Senior Software Engineer

Hirsch•Santa Ana, CA

About The Position

As a Senior Software Engineer, you will play a key role on a focused engineering team driving the modernization of our platform. You’ll write clean, reliable code and build secure, event-driven SaaS solutions for both on-premises and cloud-native environments, with a strong emphasis on security, performance, and multi-tenant scalability. Your work will directly impact how organizations protect their people and assets in an evolving security landscape.

Requirements

Bachelor’s degree in Computer Science, Computer Engineering, or a related field
7+ years of software development experience covering requirements analysis, design, implementation, testing, deployment, and maintenance.
Proven experience building secure, scalable web applications using ASP.NET (C#, .NET 8+), REST APIs, and WebSocket services.
Proficiency with React, JavaScript/TypeScript, HTML5, and CSS3 for building modern user interfaces.
3+ years of hands-on experience deploying secure, scalable applications using AWS services (EC2, ECS, RDS, S3) and Infrastructure as Code tools like Terraform.
Demonstrated expertise in designing and implementing event-driven architectures using messaging systems such as RabbitMQ, Amazon SQS/SNS, or similar.
Deep understanding of relational and NoSQL databases, with practical experience in SQL Server, MongoDB, and Redis.
Solid knowledge of identity and access management standards, including OAuth2, and OpenID Connect.
Strong grasp of secure coding practices, encryption, secure communications (TLS 1.2+, mTLS), and familiarity with OWASP Top 10.
Proficiency with Docker and implementing CI/CD pipelines using GitHub Actions.
Strong understanding of object-oriented programming, design patterns, and core software design principles (e.g., SOLID, DRY).
Excellent communication and problem-solving skills, a positive attitude, and a proven ability to collaborate effectively across cross-functional teams.

Nice To Haves

Experience with physical access control systems (PACS) and integrating software with hardware devices.
Certifications in AWS, security standards, or related domains.
Familiarity with government compliance frameworks like FedRAMP and FIPS 140-2, authentication standards such as FIDO2, and Zero Trust Architecture.
Demonstrated ability to mentor engineers and drive continuous improvement in a high-performing engineering culture.

Responsibilities

Drive the design and development of secure, scalable, and resilient software solutions, with a strong emphasis on event-driven architectures and modern patterns for both on-premises and cloud-native deployments.
Build and maintain high-performance backend services, APIs, and real-time data pipelines to support complex access control workflows.
Champion engineering best practices, including secure coding, modern design principles, and maintainable, reusable solutions.
Design and optimize relational and NoSQL data models, ensuring data integrity, consistency, and high availability.
Lead efforts to integrate robust identity, authentication, and access management in multi-tenant environments.
Ensure end-to-end system security and compliance, applying encryption and secure communication standards aligned with FIPS, FedRAMP, and Zero Trust Architecture.
Contribute to the evolution of our cloud architecture, leveraging infrastructure automation, containerization, and CI/CD pipelines for frequent, reliable deployments.
Collaborate with software and hardware engineers, QA, DevOps, and product managers to align technical solutions with business, security, and compliance goals.
Promote a culture of continuous improvement, using metrics and data to identify opportunities for process and performance optimization.
Mentor and support team members through code reviews, knowledge sharing, and fostering a high-performing, collaborative engineering environment.