Top Senior Software Engineer Jobs in Sacramento, CA

Design and build scalable software for NVIDIA’s multi-tenant cloud infrastructure, including network and systems automation, hardware and network provisioning, APIs, testing, deployment, and production services. Collaborate with engineers, architects, product managers, internal partners, and leadership to deliver robust distributed systems and contribute to open-source communities.

Lead architecture and roadmap for Azure PostgreSQL systems; design and review scalable, maintainable database engine features (query processing, storage, transaction logging, recovery, versioning, IO, scale-out). Influence coding standards and run code reviews, write proof-of-concept or production code, contribute to open-source PostgreSQL/Linux, and participate in rotational on-call operations.

Develop scalable test automation frameworks, QA tools, and intelligent testing systems using Playwright, C#, and JavaScript/TypeScript. Integrate automated testing into CI/CD pipelines, build end-to-end, integration, and performance solutions, and apply AI techniques to improve test generation and defect detection. Partner with engineering and QA teams, troubleshoot reliability issues, contribute to test strategy, and mentor colleagues on automation and modern testing practices.

Build and operate highly scalable Go backend services and data infrastructure for the AT Protocol ecosystem. Scale systems to support hundreds of millions of users, hundreds of millions of events, petabytes of NVMe storage, thousands of CPU cores, and tens of terabytes of RAM. Responsibilities include developing mission-critical services, managing production operations, and working with databases, distributed systems, operating systems, networking, and storage technologies.

Senior software engineer on Developer Tools working across frontend and backend to design, implement, and ship profiling features for cloud and cluster environments. Collaborate with cross-functional teams, interact with users, and deliver end-to-end product features from prototypes to demos focused on collecting, analyzing, and visualizing performance data.

The role involves architecting and operating NVIDIA's cloud-native attestation platform, developing high-availability services, collaborating with cross-functional teams, and mentoring engineers.

Develop production-grade integrations for NVIDIA Grove across AI frameworks including Dynamo, llm-d, Ray, and PyTorch. Build adapters, plugins, operators, runtime components, reference workflows, and developer tooling. Optimize distributed multi-node and multi-GPU training and inference, improve Kubernetes observability, define APIs, and troubleshoot containers, networking, scheduling, CUDA, and framework behavior. Collaborate with engineering teams and open-source communities to upstream maintainable changes and ensure compatibility across rapidly evolving dependencies.

Design, build, and operate core cloud-native infrastructure services for NVIDIA DGX Cloud. Develop scalable, secure microservices and automation for provisioning and lifecycle management, integrate internal and external platforms, and implement observability and security to ensure reliable, global production operations.

Lead the technical direction of Carrum Health’s billing and payments platform. Centralize pricing, define billing service boundaries and data models, and build reliable systems for invoicing, provider payments, and financial reporting. Partner with Product, Finance, Operations, and Data on cross-team initiatives, write architectural documentation, mentor engineers, and ensure financial correctness, observability, auditability, and safe rollbacks. Work primarily with Ruby on Rails, React, PostgreSQL, Docker, and AWS in a remote-first startup environment.

Staff Software Engineer responsible for designing scalable distributed systems and full-stack web applications supporting provider acquisition, onboarding, and marketplace supply growth. The role leads cross-team technical initiatives, shapes engineering strategy, mentors developers, and delivers provider-facing products from discovery through post-launch support. Experience with AI-assisted development workflows and technologies such as Node.js, React, TypeScript, Kafka, AWS, Docker, and Kubernetes is valued.

Build and maintain scalable full-stack web applications using PHP, Laravel, React, Next.js, SQL, and related technologies. Own features from design through deployment and monitoring, develop APIs, optimize databases and legacy systems, troubleshoot performance issues, and contribute to code quality, security, and engineering practices. Collaborate cross-functionally in an agile, continuous-deployment environment while using AI-assisted tools responsibly.

Build secure software for government and defense clients using Palantir Foundry and modern engineering practices. Responsibilities include decomposing business problems, supporting agentic development, pairing with client and military engineers, delivering continuously, measuring user outcomes, facilitating technical discussions, managing technical debt, and mentoring less experienced engineers. The role requires full-stack development, API development, containerization, DevSecOps, TDD, agile methods, and active DoD clearance.

Build and lead development of high-availability backend services for Affirm’s card loan platform. Design scalable APIs, data models, microservices, and event-driven systems supporting real-time loan attribution, approvals, origination, and refunds. Drive technical strategy, troubleshoot complex performance issues, collaborate with cross-functional teams, and mentor engineers while ensuring long-term system robustness and scalability.

Leads architecture and hands-on development of backend services supporting multi-tenant MSSP partner workflows. Responsibilities include tenant isolation, account hierarchies, delegated administration, API design, reliability, observability, production issue ownership, and mentoring engineers. The role partners across Product and Engineering to deliver secure, reliable cloud-hosted platform capabilities for client and sub-client management.

Provide technical leadership for platform engineering across shared systems supporting 250+ engineers and AI practitioners. Define platform architecture and standards, build developer productivity capabilities, lead cross-functional initiatives, and advance Azure cloud-native, DevSecOps, infrastructure automation, observability, security, reliability, and software delivery practices. Mentor senior engineers and guide technical decisions that improve engineering velocity and resilience.

Develop and optimize Python data transformation and delivery scripts, modernize editorial support systems, and manage customer-facing cloud applications. Design scalable APIs and cloud-native solutions, integrate generative AI, improve content workflows, balance technical debt with feature development, and collaborate with product, design, customers, and cross-functional teams using agile delivery practices.

Own Headway’s cloud platform and infrastructure engineering strategy. Lead deployment isolation, container orchestration, AWS networking and compute, autoscaling, capacity planning, Terraform self-service infrastructure, cloud cost attribution, and Python runtime performance. Build reliable paved-road tooling that enables engineering teams to deploy safely and independently while improving scalability, observability, and operational resilience.

Designs and develops scalable full-stack eCommerce platforms using Java, Spring Boot, React, and TypeScript. Leads microservices and micro-frontend architecture, cloud-hosted platforms, distributed data and messaging solutions, streaming and batch pipelines, payment integrations, performance optimization, accessibility, and PCI-DSS compliance. Provides technical leadership, mentoring, architecture guidance, code reviews, documentation, and cross-functional collaboration.

Lead technical strategy and execution for build, test, release, and deployment systems. Drive initiatives to improve developer productivity, deployment safety, and platform reliability. Coordinate cross-team projects and migrations, contribute high-impact code, coach engineers, and lead incident response and resilience improvements for shared engineering systems.

Develop and architect scalable iOS applications used by millions of customers. Lead mobile engineering practices involving clean architecture, dependency injection, performance optimization, testing, reliability monitoring, and maintainable code. Collaborate with Product, Design, and Engineering teams to deliver features, stay current with iOS technologies, and promote technical excellence across the iOS engineering community.

Lead end-to-end full-stack development of data and analytics products, including solution design, user interfaces, APIs, data structures, testing, deployment, and documentation. Collaborate with product owners, engineers, testers, and subject matter experts to translate requirements into scalable solutions. Use data to guide architecture and roadmap decisions, review code, validate features, communicate technical tradeoffs, and mentor developers in modern software engineering practices.

Leads architecture and development of complex backend services for a commercial health plan platform. Designs .NET Core and Azure systems, develops claims, eligibility, and benefits functionality, manages healthcare data integrations, and owns cloud infrastructure and CI/CD architecture. Provides technical leadership through code reviews, testing standards, mentoring, and architecture decisions while ensuring performance, reliability, security, and regulatory compliance.

Leads backend architecture and technical direction for the Node.js sub-team while developing complex Node.js, TypeScript, and Next.js services. Designs APIs, authentication, data models, caching, messaging, and resilient systems; oversees performance, testing, CI/CD, security, and HIPAA compliance. Mentors engineers, leads code reviews, establishes coding standards, and collaborates with frontend and mobile teams. The role is remote for candidates in Eastern or Central time zones, with an in-person Dallas interview required.

Designs, develops, deploys, and sustains Azure infrastructure for AI training and inference workloads. Responsibilities include coding, hardware and software integration, distributed systems, networking, GPU and cluster design, performance optimization, debugging, automation, test-driven engineering, documentation, partner collaboration, and on-call incident response. The role drives scalable, reliable infrastructure and mentors engineers while improving quality, maintainability, and customer outcomes.

Lead end-to-end development of modern frontend initiatives using React and Electron. Design scalable architecture, improve performance and test coverage, resolve production issues, influence technical decisions, and collaborate with Product, Design, and Backend teams. The role includes mentoring engineers, maintaining code quality, supporting observability and incident response, and building secure, high-quality customer-facing payment and form workflows.