POS Developer

InfoVision Inc.; United States; On-site; USD 95,000 - 135,000; Full time

Job summary

InfoVision Inc. is seeking a skilled POS Developer to design, enhance, and support POS applications and Oracle-based data components. The role emphasizes Pro*C development, SQL optimization, and robust backend integrations in a retail environment.

You will work across design, development, and production support teams, ensuring code quality through reviews and comprehensive documentation. A strong Oracle/SQL background and POS experience are highly valued.

Qualifications

• Pro*C development experience is essential.
• Strong Oracle DB skills (11g/12c/19c or newer).
• Advanced SQL and PL/SQL knowledge required.
• Prior experience with POS or retail systems is preferred.

Responsibilities

• Design, develop, maintain, and enhance POS applications using Pro*C.
• Develop and optimize Oracle database objects (tables, views, procedures, packages, triggers).
• Write and optimize complex SQL queries; troubleshoot performance issues.
• Analyze business requirements and translate into technical POS solutions.
• Support production systems by investigating and resolving app and DB issues.
• Perform unit and system testing; assist with UAT and deployment.
• Collaborate with analysts, QA, and support teams; participate in code reviews and documentation.

Skills

Pro*C

Oracle Database

SQL/PLSQL

POS experience

Performance tuning

Unix/Linux scripting

Debug production

Communication

Teamwork

Education

Bachelor’s degree in Computer Science or related field

Tools

Git

Job description

We are seeking a skilled POS (Point of Sale) Developer with strong expertise in Pro*C, Oracle, and SQL to join our development team. The ideal candidate will be responsible for developing, enhancing, and supporting POS applications, database components, and backend integrations. The candidate should have experience working in Oracle-based environments and possess strong problem-solving and analytical skills.

Key Responsibilities

• Design, develop, maintain, and enhance POS applications using Pro*C.
• Develop and optimize Oracle database objects, including tables, views, stored procedures, packages, and triggers.
• Write, optimize, and troubleshoot complex SQL queries.
• Analyze business requirements and provide technical solutions for POS-related applications.
• Support production systems by investigating and resolving application and database issues.
• Perform unit testing, system testing, and support user acceptance testing (UAT).
• Collaborate with cross-functional teams, including business analysts, QA teams, and production support teams.
• Participate in code reviews and ensure adherence to coding standards and best practices.
• Prepare technical documentation for development and support activities.

Required Skills

• Strong hands-on experience in Pro*C development.
• Expertise in Oracle Database (11g/12c/19c or above).
• Advanced knowledge of SQL and PL/SQL.
• Experience with POS (Point of Sale) applications or retail systems is preferred.
• Strong understanding of database performance tuning and query optimization.
• Experience in debugging and resolving production issues.
• Knowledge of Unix/Linux environments and shell scripting is a plus.
• Good communication and teamwork skills.

Preferred Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 4+ years of experience in Pro*C, Oracle, and SQL development.
• Experience in retail, POS, or transaction processing systems is an advantage.

Nice to Have

• Knowledge of PL/SQL packages, functions, and triggers.
• Experience with batch processing and data migration.
• Familiarity with version control tools such as Git or SVN.