Staff Software Engineer - Inference

Role Overview Twilio is hiring a Staff Engineer, AI Security to help strengthen security systems using artificial intelligence. This fully remote position is based in Ireland. What You Will Do Design, implement, and maintain security protocols that use AI to protect Twilio’s infrastructure. Work closely with teams across the company to identify risks and improve security measures. Apply deep knowledge of artificial intelligence to develop new approaches for detecting and responding to threats. Collaboration This role partners with cross-functional teams to ensure security practices are integrated throughout Twilio’s systems and operations.

Role Overview Crusoe is hiring a Staff Security Engineer in Dublin, IE. This role focuses on protecting the company’s technology and infrastructure. The position involves designing, implementing, and maintaining security solutions to safeguard sensitive data and support compliance with industry standards. What You Will Do Design security solutions that address current and emerging threats Implement and maintain security controls across systems and infrastructure Monitor for vulnerabilities and respond to incidents as needed Work with a team of engineers to develop and refine security strategies Support compliance efforts with relevant industry standards Team and Culture Collaborate with skilled professionals who focus on innovation and security. The team values practical solutions and a proactive approach to protecting company assets.

Join Twilio as a Staff Engineer in Offensive Security, where you will play a pivotal role in enhancing our security infrastructure. You will be responsible for identifying vulnerabilities and developing robust security measures to protect our systems. Your expertise will be essential in leading initiatives that strengthen our commitment to security.

POS-22139This role can be Office/Hybrid/Remote based within IrelandHubSpot is leading the charge in empowering businesses through innovative AI technology, and our AI Infrastructure group is pivotal to this mission. We are on the lookout for a Staff Software Engineer who possesses a strong passion for infrastructure and enhancing developer experiences to become a vital member of our AI Serving team. This team is responsible for the end-to-end management of HubSpot’s model inference and serving infrastructure, ensuring that our AI models are deployed reliably, scaled efficiently, observed meticulously, and operated in a cost-effective manner across all hublets and environments. Moreover, this team is the home for modern Python practices at HubSpot.Our team oversees the serving frameworks and libraries that facilitate synchronous, asynchronous, and offline inference, as well as model deployment pipelines, autoscaling, and resource management for both GPU and CPU. Our roadmap is focused on enhancing the reliability and efficiency of batch inference, improving model observability, and scaling our AI infrastructure in a cost-effective manner. Additionally, we are the custodians of core Python libraries and tools across HubSpot.As a Staff Software Engineer on the AI Serving team, you will:Develop and deploy production code that directly powers AI functionalities across HubSpot, serving as a critical component for impactful user and business outcomes at scale.Lead the advancement of our model serving and inference infrastructure, enhancing reliability, scalability, and cost-efficiency.Establish the technical direction for deploying and operating ML models at scale, guiding architectural decisions, cost optimizations, and developer experience enhancements.Collaborate closely with Machine Learning Engineers, Product Software Engineers, and other Infrastructure teams to streamline model deployment and serving processes.Gain extensive insight into various HubSpot infrastructure systems by building and maintaining core Python libraries, offering an exceptional opportunity to understand HubSpot's inner workings.Work alongside HubSpotters across different functions including engineering, product, design, research, marketing, and sales, while gaining a broader understanding of how HubSpot operates as a business.Be empowered to express your authentic self and choose a work style and location that allows you to perform at your best, whether from home, in an office, or a combination of both.We are not solely seeking engineers with extensive experience; we value engineers who have demonstrated unique excellence, leadership, and the ability to elevate those around them.Our primary programming languages include Python and Java, but a variety of experiences are welcomed.

At Intercom, we are pioneering the future of customer service through artificial intelligence. Our mission is to empower businesses to create exceptional customer experiences.Our flagship AI agent, Fin, represents the forefront of customer service technology. By offering seamless, 24/7 support, Fin enhances customer interactions and redefines service excellence. When paired with our Helpdesk, it evolves into the Intercom Customer Service Suite, which provides AI-enhanced solutions for intricate queries that necessitate human intervention.Founded in 2011 and trusted by nearly 30,000 businesses globally, Intercom is establishing a new benchmark in customer service. Our commitment to innovation drives us to push boundaries, work with urgency, and consistently deliver outstanding value to our clients.What is the opportunity?We are on the lookout for Staff Product Engineers to join our AI Group, focusing on the development of AI-driven products. As a Product Engineer specializing in machine learning (ML), you will collaborate closely with both our ML Scientists and product teams. A deep understanding of our products, customers, and technological framework is essential.Your role will involve defining new ML features, exploring suitable algorithms and technologies, and rapidly delivering prototypes to our customers.We are a highly product-focused team that collaborates with Product and Design teams across the organization. Our dedicated engineers enable quick transitions to production, often releasing beta versions within weeks following successful offline testing.We are passionate about leveraging machine learning technology, having successfully productized a range of solutions from traditional supervised models to innovative applications of transformer neural networks. Our commitment to testing and measuring the real-world impact of each model we deploy is unwavering.If you are an experienced product engineer with a strong analytical mindset and hands-on experience with ML systems, we invite you to connect with us!

Join the innovative team at MongoDB as a Staff Software Engineer specializing in Server Ingress Security. In this pivotal role, you will be responsible for designing and implementing robust security solutions that protect our server infrastructure from unauthorized access and potential threats. Your expertise will play a crucial part in enhancing the security posture of our applications, ensuring seamless and secure connectivity for our users.

At Intercom, we pride ourselves on revolutionizing customer service through advanced AI technology. Our mission is to empower businesses to deliver exceptional customer experiences.Our leading AI agent, Fin, is recognized as the most sophisticated customer service solution available, enabling businesses to provide consistent, high-quality support. By integrating Fin with our Helpdesk, we offer a comprehensive solution—the Intercom Customer Service Suite—designed to tackle complex inquiries that necessitate human intervention.Founded in 2011 and trusted by nearly 30,000 companies worldwide, Intercom is redefining customer service standards. Our core values drive us to push boundaries, innovate rapidly, and consistently deliver unparalleled value to our clients.What is the opportunity?We are actively seeking Staff Product Engineers to join our AI Group, focusing on the development of Intercom's AI-driven products. As a Product Engineer in machine learning (ML), you will collaborate closely with both our ML Scientists and product teams, ensuring a deep understanding of our products, customer needs, and the ML technology stack.This group is responsible for defining innovative ML features, researching suitable algorithms and technologies, and swiftly delivering prototypes to our customers.Our team prioritizes product excellence, working in partnership with Product and Design teams. Our dedicated engineers enable us to deploy quickly, often reaching beta stages within weeks after successful offline testing.We are passionate about leveraging machine learning technology, having productized everything from traditional supervised models to groundbreaking unsupervised clustering algorithms and advanced transformer neural networks. We rigorously test and measure the real-world impact of each model we implement.If you are a seasoned product engineer with an analytical mindset and hands-on experience with ML systems, we want to hear from you!

About SeapointSeapoint is revolutionizing the financial landscape for European startups and scale-ups. Our innovative, AI-driven business account streamlines everything from payroll and expenses to invoice payments and reporting, all centralized in one platform.Founded by Sean Mullaney, the former European CIO at Stripe, alongside a talented team of alumni from renowned companies such as Stripe, Wise, Wayflyer, Nubank, and Tide, we have successfully secured $3M in pre-seed funding led by Frontline Ventures. After nine months of dedicated development, we are now in private beta, collaborating with numerous VC-backed startups that are finally gaining the comprehensive financial insights they've been seeking.We are tackling a genuine challenge: European startups often find themselves caught between the inadequacies of neobanks and the overwhelming complexity of traditional corporate banking. Many are forced to manage 4-6 different financial products manually while earning no interest on their cash deposits. Our solution employs AI automation to alleviate this burden, allowing founders to devote more time to growing their businesses instead of managing spreadsheets.Explore more about our vision here.About the RoleHelp define the technical framework of startup finance.As a Staff Engineer, you will spearhead architectural decisions across our platform, mentor engineering teams, and tackle the toughest technical challenges we encounter. Whether it’s scaling our multi-tenant financial infrastructure or developing integrations with banks and other fintech partners, you will play a crucial role in ensuring reliability at scale.We are seeking leaders from diverse backgrounds who are enthusiastic about creating innovative solutions. You will collaborate with founders and senior engineers experienced in building financial infrastructure at scale, addressing the unique challenges that startups face.While we primarily use a modern stack featuring Typescript, bun, PostgreSQL, and various AWS services, we value curiosity and are always open to exploring new software development methodologies and AI tools.RequirementsKey Qualities: Technical expertise, system design proficiency, and the capability to convert complex problems into elegant solutions that facilitate growth for thousands of startups.If you're eager to create the infrastructure that empowers the next generation of companies, we want to hear from you.

At Gong, we leverage advanced AI technology to revolutionize the success of revenue teams. Our Gong Revenue AI Operating System integrates data, insights, and workflows into a cohesive and reliable system that collaborates with the most successful revenue teams globally. With the support of the Gong Revenue Graph, AI-driven intelligence, specialized agents, and trusted applications, we empower over 5,000 organizations worldwide to gain profound insights into their teams and customers, automate essential sales processes, and achieve higher sales outcomes with greater efficiency. Discover more at www.gong.io.Joining Gong means becoming part of a vibrant community dedicated to innovative products, lofty ambitions, and driven individuals. We are at the forefront of shaping the future of revenue intelligence and seek individuals eager to contribute to what lies ahead. You will collaborate with a team that aspires to achieve greatness, operates swiftly, and values craftsmanship as well as camaraderie. In our environment, transparency and trust are fundamental, allowing every team member to make a significant impact. If you are looking to advance, challenge yourself, and engage in work that truly matters, Gong is where you can excel in your career.We are in search of a proactive Digital Architect of Chaos Prevention, someone who treats zero-day vulnerabilities as routine and constructs automated defenses before threats can even pose a challenge. As a Senior Security Operations Engineer, you will be the architect of our protective measures, refining code and strengthening our global infrastructure to enhance security.If you are a cloud-savvy defender who thrives in high-stakes situations and abhors monotonous tasks, your new adventure awaits.Your Responsibilities:Chaos Wrangler: Manage SIEM/SOAR tools like a digital maestro, assisting analysts by automating tedious tasks.Threat Buster: Vigilantly seek out threats before they emerge, not just responding but predicting.Trap Setter: Proactively develop custom logic, YARA rules, and Sigma signatures to detect attackers before they realize they’ve been identified.Multi-Cloud Mastery: Oversee our environments in AWS, GCP, and Azure, ensuring our security posture is impeccable across the board.Fortune Teller: Delve into the obscure corners of the web, analyzing adversarial behavior and transforming threat intelligence into actionable defense strategies.Elite Mentor: Lead and nurture junior analysts and engineers, establishing the benchmark during on-call rotations.Cross-Functional Diplomat: Collaborate effectively across IT, DevOps, and Privacy teams to enhance security protocols.

Intercom, a leader in AI Customer Service, is dedicated to enhancing business-customer interactions through innovative technology.Our flagship AI agent, Fin, represents the pinnacle of customer service AI, enabling businesses to provide always-on, exceptional customer support. When combined with our Helpdesk, it forms the Intercom Customer Service Suite, a comprehensive solution designed to tackle complex inquiries that require human touch.Since our inception in 2011, Intercom has built a robust client base of nearly 30,000 global businesses, championing a new standard in customer service. With values that inspire innovation, urgency, and value creation, we are committed to pushing boundaries.What’s the Opportunity?As a Staff Product Engineer, you will take on a pivotal role within our team and contribute significantly to our engineering efforts. You will develop both back-end and front-end systems, collaborating closely with designers, product managers, researchers, and data analysts. Your responsibilities will also include mentoring fellow engineers and partnering with the Engineering Manager to shape the team’s growth and technical direction.What Will I Be Doing?In this role, you will:Contribute to the evolution of our technical architecture to accommodate the growing demands of our customer base.Prioritize agility along with scalability and availability, utilizing continuous deployment to focus on incremental improvements.Engage in all stages of software development, from ideation and prototyping to design and implementation, balancing hands-on coding with architectural leadership.Utilize cutting-edge tools to enhance your development experience, allowing you to focus on solving impactful challenges.Actively participate in the hiring, mentoring, and career progression of engineering talent.Set high standards for technical excellence, performance, reliability, and operational success.

Role Overview Stripe is hiring a Security Engineer focused on Offensive Security in Ireland. This position centers on protecting Stripe’s systems by finding vulnerabilities and helping to strengthen defenses. The Security Engineer will work closely with a skilled security team to improve Stripe’s security and maintain the reliability of its services.

Intercom is a leading AI-driven Customer Service platform dedicated to empowering businesses with exceptional customer engagement capabilities.Our flagship AI agent, Fin, stands out as the most advanced customer service AI in the marketplace, enabling businesses to provide continuous, flawless customer service and significantly enhance their customer experiences. Fin integrates seamlessly with our Helpdesk, forming the comprehensive Intercom Customer Service Suite, tailored for complex inquiries that necessitate human intervention.Since our inception in 2011, we have gained the trust of nearly 30,000 businesses worldwide, setting a new benchmark in customer service. Our core values drive us to innovate relentlessly, operate swiftly, and continuously deliver exceptional value to our clients.What’s the Opportunity?In response to the increasing demand over the past six months, we are seeking skilled software engineers to work closely with our most strategic clients, bridging the gap between their business objectives and our AI agent, Fin.As a Staff Forward Deployed Engineer, you will engage directly with these clients alongside our Go-To-Market team, gaining insights into their use cases and designing, building, and implementing tailored solutions. You will operate autonomously, expected to set strategic direction, own project outcomes, and confidently represent Intercom in high-stakes client interactions. Your role will be crucial in transforming how our customers scale their support operations, yielding significant business results.Moreover, you will lead through example, acting as a force multiplier who influences product direction with field insights and helps shape the concept of Forward Deployed Engineering at Intercom.If you seek a role that offers ownership, creativity, and the opportunity to guide R&D and Go-To-Market teams in a fast-paced environment, this position is for you.What Will I Be Doing?Drive the adoption of Fin by enabling prospects to harness the power of Intercom’s AI capabilities for automated and scalable support operations.Engage deeply with strategic customers to identify their business challenges and technical needs, acting proactively to guide them towards outstanding results with Fin.Collaborate hands-on with customers' technical teams as a confident subject-matter expert, coding alongside them to drive projects to successful completion.Work closely with Sales, Success, and Product teams, actively influencing their work to ensure a seamless customer experience.

Role overview Jobgether seeks a Staff IT Engineer based in Ireland. The position centers on designing, implementing, and maintaining IT solutions that drive business operations and enhance user experience. This engineer partners with teams across the company to ensure systems remain stable and to address technical challenges as they come up. What you will do Work with colleagues from various departments to deliver IT solutions that fit business needs Design, build, and maintain IT infrastructure to support ongoing operations Troubleshoot and resolve complex technical issues to keep systems reliable Offer technical expertise on projects and help improve existing processes Requirements Solid technical background in IT systems and infrastructure Experience collaborating with cross-functional teams Strong problem-solving skills and attention to detail Ability to handle multiple tasks and priorities in a team environment

About AnthropicAt Anthropic, we are on a mission to develop AI systems that are not only reliable and interpretable but also steerable. Our primary goal is to ensure that AI technology is safe and advantageous for all users and society at large. Our rapidly expanding team consists of dedicated researchers, engineers, policy experts, and business leaders, all working collaboratively to create beneficial AI solutions.Role OverviewAt Anthropic, we believe in the strength of collaboration. Our AI Reliability Engineering (AIRE) team plays a crucial role in maintaining the robustness of Claude, our flagship AI, ensuring it remains reliable for everyone who relies on it. We work closely with various teams within Anthropic to enhance reliability across our essential service paths—from the SDK, through our network, API layers, serving infrastructure, and accelerators, and back again. Our hands-on approach allows us to make impactful improvements during incidents and in collaborative projects.Reliability is an emergent quality that extends beyond individual teams. Our role involves taking a comprehensive view of the systems, offering a unique opportunity for dynamic, cross-functional engagement with the most critical aspects of our operations.

Confirmo is a premier global payment platform that specializes in stablecoin transactions. Established in Prague in 2014, we have developed one of the most robust infrastructures in the industry, gaining authorization under the EU Markets in Crypto-Assets (MiCA) framework from the Central Bank of Ireland in 2025.As we continue to expand our security team, we are seeking a Security Engineer who is eager to play an integral role in enhancing our security posture. This position goes beyond the traditional role of simply monitoring systems; at Confirmo, security is embedded in everything we do.Position Overview:In this role, you will collaborate closely with our Chief Information Security Officer (CISO) and Head of Security to strengthen our defenses, oversee our infrastructure, and ensure the integrity of our code. You will thrive in a modern, cloud-native environment, utilizing AWS and platforms like Cloudflare for edge security. We seek a versatile professional who is passionate about proactively identifying threats, delving deeply into code, and actively contributing to our security strategy.Key Responsibilities:Evaluate, challenge, and enhance our Software Development Life Cycle (SDLC) processes.Develop and maintain security policies for employees utilizing mobile devices.Conduct GAP analyses in collaboration with our CISO, comparing security standards against our AWS practices.Work with the Head of Security to devise and implement a comprehensive improvement plan.Take an active role in executing and reviewing infrastructure and code-level enhancements outlined in our security roadmap.Your Profile:We are in search of a security enthusiast who realizes that effective security merges infrastructure, code, and compliance.Cloud Security Architecture: Profound knowledge of public cloud infrastructure services (preferably AWS) and best security practices for cloud-native environments.Blue Team & SIEM Operations: Experience with security monitoring and observability platforms (e.g., DataDog), including log management and custom detection rule creation.Application Security (AppSec): Familiarity with secure programming principles and a solid understanding of the OWASP Top 10.

Join Intercom, the leading AI Customer Service company, dedicated to empowering businesses in providing exceptional customer experiences.Our cutting-edge AI agent, Fin, stands as the most sophisticated customer service AI in the industry, enabling businesses to offer seamless, around-the-clock customer support. When paired with our Helpdesk, it forms the comprehensive Intercom Customer Service Suite, designed to address complex queries that necessitate human intervention.Founded in 2011 and relied upon by nearly 30,000 businesses globally, Intercom is pioneering new benchmarks in customer service. Our core values drive us to push boundaries, innovate with urgency, and deliver unparalleled value to our clients.What’s the Opportunity?The Security Engineering Group at Intercom is pivotal in ensuring the secure delivery of software from our R&D teams. As the Engineering Manager for the Application Security team, you'll join our globally distributed Information Security group, safeguarding the security and trust of Intercom for over 25,000 businesses by setting high security standards for our products.Your ResponsibilitiesIn your role as Engineering Manager of a diverse security engineering team, you will:Oversee security across Intercom’s Software Development Lifecycle, implementing security controls to empower our engineering teams to operate rapidly while ensuring a secure application environment.Lead security assessments for product features, collaborating with engineering teams to identify and mitigate security vulnerabilities.Manage product security features, assisting our customers in maintaining a robust security stance while using the Intercom platform.Handle security incidents at Intercom, spearheading investigations and implementing improvements to minimize the risk of recurrence.Collaborate with key stakeholders across Infosec and engineering to define and execute our security vision, strategy, and roadmap for the Intercom product.Lead a globally distributed team of product and security engineers, fostering a collaborative culture that drives high productivity, performance, and reliability.Contribute to shaping and evolving our engineering culture through our organizational programs.Required SkillsWe recognize that these lists can sometimes seem daunting, but we value diverse experiences and backgrounds. If you’re passionate about security and ready to lead a team in a dynamic environment, we encourage you to apply!

Join Stripe as a Staff Engineer in our Production Engineering team, where you will play a critical role in building and maintaining scalable systems.As a leader in this innovative environment, you will collaborate with cross-functional teams to optimize our infrastructure and enhance the reliability of our services. You will leverage your expertise to influence product design and architecture decisions, ensuring the highest performance and availability.

Join MongoDB as a Senior Security Software Engineer focused on enhancing our Infrastructure Security. You will play a crucial role in protecting our systems while working alongside talented individuals in a dynamic environment.

Telnyx operates a private, global multi-cloud IP network, delivering connectivity for people, devices, and applications. The company invests in edge technology and user-friendly APIs to modernize legacy systems and automate manual processes. Team culture emphasizes financial stability and continuous learning. For more details about Telnyx’s network and edge technology, visit https://telnyx.com/our-network and https://telnyx.com/resources/about-edge-connectivity. Role overview This Junior Security Operations Engineer role is based in Dublin, Ireland or Amsterdam, Netherlands. The position supports Telnyx’s Security Operations (SecOps) program, with a focus on hands-on work and tool development to strengthen security triage, investigation, and response. What you will do Develop and improve AI-assisted security tools, including triage agents for bug bounty submissions, investigation copilots for log and SIEM data, and response workflows that propose and track remediation steps. Split time between building these tools and reproducing vulnerabilities to strengthen the company’s security posture. Collaborate with the Technical Operations Director and the Governance, Risk, and Compliance (GRC) lead. Contribute to vulnerability management, threat response, dark web monitoring, and internal security tooling. Who thrives in this role Engineers interested in AI-driven security solutions. People who enjoy building and refining internal tools. Those who want to combine technical development with hands-on vulnerability work. Collaborators who value learning and growth in a stable, innovative setting.