Software Engineer Jobs in Garden Grove, CA

Own the architecture and technical direction of the Payments domain, including gateway integrations, payment APIs, distributed systems, data stores, and customer-facing applications. Lead multi-quarter migrations and delivery, establish security and reliability standards, mentor engineers, and partner across business and engineering teams. The role requires deep C#/.NET backend expertise, full-stack capability, payments and fintech experience, AWS and Kubernetes proficiency, database expertise, observability, and responsible use of AI development tools.

Design, build, and operate backend services, APIs, data models, event-driven systems, serverless services, and frontend applications supporting grading operations. Own complex projects from concept through production, select appropriate architectures, troubleshoot issues, write technical documentation, mentor engineers, collaborate with Product and Operations, and participate in on-call support. Work across .NET, Python, JavaScript, TypeScript, Vue.js, cloud infrastructure, databases, integrations, and observability tooling.

Build and operate backend services, APIs, data models, event-driven pipelines, internal applications, and integrations supporting high-volume grading operations. Develop end-to-end features with JavaScript, TypeScript, and Vue.js; troubleshoot data, service, integration, and UI issues; contribute to system design, testing, observability, documentation, and on-call support. Collaborate with Product, Technology, and Operations teams to create scalable systems and improve engineering practices.

Build and operate full-stack web applications across TypeScript/NestJS backend services, PostgreSQL databases, and Next.js/React frontends. Modernize legacy Java and PHP systems into AWS-hosted microservices, implement testing and observability, and deploy with Docker and infrastructure as code. Own multi-sprint features independently, participate in on-call and quality initiatives, mentor engineers, review code, and use AI coding tools responsibly throughout development.

Lead technical direction and multi-quarter delivery for a platform modernization effort. Architect TypeScript, Java, PHP, and cloud systems; guide monolith decomposition, distributed services, databases, observability, security, and operational excellence. Mentor engineers, coordinate stakeholders, establish engineering standards, and lead responsible adoption of AI-assisted development across the organization.

Design and build scalable backend architecture for PSA Set Registry, including cloud-based services, APIs, databases, microservices, event-driven systems, and batch processing. Own features through design, implementation, testing, deployment, and production support. Collaborate with product and engineering teams, troubleshoot complex systems, improve applications and data models, contribute technical designs and documentation, and apply security and monitoring best practices.

Lead architecture and delivery for Beckett’s software modernization, including NestJS and TypeScript microservices, Java and PHP legacy migrations, full-stack platforms, databases, AWS infrastructure, and distributed systems. Establish engineering standards for security, testing, observability, and operations. Mentor engineers, coordinate multi-quarter projects, manage cross-system risks, and guide responsible adoption of AI coding tools and LLM technologies.

Design, develop, test, deploy, and maintain secure cloud-native applications using Python, React, Azure, REST APIs, and microservices. Build and integrate AI capabilities including LLMs, RAG, agentic workflows, and Azure OpenAI services. Apply CI/CD, observability, secure SDLC, and responsible AI practices. Collaborate with product, architecture, UX, DevOps, and security teams, troubleshoot production issues, mentor engineers, review code, and influence technical direction in an agile environment.

Design and develop scalable cloud-based backend architectures for PSA’s consumer-facing Set Registry platform. Own features through architecture, implementation, testing, deployment, and production release. Build APIs for web and mobile applications, improve databases and existing applications, troubleshoot complex systems, and collaborate with product and engineering teams. Contribute to technical design reviews, documentation, monitoring, security practices, and automated testing.

Design and develop deterministic bare-metal and RTOS firmware for EV motor control systems. Configure BSPs, write low-level drivers, implement and optimize FOC and other control algorithms, improve CPU and memory efficiency, and validate performance through simulation and HIL testing. Collaborate with hardware, application software, and power electronics teams while documenting firmware architecture and testing methods.

Develop backend services and APIs for fraud detection, risk scoring, transaction monitoring, and compliance automation. Lead technical initiatives, testing strategy, CI/CD integration, observability, incident management, and root-cause analysis. Build intelligent automated testing frameworks and production-grade financial software using .NET, C#, Azure, SQL Server, REST APIs, and microservices. Collaborate with InfoSec, Data Science, Compliance, and business stakeholders while mentoring junior engineers.

Provide technical leadership across engineering teams by defining architecture, building reusable cloud-native platforms, and designing distributed systems and production AI applications. Establish engineering standards for reliability, security, observability, governance, and operational excellence. Mentor senior engineers and technical leaders, influence architecture through collaboration, and drive modernization, AI-assisted development, and platform engineering initiatives.

Build and deploy production LLM-powered features and autonomous agent systems from prototype through monitoring and iteration. Develop scalable backend services and APIs, orchestration layers, memory systems, guardrails, evaluation frameworks, and inference infrastructure. Drive reliability, security, observability, cost efficiency, and performance for AI systems. Collaborate with product and technical teams, mentor engineers, and establish modern AI-assisted development practices.

Senior remote software engineer responsible for designing and building web applications and microservices using the Java stack and modern web frameworks. Client-facing role involving architecture, code reviews, Agile delivery, REST/SOAP web services, Angular/Node.js front-end work, data modeling for large databases, and ensuring quality through unit/integration/regression testing.

Design, develop, and scale backend systems supporting vehicle data management, simulations, analytics, and software management. Build APIs, microservices, data pipelines, and cloud infrastructure; optimize performance, databases, scalability, and reliability. Implement testing, debugging, security, documentation, and infrastructure as code. Collaborate with embedded systems engineers, data scientists, and front-end developers to deliver robust software solutions.

Leads architecture, design, development, integration, deployment, and operational support for complex full-stack applications built on the Mendix platform. Establishes technical standards, reviews code, mentors engineers, guides cross-functional initiatives, manages technical risks, supports Agile delivery, and leads incident response, performance optimization, monitoring, automation, and production readiness across multiple teams.

The role involves testing embedded systems software and desktop applications, defining testing strategies, developing protocols, and ensuring quality adherence in regulated environments.

Validate and lead bench-level and HIL testing of CDC and ADCU ADAS systems for L2+ features. Develop black-box test methodology, automate test cases, simulate environments, and maintain rigorous test documentation and requirements traceability.

The role involves developing software using .NET technologies, collaborating with teams, performing coding tasks, participating in Agile practices, and ensuring quality work delivery.

The role involves developing software using Microsoft .NET technologies, interpreting requirements, participating in Agile processes, and performing testing/quality assurance.

The Junior Software Engineer will develop and maintain software applications, conduct testing, mentor junior team members, and ensure high code quality in an agile environment.

The job requires advanced SQL and SSIS skills, database performance optimization, data modeling, and SQL server backend development, along with understanding of SDLC methodologies.

Join the Platform Team to design and develop backend services and APIs, implement end-to-end automated testing and CI/CD quality gates, support Azure/AWS cloud-native and AKS migration, deploy infrastructure-as-code with Terraform, enable observability and monitoring, collaborate with QA/Security/Infrastructure, and validate platform releases for resilient, secure operations.

Plan, execute, and analyze vehicle tests across systems (powertrain, chassis, electrical). Instrument vehicles, perform field testing, analyze data, document issues in Jira, collaborate with design and manufacturing, and maintain/calibrate test equipment while improving test methods.