Senior Platform Engineer, Foundations & Reliability
Sierra Ventures
Reflection is building a foundational platform powering research, training and production environments. You will design and deliver core services, APIs and infrastructure that enable high-throughput experimentation with strong reliability and observability. Join a fast-paced startup with a bias toward action, shipping production-grade systems, and collaborating across research and infra teams to accelerate AI innovation while safeguarding performance at scale. #J-18808-Ljbffr Sierra Ventures
$193.4k - $290k
...agentic AI, an enterprise-grade platform, and deep domain expertise,... ...for experienced frontend engineers to help build and evolve Harvey... ...experience, performance, reliability, and scalability across our... ...features, you’ll create shared foundations that power all of Harvey’s...SeniorFoundationFlexible hours- ...business banking. We combine the reliability of traditional banking (high... ...a mission to build the best engineering team in the world. We’re looking for a Senior Infrastructure/Platform Engineer focusedon owning and scaling the foundation of our banking platform as we...SeniorFoundationWork at office
- Slash is seeking a Senior Infrastructure/Platform Engineer to own and scale the foundation of our banking platform. You will keep systems reliable, secure, and fast, building tooling and infra across AWS, Terraform, Kubernetes, and related technologies. The role focuses...SeniorFoundationWork at office
$190k - $210k
...of the grid that affect reliability and safety. Gridware’s advanced... ...Active Grid Response platform uses high-precision... ...services, environments, and engineers grows with it. We need a senior engineer who treats... .../ Kubernetes / Argo CD foundation so that teams can focus...SeniorFoundation- ...About the RoleWe are building a new AWS foundation: new accounts, new Kubernetes... ...CDK. We are moving them onto the new platform.You will join the Infrastructure Platform... ...three areas: cloud foundations, site reliability engineering (SRE), and developer experience. Your...SeniorFoundationLocal areaWorldwideRelocation
- ...AI Platform Engineer About Tessera Labs Tessera Labs is redefining... ...Artificial Intelligence. Backed by Foundation Capital and led by a world-... ...that lets Tessera run reliably, securely, and consistently... ...decisions. This is a hands-on, senior IC role for someone who...SeniorFoundation
- ...directly or through our platform partners, to run their... ...-agnostic, and expect engineers to own problems end-to... ...the Role As a Senior Manager of Data Platform... ...makes our data platform reliable, scalable, and... ...operational excellence are foundational. This role is based...SeniorFoundation
$200k - $330k
...the leading conversational AI platform empowering every brand to... ...About the Team The Security Engineering team at Decagon protects the... ...SMS. We build the security foundations that enable Decagon's AI... ...SOC 2, ISO 27001, GDPR) into reliable, automated technical controls...SeniorFoundationFull timeWork at officeLocal area- ...Sydecar, we're not just a platform; we're a trusted... ...Team owns the shared foundations — developer productivity... ...security — that lets all of engineering ship safer, faster,... ...Opportunity As a Senior Platform Engineer, you... ...work — faster pipelines, reliable infrastructure, safer...SeniorFoundationBank staffWork at officeLocal areaNight shift2 days per week3 days per week
- ...UsAlembic is the pioneering Causal AI platform. We help the world's largest enterprises... ...has to perform under real-world scale, reliability, and security demands — and we're looking for an engineer who wants to own the foundation it runs on. This isn't a traditional "keep...SeniorFoundation
$180k - $240k
...intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping... ...tools and have grown to also offer a platform for building, evaluating, deploying,... ...interaction patterns into code Build reliable UI quality systems Develop design...SeniorFoundationWork at officeRemote workFlexible hours$152.5k - $205k
...is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital... ...stakeholder.What you’ll be responsible for:As a Senior Site Reliability Engineer on Circle’s platform team, you’ll design, build,...SeniorFoundationFlexible hours- ...getting more complex, and the platform is scaling to match. As we... ..., we're looking for a Senior Platform Engineer who can help shape what comes... ...and drive improvements in reliability, performance, and... ...today, you’ll help define the foundations our engineering organization...SeniorFoundation
- ...San Francisco seeks a Senior Infrastructure... ...scaling our infrastructure platform. You will partner with... ...AI/ML, and Platform Engineering to design orchestration... ..., and build foundations that power our search... ..., while prioritizing reliability and cost efficiency....SeniorFoundation
$127k - $249k
The TeamPlatform Engineering sits within SRE and builds... ...multi-cloud Kubernetes foundation to automated deployment... ...global observability platforms.Within Platform Engineering... ...in engineering the reliable, globally connected,... ...are seeking a talented Senior Site Reliability...SeniorFoundationLocal areaRemote workWorldwideFlexible hours$152.5k - $205k
...) is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital assets... ...stakeholder.What you’ll be responsible forThe Site Reliability Engineer builds and maintains shared platform capabilities,...SeniorFoundationFlexible hours- Pinterest is seeking a Senior Manager to lead the Delivery... ...serving framework foundations, developer experience, and... ...infrastructure. You will drive reliability, performance, and... ...improve product-serving platforms. You will mentor senior engineers and partner with product...SeniorFoundation
- ...Airbyte Infrastructure And Reliability Engineer Airbyte is the data and action layer for AI agents... ...-grade agents on the same open foundation, as agents become the primary consumers... ...infrastructure underpinning the Data Replication platform - Kubernetes clusters, CI/CD pipelines...SeniorFoundationWork at officeLocal areaFlexible hours
- Chime is seeking a senior data platform engineer to design, build, and operate self‑serve ETL/ELT frameworks for both batch and streaming workloads. You will own pipeline reliability, data quality SLAs, and schema evolution, while setting the technical standards for data...Senior
- AngelList Venture in San Francisco is seeking a Senior Infrastructure Engineer to build and optimize platform infrastructure that supports billions in venture assets... ...developer productivity through automation and reliability practices. The ideal candidate has a solid...SeniorWork at office
- SummaryThe Cloud Platform Foundations team builds and operates the core infrastructure behind Temporal Cloud, with a focus on reliability, scalability, and automation. The team owns foundational... .... You'll work closely with engineers and product managers to automate critical...SeniorFoundation
$165k - $242k
...most powerful end‑to‑end platform to develop, deploy, and iterate... ...Do Responsibilities As a Senior Data Platform Engineer, you will apply advanced... ...performance and reliability — 15%: Design data models... ...interfaces and platform foundations for internal AI applications...SeniorFoundationTemporary workCasual workWork at officeFlexible hours- ...Search PlatformThe Search Platform team is responsible for powering... ...) searchable securely and reliably through an insanely fast,... ...fragmented systems, mentor senior engineers, and align technical and... ...information-retrieval and applied-ML foundations, with practical experience...SeniorFoundationWork at officeLocal area
$183.6k - $297k
...are a company built on the foundation of challenging and... ...cloud delivered management platform to manage all Palo Alto Networks... ...onboarding services.Senior Principal Software Engineers are:Technical experts that... ...Systems Excellence: Drive reliability initiatives, scalability...SeniorFoundationFull timeWork at officeVisa sponsorshipWork visa$216k - $270k
...to this new reality, leading platform companies are scrambling to build... ...the Generative AI Data Engine, SGP, Donovan, and others that... ...will interact with AI.At the foundation of these products is the Platform... ..., our mission is to develop reliable AI systems for the world's...SeniorFoundationFull timeLive in$172k - $215k
...build real world value.THE WORKAs a Senior Software Engineer on the RippleX Platform Engineering team, you’ll play a critical role in ensuring the reliability, scalability, and security of... ...internal developer tooling. With strong foundations in DevOps and GitOps, the team is...SeniorFoundationFull timeWork at officeLocal area$187k
...Chime’s Machine Learning Platform (MLP) team builds and operates... ...data scientists and ML engineers to develop, train, deploy, and monitor models reliably and efficiently.As a Senior Software Engineer on the Machine... ..., real-time inference, foundation-model access, evaluation,...SeniorFoundationFull timeWork at officeLocal areaRemote work- Scale AI, Inc. in San Francisco is seeking a Platform Engineer to design and build our foundational data platforms and core cloud infrastructure. You will work with stakeholders to understand requirements and deliver scalable systems. Ideal candidates have strong experience...SeniorFoundation
- Capital One is seeking an AI Engineer 4 to help build and scale AI-powered products. You... ...with cross-functional teams to deliver foundation model training, large language model inference... ...governance and observability across platforms. You will work with a broad stack including...SeniorFoundation
- ...software development, where engineers direct fleets of... ...We’re looking for a Senior Backend Infrastructure... ...help shape and scale the foundation of Macroscope’s core services and inference platforms. You’ll play a key... ...backend scalability, reliability, and performance, ensuring...SeniorFoundationOdd job
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