Senior Ai Security Engineer Jobs

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . The Media Experience team exists to empower users to discover, consume, and engage with the best media content on Reddit. We do that by making video consumption intuitive and engaging. Because video is a powerful medium for community connection, our goal is to ensure our video experience is best-in-class for every user. Our north star is growing video views and video users . These are users who consistently return to Reddit for the unique, authentic content that fuels our communities. Achieving this level of consistent engagement requires a product flywheel that surfaces the right video features, UI optimizations, and playback improvements at the right moment to accelerate organic engagement. We use data, Quality of Experience (QoE) signals, and rapid product experimentation to identify and resolve any friction preventing a seamless viewing experience. We move with urgency, instrument everything, and treat a missed engagement milestone as a signal to learn from, not a number to ignore. If you want to build iOS video experiences that measurably change the trajectory of tens of millions of users and improve the overall engagement of Reddit itself, this is your team. What you’ll do: 🚀 Drive the Technical Strategy for Media Engagement Lead the iOS architecture for user-facing features that boost video discovery and consumption. You’ll design and build immersive viewing surfaces and intuitive UI/UX flows that directly maximize watch time, user retention, and daily active video consumers. 🔬 Champion for User Experience With

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. Senior Software Engineer — Cortex Training The Snowflake ML Platform team's mission is to let customers run their most demanding ML/AI workloads inside Snowflake. Cortex Training is our LLM post-training platform: it turns scarce, expensive GPU capacity into a simple, composable service, so customers can adapt open-weight foundation models to their own business problems while we handle the hard distributed-systems parts, including scheduling, orchestration, multi-node training and inference, fault tolerance, and throughput. The platform already runs post-training at scale. Under the hood, it decouples GPU computation from the training loop and exposes it as primitive APIs that compose into everything from SFT to full RL workflows. You'll work alongside a team that ships fast & sweats reliability and the researchers behind DeepSpeed. We're looking for an engineer who thrives in the ML infrastructure layer and brings a solid understanding of LLMs and post-training to help us scale and grow it. YOU WILL: Design and build across the full stack — from the public training APIs and SDK through the control plane to the GPU data plane. Scale the distributed systems that make GPU compute serverless — multi-tenant scheduling, placement, and capacity-aware routing across regional G

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . As a Senior Machine Learning Platform Engineer on the ML Platform team within the Platform group, you'll build the foundational infrastructure that powers feature engineering, model training, and model serving across Coinbase. The platform you build supports fraud detection, user personalization, and blockchain analysis. You'll own critical systems spanning stream processing, distributed training, and highly available inference services, directly shaping how ML scales across the company. What You'll Do: Own the design and reliability of ML inference infrastructure serving both predictive models and LLMs, maintaining high availability and low latency at scale. Build and optimize low-latency streaming pipelines that deliver fresh, high-quality feature data to production ML models. Drive improvements to distributed training infrastructure, enabling ML engineers to process large data volumes efficiently. Develop observability tooling to monitor data quality entering models and detect degradations impacting model performance. Mentor junior engineers on building production-grade software, raising the team's engineering standards over time. Required Skills and Experience: 5+ years of industry experience as a software engineer, with demonstrated ownership of distributed systems in production environments. Built and operated low-latency data or ML infrastructure (stream

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Company Description: Okta - we are the World’s Identity Company. We don’t just protect logins; we secure the digital life of the Fortune 100. Built from the ground up in the cloud, Okta securely and simply connects people to their applications from any device, anywhere, at any time. Okta integrates with existing directories and identity systems, as well as thousands of on-premises, cloud and mobile applications, and runs on a secure, reliable and extensively audited cloud-based platform. Who are we looking for: We are looking for a Senior Software Engineer in Test. An individual who takes ownership and builds viable solutions. A team oriented individual who can demonstrate working independently, as an individual contributor, in a distributed working environment. Detail oriented and methodical in approaching tasks with excellent research and analytical skills. An ideal candidate will be someone who is passionate about automation & appling those automation skills in testing, cloud native, large-scale, mission-critical software in a fast-paced agile environment while partnering with cloud Infrastructure and operations teams. Okta engineering strongly believes in automated testing, and an iterative process to build high-quality next generation software. This role is mainly focused on automation of Cloud Infrastructure testing and supporting SREs, including bespoke solutions rolled out by Developer Productivity teams. The Quality Engineering team work

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. We are looking for a Senior Solution Engineer who is accustomed to solving customer’s most complex problems and closing large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winning sales cycles, provide compelling value-based demonstrations, support enterprise Proof of Concepts, and ultimately close business. As a Snowflake Solution Engineer you must share our passion about reinventing the database space, thrive in a dynamic environment and have the flexibility and willingness to jump in and get things done. You are equally comfortable in both a business and technical context, interacting with executives and talking shop with technical audiences. This is a remote role that requires about 25% travel. Candidates can sit anywhere in the USA. IN THIS ROLE YOU WILL GET TO: Present Snowflake technology and vision to executives and technical contributors at prospects and customers Work hands-on with prospects and customers to demonstrate and communicate the value of Snowflake technology throughout the sales cycle, from demo to proof of concept to design and implementation Immerse yourself in the ever-evolving industry, maintaining a deep understanding of competitive and com

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and combine their pensions with us. With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ Remote in the UK 🇬🇧 | 💰 £31,100 - £39,350 (+ £2,500 Multilingual Premium) + Incentive awards tied to your performance + Benefits ✨ Start Date - 4th January 2027 **Please only apply for this role if you are fluent in both English and Spanish, applications that are not fluent in both languages will not be progressed.** Shift Options Available: Option 1 (Core Day Shift): 8.5-hour shifts scheduled between 07:00 and 18:30 (includes a 1-in-4 weekend rotation, with time off in lieu during the week) Option 2 (Late Shift): 12:00 – 20:30 (Monday to Friday, no weekends) We're hiring for opportunities in our Retail and Business Banking team. 👋 Hey there! We're Monzo, the bank that's making money work for everyone. We're all about waving goodbye to old-school banking and creating magical moments for our customers. This is an exciting time to join us as we continue to grow, and in this role as a Senior Investigator you'll play a key part in supporting our customers. 🔑 You’ll play a key role by... Investigating complex or high-risk anti-money laundering alerts on business or retail accounts. Responsible for recommending Suspicious Tran

Healthcare is complex. We’re here to change that. RVO Health is a health technology company on a mission to make health easier to navigate, more accessible, and more affordable for everyone. Here, you'll help over 40 million people every month, with a team that genuinely cares about the work and each other. AT A GLANCE The Senior Software Engineer is a crucial role within our organization, requiring work in various capacities and adaptation to different work arrangements based on the needs set by the business. The successful candidate will be responsible for fulfilling their job duties in the following work situations: Where You'll Be Location: Denver, CO | Hybrid We believe great collaboration happens when we're together, solving problems, learning from each other, and connecting as a team. That's why we’re in our offices Tuesday through Thursday each week. You are welcome to work remotely Mondays and Fridays if you wish. Address: 1801 California St. Denver, CO 80202 What You’ll Do Lead the end-to-end design, development, and implementation of sophisticated software applications and systems aligned with business goals. Collaborate closely with stakeholders including product managers, designers, and other engineers to gather requirements and translate them into robust technical designs and solutions. Write high-quality, efficient, maintainable, and scalable code adhering to best practices and company standards. Debug, analyze, and resolve complex software defects and performance bottlenecks to ensure optimal system reliability and user experience. Conduct comprehensive testing and validation including unit, integration, and performance testing to guarantee software quality. Mentor and provide technical guidance to junior and mid-level engineers, fostering professional growth and knowledge sharing. Perform thorough code reviews to maintain high code quality, enforce coding standards, and promote best p

InMobi (Corporate) InMobi Group is a global technology company shaping the future of agentic commerce and advertising. Through its ecosystem of businesses — including InMobi Advertising and flagship consumer platform Glance — InMobi leverages data, machine learning, and generative AI to help brands reach audiences more precisely and consumers discover products more intuitively. Glance, which is pioneering new models of agentic commerce, is owned and operated by Glance InMobi Pte. Ltd., a non-consolidated subsidiary of InMobi Pte. Ltd. InMobi Advertising InMobi Advertising, part of global technology company InMobi, is an agentic advertising platform helping brands and merchants achieve their business outcomes. Through its proprietary intelligence, AI-led solutions, and vast consumer reach — including flagship consumer platform Glance — InMobi Advertising delivers the omnichannel performance defining what's next in advertising and commerce. Glance is owned and operated by Glance InMobi Pte. Ltd., a non-consolidated subsidiary of InMobi Pte. Ltd. To learn more, visit advertising.inmobi.com. Glance Glance is an intelligent shopping agent, redefining the commerce experience. Powered by proprietary agentic intelligence and generative AI, Glance delivers a hyper-personalized consumer experience across mobile and TV — shaping the new era of shopping. Glance is operated by Glance InMobi Pte. Ltd., a non-consolidated subsidiary of global technology leader InMobi, and is backed by Mithril Capital, Google and Jio Platforms. To learn more, visit glance.com. Overview of the Role: In Mobi is seeking a driven, relationship-first Senior Sales Manager to quarterback a defined book of business across the US West region (covers the West Coast, Pacific Northwest, Mountain, and Texas) focused on Independent Agencies and Advertiser In-house teams. Embedded within a revenue pod alongside a dedicated Account Manager, and reporting to the VP, Ad Sales - North America, you will be the face of

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Responsibilities: Coordinate the operation and maintenance of various water systems, including Ultra Pure Water (UPW), Non-Potable Water, Reuse, Stripper/Catalyst, Distillation, and Wastewater treatment systems. Ensure the flawless distribution, collection, treatment, and quality control of water systems to maintain high standards. Lead the planning and execution of system expansion projects as needed. Develop and implement strategies for environmental sustainability and engage with government entities on water restoration initiatives. Provide leadership and development opportunities for team members, encouraging a collaborative and high-performing team environment. Coordinate with cross-functional teams to successfully implement tasks and achieve objectives. Respond promptly to system failures and work efficiently to restore water services. Leverage AI-enabled tools and data analytics to enhance water system monitoring, predictive maintenance, operational decision-making, troubleshooting efficiency, and project execution. Drive continuous improvement through digitalization, automation, and adoption of AI-assisted work practices. Minimum Qualifications: College degree or higher (major not limited). Intermediate or higher proficiency in English, capable of communicating and presenting reports in the field of water treatment. More than 8 years of experience in semiconductor water treatment. S

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As the member of HIG HBM Package Product Engineering, you will be part of a high-performing team to driving Package and HBM Product engineering activities within the HBM Systems and Product Engineering Team. You will be part of a Global team of professional Product Engineers leading a portfolio of Best-In-Class Next Generation HBM Product focused on the critical KPI’s Quality, Cost, Cycle Time and Scale. You will collaborate across functions within and outside of HBM to meet both strategic and tactical objectives while continually maximizing the effectiveness of the HIG HBM PE organization. Key Responsibilities ASM Yield and DPM Improvement: Accountable for improving assembly related coverage within the manufacturing flows to improve the Time 0 and Field DPM and reduce/prevent inline fallout within the assembly process. HBM Cube Yield Improvement: Improving HBM Cube yield through test optimizati

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Senior Technical Account Manager (TAM) – Key Accounts Okta: The World’s Identity Company™ Okta is the leader in Identity management and The World’s Identity Company™. Our mission is to build a more secure world. Okta provides a neutral, powerful, and extensible platform that puts identity at the heart of your stack. Our platforms secure all types of identity, including customers, employees, partners, and AI agents. Top brands trust Okta. We are relied upon by two thirds of the Fortune 100 and over 40% of the Forbes Global 2000 for their Identity-powered journeys. The Key Accounts Opportunity Platform Focus: Primary focus on Customer Identity Cloud (Auth0), with foundational technical engagement across Workforce Identity Solutions (Okta). Travel: Some travel is required, including in-person onboarding and travel to our San Francisco, CA HQ OR Chicago office during the first week of employment. This role is integral to the Key Accounts segment team, managing accounts across various core industries such as Public Sector, Financial Services, Healthcare, Manufacturing, Retail, and Technology. The Technical Account Management (TAM) team is a global group of identity product experts dedicated to enabling existing customers to succeed. As a Technical Account Manager, you will serve as a trusted technical advisor and advocate for key accounts, focusing on developer-focused customer identity architecture, API integrations, hands-on prototyping, and broad deployment s

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Position Overview At Okta, we are looking for an experienced, detail-oriented, and analytical Senior Payroll Analyst to join our Americas Payroll team. In this role, you will play a critical part in executing accurate, compliant, and timely semi-monthly payroll operations across multi-state US jurisdictions for over 5,000+ employees, with opportunities to support broader AMER entities (e.g., Canada, Argentina, Mexico and Uruguay). As a subject matter expert in payroll processing, multi-state tax compliance, and benefit/equity reconciliations, you will drive operational excellence, implement workflow automations, and deliver white-glove support to our growing employee base. What You’ll Do (Key Responsibilities) End-to-End Payroll Operations: Own and execute complex bi-weekly multi-state US payroll cycles, ensuring accurate calculations for base salary, variable compensation (sales commissions, bonuses), retro adjustments, and termination payouts. Equity & Off-Cycle Administration: Partner closely with Stock Administration and Accounting to process and reconcile equity-related transactions (RSUs, ESPP, NQSOs) and manage off-cycle payroll runs. Benefits, Deductions & Garnishments: Oversee compliance and execution of specialized deductions, including 401(k) contributions/match audits, FSA/HSA, wage garnishments, and taxable fringe benefits. Tax & Statutory Compliance: Ensure strict adherence to federal, state, and local payroll tax regulations. Mana

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Senior Director of Paid Media About the Role We are looking for a visionary, results-driven Senior Director of Paid Media to lead our Global Paid Media and Performance Marketing organization within Okta’s fast-paced marketing ecosystem. This leader will define how we use paid investment across the full buyer journey—from audience development and demand capture through pipeline creation and progression—while building the operating model, measurement capabilities, and team required to scale globally. The ideal leader operates at the intersection of technology, data science, and creative storytelling. You are AI-first, commercially minded, and possess the technical depth to navigate dual go-to-market motions (high-touch enterprise ABM and high-velocity developer/product-led growth). As a trusted cross-functional partner, you possess the executive gravitas to align digital investments with corporate financial targets while maintaining the analytical rigor to interrogate unit economics alongside data science teams. What You Will Do: Global Vision & Growth Strategy: Define and execute the multi-year global paid media strategy across Search, Paid Social, Programmatic, ABM, and emerging channels to accelerate enterprise pipeline for the Okta and Auth0 product portfolios. Executive Leadership & Org Building: Lead, mentor, and scale a high-performing, multi-tiered global organization of media leaders, functional specialists, and regional teams (AMER, EMEA, AP

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. We are seeking a Sr. Director, Global GTM Recruiting to define, drive, and own the talent acquisition strategy across our entire Global Go-To-Market (GTM) organization including Sales, Customer Solutions, Customer First, Enablement, and Alliances & Partners. You will be responsible for getting close to the business, spotting problems early, and driving hiring with urgency. We need a business partner who understands where GTM is headed and can turn that into a hiring plan. The Sr. Director of Global GTM Recruiting will lead a multi-tiered global recruiting team responsible for aggressive scaling across the Americas, EMEA, and APJ. As a talent partner to the Chief Revenue Officer (CRO) and GTM global senior leadership team, you will be responsible for fostering a culture of operational rigor, modern AI enablement, and proactive talent pipelining, while holding the global team accountable to critical velocity metrics, quality of hire benchmarks. You will play an instrumental role in shaping our global employer brand and orchestrating a best in class hiring journey that secures industry leading talent at scale. This is a hybrid role based in the San Francisco Bay Area, requiring 2 days per week in our San Francisco office. Role Bring strong GTM recruiting judgment. Understand the talent market, challenge assumptions, and help leaders make good hiring decisions. See around corners. Identify capacity or hiring problems before they become urgent, and come with

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence. Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We’ve built a product customers love and a business that’s scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines. At Aircall, you’ll join a company in motion. We’re ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth. How we work at Aircall : We’re customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you’ll feel at home here. About the Role We are looking for a Senior Software Engineer to join our Growth team, with a particular focus on optimizing onboarding and trial experiences. In this role, you will design, build, and continuously improve key product journeys that drive user activation, feature adoption, and trial conversion. You will work closely with Product, Design, and Data to identify friction points, test new ideas, and turn user insights into intuitive product experiences. Although this is a full-stack position,