Senior Java Back-End Developer

SysMap Solutions

. Develop new features and enhancements for back-end applications .

Posted 9/25/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Java development, API integrations, and database management, with a strong focus on application stability and performance improvements. Proficient in collaborating with multidisciplinary teams to enhance back-end applications and support retail operations.

Highest-signal resume keywords

Java DevelopmentAPI IntegrationsSQL and Oracle DatabasesOracle Retail XstoreGit for Code Version Control

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Java DevelopmentSQLOracle DatabaseXMLREST Web ServicesSOAP Web ServicesAPI IntegrationsPerformance ImprovementsScalability ImprovementsSecurity Improvements

Soft Skills

CollaborationProblem SolvingAnalytical SkillsCommunication

Tools & Technologies

GitLinuxWindowsOracle Retail XstoreOracle Retail Integration Cloud Services

Industry Keywords

Retail OperationsOmnichannel OperationsPoint-of-Sale SystemsSales OperationsPromotions and Campaigns

Tech Stack

Tools & technologies

CloudERPJavaLinuxOracleSOAPSQL

About the role

Key responsibilities & impact

Develop new features and enhancements for back-end applications
Perform corrective and preventive maintenance on production systems
Identify, analyze, and resolve issues, ensuring application stability and availability
Develop and consume APIs and system integrations
Participate in defining and evolving solution architecture
Implement performance, scalability, and security improvements
Conduct testing, validation, and code reviews to ensure delivery quality
Investigate and resolve incidents in production environments
Collaborate with multidisciplinary teams throughout all stages of the development lifecycle
Apply software development, version control, and documentation best practices
Contribute to the continuous improvement of systems and software engineering processes

Requirements

What you’ll need

Knowledge of physical retail store processes
Experience with sales operations
Knowledge of exchange and return processes
Experience with cash register opening and closing procedures
Knowledge of promotions, campaigns, and discount application
Experience managing and using gift cards
Knowledge of omnichannel operations, including in-store pickup, web orders, and cross-channel integration
Java development experience
Knowledge of XML and workflow configuration
Experience with SQL and Oracle databases
Knowledge of REST and SOAP web services
Experience with API integrations
Experience using Git for code version control
Knowledge of Linux and Windows environments for support and maintenance
Experience with Oracle Retail Xstore
Preferred: knowledge of Oracle Retail Xstore Office (XOCS)
Preferred: experience with Oracle Retail Integration Cloud Services (RICS)
Preferred: experience with retail projects and point-of-sale (POS) systems
Preferred: knowledge of integrations between store systems, ERP systems, and omnichannel platforms

Benefits

Comp & perks

Position also open to candidates with disabilities
Selection process including behavioral assessment, recruitment and selection interviews, technical interview, and client interview
Permanent employment