Top Software Engineer Jobs in Sacramento, CA

Develop and maintain manual and automated testing for a B2B SaaS web application, APIs, and mobile apps. Responsibilities include designing test cases, building UI and API automation, performing end-to-end, acceptance, exploratory, regression, and functional testing, investigating defects, and improving QA processes throughout the software development lifecycle. The role collaborates with developers, product managers, and stakeholders to ensure product quality and customer-focused releases.

Develop and evolve Azure capacity infrastructure, platform capabilities, and service stacks at scale. Provide technical leadership in requirements, architecture, design, coding, release planning, and operational reliability. Mentor engineers, manage cross-product dependencies, serve as a designated responsible individual, participate in on-call support, and improve system availability, observability, performance, and efficiency.

Provides cross-program technical authority for flight and ground software, setting architecture, standards, technical direction, and roadmap. Leads complex technical decisions, reviews, verification, security, risk management, and software readiness across programs. Mentors senior technical leaders, drives reuse and platform standardization, represents software engineering to customers and partners, and establishes AI adoption strategies across the organization. The role does not own program delivery, schedules, or line management.

Lead design, architecture, development, and delivery of enterprise software across on-premises, hybrid, and cloud environments using C#, .NET, and React. Build microservices and APIs, implement CI/CD and containerization, mentor engineers, ensure security/compliance, and collaborate on cloud migration and performance monitoring.

As a Founding Software Engineer, you'll design, develop, and maintain robust backend systems, create user-facing AI features, and collaborate with teams to enhance healthcare tools.

Lead the design and evolution of predictive maintenance platform, build and scale ML-powered features, and mentor other engineers.

Lead full‑stack development and architecture for Spark’s broker platform. Deliver customer‑facing features, partner with product/design, mentor engineers, resolve technical debt, and set engineering standards while using AI developer tools.

As a Senior Software Engineer, you'll develop and build tools for creative projects while leading feature development and collaborating with teammates.

Design, build, and operate backend systems for prediction markets, including order management, trade matching, settlement, and market resolution. Architect distributed, low-latency systems with strict financial correctness, lead multi-quarter technical projects, mentor engineers, and collaborate with Product, Compliance, and Risk to meet regulatory requirements.

Design, build, and operate the GraphQL API platform that routes high-volume traffic. Deliver end-to-end projects, improve reliability and performance, own SLOs and incident response, mentor engineers, and collaborate with product teams to evolve platform APIs and tooling.

Responsible for leading a team of engineers, supporting product development, identifying technical issues, and ensuring high-quality code delivery in backend systems at scale.

Develop ML/RL models and infrastructure for AV simulations, optimize training loops, and support project timelines in autonomous vehicle tech.

Senior Software Engineer to design and deliver Golang-based microservices, mentor a small pod, estimate and implement features, produce unit and end-to-end tests, collaborate on design and code reviews, improve SDLC, and apply SRE observability practices while working with cloud-scale data stores such as Snowflake, DynamoDB, and Cassandra.

Serve as the senior technical engineer on a delivery team, writing production code, shaping architecture, mentoring engineers, diagnosing complex issues, and owning software quality and reliability. Build TypeScript and JavaScript applications using Node.js, Express, React, PostgreSQL, REST APIs, testing, and observability. Modernize legacy systems, manage integrations and data synchronization, and use AI tools and automation to improve engineering workflows and delivery.

Build and lead full-stack development for the Polaris platform using React, TypeScript, Django, Python, and PostgreSQL. Own features from architecture through deployment and production support, design secure APIs and integrations, improve performance and observability, maintain automated testing, mentor engineers, review code, and influence technical direction across squads.

Develop and optimize large-scale data ingestion and serving infrastructure for autonomous vehicle systems. Build reliable pipelines, real-time and batch data services, validation checks, monitoring, and scalable distributed systems. Collaborate with AV development teams to improve data processing efficiency, latency, availability, and quality while documenting ingestion processes.

Build and operate scalable backend systems for Athena, including customer onboarding, entitlement logic, data ingestion, validation, deduplication, and agentic workflows. Develop in Go on GCP, use Terraform and GCP-native tooling, maintain observability and operational reliability, participate in on-call and incident response, and lead subsystem development across multiple engineers.

Lead design and development of scalable, cloud-native AI healthcare payment integrity platforms. Provide technical leadership, own production code and releases, design data/retrieval architectures, ensure observability, security, and compliance, and collaborate with ML, product, and architecture teams to deliver performant SaaS solutions.

Develop and test complex software applications in global team environments, with training in Java and full-stack development. Responsibilities include applying software engineering principles, troubleshooting and debugging, working with databases, following the SDLC, and practicing test-driven development. The role includes 4–8 weeks of training followed by a 12–24-month client placement with ongoing support.

Leads a software development team through the full product lifecycle, including user research, product strategy, roadmap planning, application development, testing, code reviews, documentation, team performance management, budgeting, partnerships, and user support. The role also manages Agile processes, reports metrics, develops funding proposals, and participates in conferences and periodic travel.

Owns complex, cross-system software solutions from architecture through production and support. Designs and deploys secure AI and agentic applications, integrates disparate systems and APIs, establishes engineering standards, and partners with business stakeholders. Works hands-on across the full stack while shaping architecture, testing, CI/CD, documentation, security, privacy, and governance practices for a growing internal engineering function.

Leads the strategic direction of backend and full-stack engineering, architects scalable distributed systems and microservices, and drives modernization, reliability, security, and performance initiatives. Designs APIs, data architectures, pipelines, infrastructure, and observability practices; delivers customer-facing service improvements; establishes engineering standards; and mentors engineers. Collaborates across product and technical teams to make architecture and business trade-offs and lead large-scale initiatives from vision through production.

Build scalable Kubernetes-based Azure Arc platform capabilities for hybrid cloud, datacenter, and edge environments. Develop and operate KubeVirt and KVM virtualization platforms, create distributed systems and RESTful services, and contribute to design, coding, estimation, monitoring, reliability, observability, and on-call operations. Collaborate with Microsoft partner teams and the open-source community to deliver cloud-native infrastructure at scale.

Design and build scalable distributed backend systems and core services in Golang. Develop reliable, high-performance systems using PostgreSQL and Redis across microservices, networking layers, and cloud platforms. Prototype and productionize platform capabilities, collaborate on strategic technical initiatives, and influence engineering standards. The role focuses on AI infrastructure, distributed database provisioning, workflow orchestration, internal tooling, and developer experience.

Design and implement the core components of the Agents Python framework, focusing on API and abstraction development for AI-driven applications.