Staff Software Engineer - Fullstack

About the Role Sigma is transforming how businesses run by delivering a high performance platform on the modern data architecture. Hence, we are growing the engineering team and looking for engineers who are excited to solve challenging problems, deliver impactful capabilities throughout our stack to build world-class technology. You will be part of a talented team of engineers with a shared mission to make data easily accessible for all users. What You Will Be Doing Solve challenging problems that arise in providing high performance interactive experience to enable analytics and workflows use cases on top of modern warehouses Build software using the latest developer tools and using programming languages like Rust, Go, GraphQL, Typescript Develop new algorithms and techniques for improving the performance and interactivity for enabling analytics and workflows for the world largest companies Triage product or system issues and debug/track/resolve by analyzing the sources of issues Design and implement new software features to support our fast growing user growth Collaborate with cross-functional groups - infrastructure, design, product, customer support, sales and marketing to build an innovative product capabilities Qualifications We Need 10+ years industry experience building and maintaining high-quality software Experience building and deploying robust and secure web applications in a continuous deployment environment Desire to be a great teammate and have fun at work without compromising ownership towards your work Strong sense of craftsmanship, and a healthy academic curiosity to solve challenges at sigma Strong Computer Science fundamentals Qualifications We Want (also, skills you’ll learn!) Experience building software capabilities for analyzing large scale data web applications Data driven aptitude and its application to solve distributed system problems Data model design, and API development experience to enable customer facing cap

Our Generative AI Data Engine powers the world’s most advanced LLMs and generative models through world-class RLHF (Reinforcement Learning with Human Feedback), human data generation, model evaluation, safety, and alignment. The data we are producing is some of the most important work for how humanity will interact with AI. This is a horizontal, high-impact L6 Staff Fullstack Engineer & Architect position reporting directly to the Director of Contributor Engineering. Instead of being tied to a single domain, your scope is spread across all Contributor (CB) teams (including Allocation, Growth, Trust & Safety, Pay, and Allocations). Together, these teams power Scale’s AI data operations - from building high-impact datasets that push the boundaries of LLM capabilities, to optimizing contributor onboarding and incentives, to safeguarding data integrity through advanced trust, safety, and security measures. They work at the intersection of ML, operations, and analytics to ensure we deliver the highest-quality data at scale. You will act as an organizational architect and tech lead, dynamically embedding yourself into the highest-priority projects across the org to guarantee execution, unblock teams, and successfully ship mission-critical initiatives. Concurrently, you will lead the long-term technical evolution of our stack, transforming the core architecture to ensure it is highly sustainable, scalable, and fundamentally AI-native. You will: Deploy flexibly into critical, fast-moving product initiatives across the CB organization Lead the architectural overhaul of our platform infrastructure, making it highly sustainable, robust, and optimized for deep integration with LLMs and foundation models. Lead architecture decisions for scalability, reliability, and performance Mentor and uplevel engineers across the team Partner with product and leadership to shape roadmap and priorities Own large, ambiguous problem spaces end-to-end Work across backend, frontend,

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm is looking for a Senior Staff Software Engineer to take on a critical role in defining and leading technical excellence across core consumer experiences at Affirm, starting with Marketplace and Search. You’ll collaborate with engineering leaders, create and implement technical strategy across full-stack teams, and coordinate closely with stakeholders to build scalable, reliable, and high-performing solutions. You'll help shape best practices, guide architectural choices, and drive the successful delivery of critical initiatives. This role requires a high level of technical ability, leadership and project management skills, strong cross-functional communication, and a customer-first mindset. You will be responsible for building and developing the technical strategy to unlock large-scale product features, building trust and accountability, and upholding technical excellence for our Marketplace domain within our engineering org. The Marketplace domain is the main pillar of our core consumer strategy, driving the user journey across the Affirm ecosystem on iOS, Android, and Web platforms. The teams span across multiple products and areas to engage and provide value to our customers, starting with the initial landing page and Search, which expands into the various product offers and journeys a user can embark on with Affirm. What You'll Do Lead the vision – Define the technical direction, long-term technical roadmap, and strategic initiatives in Marketplace, Search, Ads Platform, and App Experiences Work closely with stakeholders across all teams at Affirm to champion and implement technical excellence in conjunction with business results across all consumer facing experiences Create and influence a strong ownership culture across teams, with high accountability and investment

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 . Staff Software Engineer, Fullstack - Finance Engineering Platform (L6) As a Staff Software Engineer on the Finance Engineering Platform team within the Platform group, you'll own the frontend technical direction for the systems that transform trading, payment, and transfer activity into accurate financial records. This team builds the internal control plane where Finance and Accounting teams monitor financial health, investigate reconciliation breaks, and take governed action. You'll turn ambiguous operational problems into cohesive, scalable user experiences and establish the patterns that enable Finance to operate with greater speed, accuracy, and confidence. What you'll do: Own the frontend technical strategy and architecture for financial reconciliation and operations products, including React and TypeScript applications for high-volume financial data, tables, filtering, visualizations, and transaction-level investigation. Lead the design of auditable human-in-the-loop workflows covering validation, approval states, error handling, permissions, and review history. Define end-to-end contracts with backend and API teams so that new data capabilities become reliable, understandable product features. Establish best practices for frontend quality across testing, accessibility, performance, observability, feature management, and safe rollout. Drive the most ambiguous a

At Linear, we're building the product development system for teams and agents. AI is fundamentally changing how software gets built, and we’re shaping the tools this new era requires. Founded in 2019, Linear has become the platform of choice for more than 40,000 companies (including OpenAI, Coinbase, and Ramp) to plan, build, and ship their products. Today, our team is distributed across North America, Europe, and Australia, and we’re continuing to grow internationally. What unites us is relentless focus, fast execution, and a deep care for software craftsmanship. As a small team, we’re all generalists that work across the full stack (built in Typescript end-to-end). We’re looking for experienced engineers that thrive in an environment of autonomy and individual responsibility to help us build the future of product development. Location & work mode Linear is a remote-first company, with optional co-working offices in San Francisco, New York, and London. This role is open to candidates based in the US and Europe. You can work from anywhere within those regions. We value deep focus and async collaboration, with intentional moments to connect in person through team off-sites, optional co-working, and occasional travel. What you'll do Build new user-facing features with everything from database models to GraphQL resolvers and UI components Optimize our data synchronization stack by applying better serialization protocols Add real-time collaborative editing to our content editor Improve performance by profiling and tweaking virtualized list rendering Add analytics, monitoring, and alerts to our service so that we can better respond to operational incidents Open-source any non-trivial innovations that come out of our work on the product Redefine best-in-class software development processes so that we can build a purpose-built product. What we're looking for 5+ years of experience building customer-facing products at a high-quality software company Strong React and Typ

Overview Role: Product Engineer Lead 5 days a week in NYC HQ Base salary: $180k-$300k Equity: Competitive Initial Equity Package + refreshers 4+ Years of Experience About Pillar Pillar is building the next-generation commodity risk management stack for the $10T physical economy. We combine real-time marketdata with AI-powered exposure modeling and automated trade generation to arm operators with precise protection from volatility. From instant execution to continuous monitoring, alerts, and recommendations, Pillar turns complex market risk into a fully managed, always-on hedging engine. We were founded in 2023 by the youngest macro market-maker at Barclays and a trading systems engineer at Coinbase, and have raised over $20M in capital from Andreesen Horowitz (a16z), Crucible Capital, Neo, DST Global and more. What You’ll Do Own core product features end-to-end — from concept and architecture to shipping, iteration, and scaling Architect and build high-performance UIs that render automated hedge recommendations, track open positions, and show real time marketdata Lead the rebuild and evolution of product architecture across the stack—including UI foundations and backend APIs—to enable speed, reliability, and scale Work directly with founders, and customers to define product direction and translate complex risk workflows into intuitive experiences Lead the development of AI-enabled features, integrating LLMs and model-driven insights into mission-critical operator workflows Drive engineering best practices, mentor other engineers, and help shape Pillar’s product and technical culture What We are Looking For Product Ownership: You have a proven track record of building products and leading 0 → 1 initiatives Full Stack Experience: A strong background in React/Typescript and familiarity with NextJS, and in building complex, performant UIs. Comfortable working across the stack, including back-end API’s and integrations, but with a bias towards front-end AI-Enabled Produc