Backend Engineer - API

Join PsiQuantum, a pioneering company with a mission to create the world's first practical quantum computers—machines that promise to deliver groundbreaking advancements across various industries. Since our inception in 2016, we have been dedicated to developing and deploying million-qubit, fault-tolerant quantum systems.Our innovative quantum computers leverage the principles of quantum mechanics to tackle challenges that are beyond the reach of traditional supercomputers and AI systems. Their potential impact encompasses sectors such as energy, pharmaceuticals, finance, agriculture, transportation, and materials science.At PsiQuantum, we utilize cutting-edge silicon photonics architecture. By collaborating with industry leaders in semiconductor manufacturing, including GlobalFoundries, we harness established high-volume processes to produce billions of chips used in telecommunications and consumer electronics. Photonics inherently offers scalability advantages; photons are unaffected by heat, immune to electromagnetic interference, and compatible with existing cryogenic cooling and fiber-optic infrastructures.In 2024, we announced government-backed initiatives to develop our initial utility-scale quantum computers in Brisbane, Australia, and Chicago, Illinois, reflecting the increasing recognition of quantum computing's strategic and economic significance. Now is the time to accelerate our growth.Our team also focuses on creating the algorithms and software essential for realizing the commercial value of these systems. Collaborating with leading Fortune 500 companies like Lockheed Martin, Mercedes-Benz, Boehringer Ingelheim, and Mitsubishi Chemical, we are committed to delivering quantum solutions with substantial real-world impact.Quantum computing signifies a paradigm shift, offering pathways to address challenges that cannot be solved through classical computing. The opportunities are vast, and we have a clear roadmap to bring them to fruition.We invite you to be part of this journey.

Join Rubrik, Inc. as a Senior Software Engineer specializing in API Infrastructure. In this role, you will play a pivotal part in designing and developing robust and scalable APIs that empower our cloud data management solutions. Your expertise will help shape the future of our platform, driving innovation and enhancing our product offerings.

Role Overview Pylon is hiring a Backend Engineer focused on API development in Palo Alto. This role centers on designing, building, and improving APIs that support our services and applications. What You Will Do Create and maintain APIs to power new and existing features Work with teams across engineering, product, and design to ensure APIs integrate smoothly Optimize API performance and reliability as our products grow Support project goals by contributing technical expertise in backend systems

Location: San Francisco Bay Area (Palo Alto or San Francisco preferred) or Seattle, WA.Working Model: Hybrid (in-office presence required).About the RoleWe are on the lookout for a Senior Staff Enterprise Architect, Data to spearhead the strategy, design, and modernization of our enterprise data landscape. This pivotal role sits at the crossroads of data architecture, engineering, and AI enablement, crafting solutions to seamlessly integrate our Data Lake and Data Warehouse across multi-cloud platforms.In the next 12-18 months, you will empower business users with self-service data access and natural language query capabilities. Your responsibilities will also include architecting Master Data Management and data lineage frameworks, ensuring that AI models function on high-quality, governed data. Additionally, you will assess and implement AI-driven tools to automate data quality monitoring and bolster data security.Key ResponsibilitiesData Strategy & RoadmapDesign a semantic layer architecture that standardizes business metrics across the enterprise, while defining governance guardrails to ensure that natural language queries access validated master data sources.Develop a Master Data strategy for Customer and Product domains (phases 1-2), with Finance and People to follow. Establish golden record requirements, stewardship models, and a system-of-record hierarchy. Collaborate with business stakeholders on master data governance.Define a cross-cloud data integration strategy and reference architecture, specifying patterns (federation, replication, abstraction layer) that balance performance, cost, and data freshness. Document trade-offs and recommend implementations for both batch and near-real-time use cases.Create 12-24 month data architecture roadmaps for Finance, Sales, Product, and People, identifying capability gaps and recommending technology investments along with business value and effort estimates.Systems Design & Solution LeadershipEvaluate AI-powered data observability platforms for quality monitoring, pipeline failure prediction, and data classification. Define requirements, lead vendor POCs, and establish integration patterns.Define data ingestion architecture that reduces availability from weeks to 3-5 days (batch) and under 15 minutes (real-time), specifying ELT patterns using CDC where feasible. Document source system constraints and collaborate with engineering on phased implementation.Establish build vs. buy frameworks for Data Platform, ETL, Data Quality, and Master Data tooling. Define POC criteria and scoring models. Oversee POC execution and present recommendations with TCO analysis to the architecture team.

At PsiQuantum, our mission is to revolutionize computing by creating the first practical quantum computers. With our foundation laid in 2016, we are dedicated to developing and deploying million-qubit, fault-tolerant quantum systems that promise to transform our understanding of computation. Quantum computers leverage the principles of quantum mechanics to tackle problems that are beyond the capability of even the most powerful supercomputers or AI systems. The applications of this technology are vast, impacting industries such as energy, pharmaceuticals, finance, agriculture, transportation, and materials science. Our innovative architecture is grounded in silicon photonics, utilizing advanced semiconductor manufacturing processes in collaboration with partners like GlobalFoundries. This approach allows us to produce high-volume, efficient systems that harness the unique properties of photons, which are not affected by heat and are immune to electromagnetic interference. In 2024, PsiQuantum announced government-supported initiatives to establish our first utility-scale quantum computers in Brisbane, Australia, and Chicago, Illinois. These projects signify a pivotal moment in recognizing the strategic and economic importance of quantum computing and our commitment to scaling our efforts. Beyond hardware, we also develop the essential algorithms and software that will bring our systems to market. Collaborating with industry leaders like Lockheed Martin, Mercedes-Benz, Boehringer Ingelheim, and Mitsubishi Chemical, we are translating quantum solutions into tangible benefits for the real world. Quantum computing is not merely an enhancement of classical computing; it represents a paradigm shift that enables us to tackle challenges previously deemed unsolvable. The potential is immense, and we have a clear strategy to manifest this vision. Join us on this groundbreaking journey.

Join our innovative team at vinci4d as a Backend Engineer specializing in Data Systems and APIs. In this role, you will play a crucial part in designing, implementing, and maintaining robust data systems that power our applications. You will collaborate with cross-functional teams to build scalable APIs that enhance user experiences and support our mission to deliver cutting-edge technology solutions.

Role Overview PsiQuantum is seeking a Senior Product Engineer focused on Photonic Integrated Circuits (PIC) in Palo Alto, California. This position plays a key part in advancing product development for quantum computing hardware. The engineer will apply deep technical knowledge to guide innovation and ensure products align with client requirements and industry progress.

Join MongoDB as a Senior Staff Enterprise Architect specializing in Quote-to-Cash (Q2C) and Monetization. In this pivotal role, you will spearhead the strategy, technical design, and modernization of our Quote-to-Revenue processes, impacting our operations and enabling growth. This hybrid position requires a visionary leader who not only defines the overarching architecture strategy but also engages in hands-on technical design. You will collaborate closely with delivery teams to streamline implementations, enhancing our monetization platforms and fostering scalability for MongoDB 3.0 by reducing manual efforts and promoting continuous improvement tools. Your expertise in Q2C and financial transformation will be crucial as you navigate the complex decisions surrounding the 'buy vs. build' landscape of billing engines, focusing on usage-based and consumption models. You will ensure that our architecture catalyzes AI-driven business transformations. We are excited to connect with candidates local to Palo Alto, embracing our hybrid work model.

About ALSO.At ALSO, we are redefining electric mobility as a pioneering company that originated from Rivian. Our dynamic team is composed of passionate innovators, builders, and visionaries, dedicated to crafting revolutionary, vertically integrated small electric vehicles (EVs) that tackle today's and tomorrow's global mobility issues. Our mission is to encourage everyone to choose ALSO, making local commutes more affordable, enjoyable, and significantly more efficient—10 to 50 times better than traditional vehicles.We are currently seeking a Senior Systems Integration Engineer to spearhead the integration of drive units, batteries, inverters, displays, and various low-voltage electronics!Key ResponsibilitiesLead collaboration with hardware teams and oversee vehicle bring-up activities for all builds.Manage the integration of firmware and software components from cross-functional teams, ensuring flawless operation and compatibility.Assist in troubleshooting system hardware and software bugs, prioritizing issues based on their impact on users and overall project health.Contribute to the creation of test cases and validate system-level functions across various platforms (benches, lab cars, and vehicles).Support cross-functional development efforts, identifying and addressing issues discovered during testing phases.Engage in architectural discussions and technical dialogues, devising innovative solutions.Collect and analyze data from CAN, physical measurement acquisition, and emulated modules.Collaborate with the team to develop automated tools in Python, C, or Simulink to create vehicle software packages.Ensure feature release readiness through comprehensive regression testing to maintain functionality and performance.Design and implement automated testing processes, enhancing efficiency and scalability, while developing a strategy for test asset availability and performance.Maintain firmware versions for testing resources via FOTA campaigns or proprietary re-flash tools.Identify tooling requirements for testing and validation, including data logging solutions in both vehicle and cloud environments.

Join our dynamic team as a Senior Java/J2EE Architect in Palo Alto! We are seeking an innovative and experienced professional with at least 10 years of expertise in Java and J2EE technologies. You will play a pivotal role in designing and implementing cutting-edge software solutions, collaborating with cross-functional teams, and driving architectural decisions that align with our business goals.

Rivian and Volkswagen Group Technologies brings together two leading automotive companies to advance electric vehicle technology. This partnership focuses on developing software-defined vehicles, including operating systems, zonal controllers, and cloud connectivity. The team aims to set new benchmarks for connected and intelligent vehicles, combining expertise in connectivity, artificial intelligence, and security to create smarter and more sustainable transportation. Role overview The Senior Infotainment Platform Integration Engineer position is based in Palo Alto, California. The role focuses on testing and validating infotainment firmware and Board Support Package (BSP) features using both automated and manual methods. The goal is to improve software quality and introduce testing earlier in the development cycle. What you will do Lead integration and verification of modules across Android, Linux, QNX, and other subsystems. Develop a strong understanding of BSP components and their roles within the platform. Support failure analysis and root cause investigations for testing and development teams. Build expertise in multiple hardware platforms used in infotainment systems. Create test strategies for subsystem modules in both bench and vehicle environments. Advance the team's shift from manual testing toward greater automation. Develop and maintain automation scripts for platform feature testing. Facilitate clear communication between software development and vehicle integration teams. Work closely with colleagues to ensure continuous feedback and ongoing improvements. Manage traceability of test coverage from requirements through validation.

Rivian and Volkswagen Group Technologies have partnered to advance electric vehicle technology. This collaboration focuses on operating systems, zonal controllers, cloud-based services, and vehicle connectivity. Both companies share a commitment to setting new standards for software-defined vehicles, aiming to deliver smarter and more sustainable transportation. By combining expertise in connectivity, artificial intelligence, and cybersecurity, the partnership is working to create more connected and intelligent vehicles. The goal is to open up new possibilities for the automotive industry worldwide. Role overview The System Integration Engineer, Vehicle Systems, plays a central part in the vehicle development process. This role is responsible for integrating and validating software systems throughout all stages, from early prototypes to final customer delivery. Work covers the entire software stack, including both low-level drivers and user-facing applications. Key responsibilities involve bridging the transition from early mule builds to production vehicles, supporting smooth feature integration, and ensuring overall system reliability. The engineer must understand vehicle software architecture and make real-time prioritization decisions to keep development moving forward, strengthen testing, and reduce program risks. What you will do Integrate and validate software systems across all phases of vehicle development Support seamless feature integration from prototype to production Ensure system reliability and address issues that could impact the entire vehicle Prioritize tasks in real time to improve testing and minimize risks Requirements Strong problem-solving skills Ability to tackle unfamiliar technical challenges Experience connecting component-level issues to system-wide impacts Comprehensive understanding of vehicle software architecture Location Palo Alto, California

Role Overview Pylon is looking for a Backend Engineer focused on integrations to help expand connections with a range of platforms. This role centers on designing and building backend systems that support seamless integrations and reliable data flows. What You Will Do Develop backend solutions that enable integrations with external services and platforms Collaborate with teams across engineering, product, and other functions to deliver integration features Contribute to the stability and scalability of backend services that support Pylon’s business Location This position is based in Palo Alto.

Join the Future of Mobility with ALSO.At ALSO, we are a pioneering electric mobility company that emerged from Rivian, driven by a mission to redefine urban transportation. Our enthusiastic team is dedicated to designing innovative, vertically integrated small electric vehicles (EVs) that address today's and tomorrow's mobility challenges. We aspire to create a world where our vehicles replace countless local car, truck, and SUV miles, offering a more enjoyable, affordable, and up to 50 times more efficient means of transportation.As a Senior Staff Vehicle CAD Lead, Integration Engineer, you will play a pivotal role in shaping our next-generation vehicle platforms. This position offers the unique opportunity to significantly influence the design and development of our innovative two to four-wheeled vehicles.Your Key Responsibilities:Oversee the complete development of high-level CAD assemblies using CATIA, facilitating design iterations and release activities across the team.Take ownership of top-level vehicle CAD, defining mechanical and electrical interfaces, maintaining master sections, reference views, and conducting kinematic sweeps for steering and suspension components.Lead cross-functional packaging workstreams, focusing on subsystem control volume development, mass optimization, packaging, manufacturability, and serviceability.Manage interference detection and resolution activities, conducting regular manual and automated checks, and collaborating with subsystem engineering teams to address issues.Conduct vehicle-level assembly simulations to identify clearance, assembly flight path, tool access, and serviceability challenges.Drive PLM Integration Activities: Oversee the CAD data lifecycle and audit subsystem lifecycle statuses. Create and manage the top-level vehicle Bill of Materials (BOM) within PLM tools.

Join Our Mission at Hippocratic AIHippocratic AI stands at the forefront of generative AI in healthcare, pioneering a revolutionary platform that enables safe and autonomous clinical interactions with patients. Our proprietary large language models (LLMs) within the Polaris constellation have achieved an unmatched accuracy of over 99.9%.Why Become Part of Our Team?Transform Healthcare Through Innovation. We are developing the first safety-first healthcare LLM, a groundbreaking initiative aimed at enhancing patient outcomes globally. Be part of a category-defining journey.Collaborate with Visionaries. Our founding team includes CEO Munjal Shah alongside esteemed physicians, hospital executives, AI innovators, and researchers from prestigious institutions such as El Camino Health, Johns Hopkins, Washington University in St. Louis, Stanford, Google, Meta, Microsoft, and NVIDIA.Supported by Premier Investors. Recently, we secured a $126 million Series C funding round at a valuation of $3.5 billion, led by Avenir Growth, totaling $404 million in funding with contributions from CapitalG, General Catalyst, a16z, Kleiner Perkins, Premji Invest, UHS, Cincinnati Children’s, WellSpan Health, and notable individual investors.Work with Top Talent in the Field. Collaborate with experts dedicated to improving healthcare, advancing scientific research, and creating transformative technologies that ensure our platform is both powerful and trustworthy.Location RequirementTo foster collaboration and a dynamic team culture, this position is based in our Palo Alto office five days a week, unless otherwise specified.About the RoleWe are seeking a talented AI Integration Engineer to connect healthcare data systems with our clinical AI platform. This role sits at the nexus of healthcare interoperability, system design, and data engineering, focusing on integrating EHRs, APIs, and analytics pipelines essential for scaling our AI models.As part of this role, you will work closely with delivery leads, product managers, and customer engineers to design and implement reliable integrations using contemporary interoperability standards. Your primary responsibilities will involve Python-based data transformation and interface development, integrating with HL7 v2, FHIR, and RESTful APIs. You will also collaborate with offshore engineers to ensure timely and high-quality solution delivery.

Rivian and Volkswagen Group Technologies have joined forces to shape the future of electric mobility. This partnership brings together Rivian’s drive for innovation with Volkswagen’s longstanding expertise, focusing on advanced operating systems, zonal controllers, and cloud connectivity. The goal: set new standards for software-defined vehicles worldwide. Expertise in connectivity, artificial intelligence, and security underpins the team’s work, aiming to build smarter, more sustainable vehicles that stay connected at every level. Role overview The Senior Staff Hardware Systems Architect will play a central role within the Hardware Systems Architecture team. This position involves working closely with cross-functional partners to break down product features into detailed technical requirements and design architectures for sub-systems in the vehicle’s low voltage electrical system. Collaboration is key, as the architect will help define and document the structure for infotainment, telematics, networking, camera systems, and vehicle security. As projects advance, this role will also help set system performance benchmarks and outline validation methods to ensure robust, reliable results. Key focus areas Translating product features into technical requirements Defining architectures for vehicle sub-systems, including infotainment and telematics Establishing performance criteria and validation methods for hardware systems Collaborating across teams to ensure integration of connectivity, networking, and security features

Rivian and Volkswagen Group Technologies combines the strengths of two leading automotive companies to push the boundaries of electric vehicle technology. The partnership focuses on developing advanced operating systems, zonal controllers, and cloud connectivity, all with the goal of setting new benchmarks for software-defined vehicles. The team’s expertise spans connectivity, artificial intelligence, and cybersecurity, working to create vehicles that are smarter, more connected, and more sustainable. Role overview The Audio Systems Integration Engineer will focus on delivering exceptional audio experiences in vehicles produced by Rivian and Volkswagen Group Technologies. This role is responsible for ensuring that immersive soundscapes, voice command systems, and safety alerts function at a high standard. Acting as a key link between software development and the in-vehicle user experience, the engineer will help elevate audio systems beyond the ordinary. What you will do Integrate complex audio software into vehicle platforms Develop and maintain advanced testing environments for audio systems Perform hands-on tuning and validation to optimize in-vehicle audio performance Work closely with software teams to ensure smooth and consistent user experiences Contribute to delivering high-quality sound, precise voice commands, and dependable safety alerts Location Palo Alto, California

About UsPathway is revolutionizing the field of artificial intelligence by introducing the world’s first post-transformer model that emulates human cognition.Our innovative architecture, known as the Breakthrough Data Handling (BDH), surpasses traditional Transformer models, granting enterprises unprecedented insight into model operations. By combining our foundational model with the industry’s fastest data processing engine, Pathway empowers organizations to transcend gradual enhancements, moving toward genuinely contextualized, experience-driven intelligence. Esteemed clients including NATO, La Poste, and Formula 1 racing teams trust our solutions.Founded by complexity scientist Zuzanna Stamirowska, Pathway boasts a team of AI visionaries, including CTO Jan Chorowski, a pioneer in applying Attention mechanisms to speech and a collaborator of Nobel laureate Geoffrey Hinton at Google Brain, alongside CSO Adrian Kosowski, a distinguished computer scientist and quantum physicist who earned his PhD at just 20 years old.Our company is backed by prominent investors and advisors, such as TQ Ventures and Lukasz Kaiser, co-author of the Transformer architecture (“the T” in ChatGPT) and a key contributor to OpenAI’s reasoning models. Pathway’s headquarters are located in Palo Alto, California.The OpportunityWe are on the lookout for our inaugural group of AI Solutions Architects, each possessing a robust history of specifying and deploying machine learning and AI models within customer environments. These roles are client-facing and pivotal to our success.As a Solutions Architect at Pathway, you will play a crucial role in deploying our revolutionary BDH technology within strategic enterprises. You will collaborate closely with our most influential design partners—carefully selected global organizations at the forefront of AI innovation—to co-create applications that are ready for production.Working alongside Pathway’s go-to-market team and research engineers, you will translate BDH’s core capabilities—continuous learning, efficiency, and interpretability—into scalable reference architectures for our diverse clientele. This position will require cross-functional collaboration with Sales, Product, R&D, and Engineering to ensure technical success, customer adoption, and rapid feedback for our product roadmap.Your ResponsibilitiesConceive, define, and develop pre-sales technical solutions/reference architectures for deploying BDH within enterprise customer segments.Engage with our engineers to implement BDH directly in customer environments, showcasing measurable advancements over static models.Collaborate with hyperscaler partners to synchronize BDH deployments with cloud-native infrastructure and security protocols.Generate solutions and content to expedite the go-to-market strategy.Lead technical discovery workshops with CTOs and heads of AI/Innovation in partnership with the go-to-market team.

About PathwayPathway is revolutionizing artificial intelligence with the launch of the first post-transformer model that mimics human cognitive abilities.Our innovative architecture, known as BDH, exceeds the performance of traditional transformers, offering enterprises unparalleled insight into model operations. By merging our foundational model with the fastest data processing engine available, we empower organizations to transition from mere optimization to achieving deeply contextual, experience-driven intelligence. Trusted by esteemed entities like NATO, La Poste, and Formula 1 teams, Pathway stands at the forefront of AI transformation.Founded by complexity scientist and CEO Zuzanna Stamirowska, our team includes pioneering AI experts such as CTO Jan Chorowski, who was among the first to apply Attention mechanisms to speech at Google Brain, and CSO Adrian Kosowski, a distinguished computer scientist with a PhD attained at just 20 years old.Backed by top-tier investors and advisors, including TQ Ventures and Lukasz Kaiser—co-author of the Transformer architecture behind ChatGPT—Pathway is headquartered in Palo Alto, California.Your RoleWe are on the lookout for pioneering AI Solutions Architects who have a proven track record of specifying and deploying machine learning/AI models in customer environments. This role requires direct interaction with clients.As a Solutions Architect at Pathway, you will play a crucial role in implementing our groundbreaking BDH architecture for key enterprises. Collaborating with high-impact design partners—global leaders in AI innovation—you will co-create production-ready applications.Work closely with our go-to-market team and research engineers to translate BDH’s core features—continuous learning, efficiency, and interpretability—into scalable reference architectures for our clients. This position involves cross-functional collaboration with Sales, Product, R&D, and Engineering teams to ensure technical success, drive customer adoption, and provide rapid feedback for our product roadmap.Key ResponsibilitiesDesign and develop pre-sales technical solutions/reference architectures for BDH deployment within enterprise customer segments.Collaborate with engineering teams to implement BDH directly in customer environments, showcasing measurable enhancements over traditional static models.Engage with hyperscaler partners to align BDH deployments with cloud-native infrastructures, security protocols, and co-selling strategies.Generate solutions and content to expedite the go-to-market process.Lead technical discovery workshops in partnership with the go-to-market team.