We are looking for a Senior Developer (ARDA / PostgreSQL) to join a large-scale enterprise modernization project. The ideal candidate will have strong experience with ARDA, PostgreSQL, and enterprise database environments, with a proven ability to support application modernization initiatives, database segregation, and high-performance production systems.
Responsibilities
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Refactor the ARDA application code to integrate with a dedicated PSI PostgreSQL database instance.
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Design and implement the segregation of PSI from the current shared database environment into a dedicated architecture.
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Review application dependencies to ensure secure and efficient integration.
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Design, develop, and implement solutions focused on application modernization.
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Participate in database migration projects while ensuring business continuity.
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Optimize database performance through performance tuning and best practices.
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Support enterprise-scale production environments and troubleshoot critical issues.
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Collaborate with cross-functional teams to design scalable and reliable technical solutions.
Requirements
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5+ years of experience as a Software Developer, Backend Developer, or similar role.
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Hands-on experience with PSI Database Segregation or dedicated PSI database implementations.
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Strong experience with PostgreSQL and SQL.
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Experience working with ARDA.
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Experience supporting enterprise-scale production environments.
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Experience with Application Modernization and System Design.
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Experience with database migrations.
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Strong knowledge of database performance tuning.
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Experience supporting business-critical production applications.
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Advanced English (required).
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Excellent problem-solving, communication, and collaboration skills.
Nice to Have
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Experience with AWS Aurora PostgreSQL.
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Previous experience supporting Santander applications.
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Experience with ARDA or PSI-related systems.
📌 Conditions
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💰 Payment: 4.300 USD.
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📍 Location: 100% On-site in New York, USA.
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🕒 Schedule: Full-time.
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📅 Project Duration: Long-term.
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Modality: contractor (freelance)