is headquartered in Arlington, USA, with a team of 201-500 employees. The company is currently Growth Stage.

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