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From Home Informix Developer Jobs in Illinois (NOW HIRING)

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Capital Project Engineer

Glendale Heights, IL

The corporate project engineer will lead projects from concept through implementation, ensuring alignment with business objectives, budget constraints, and regulatory requirements. What you need to ...

Next Step Systems

FPGA Engineer - Work From Home

Chicago, IL · On-site +1

$133.90K - $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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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

Intermediate/Senior Informix & Legacy Systems Developer

RIT Solutions, Inc.

Batavia, IL • On-site

Other

This job post has expired today. Applications are no longer accepted.

Job description

Intermediate/Senior Informix & Legacy Systems Developer
Batavia, IL - Hybrid
Must be a local.
Job Description
Role: Intermediate/Senior Informix & Legacy Systems Developer
Position Overview
We are seeking a technical specialist with deep expertise in legacy IBM/Informix platforms. This role is critical to supporting and modernizing our legacy infrastructure, specifically focusing on Client-UX and IBM AIX environments. You will be responsible for maintaining mission-critical ERP, supply chain, and warehouse management systems while driving technical performance optimizations.
Key Responsibilities
  • System Modernization & Design: 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).
  • Legacy Maintenance: Write and optimize clean, maintainable code in Informix 4GL, Genero BDL, and Unix Shell Scripting (Korn, Awk).
  • Technical Troubleshooting: Resolve complex application issues and database performance bottlenecks using utilities like oncheck and set explain.
  • Deployment & Testing: Lead integration, UAT, and performance testing activities to ensure high-quality deployments with minimal business disruption.
  • Support & Documentation: Manage incidents and work orders escalated from the Service Desk, adhering to established SLAs, and maintain comprehensive technical documentation.

Required Technical Skills
  • Primary Languages: Expert-level Informix 4GL, Genero BDL, and SQL.
  • Secondary Languages: Proficiency in Java, Python, or Perl for integration and modern application support.
  • Database Management: dvanced knowledge of IBM Informix Dynamic Server (IDS); familiarity with SQL Server, Oracle, or Snowflake is a plus.
  • Operating Systems: Mastery of Unix-based systems (Client-UX, IBM AIX, Linux) and Windows environments.
  • Integrations: Understanding of EDI (810, 820), XML, and API integration (RESTful/SOAP).
Version Control: Hands-on experience with Git, GitHub, or GitLab.
Preferred Domain Knowledge
  • 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.

Role & Project Scope
  • Core Objective: Support and modernize a mission-critical Legacy ERP platform while expediting its integration with Salesforce and e-commerce platforms.
  • Key Responsibilities:
    • Directly manage Informix 4GL development and maintenance.
  • Lead API build-out and integration projects alongside key technical stakeholders.
  • Operate within a Unix/Linux environment.
  • Team Dynamics: Small, lean team consisting of one onsite resource and three offshore members; requires daily coordination with the offshore team.

Candidate Requirements
  • Technical Expertise: Minimum 5 years of experience on the Informix legacy platform (specifically 4GL).
  • Domain Knowledge: Strong business understanding of Supply Chain workflows and operations.
  • Technical Environment: Proficiency in Unix/Linux and API development.
  • Soft Skills: Exceptional communication skills to effectively collaborate with and guide offshore team members.

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