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Please find the job details below:
Job Title: Sr. Java and .NET Developer
Location: Santa Ana, CA
Requirement
Knowledge, Skills, Abilities?
Strong knowledge of enterprise software development principles, object-oriented
design, and design patterns. (6+ Years experience)?
Knowledge of Java enterprise application development, including Spring
Framework/Spring Boot and RESTful services.?
Knowledge of Microsoft .NET technologies, including C#, .NET 8/10+, ASP.NETCore, Web API, and MVC.
Knowledge of modern web application architecture and client/server development.?
Knowledge of application security principles, including authentication, authorization, encryption, secure coding practices, and OWASP Top 10vulnerabilities.?
Knowledge of payment processing integrations and secure handling of sensitive financial data.
Knowledge of relational database design, SQL development, and performance optimization.
Knowledge of cloud-based application deployment and modernization strategies(preferably Microsoft Azure).
Knowledge of source control, CI/CD pipelines, and DevSecOps practices.
Experience using AI-assisted development tools such as GitHub Copilot, OpenAICodex, or Claude Code.? Knowledge of software development lifecycle (SDLC), Agile methodologies, andsoftware testing practices.
Design and develop secure REST APIs and web services.
Implement security enhancements including authentication, authorization, input validation, encryption, logging, and vulnerability remediation.
Produce technical documentation and implementation plans.
Maintain high-quality coding standards and attention to detail.
Work in a security-conscious environment handling public-facing applications.
Desirable Qualifications
Candidates possessing one or more of the following qualifications are highly desirable:
Experience integrating payment gateways or payment processing applications.
Familiarity with PCI DSS, NIST Cybersecurity Framework, or OWASP ApplicationSecurity Verification Standard (ASVS).
Excellent written and verbal communication skills.
Demonstrated ability to work independently while collaborating effectively withina multidisciplinary development team.
Preferred Technical Stack
Java 11/17+, Spring Boot
C#, .NET 8/10+, ASP.NET Core
REST APIs
SQL Server and Oracle
HTML5, JavaScript, CSS
Git
Azure DevOps
Microsoft Azure
OAuth2 / OpenID Connect / Microsoft Entra ID
OWASP Secure Coding Practices
SonarQube, Checkmarx, Fortify, or similar security analysis tools
CI/CD pipelines
Knowledge, Skills, Abilities?
Strong knowledge of enterprise software development principles, object-oriented
design, and design patterns. (6+ Years experience)?
Knowledge of Java enterprise application development, including Spring
Framework/Spring Boot and RESTful services.?
Knowledge of Microsoft .NET technologies, including C#, .NET 8/10+, ASP.NETCore, Web API, and MVC.
Knowledge of modern web application architecture and client/server development.?
Knowledge of application security principles, including authentication, authorization, encryption, secure coding practices, and OWASP Top 10vulnerabilities.?
Knowledge of payment processing integrations and secure handling of sensitive financial data.
Knowledge of relational database design, SQL development, and performance optimization.
Knowledge of cloud-based application deployment and modernization strategies(preferably Microsoft Azure).
Knowledge of source control, CI/CD pipelines, and DevSecOps practices.
Experience using AI-assisted development tools such as GitHub Copilot, OpenAICodex, or Claude Code.? Knowledge of software development lifecycle (SDLC), Agile methodologies, andsoftware testing practices.
Design and develop secure REST APIs and web services.
Implement security enhancements including authentication, authorization, input validation, encryption, logging, and vulnerability remediation.
Produce technical documentation and implementation plans.
Maintain high-quality coding standards and attention to detail.
Work in a security-conscious environment handling public-facing applications.
Desirable Qualifications
Candidates possessing one or more of the following qualifications are highly desirable:
Experience integrating payment gateways or payment processing applications.
Familiarity with PCI DSS, NIST Cybersecurity Framework, or OWASP ApplicationSecurity Verification Standard (ASVS).
Excellent written and verbal communication skills.
Demonstrated ability to work independently while collaborating effectively withina multidisciplinary development team.
Preferred Technical Stack
Java 11/17+, Spring Boot
C#, .NET 8/10+, ASP.NET Core
REST APIs
SQL Server and Oracle
HTML5, JavaScript, CSS
Git
Azure DevOps
Microsoft Azure
OAuth2 / OpenID Connect / Microsoft Entra ID
OWASP Secure Coding Practices
SonarQube, Checkmarx, Fortify, or similar security analysis tools
CI/CD pipelines
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