Senior / Staff Infrastructure Engineer

About KnotAt Knot, we are on a mission to revolutionize the way consumers and businesses interact through seamless merchant and banking experiences. Think of us as the 'Plaid for merchant connectivity.' Our innovative platform is designed to connect merchants with the multitude of applications that enhance everyday transactions. Our flagship product, CardSwitcher, empowers consumers to effortlessly update and manage their payment methods across various online merchant accounts like Netflix and PayPal. Additionally, our advanced solution, TransactionLink, allows for the retrieval of detailed transaction data, paving the way for new product development on our unique merchant connectivity platform. We invite you to join us in building these exciting new solutions!Founded in 2021 by brothers and Thiel Fellows Rory and Kieran O’Reilly, Knot currently facilitates connected online payment experiences for hundreds of thousands of users. Our technology is trusted by industry leaders like American Express, PayPal, Current, BILT, and Step, who integrate Knot’s SDK into their applications to deliver exceptional experiences to their customers.Backed by a distinguished group of investors including Nava Ventures, 8VC, and prominent figures from companies such as Twitter, Warby Parker, and DraftKings, Knot is well-positioned for continued growth and innovation.Working at KnotWe pride ourselves on having a world-class team from diverse backgrounds, with a strong emphasis on engineering talent. As we expand our footprint in NYC, we aim to be at the forefront of the financial services landscape.Our team is dedicated to building exceptional products for our users, balancing a serious approach to our work with a fun and engaging work environment. We believe both aspects are integral to our success.Your RoleDesign, architect, deploy, document, and oversee our cloud-based network infrastructure.Take ownership of critical API infrastructure that handles hundreds of requests per second.Lead technical decisions, providing justification for designs and coordinating with other teams to ensure alignment on values and requirements.Continuously enhance your knowledge of our infrastructure's long-term needs and capabilities.Manage and troubleshoot complex technical issues and incidents, providing support and solutions as necessary.

Role overview Braze, Inc. is hiring a Senior Staff Platform Infrastructure Engineer based in New York City. This position centers on designing and improving the core infrastructure that supports Braze’s products and services. The engineer will guide complex technical projects and partner with teams throughout the company. What you will do Design and enhance platform infrastructure to strengthen Braze’s offerings Take the lead on technical projects, managing them from initial planning through execution Work closely with colleagues across departments to deliver reliable and scalable solutions Share ideas and technical knowledge to help drive improvements and innovation in the platform

At Genius Sports, we combine cutting-edge technology with premier live data to revolutionize the sports experience for fans around the globe. Our mission is to create more immersive, interactive, and personalized experiences than ever before. Discover more about us at geniussports.com.The Role - Staff Engineer - Infrastructure Platform We are on the lookout for an exceptional Staff Engineer to spearhead critical projects within our core infrastructure platform. Genius Sports is currently integrating its diverse tech teams and acquisitions under a cohesive technical strategy, and our infrastructure platform is the foundation of this transformation. Our primary objective is to empower engineering teams to efficiently build, deploy, and manage Genius Sports’ extensive product catalog in a consistent manner. In this role, you will collaborate with fellow InfraPlat leaders to define and execute the technical vision and implementation across an array of projects. These initiatives encompass multi-account and region Kubernetes clusters, MLOps, standardized deployment processes, and a centralized authentication platform. You will also engage with stakeholders from product engineering teams to assess requests, identify common challenges, and prioritize initiatives.

Join Privy as a Senior Infrastructure Engineer and play a pivotal role in shaping the future of online privacy and user ownership. Our team is dedicated to creating innovative developer tools that prioritize users, leveraging cutting-edge cryptography to redefine digital ownership. You will collaborate with a passionate engineering team to design and manage robust multi-tenant infrastructures that support billions of requests monthly, ensuring high performance and reliability across our services.

Overview Role: Lead Software Engineer - DevOps and Infrastructure On-site role at our New York City headquarters, 5 days a week Annual base salary: $175,000 - $250,000 Equity: Competitive initial equity package along with refreshers Minimum of 3 years of relevant experience required About Stratos Labs Stratos Labs is revolutionizing commodity risk management for the $10 trillion physical economy. Our innovative platform merges real-time market data with AI-driven exposure modeling and automated trade generation, empowering operators with precise tools to manage volatility. From instantaneous trade execution to ongoing monitoring, alerts, and actionable recommendations, Stratos Labs transforms complex market risks into a seamless, always-on hedging solution. Founded in 2023 by a former macro market-maker from Barclays and a trading systems engineer from Coinbase, we have successfully raised over $20 million in funding from esteemed investors including Andreessen Horowitz (a16z), Crucible Capital, Neo, and DST Global. Key Responsibilities Manage and Optimize AWS Cloud: Take complete ownership of our AWS environment, architecting, scaling, and optimizing our cloud infrastructure to enable new services while ensuring it is cost-effective and integrated with our core trading systems. Infrastructure Architecture: Lead the transition to a full Infrastructure as Code (IaC) model by developing a sophisticated Terraform stack that eliminates manual configurations. Security and Compliance: Act as the gatekeeper for our environments, managing container security, CVE remediation, and ensuring compliance with SOC2 standards without hindering team productivity. Observability Strategy: Design a comprehensive monitoring strategy to proactively identify bottlenecks before they lead to outages. CI/CD Pipeline Refinement: Enhance our GitHub Actions and CI/CD workflows to streamline the process of deploying Go, C++, and TypeScript services from commit to production. Reliability and Incident Response: Participate in on-call rotations, conducting thorough post-mortems to ensure that recurring issues are resolved effectively.

Role Overview BitGo is looking for a Senior Infrastructure Engineer in New York to help strengthen and expand the systems behind its crypto financial services. This role focuses on designing, building, and maintaining scalable infrastructure that supports the company's growth and reliability goals. What You Will Do Design and implement systems that scale with increasing demand Maintain existing infrastructure to ensure high reliability and performance Identify areas for improvement and contribute to better engineering practices About BitGo BitGo provides crypto financial services and relies on a strong engineering foundation to deliver secure, high-performing products.

About PolymarketPolymarket stands as the leading prediction market globally, where insights meet investment—part betting, part future forecasting.As we accelerate our growth—with over $6 billion traded this year alone—we aspire to be a trusted source of information in global media. Join us in our mission to revolutionize how the world perceives truth.About the RoleWe are seeking a top-tier Infrastructure Engineer to enhance our engineering platform. This pivotal role involves designing, building, and managing the foundational systems that empower our diverse product offerings. You will play a crucial part in establishing developer workflows, CI/CD pipelines, and robust infrastructure that supports high-performance APIs and data services. Your expertise will guide significant technical decisions, shape system architecture, and implement solutions that prioritize efficiency, reliability, and sustainability.What You’ll DoWe are in search of a seasoned individual contributor passionate about optimizing essential infrastructure.Build & Automate Development Workflows. You will design and maintain infrastructure that standardizes our software development, versioning, testing, and deployment processes across various environments.Architect Scalable Systems. You will make informed architectural decisions, weighing risks, performance, costs, and maintainability.Power High-Performance Services. You will enhance the infrastructure that supports real-time APIs and low-latency data feeds.Develop Testing Infrastructure. You will construct reliable tooling for automated testing, encompassing unit, integration, and API levels.Ensure Availability & Reliability. You will oversee critical infrastructure to minimize downtime and mitigate failure risks.Move Fast Without Breaking Things. You will deliver high-quality solutions efficiently, showcasing a strong sense of ownership and attention to detail.Operate Autonomously. You will take initiative and make independent decisions without micromanagement.Collaborate Across Teams. You will work closely with engineers across the organization to address deployment, performance, and operational requirements.What We’re Looking For6+ years of hands-on experience in infrastructure engineering or related fields.Proficiency in cloud platforms (AWS, GCP, Azure) and container orchestration (Kubernetes).Strong knowledge of CI/CD tools and practices.Experience with database technologies and API design.Exceptional problem-solving skills and a collaborative mindset.

Harvey develops AI-driven solutions for legal and professional services, serving over 1,000 organizations in more than 60 countries. The company is growing rapidly and has strong support from leading investors. Harvey’s team values ownership, quick decision-making, and close collaboration. Engineers work side by side with leadership and customers to address practical challenges. The company operates in person in New York City and provides relocation support for new hires. Role overview The Staff Software Engineer - Core Infrastructure joins a team responsible for designing, building, and scaling Harvey’s core infrastructure. This platform handles billions of prompt tokens and millions of daily requests, forming the backbone of Harvey’s global legal AI services. The work involves both creating new systems and maintaining high operational standards. Reliability, scalability, and security are central as Harvey continues to expand its reach among top law firms and professional service providers. This is a full-time, in-person position based in New York City. Relocation assistance is available. What you will do Design and build scalable, fault-tolerant infrastructure systems that support Harvey’s AI platform across multiple cloud regions. Take ownership of and improve multi-cloud infrastructure (Azure, GCP), focusing on Kubernetes orchestration, networking, and container management. Lead technical projects in areas such as observability, incident response, and performance optimization.

Join Ramboll as a Senior Engineer specializing in Water Infrastructure. You will play a pivotal role in designing and implementing innovative solutions that ensure sustainable water management. Work alongside a dynamic team of experts dedicated to creating resilient infrastructure that positively impacts communities.

Join our innovative team at NBCUniversal as a Staff Software Engineer specializing in AI Infrastructure and Python development. This role involves designing, building, and maintaining scalable AI systems. We seek a passionate engineer who thrives in a collaborative environment and is eager to contribute to cutting-edge projects that impact millions of users.

About SecurityScorecard SecurityScorecard provides cybersecurity ratings and monitors over 12 million companies across 64 countries. Founded in 2013 by Dr. Alex Yampolskiy and Sam Kassoumeh, the company’s patented technology supports more than 25,000 organizations with self-monitoring, third-party risk management, board reporting, and cyber insurance underwriting. Headquartered in New York City, SecurityScorecard has earned recognition from Inc Magazine as a 'Best Workplace' and from Crain’s NY as one of the 'Best Places to Work in NYC.' The company was named among the 10 hottest SaaS startups in New York for two years running. In 2023, SecurityScorecard appeared on Fast Company’s annual list of the World’s Most Innovative Companies and received the Achievers 50 Most Engaged Workplaces award. Investors include Silver Lake Waterman, Moody’s, Sequoia Capital, GV, and Riverwood Capital. Role Overview: Staff Infrastructure Engineer (Hybrid, NYC) SecurityScorecard is hiring a Staff Infrastructure Engineer to oversee and improve the systems that support company operations. This is a senior, hands-on position based in New York City with a hybrid work arrangement. The Staff Infrastructure Engineer will take primary technical ownership of corporate identity, endpoint management, collaboration platforms, and AI workflow tools. The role involves close collaboration with the CISO and coordination with an IT counterpart in Austin. From the first day, this engineer will manage IT operations and is expected to assume full ownership of the technology stack within the first 90 days.

About KiddomKiddom is an innovative educational platform dedicated to enhancing student equity and growth. By combining high-quality instructional resources with interactive digital learning, Kiddom enables schools and districts to take control of their curriculum. This results in personalized learning experiences that cater to the distinct needs and aspirations of local communities. The platform is enriched with insightful data for teachers and leaders, fostering continuous improvement in instructional strategies, school programming, and professional development.As a member of the InfraOps team, you will play a crucial role in supporting Kiddom's engineering efforts by developing a scalable and sustainable infrastructure that aligns with our company objectives. This is a unique chance to join a small, skilled team during a pivotal moment as we transition from Series C to D funding. You will have the autonomy to influence your work significantly, embracing a variety of tasks that reflect your expertise and enthusiasm.Key Responsibilities:Promote and cultivate a robust DevOps culture at Kiddom by collaborating with teams to establish best practices and guide both new and existing services.Implement Infrastructure as Code (IaC) to ensure confidence in automated, repeatable processes.

As a Senior Engineer specializing in Water Infrastructure at Ramboll, you will play a critical role in the design, implementation, and management of innovative water solutions. You will work collaboratively with a diverse team of professionals to deliver high-quality projects that enhance community resilience and sustainability.Your expertise will contribute to the development of water treatment systems, flood risk management, and water resource planning, ensuring compliance with environmental regulations and industry standards. If you are passionate about making a difference in water infrastructure, we invite you to join our dynamic team.

Join Brellium as a Senior Backend / Infrastructure Engineer in the vibrant heart of New York City. In this pivotal role, you will be responsible for designing, implementing, and maintaining robust backend systems that power our innovative solutions. You will collaborate with cross-functional teams to ensure seamless integration and high performance of our applications.

Role Overview AlphaSense is hiring a Senior or Staff Design Engineer. This role can be based in New York, NY or remote within the United States. The engineer in this position will help shape new solutions and influence product direction. What You Will Do Apply deep design engineering experience to product development projects Contribute to building and refining user experiences Work closely with other engineers and teams to deliver high-quality solutions

About InfoTrackInfoTrack is a leading platform that connects law firms with the essential services and courts needed for successful litigation. As global pioneers in legal technology, we excel in creating integrations that significantly enhance law firm efficiency and improve the legal system.Our ambitious culture values the contributions of our people, making professional development, open dialogue, and transparent leadership cornerstones of our operations. If you are intelligent, committed, and motivated to develop a market-leading solution that positively impacts our clients' lives, we invite you to join our team.About the RoleIn the capacity of Senior Cloud Infrastructure Engineer at InfoTrack, you will be instrumental in defining and implementing our cloud strategy. This is a dynamic, hands-on role where you will design, construct, and optimize secure and scalable infrastructure while collaborating closely with developers, product teams, and international colleagues. Your efforts will drive enhancements across tools, processes, and technologies, ensuring our cloud platform remains cost-effective, high-performing, and aligned with business objectives.Key ResponsibilitiesLead and implement InfoTrack US's cloud infrastructure strategy, ensuring systems are secure, current, and optimized for performance and cost.Deliver robust, scalable solutions through the continual enhancement of tools, processes, and technologies.Collaborate with developers, product teams, and global stakeholders to ensure infrastructure aligns with business requirements.Establish and monitor KPIs to measure operational excellence, security, and compliance.Cultivate strong relationships with cloud and DevOps teams in Australia and the UK.

Join imprint as a Senior Software Engineer focusing on Infrastructure, where you will play a pivotal role in designing and implementing scalable systems that support our innovative services. You will collaborate with cross-functional teams to enhance our infrastructure and ensure seamless integration of applications. This role is perfect for a passionate engineer eager to tackle complex challenges and contribute to cutting-edge solutions.

About GigaGiga has recently secured a significant $61 million in Series A funding and boasts a roster of esteemed clients, including DoorDash. We are on a mission to revolutionize customer experience with our next-generation AI agents that can comprehend emotions, resolve issues in real-time, and scale efficiently across prominent enterprises worldwide.This is a pivotal moment for Giga as we aspire to elevate our status to the leading AI platform for enterprise automation, driven by our voice superintelligence. To reach these ambitious goals, we are in search of exceptional engineers to join our team.The impact of our work touches millions of lives daily, and our engineers are empowered to make substantial contributions. This is a unique opportunity to join a company with visionary founders that has achieved commercial success and is on track to become a generational enterprise.Voice AI startup Giga raises $61M Series ADoorDash and Giga PartnershipGiga develops AI agents that are trusted by the largest B2C companies globally. Industry leaders like DoorDash rely on Giga for managing their most complex support and operational workflows across voice, chat, and email. If this aligns with your aspirations, we encourage you to apply!The RoleWe are seeking a Frontend Infrastructure Engineer to create the tools and systems that will enhance the productivity of our frontend engineers. Your primary users will be internal engineers rather than end customers; you will focus on developing design systems, developer tooling, and foundational abstractions that empower the rest of the engineering team.This position is distinct from product engineering roles that focus on delivering features directly to customers. You will engage in frontend API design, ensure code quality infrastructure, and construct reusable components that provide a superior user experience. If you have experience on a design systems team, frontend platform team, or developer experience team in a larger organization, this role will resonate with you.What You'll Work OnHere are a few examples of projects you may tackle:Design System: Create and maintain a component library with clear APIs, consistent patterns, and comprehensive documentation.Developer Tooling: Develop CLIs, build tools, and automation processes that accelerate frontend development cycles.

As a Senior Staff Engineer at Nagarro, you will play a pivotal role in driving our engineering initiatives. You will collaborate with cross-functional teams to develop innovative solutions, enhance system architectures, and mentor less experienced engineers. Your expertise will guide our technical vision and contribute to our commitment to excellence in engineering.

Join the Revolution at CheckAt Check, we transform the way people get paid, simplifying payment processes for payroll businesses. As pioneers of embedded payroll, we collaborate with our partners to redefine payroll systems, enabling businesses to launch, grow, and flourish. Discover our journey | Listen in.Check is more than just an API infrastructure; we serve as a launchpad for payroll businesses.Our TeamPayroll systems are in need of innovation. Join a passionate team dedicated to solving these challenges! At Check, your problem-solving skills, critical thinking, and determination will drive impactful changes across our projects. We view challenges as opportunities and encourage collaboration that leverages the unique strengths of every team member.If you are ready to dive in and reshape payroll, let’s work together to simplify complexities and create a brighter future for businesses of all sizes.The RoleEngineering is the backbone of Check. We envision payroll as part of modern financial software, which necessitates robust systems that our operators and partners can rely on. Every solution we develop is built on reliable, scalable, and secure systems that ensure timely payments.We are in search of a Staff Software Engineer who possesses strong software design expertise coupled with hands-on infrastructure experience. In this position, you will enhance the core systems that enable payroll operations, focusing on scalability, production efficiency, and empowering engineers with reliable tools for software deployment.You'll collaborate across product and platform teams to advance our cloud infrastructure, enhance system deployment and monitoring, and simplify the architecture underpinning embedded payroll. Your challenges will often bridge the domains of infrastructure, product, and operations.This role is perfect for individuals who have managed complex systems in dynamic environments and take pride in creating resilient, understandable infrastructure that is essential for business operations.