Top Remote C# Jobs in San Diego, CA

Design, implement, and operate cloud-scale telemetry platforms and data pipelines for Azure Monitor. Lead cross-team architecture, mentor engineers, improve AI-enabled development practices, ensure security/compliance, and resolve complex production incidents.

Build and maintain secure cloud-native platforms supporting Navy application teams. Integrate, package, deploy, and operate applications across Kubernetes and UDS environments; develop infrastructure as code, CI/CD pipelines, Helm configurations, and automation. Troubleshoot application and platform issues, implement security controls and vulnerability remediation, support observability, collaborate across technical teams, and contribute to platform strategy. The role also involves mentoring engineers and supporting Kubernetes distributions including EKS and RKE2.

The Senior Full-Stack Software Engineer will lead the development of innovative tech solutions, engaging with clients and driving project excellence through full-stack capability and collaboration.

Design, develop, deploy, and support complex OneStream software features and services. Own end-to-end delivery, APIs, SDKs, data contracts, performance, scalability, reliability, and production quality. Lead technical design discussions and code reviews, mentor engineers, improve CI/CD and testing practices, and collaborate cross-functionally. Build user interfaces with modern frameworks, resolve production issues, and responsibly use AI-assisted development tools while ensuring correctness, security, and architectural alignment.

Develop, test, and maintain enterprise software components across the full software development lifecycle. Build user interfaces, REST APIs, services, and data access logic using Microsoft technologies and modern UI frameworks. Write unit tests, participate in code reviews, debug defects, and collaborate with Product, QA, and senior engineers. Use AI-assisted development tools while validating output for correctness, security, and architectural alignment.

Design, architect, develop, and maintain OneStream Marketplace solutions using web, cloud, SQL, and enterprise platform technologies. Lead design and code reviews, define APIs and coding standards, optimize application and database performance, support deployment automation, and ensure software quality. Mentor engineers, train new hires, guide requirements discussions, approve pull requests, and collaborate with technical and non-technical stakeholders to deliver customer-focused solutions.

Build and evolve scalable backend systems and APIs for a large SaaS platform. Partner with Product, Design, and QA from ideation through deployment, contribute to microservices architecture, improve testing and observability, identify operational risks, and mentor teammates. The role emphasizes reliable, maintainable solutions, strong collaboration, architectural decision-making, and continuous improvement.

Develop and maintain automated test frameworks and scripts, execute manual and automated test cases, identify and track defects, perform regression testing, collaborate with developers and cross-functional teams, and support CI/CD and testing processes across platforms (including mobile, API, and database).

Develop and maintain secure full-stack web applications, APIs, integrations, databases, and production infrastructure. Rapidly prototype with AI-assisted development tools, then audit, refactor, test, secure, deploy, and monitor the resulting software. Integrate healthcare, CRM, billing, communications, and enterprise systems while protecting PHI and supporting HIPAA safeguards. Collaborate with executives, analysts, vendors, and operational teams to translate business needs into maintainable technical solutions, troubleshoot incidents, and continuously improve reliability and delivery speed.

The Principal Engineer will shape the technical strategy for messaging infrastructure, influence architectural decisions across teams, and solve complex technical problems. Responsibilities include mentoring engineers, driving coherence across teams, and leading initiatives to ensure Weave's competitiveness in messaging solutions.

Develop, test, and maintain software components across the full software development lifecycle. Build user interfaces, REST APIs, services, and data-access logic using Microsoft technologies and modern UI frameworks. Write unit tests, participate in code reviews, debug defects, and collaborate with Product, QA, and engineering teams. Use AI-assisted development tools responsibly while following security, compliance, and software quality practices.

The Principal Software Engineer will embed with product teams to solve complex technical problems, deliver production code, and make application and service-level architectural decisions. The role owns shared services, reliability, performance, incident response, and cross-system issue diagnosis. It also leads solution design, mentors engineers through influence, supports multiple products and domains, and establishes effective standards for AI-assisted software development.

Evaluate AI coding-agent interactions for usefulness, correctness, engineering judgment, reasoning quality, and developer trust. Provide clear, opinionated feedback, distinguish response-quality levels, and help define standards for excellent interactions with tools such as OpenAI Codex, Claude Code, and Cursor. This contract role requires staff- or principal-level software engineering experience and familiarity with modern AI-assisted development workflows.

Develop and maintain end-to-end applications using Python, Node.js, C#, and React. Build scalable backend services, frontend features, APIs, cloud-native AWS solutions, automated tests, infrastructure as code, and CI/CD pipelines. Collaborate with cross-functional engineering teams in an agile, remote environment while contributing to architecture and reliable product delivery for US clients.

Designs, develops, and maintains complex full-stack applications; contributes to architecture, design patterns, code reviews, debugging, and performance improvements. Collaborates with product managers, QA engineers, and stakeholders in Agile delivery processes. Maintains coding standards, stays current with technology trends, and mentors junior developers while delivering scalable, high-quality software solutions.

Provide technical and architectural leadership to the software development team, design software solutions, mentor team members, and drive projects to completion.

The Lead Technology Engineer will lead IT systems implementation, ensure network security, manage integrations, and enhance operational efficiency through automation.

Design, build, and maintain software applications; collaborate with engineers, analysts, and stakeholders; resolve bugs and production issues; write scalable, testable code; perform testing and debugging; produce technical documentation; mentor peers; participate in on-call rotation; leverage the team's data ecosystem to inform application design and improvements.

Perform end-to-end, integration, system, user acceptance, and automated testing for software applications. Create test strategies, plans, documentation, and automated test cases; execute tests; assess results; and track defects through resolution. Translate business requirements into technical requirements, identify risks, troubleshoot application issues, and collaborate with engineering and development teams. Support product implementations, training, technical escalations, and quality assurance oversight across project workstreams.

Full Stack Engineer responsible for building responsive frontends (JS/TS, React preferred) and backend services (Python, Go, or Node.js/TypeScript), designing RESTful APIs, managing databases (Postgres/MongoDB), and deploying on cloud (AWS). Collaborate with teams, optimize performance, and apply DevOps practices (Docker, Kubernetes, CI/CD). Requires strong problem-solving, communication, and 3+ years of experience.

As a Gameplay Engineer, you'll design and refine networked gameplay systems, iterate on features, and collaborate with designers and back-end engineers.

Develop and integrate game features using Unity, C#, and various APIs while ensuring game performance and quality standards are met.

The C# / .NET Developer will design and maintain middleware applications, build Shopify integrations, and support a mobile app backend in a remote work environment.

Lead design and delivery of integrations platform features (SDKs, agents, pipelines). Improve integration authoring, reliability, scalability, observability, and developer tooling. Partner across product and customer teams, mentor engineers, and evaluate emerging technologies to scale integration development and agent-based workflows.

Design, develop, and maintain scalable software applications with a UI focus. Collaborate with product owners, tech leads, testers, and developers; participate in code reviews; write clean code; troubleshoot defects; improve development processes; and stay current with emerging technologies.