Remote (Global) Full-time

Truelogic Software is hiring an Informix Migration Consultant - Advertising - Colombia

About the Role

Truelogic Software is hiring an Informix Migration Consultant to lead the assessment and modernization of a mission-critical legacy system built on Informix database and 4GL applications within the advertising domain. Based in Colombia, you will architect a roadmap to transition to a modern, scalable platform while ensuring minimal operational disruption.

What You'll Do

  • Perform a comprehensive audit of existing Informix databases and 4GL applications, documenting architecture, dependencies, and business logic.
  • Collaborate with stakeholders to capture new system requirements, including security, scalability, performance, and reliability needs.
  • Research and recommend modern database and application solutions to replace the legacy Informix environment.
  • Develop a detailed migration plan, including risk assessment, phased execution, and rollback strategies.
  • Provide technical leadership and guidance to the development team throughout the migration process.
  • Ensure data integrity, application functionality, and performance optimization post-migration.

What We're Looking For

  • Expert-level knowledge of IBM Informix (database administration, SQL, stored procedures, and performance tuning).
  • Deep experience with Informix 4GL (development, debugging, and modernization).
  • Proven track record in migrating Informix-based systems to modern platforms (e.g., PostgreSQL, Oracle, SQL Server, or cloud-native databases).
  • Strong understanding of database migration tools and methodologies.
  • Ability to analyze legacy code, identify inefficiencies, and recommend optimization strategies.
  • Excellent communication skills to collaborate with technical and non-technical stakeholders.

Technical Stack

  • IBM Informix
  • Informix 4GL
  • PostgreSQL
  • Oracle
  • SQL Server
  • Cloud-native databases

Team & Environment

You will be part of a team of 600+ highly skilled tech professionals based in Latin America, partnering with U.S. companies.

Benefits & Compensation

  • Highly Competitive USD Pay
  • Paid Time Off
  • Work with Autonomy
  • Work with Top American Companies

Work Mode

This is a 100% Remote Work position based in Colombia.

Truelogic Software is an equal opportunity employer.

Required Skills
IBM InformixInformix 4GLPostgreSQLOracleSQL ServerCloud-native databasesDatabase MigrationPerformance TuningSQLData ModelingLegacy SystemsTroubleshootingScripting
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About company
Truelogic Software

A leading provider of nearshore staff augmentation services headquartered in New York, delivering top-tier technology solutions to companies of all sizes for over two decades. The team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on impactful projects.

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Job Details
Category backend
Posted 8 months ago