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Software Development Engineer in Test for Platform Safety Assurance

Zoox

Full-time|On-site|Foster City, CA

At Zoox, we are embarking on an exciting mission to revolutionize urban mobility by developing a comprehensive full-stack autonomous mobility solution. Our innovative team in System Design and Mission Assurance (SDMA) is pivotal to our success, as we meticulously construct safety cases and design fail-operational systems for our autonomous driving robots ahe…

Feb 19, 2026

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Platform System Simulation Test Engineer

Zoox

Full-time|On-site|Foster City, CA

Join Zoox’s dynamic System Design and Mission Assurance (SDMA) team, where we are committed to constructing a robust Safety Case and validating the safety of our autonomous driving vehicles. Our mission is to empower rapid iterations and expand capabilities through innovative, reliable, and pragmatic safety engineering. As a Platform Systems Simulation Test Engineer, you will collaborate with a multidisciplinary team to develop and rigorously test systems that support our groundbreaking robotaxi, ensuring the safety and performance of our advanced closed-loop drive system.In this role, you will leverage your strong technical expertise to build comprehensive simulation test suites, automate data post-processing, maintain high-fidelity simulation environments, and strategically define the ideal balance between vehicle testing and simulation efforts.

Nov 14, 2025

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Quality Assurance Engineer

Vertex Sigma Software

Full-time|On-site|Foster City, California, United States

Join our dynamic Quality Assurance team as a Quality Assurance Engineer at Vertex Sigma Software!Located in the heart of Foster City, CA, this is an onsite position where you will work five days a week in the office.We are on the lookout for a dedicated QA Engineer to help us ensure our backend services are not only optimized and secure but also provide unmatched reliability for our cutting-edge autonomous fleet management systems.Your role will be vital in overseeing critical operations carried out by our robots, including rideshare trips, autonomous charging, cleaning, and providing essential rider interactions like authentication and navigation. The effectiveness of these vital tasks hinges on the strength of our backend infrastructure, and as a QA Engineer, you will significantly influence the quality of our systems, enhancing the rider experience and overall efficiency of our fleet management.Key Responsibilities:Design and implement comprehensive test plans and procedures for our backend services, encompassing ride-hailing, autonomous charging, cleaning, and fleet monitoring applications.Validate the functionality and efficiency of APIs, services, and data models utilized by our rider mobile apps and fleet management tools, while supporting their integration.Test the vehicle agent component that facilitates communication between vehicle components and backend services to ensure robustness and efficiency.Develop and execute automated test scripts to simulate multi-agent coordination, resource allocation, planning, and optimization workflows for our autonomous vehicle fleet.Collaborate closely with the development team to ensure backend systems are scalable, observable, and resilient.Lead independent activities such as ZPT triage, root cause analysis, release testing, and process enhancements, contributing to products that greatly impact user experiences in autonomous vehicle rides.

May 2, 2026

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Senior Software Development Engineer in Test - Verification and Validation

Zoox

Full-time|On-site|Foster City, CA

Join Zoox as a Senior Software Development Engineer in Test, where you will play a pivotal role in ensuring the quality and reliability of our cutting-edge technology. As part of our innovative team, you will lead the charge in developing automated test frameworks and strategies that align with our mission to revolutionize urban mobility.

Mar 26, 2026

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Software Development Engineer in Test at Zoox | Foster City

Zoox

Full-time|On-site|Foster City, CA

Role Overview Zoox is hiring a Software Development Engineer in Test for the Foster City, CA office. This role focuses on building and executing test strategies to support the quality and performance of Zoox products. Collaboration with teams across engineering, product, and operations is a key part of the work.

Apr 13, 2026

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Test Engineer - Join Our Innovative QA Team

Vertex Sigma Software

Full-time|On-site|Foster City, California, United States

We are excited to announce an opening for a Test Engineer within our Product Software QA Team at Vertex Sigma Software, located in the vibrant city of Foster City, CA. This role is integral to our mission of delivering high-quality web applications—specifically RiderDash, Concierge, and CoreDash. As a Test Engineer, you will engage in both manual and automated testing processes that are critical to our operations.The ideal candidate will be responsible for validating releases and conducting vehicle mission tests, alongside developing and maintaining automated test cases using Playwright. Your expertise will ensure that our applications meet the highest standards of quality across various environments.Key Responsibilities:Enhance regression coverage and test efficiency by developing and maintaining Playwright automation test cases.Conduct manual testing on features, releases, hotfixes, and pre-merge validations for RiderDash, Concierge, and CoreDash.Perform vehicle mission testing and deliver comprehensive reports analyzing mission outcomes.Leverage AI tools to drive improvements in processes and testing methodologies.Assist in ZPT triage by identifying, reproducing, and verifying defects across development, staging, and production environments.Collaborate closely with developers, QA leads, and product managers to ensure thorough test coverage and readiness for feature validation.Provide QA sign-off for releases, ensuring all validation activities comply with established quality standards.Document test results, maintain traceability to requirements, and track issues until resolution.Contribute to continuous improvements in processes and automation within the QA team.

May 2, 2026

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Manager, Systems Verification & Validation, Platform Safety Assurance

Zoox

Full-time|On-site|Foster City, CA

Join Zoox’s innovative System Design and Mission Assurance (SDMA) team, where we are dedicated to building a robust Safety Case and ensuring the safety of our autonomous driving vehicles. The SDMA Platform Safety Assurance team empowers Zoox to efficiently iterate and safely enhance capabilities through cutting-edge, reliable, and practical safety engineering practices.As the Manager of Systems Verification and Validation, you will spearhead a talented team that collaborates with cross-functional groups including requirements definition, vehicle engineering, and firmware development. Your leadership will be pivotal in constructing an integrated platform that serves as the cornerstone for secure autonomous driving. The team focuses on developing and executing automated system Hardware-in-the-Loop (HIL) tests. You will oversee the verification and validation strategy, manage test execution and reporting, and ensure that Zoox robots fulfill comprehensive safety and performance criteria in alignment with Zoox's ambitious milestones.

Jun 4, 2025

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Radar Test Engineer

Vertex Sigma Software

Full-time|On-site|Foster City, California, United States

Join us as a Radar Test Engineer at Vertex Sigma Software in Foster City, CA. This role requires you to be onsite five days a week, where you will take charge of scheduling both structured and unstructured vehicle testing, validating radar firmware, and evaluating next-generation radar systems. You will oversee the logistics of test campaigns, manage warranty returns with radar suppliers, and assist with thermal testing to validate new trims and enclosures. Additionally, you will contribute to the development of radar test setups, including gimbal and automation scripts.

May 2, 2026

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Staff Software Engineer, Enterprise Platform

Replit Inc.

Full-time|Hybrid|Foster City, CA (Hybrid) In office M,W,F

Join Replit as a Staff Software Engineer on our Enterprise Platform team. In this role, you will leverage your expertise to build robust and scalable software solutions that empower developers and businesses alike. Collaborate with cross-functional teams to shape the future of development platforms while working in a dynamic, creative environment.

Mar 24, 2026

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Senior Software Engineer, Enterprise Platform

Replit

Full-time|Hybrid|Foster City, CA (Hybrid) In office M,W,F

Join Replit, a revolutionary software creation platform that empowers individuals and businesses to develop applications using natural language. With a vibrant community of millions and over 500,000 business users globally, we are breaking down barriers to software development and making it accessible to all.About the RoleAs a key member of our Enterprise Platform team, you will play a critical role in establishing the foundational infrastructure that enables major organizations to utilize Replit within their specific security and compliance frameworks. In this position, you’ll be responsible for designing and implementing the necessary deployment flexibilities, networking capabilities, authorization systems, and data management controls that enterprises demand, from single-tenant architectures to custom policy enforcement and customer-managed encryption.You will collaborate at the intersection of cloud infrastructure and enterprise needs, working closely with our Platform Engineering, Security, and Sales teams to deliver capabilities that facilitate adoption among even the most demanding organizations.Your ResponsibilitiesDesign Enterprise Deployment Infrastructure: Craft and implement single-tenant and dedicated deployment solutions, ensuring customers can operate Replit with the necessary isolation to meet their security requirements.Develop Private Networking Solutions: Construct VPC peering, private connectivity, and static IP configurations that seamlessly integrate Replit into existing enterprise network architectures.Establish Authorization Services: Create the authorization frameworks that enforce customized enterprise policies, allowing for detailed access controls, tailored permission structures, and policy enforcement that aligns with clients' identity and governance systems.Implement Data Protection Features: Develop solutions for bring-your-own-key (BYOK) encryption, customer-managed keys, and data residency controls, empowering enterprises with control over their sensitive information.Automate Infrastructure Deployment: Write Terraform modules and automation scripts to facilitate reliable and repeatable enterprise deployments across various regions and configurations.Troubleshoot and Strengthen Systems: Engage deeply with complex infrastructure challenges spanning networking, authorization, Kubernetes, and cloud services to enhance the robustness and diagnosability of our enterprise platform.Collaborate with Go-to-Market Teams: Partner with Sales and Customer Success to gain insights into enterprise infrastructure needs and ensure alignment in delivering comprehensive solutions.

Feb 4, 2026

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Software Engineer, Compute Platform

Replit

Full-time|Hybrid|Foster City, CA (Hybrid) In office M,W,F

Replit is redefining the landscape of software development with a groundbreaking platform that empowers individuals to create applications using natural language. With millions of users globally, including over 500,000 businesses, Replit is committed to democratizing software development by removing traditional hurdles.About the Role:We are on the lookout for skilled distributed systems engineers who are eager to design and implement innovative solutions for application deployment. Your primary objective will be to enhance the infrastructure capabilities of Replit, optimize performance across various global regions, and ensure an exceptional user experience through efficient solutions. If you possess a solid foundation in software development, a thorough understanding of cloud technologies, and a proven history of delivering high-quality code, we invite you to join our team.In This Role, You Will:Advance Replit's cloud infrastructure offerings: Launch new cloud products that empower the Replit Agent to create complex applications. Collaborate with cross-functional teams to design and execute features that provide developers with a complete suite of tools for efficient application building and deployment.Boost reliability and scalability: Identify performance bottlenecks, optimize critical paths, and implement comprehensive monitoring and alerting systems. Work closely with the SRE team to guarantee high availability and minimal downtime, enabling our clients to effortlessly scale their applications to accommodate a growing user base.Enhance cloud infrastructure utilization: Assess infrastructure costs and pinpoint optimization opportunities. Develop strategies to minimize cloud expenses while maintaining performance and reliability, utilizing techniques such as resource provisioning, auto-scaling, cost-aware scheduling, and data lifecycle management. Your contributions will play a vital role in improving the financial efficiency of our cloud services.Required Skills and Experience:Expertise in distributed systems: Proven experience with platform-as-a-service, distributed storage, or information retrieval systems. A strong background in designing scalable architectures and optimizing systems for latency and cost.Innovative problem-solving: A pragmatic approach to complex challenges with the ability to devise effective solutions. You embrace radical thinking while delivering results incrementally.Self-motivated and autonomous: Capable of working independently, establishing priorities, and driving projects to completion.

Apr 4, 2025

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Autonomous Vehicle Safety Software Engineer

Zoox, Inc.

Full-time|On-site|Foster City, CA

Join Zoox as an Autonomous Vehicle Safety Software Engineer and be at the forefront of transforming transportation technology. In this role, you will contribute to the development and enhancement of software systems that ensure the safety and reliability of our autonomous vehicles.As a key member of our engineering team, you will collaborate closely with cross-functional teams to design, implement, and test software solutions that meet rigorous safety standards. Your expertise will help drive the evolution of our vehicle systems, ensuring that they operate seamlessly and safely in complex environments.

Mar 30, 2026

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Compute Platform System Safety Engineer

Zoox

Full-time|On-site|Foster City, CA

Join Zoox, a pioneering force in autonomous mobility, as we embark on an innovative journey to create a comprehensive robotaxi solution designed for urban environments. We are looking for a dedicated System Safety Engineer to conduct thorough safety analyses of intricate electronic and software systems, particularly focusing on high-performance computing. As a vital member of Zoox's System Design and Mission Assurance (SDMA) team, you will play a crucial role in identifying enhancements to our safety concepts, implementing mechanisms to detect and mitigate hardware failures, and conducting residual risk assessments. Your efforts will be instrumental in ensuring the safe deployment of cutting-edge autonomous driving technology.

Jan 2, 2026

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Software Engineer for Advanced Analytics Platform

Zoox

Full-time|On-site|Foster City, CA

Join our innovative team at Zoox as a Software Engineer, where you will be instrumental in shaping the future of our Analytics Platform. You will work collaboratively with a talented group of engineers and data scientists to develop cutting-edge solutions that drive data insights and analytics.

Mar 25, 2026

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Senior Software Engineer, Agent Platform

Replit

Full-time|Hybrid|Foster City, CA (Hybrid) In office M,W,F

Join Replit, the pioneering software creation platform that empowers individuals to develop applications effortlessly using natural language. With a global community of millions and over 500,000 business users, Replit is revolutionizing software development by eliminating traditional barriers to app creation.About ReplitAt Replit, we are on a mission to create the world's most accessible AI coding agent. The Replit Agent allows anyone to turn their ideas into reality, whether it's a personal app, a groundbreaking startup idea, or a productivity tool for work. We take pride in being at the forefront of secure vibe coding, ensuring that our users can build applications securely while managing risks effectively.About the RoleAs a Senior Software Engineer on our Agent Platform team, you will develop robust tools that empower product engineers to iterate quickly on the Agent experience and enhance the core Agent functionality itself. You will serve as a vital link between the AI team, focused on core Agent logic, and the UX team, dedicated to crafting engaging Agent experiences. This role combines systems engineering, developer experience, and product engineering, addressing complex challenges from browser-based interfaces to high-performance backends and Linux systems engineering. We seek engineers who understand the product experience and can support it with efficient systems. You’ll have the chance to advance your skills across our infrastructure and product while leading impactful initiatives. We value diverse backgrounds and encourage all candidates to apply.Your ResponsibilitiesDevelop high-throughput backend applications and services, such as real-time chat functionality between users and the agent.Design a collaborative “Multiplayer Computer” that allows humans and AI agents to work together seamlessly on shared shells, filesystems, and states in real-time.Create infrastructure (both frontend and backend) that enables product engineers to deliver exceptional user experiences rapidly.Build reliable, well-structured interfaces between the Agent and both internal and external agentic systems (MCP).

Jan 18, 2026

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Software Engineer, ML Platform (ML Serving)

Zoox

Full-time|On-site|Foster City, CA

Zoox is pioneering the future of transportation by designing autonomous robotaxis that prioritize safety, reliability, sustainability, and user experience. As we embark on the exciting journey of deploying our robotaxis on public roads, we invite you to join our mission and make a meaningful impact. The ML Platform team at Zoox is integral to advancing innovations in machine learning (ML) and artificial intelligence (AI), striving to create a seamless autonomous driving experience.The OpportunityAre you ready to facilitate cutting-edge ML applications that enhance autonomous driving, scene understanding, and automated mapping? In this pivotal role, you will collaborate with all ML teams at Zoox—including Perception, Behavior ML, Simulation, Data Science, Collision Avoidance—as well as our Advanced Hardware Engineering group to define our next-generation autonomous hardware. Your contributions will redefine ML practices within Zoox.At Zoox, we develop and maintain the foundation of ML tools, deep learning frameworks, inference libraries, and ML infrastructure utilized by our research teams for both in-vehicle and off-vehicle ML applications. We ensure that the requirements of both the vehicle and ML teams are met through effective coordination across the organization. In this role, you will be instrumental in accelerating the transition from ideation to production of cutting-edge AI innovations. As we expand our robotaxi deployments and explore new ML domains, the growth opportunities within our team are substantial. To delve deeper into our technology underlying autonomous driving, please visit here.

Feb 2, 2026

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Quality Assurance Specialist

Integrated Resources Inc.

Full-time|On-site|Foster City

Integrated Resources Inc. is seeking a dedicated and detail-oriented Quality Assurance Specialist to join our team in Foster City, California. In this role, you will play a crucial part in ensuring the quality and reliability of our products through rigorous testing and validation processes. You will work closely with cross-functional teams to identify and resolve issues, enhancing the overall user experience.

Dec 23, 2016

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System Test Engineer

Zoox

Full-time|On-site|Foster City, CA

Join Zoox as a System Test Engineer and tackle one of the most thrilling technical challenges of our time—ensuring the safety and efficacy of autonomous vehicles. In this role, you'll be a vital part of the System Integration and Validation team, driving the integration and validation efforts for our cutting-edge autonomy, firmware, hardware, cloud, and operational systems. Your responsibilities will include designing and executing comprehensive test strategies at the highest integration levels, encompassing feature validation, functional testing, and regression testing, all aimed at achieving product excellence and milestone readiness.

Jan 5, 2026

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Autonomous Vehicle Safety Data Engineer (Contract)

Zoox

Contract|On-site|Foster City, California, United States

Join our team as an Autonomous Vehicle Safety Data Engineer on a contract basis, where you will play a vital role in ensuring the safety of Zoox's autonomous vehicles. The Safety Strategy & Operations team is dedicated to establishing and executing safety protocols, from thorough safety planning and risk management to operational safety, data analysis, and regulatory compliance. This position focuses on leveraging fleet and simulation data to assess and enhance behavioral safety and hardware performance of our autonomous vehicles.You will be instrumental in analyzing fleet data to pinpoint critical safety incidents, evaluate system behavior, and refine strategies that impact vehicle performance in complex environments. Your responsibilities will include developing and maintaining robust data infrastructure to highlight safety-related interactions, evaluate AV events, and provide data-driven insights to inform autonomy development. Additionally, you will build scalable data pipelines and metrics that ensure we receive reliable signals from the data, directly influencing our assessment of system readiness and accelerating safe deployment.Key Responsibilities:Develop and maintain data miners that identify significant events from fleet and simulation data.Enhance the accuracy and efficiency of existing miners using advanced statistical and machine learning techniques.Construct scalable data pipelines and dashboards to monitor miner performance and key safety metrics.Conduct exploratory data analyses to reveal trends and opportunities to improve vehicle behavior.Triage and evaluate AV events for potential safety, legal, or regulatory concerns.Establish clear triage guidelines for both onshore and offshore teams.Support regulatory reporting processes with relevant data and analyses.

May 2, 2026

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Quality Assurance Specialist

Integrated Resources, Inc.

Full-time|On-site|Foster City

Join our dynamic team as a Quality Assurance Specialist, where you will play a crucial role in ensuring the highest standards of quality in our products and services. In this position, you will be responsible for developing and executing test plans, identifying defects, and collaborating with cross-functional teams to enhance the overall user experience. Your attention to detail and commitment to excellence will help us maintain our reputation as a leader in our industry.

Aug 22, 2017

Software Development Engineer in Test at Zoox | Foster City

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