Top Remote Software Engineer Jobs in San Diego, CA

Remote Senior Software Engineer who evaluates Microsoft and complementary technologies, designs and implements custom software (C#, JavaScript, SQL), applies cloud and DevOps practices (Azure/AWS, CI/CD, containers), mentors and networks professionally, and continuously learns and advises clients.

Design and implement Alpaca's low-latency, high-throughput algo trading platform. Work across frontend and backend, databases, and distributed systems; optimize performance and concurrency; architect scalable, highly available services; and develop/extend OMS and RMS functionality for trading/exchange systems.

The Senior Software Engineer will develop and optimize systems for aerospace communications, manage project priorities, and contribute to various technical initiatives.

The Senior Software Engineer will develop and optimize systems for Aalyria's Spacetime platform, focusing on API development and wireless network algorithms.

As a Senior Software Engineer, you will develop key product features for millions of users, collaborate with teams, and mentor others.

The Senior Software Engineer will own the React Native mobile codebase, collaborate with cross-functional teams, and ensure high-quality delivery of customer-facing applications.

Lead design and implementation of full-stack, large-scale cloud platform capabilities for Microsoft Fabric. Shape architecture, build GraphQL APIs, developer tools, AI-driven experiences, participate in livesite operations, mentor engineers, and drive cross-team initiatives to deliver scalable, reliable developer-facing services.

Build and scale Azure Resource Graph platform: design and implement distributed services, ingestion pipelines, APIs, and storage; optimize performance across the stack; integrate AI-assisted capabilities and search/NLP features; collaborate cross-team; mentor engineers and maintain platform reliability and observability.

Lead design and implementation of full-stack features across .NET back-end APIs and React front ends. Own testing, observability, performance, and production support. Mentor engineers, drive technical design and integrations, collaborate with Product/QA/DevOps/UI/UX, and champion secure engineering practices for sensitive healthcare data.

Staff-level platform engineer to improve and scale inherited Scala systems, redesign data layers for ML/AI, build a Rust service framework, enhance observability and resilience, shape developer tooling and standards, and work across JVM, Rust, Python, SQL, and Spark.

Lead backend-focused engineering to design and ship member- and care team-facing experiences. Own architecture end-to-end, set technical direction and quality standards, mentor engineers, and deliver scalable, secure APIs with CI/CD, cloud deployments, and GenAI/LLM-informed workflows.

Lead quality efforts across backend services, APIs, and customer-facing apps. Design and implement automated test frameworks, build custom tooling and load testing solutions, improve testing pipeline scalability, mentor engineers, and apply GenAI/LLMs to testing and test-generation challenges.

Build and optimize high-volume web applications using .NET, Node, React and AWS; maintain and improve existing systems; troubleshoot bugs; perform code reviews; mentor junior engineers; participate in on-call rotation; and improve scalability and performance.

Design, build, and operate large-scale distributed web-crawling and data ingestion systems. Improve throughput, reliability, observability, and data quality. Develop backend services for job orchestration and asynchronous workloads, partner with product teams to create data products, and mentor teammates on domain-specific acquisition techniques.

Design, develop, and maintain web applications, console apps, and RESTful APIs using C# and JavaScript. Collaborate on agile teams, perform code reviews, build internal tools, troubleshoot front-end issues, and deploy to Azure/Jenkins. Improve processes, follow best practices, and support CI/CD pipelines.

Lead the design and development of Windows desktop applications, enforce best practices, ensure accessibility, and oversee the full feature lifecycle.

Design and evolve core control, data, and observability systems; implement resilient region-spanning architectures; build libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, and testing; and shape platform capabilities across identity, scheduling, observability, and distributed state management.

Design, implement, and operate low-latency, highly available distributed control, data, and observability systems. Build region-spanning architectures, libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, testing, and real traffic; and shape platform capabilities around identity, scheduling, observability, and distributed state management.

Build and maintain NMI's bank-to-bank payment systems: public APIs, internal tools, and third-party integrations. Design and develop services in Scala, TypeScript, and C#, apply TDD, own production quality and incidents, work with AWS containerized microservices, messaging, data stores, and CI/CD. Use AI-first tools to accelerate development, participate in agile processes, refactor large codebases, and collaborate with product and SRE to deliver resilient payment features.

Lead development of automated API, UI, and end-to-end tests for a real-time trading platform. Extend AI-assisted test generation, build scalable CI/CD test frameworks for order lifecycles and market-data streams, reduce flakiness, triage failures, mentor engineers, and drive quality and testability across the product.

Develop, test, deploy, and maintain .NET-centric web applications using C#, Angular 17+, and Azure. Build and consume REST APIs, work with SQL Server, source control, CI/CD pipelines, and collaborate on code reviews, debugging, performance optimization, and third-party integrations.

Design, build, and operate a cloud-first platform: architect scalable AWS backend services, own infrastructure via AWS CDK, develop full-stack components (Node.js, React, React Native), optimize PostgreSQL, and drive platform technical direction while supporting production and incident response.

Design and implement backend systems and APIs in Go, contribute full-stack features with React/TypeScript, define observability data models (OpenTelemetry), lead complex cross-team projects, own production services including on-call, mentor engineers, and collaborate with product and design to deliver AI observability features.

Seeking a Staff Software Engineer to design and build cloud-deployed systems. Must have extensive programming and leadership experience in software engineering.

Build and iterate growth experiments, onboarding flows, promotions, and re-engagement campaigns. Design and integrate services/APIs and cloud infrastructure, instrument and analyze product data, apply AI where useful, improve system reliability, and mentor peers to drive activation, engagement, retention, and monetization.