Staff Software Engineer - Security Agent

Who we are At Fluxon, we believe that how you build matters as much as what you build. We help businesses navigate their most important technology decisions with confidence, and take responsibility for seeing them through. Founded by ex-Googlers and startup veterans, we’re proud to partner with teams behind some of the most ambitious products, including Google, OpenAI, Anthropic, Walmart and Stripe. Our work spans strategy, design, and engineering — often in complex, AI-driven environments — where clarity, speed and quality are the standard. We use AI intentionally, applying it only where it adds real value and expands what’s possible. Care shapes everything we do. Inside Fluxon, you’ll find a global, remote-first team of experienced builders, who are curious, kind and serious about their craft. We’re building a place where people can take ownership, solve problems that matter and do work they’re proud to stand behind. If you want to do your best work alongside people who care as much as you do, you’ll feel at home here. Note: This position is fully remote and open to candidates based anywhere in Portugal. About the role As a Staff Software Engineer at Fluxon, you'll drive the end-to-end delivery of products to market while learning, contributing, and growing in partnership with our leadership team You'll be responsible for: Guiding project delivery all the way to the user, leading projects, building and iterating in a dynamic environment Partnering directly with clients to understand their needs, and achieve business goals Defining product requirements, identifying appropriate system designs and planning development in partnership with our Product and Design teams Supporting development of a healthy and effective engineering culture You'll work with a diversity of technologies, including: Languages TypeScript/JavaScript, Java, .Net, Python, Golang, Rust, Ruby on Rails, Kotlin, Swift Frameworks Next.js, React, Angular, Spring, Expo, FastAPI, Django, Swif

This role is part of Datadog’s Security Agent team, which powers critical security capabilities across Workload Protection, Vulnerability Management, Cloud Security products, and other emerging security offerings. As a Staff Software Engineer, you will lead the design and development of low-level Linux instrumentation and runtime security technologies that help customers detect threats, monitor system activity, and protect cloud-native workloads at scale. You will work on complex technical challenges involving eBPF, Linux kernel internals, performance-sensitive systems, and large-scale data collection while influencing technical direction across multiple product teams. This role offers significant ownership, broad organizational impact, and the opportunity to shape the future of Datadog’s security platform. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You’ll Do: Lead the architecture and development of security agent capabilities that power runtime threat detection and workload protection across Datadog Security products. Design and build reusable eBPF-based monitoring functionality for process, file, and network visibility within Linux environments. Drive end-to-end delivery of new features, from technical strategy and design through implementation, testing, and rollout. Establish and evolve testing methodologies that improve platform coverage, detection quality, reliability, and performance. Partner with product, security, infrastructure, and engineering teams to deliver shared platform capabilities used across multiple Datadog products. Provide technical leadership by influencing engineering direction, mentoring peers, and helping resolve complex cross-functional challenges. Who You Are: You have significant experience building software in Linux environments,

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of your career. About the Organization The Payments organization focuses on developing products and platforms that enable users to accept payments from customers efficiently. This includes building APIs for processing payments, enabling regional, non-card payment options, and extending Stripe's capabilities to make it easy for businesses to accept in-person payments. Optimized Checkout and Link teams work to create best-in-class checkout experiences that enhance customer satisfaction and drive merchant conversion rates. Team Matching: exact team matching for one of the subteams within this org will begin during final stages. Please note we may also consider you for different orgs based on your experience, location, etc. More information on our team matching process can be found here . Regardless of team, you will own a critical piece of Stripe's payments stack, define product strategy that balances user needs with infrastructure complexity, and ship products that directly impact Stripe's revenue and the success of millions of businesses. What you’ll do We’re looking for Staff Product Managers who deeply understand their customers and want to make an impact on managing money at a global scale. Our team collaborates with many cross-functional teams at Stripe to deliver innovative solutions that address evolving user needs. Responsibilities Develop the long-term vision and strategy for your pillar and create and execute on a compelling roadmap Build deep user

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world's largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of your career. About the team The Enterprise Product team is responsible for bridging the gap between Stripe's core capabilities and the bespoke needs of the world's largest organizations. We are hiring product managers who will be aligned to specific priority industries (e.g., insurance, healthcare, public sector), with each product manager acting as the "CEO" of their assigned vertical—identifying high-leverage opportunities, building 0-to-1 products to solve industry-specific blockers, and influencing our global product roadmap. You will be a critical partner to GTM leadership (Sales, Partnerships, Marketing) and a navigator across the broader Product organization. We are looking for high-agency builders who thrive in ambiguity and know how to move mountains through both direct execution and cross-functional influence. What you'll do We're hiring a product manager to own Stripe's product strategy and execution across our priority industry verticals, starting with complex, regulated industries like insurance, healthcare, and public sector. We are seeking a highly-entrepreneurial, data-driven product leader who will define where Stripe plays, build 0-to-1 products to unlock new revenue, and influence Stripe's broader Product organization to meet the unique needs of enterprise customers in your vertical. The products you build will directly shape how the world's largest companies use Stripe—and how Stripe grows within one of its most strategic segments. Responsibilities

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career. About the team Deal Pricing is a dedicated global function that provides deal pricing expertise, financial insights, and deal support for negotiated users to Stripe's global Go-to-Market teams. We work to ensure deals create economic value for Stripe by establishing the deal commercial framework for a scaling sales organization, actively supporting large and strategic deals, and providing pricing insights and feedback to sales, finance, and product leaders. Deal Pricing frequently works with cross-functional business partners across Operations, Finance and Strategy, and Product. There is constant collaboration with Deal Pricing colleagues across all regions. Rather than pricing individual deals, this Strategy and Operations (S&O) role acts as a central engine behind the global deal pricing team. You’ll serve as a "Chief of Staff" function to Deal Pricing leadership—owning the global operating model, driving cross-functional process excellence, managing our strategic operating rhythm, and codifying our commercial knowledge so Stripe can scale its GTM velocity. What you’ll do Strategic planning and operating rhythm Drive strategy execution. Translate high-level annual goals into actionable quarterly OKRs, ensuring clear ownership and measurable progress. Manage the operating cadence. Facilitate the team’s operating rhythm (MBRs, QBRs, and leadership syncs) to drive accountability, surface risks, and unblock cross-functional dependencies. Strategic teleme