Backend Software Engineer - Infrastructure

Join a Transformative Force in TechnologyAt Palantir, we create groundbreaking software that revolutionizes data-driven decision-making and operational efficiency. Our platforms enable partners to combat critical challenges—from developing life-saving medical treatments to predicting supply chain disruptions and locating missing persons.Position OverviewAs a Backend Software Engineer at Palantir, you will play an essential role in shaping how organizations leverage data. You will be engaged in all stages of the product lifecycle, from ideation and design to prototyping and final deployment. Collaborating with both technical and non-technical team members, you will gain insights into customer challenges and develop innovative solutions. We promote cross-team collaboration, allowing you to expand your knowledge across various technologies and product facets. You will work autonomously and make impactful decisions within a supportive community that fosters your growth into a technical leader.Our Product Development teams are composed of small, focused groups of Software Engineers, each dedicated to distinct aspects of our offerings. The infrastructure teams are tasked with fortifying the foundational layers of our software stack, emphasizing database technologies, distributed systems, large-scale data architectures, security, and application infrastructure. In this role, you will write robust code that supports Palantir Foundry and Gotham, ensuring high performance, security, and scalability for products utilized by key public and private sector institutions. You will be instrumental in building the core capabilities that empower research scientists, aerospace engineers, intelligence analysts, and economic forecasters worldwide.We seek engineers who are driven by a passion for solving real-world challenges, enabling both developers and end-users to maximize their productivity. If you are eager to create reliable, high-performing, and scalable systems, and to design resilient APIs, this opportunity allows you to make a substantial impact on our products and the communities we serve.

Join Palantir Technologies as a Senior Backend Software Engineer specializing in Infrastructure. In this pivotal role, you will work at the intersection of software engineering and infrastructure systems, contributing to the design and implementation of scalable backend solutions that empower organizations to make data-driven decisions.

About UsAt Credal, we are committed to leveraging cutting-edge AI technologies to empower those who are dedicated to shaping a brighter future.Our platform accelerates the complex operations of leading institutions while embedding robust security and governance at every level of our offerings. Our esteemed clientele includes the U.S. Department of Health and Human Services, MongoDB, Comcast NBC Universal, Lattice, Wise (formerly TransferWise), Checkr, and incident.io, among others.With over $10 million in funding secured, we have ample runway to support our ambitious goals. Join a team of Thoughtful Doers™ hailing from top-tier companies such as Palantir, Cruise, Meta, Uber, and Google. Credal operates in-person from our spacious NYC office, complete with meals provided.

About the RoleAt Counsel Health, we have developed an innovative product that has garnered admiration from both patients and physicians, utilizing a fast-paced technology stack. As we continue to grow, the complexity between our application code and infrastructure is expanding. We are seeking a talented individual who thrives in this dynamic intersection.We are in search of a Backend Infrastructure Engineer who embodies both software engineering and infrastructure expertise. This role is not about working in isolation writing Terraform scripts all day or solely delivering product features in React. Instead, you will work within the essential layer that connects our CI/CD pipelines, Infrastructure as Code (IaC) for our AWS environment, backend services, and the developer tools that empower our rapidly expanding engineering team.Your ResponsibilitiesEnhance Our Infrastructure-as-Code: Design and manage our cloud infrastructure utilizing Terraform.Optimize CI/CD Processes: Take ownership of our build, test, and deployment pipelines from start to finish. Aim to make production deployments effortless, speedy, reliable, and automated.Backend Development: Create production-level backend services and contribute to our core server-side systems. You are proficient in writing application code, not just orchestrating it.Create Core Archetypes: Develop production-grade archetypes for new deployments, jobs, consumers, and workers. You are adept at building an abstract base stream consumer or cron executor for widespread application.Enhance Developer Experience: Act as the engineer who accelerates the productivity of other engineers. Streamline local development workflows, decrease build times, resolve flaky infrastructure issues, and create internal tools that the team genuinely values.Security & Compliance: Collaborate closely with our security and compliance team to strengthen our infrastructure security posture, including secrets management, IAM policies, network isolation, and audit logging in a HIPAA-compliant environment.Who You AreA Bridge Builder: You feel at home in an IDE crafting application code as well as in a terminal managing cloud infrastructure. You view backend and infrastructure as intertwined disciplines.An Automation Advocate: If a task is done manually more than twice, you are already scripting it for automation.A Systems Thinker: You comprehend how a request traverses through various systems and how they interact.

Join our dynamic team at Kira as a Senior Software Engineer with a focus on backend infrastructure. In this pivotal role, you will design, develop, and maintain scalable backend systems that power our innovative solutions. You will collaborate with cross-functional teams to enhance performance, reliability, and security of our infrastructure.Your expertise will contribute to architectural decisions, and you'll be instrumental in implementing best practices for coding and testing. We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to tackle complex challenges.

CVector is dedicated to revolutionizing economic optimization and AI-driven predictions across energy and manufacturing sectors.Our technology seamlessly integrates critical decision-making factors that impact cost, reliability, and profit margins, providing a unified decision layer that forecasts future scenarios, simulates potential outcomes, and optimizes operational strategies. This allows industrial plants to operate closer to their maximum economic potential daily.This position requires in-office attendance at our New York City headquarters four days a week. CVector serves clients nationwide and operates in challenging industrial environments.Role OverviewAs a Senior Software Engineer specializing in Backend and AI Infrastructure, you will be instrumental in advancing CVector’s backend platform. Your focus will be on developing time-series data systems, AI-enhanced analytics, cloud infrastructure, and data ingestion pipelines that underpin our client-facing applications and internal modeling tools.This role is ideal for engineers who thrive on working closely with data and infrastructure, possess excellent architectural judgment, and are eager to engage with AI systems, databases, and distributed backend services. You will take ownership of complex systems, lead significant technical migrations, and influence the integration of intelligence into industrial energy workflows.You will work in close collaboration with product, modeling, and frontend engineers, significantly impacting the platform's direction, reliability, and scalability for the long term.Key ResponsibilitiesAs a Senior Software Engineer, your contributions will span various interconnected domains:Intelligent SystemsTranslate customer domains and operational workflows into effective prompts and AI system interfaces.Design, implement, and refine evaluations for AI outputs.Incorporate customer feedback and reinforcement signals to enhance system performance.Optimize context selection, retrieval, and trace collection to elevate output quality.Fine-tune smaller models using collected traces to enhance speed while maintaining performance standards.Evaluate and assimilate new AI platforms and models as they emerge.Support the training and deployment of large, time-series-specific models.Backend Platform and Data InfrastructureOversee migrations and enhancements of our time-series data schemas and storage systems.Update and manage PostgreSQL and associated database infrastructure.Develop and sustain data connectors for industrial and external systems.Lead improvements to MQTT-based data ingestion pipelines.Transition PostgREST to a GraphQL-based framework and evolve our API architecture.

About UsAt Credal, we are dedicated to leveraging cutting-edge AI technology to empower those who are shaping a better tomorrow.We enhance the most sophisticated operations of leading institutions, seamlessly integrating security and governance throughout our offerings. Our esteemed clientele includes notable organizations such as the U.S. Department of Health and Human Services, MongoDB, Comcast NBC Universal, Lattice, Wise (TransferWise), Checkr, and incident.io.Having successfully raised over $10 million, we have a significant runway to support our vision. Join our team of Thoughtful Doers™ hailing from industry giants like Palantir, Cruise, Meta, Uber, and Google. At Credal, we foster a collaborative in-person environment at our spacious NYC office, where meals are provided.

Senior Backend Engineer – Transform Telecom Infrastructure for NextGenAt OXIO, we are revolutionizing the telecom landscape with the world’s first Telecom-as-a-Service (TaaS) platform. Our mission is to democratize telecom, empowering brands and enterprises to own and manage proprietary mobile networks tailored to their unique customer needs. By integrating multiple networks into a single, cloud-based platform, we provide a modern SaaS solution that offers full network access, delivering exceptional business intelligence and insights to enhance understanding of customer and machine behavior. With a relentless focus on innovation, OXIO enables companies to establish a robust telecom presence while unlocking unparalleled customer insights.As we expand our capabilities, we are looking for an experienced Tech Lead to contribute to our flagship BrandVNO platform. In this pivotal role, you will lead the development of our software development kit (SDK), empowering clients to craft groundbreaking telecom experiences within their mobile applications.

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.

Overview: Spur is the AI QA Engineer for every company.Location: New York CityAt Spur, we create groundbreaking technology designed to redefine quality assurance: autonomous browser agents that think, explore, validate, and self-heal like actual users. We aren’t just another testing tool; we are revolutionizing the way digital teams deliver with confidence.The market response has been resounding. Leading brands such as Alo Yoga, Living Spaces, HelloFresh, Nextdoor, and Abercrombie & Fitch are actively engaging with us. Demand is skyrocketing, sales cycles are swift, and our product delivers — teams can go live in days, not months.Our elite team comprises builders from DeepMind, Figma, and former founders who are producing at a pace that larger companies cannot match.Our Mission: We aim to empower our customers to deliver exceptional digital experiences.Explore our Manifesto: https://www.spurtest.com/founders-letterThe RoleAs the founding engineer specializing in infrastructure and backend, you will design the core architecture of Spur’s platform—defining, building, and scaling critical infrastructure that powers our web agents.You will oversee our entire stack from top to bottom, orchestrating vast fleets of browsers and web agents in the cloud while optimizing them for massive scale. Collaborating closely with the founders, you will tackle pioneering infrastructure challenges that have a direct impact on our customers and set the benchmark across our stack, from low-level infrastructure to the user experience delivered by our agents.What You Will DoBuild and scale our core infrastructure to deploy and manage thousands of browser and web agents daily.Design, implement, and maintain our clusters, CI/CD processes, observability, and best practices.Rapidly iterate in collaboration with product, engineering, and the founders.Bonus PointsExperience with distributed task queues and optimizing performance/scalability.A history of generating impact in small teams and scaling infrastructure from the ground up.You Will Excel Here If YouHave 5+ years of experience designing, deploying, and managing infrastructure at scale.Possess deep expertise in Docker and cloud technologies.

About TitanTitan is an award-winning wealth management platform on a mission to revolutionize the financial landscape by making wealth advisors accessible to everyone, not just the ultra-wealthy. By leveraging cutting-edge technologies such as artificial intelligence, we empower our advisors with tools that enhance their capabilities, allowing them to serve a diverse clientele. Backed by notable investors including a16z, General Catalyst, and Sam Altman, we proudly manage over $1 billion in assets nationwide.Why Join TitanAt Titan, we are committed to creating an enriching work environment that promises unparalleled growth and fulfillment for the right candidate.Visionary Goals: Join us in our ambitious pursuit of democratizing wealth management, enabling lasting wealth growth across generations.Timely Relevance: The emergence of LLMs presents an unprecedented opportunity to reshape personalized wealth management, propelling our mission forward.Significant Contribution: Be part of a small, dynamic team where your contributions will have a monumental impact on our growth trajectory.Collaborative Culture: We foster a vibrant, in-person working environment where team collaboration thrives, including daily engagement with our founders.Competitive Compensation: Titan offers attractive salary packages and equity options that reflect our commitment to team ownership.Renowned Investors: Join a company supported by some of the most respected names in the industry, including a16z and Y Combinator.Role OverviewAs a Senior Backend / Infrastructure Engineer at Titan, you will play a pivotal role in crafting the systems that drive our next-generation Registered Investment Advisor (RIA) platform, set to scale beyond our current $1B in assets under management (AUM). Collaborating with seasoned professionals from Google and Meta, you will be responsible for architecting, building, and optimizing our core backend services, trading systems, real-time APIs, data pipelines, and automated workflows—all while ensuring security, scalability, and resilience. Your technical expertise will significantly influence platform reliability and performance as we grow.

About TitanTitan is a pioneering wealth management firm dedicated to revolutionizing the way individuals access financial advisory services. Our mission is to democratize wealth management, empowering every individual with a personal wealth advisor in their pocket. Unlike traditional wealth management, which often caters solely to the ultra-rich, Titan leverages cutting-edge technologies like artificial intelligence to create a platform that amplifies advisors' capabilities, making them accessible to a broader audience. With the support of renowned investors such as a16z, General Catalyst, and Sam Altman, we proudly manage over $1 billion in assets for clients nationwide.Why Join TitanJoining Titan means becoming part of a mission-driven company where your contributions will have a lasting impact. Ambitious Vision: Our goal of placing private wealth management in everyone's hands will redefine wealth accumulation for generations to come.Critical Timing: The rise of large language models (LLMs) fuels our quest to make personalized wealth management a reality for all, motivating our daily efforts.Significant Impact: As a part of our small, agile team, your contributions will be highly visible and influential in shaping the future of Titan.Dynamic Team Culture: We thrive on collaboration, working closely together in our office, alongside our founders who are deeply involved in daily operations.Competitive Compensation: At Titan, we offer attractive salary packages and equity opportunities that ensure every team member feels like an integral part of the company.Renowned Support: With backing from top-tier investors who align with our bold vision, including a16z and Y Combinator, we are poised for continued growth.Role OverviewWe are looking for a Principal Backend / Infrastructure Engineer to join our engineering team in New York City. In this high-impact role, you will be instrumental in architecting, developing, and scaling the core systems that underpin our financial platform. Collaborating with a talented team of former founders and engineers from tech giants like Google and Meta, you will focus on enhancing our backend services, trading systems, real-time APIs, data pipelines, and automated workflows, ensuring they are secure, scalable, and resilient. Your technical expertise will directly influence the reliability and performance of our platform as we scale beyond $1 billion in assets under management.

Company OverviewAt Tennr, we are revolutionizing the referral process in healthcare. When patients receive a referral from their doctors, the wait can often feel endless—sometimes lasting days, weeks, or even months. This delay is largely due to the overwhelming volume of referrals and the cumbersome manual processes that can hinder timely action. With our innovative technology powered by RaeLM™, Tennr ensures that every referral reaches its destination swiftly and accurately, with all necessary information in hand. We empower providers to capture more referrals, minimize denials, and eliminate waiting times.Role OverviewWe are on the lookout for a dedicated Backend Software Engineer who specializes in systems architecture, data modeling, and large-scale workflow orchestration. In this pivotal role, you will architect and implement features across our backend services and infrastructure, delivering significant value to our customers. Your responsibilities will include designing and optimizing data schemas, developing resilient backend services, and ensuring seamless integration with third-party systems.You will spearhead initiatives focused on high-volume workflow automation, emphasizing the creation and optimization of scalable data processing and machine learning infrastructure. This encompasses the design and maintenance of complex workflows that harness ML for automation, alongside performance optimization efforts to guarantee scalability and reliability throughout the stack.Collaboration is essential in this role. You will work closely with our sales and customer experience teams to incorporate valuable customer feedback, and partner with engineering colleagues to bring robust solutions to life. We are seeking someone who embodies a founder's mindset, excels in systems-wide thinking, and proactively drives projects from inception to completion.The ideal candidate will have substantial experience with backend architecture, event-driven systems, and orchestration frameworks, showcasing a proven history of developing production-ready systems. You will play a crucial role in shaping the technical foundation of our platform, ensuring its reliability, scalability, and adaptability as we continue to grow.

At Profound, we are dedicated to empowering businesses to comprehend and manage their AI presence effectively. As an Infrastructure Software Engineer, you will play a pivotal role in building and scaling the systems that facilitate our rapid expansion. Your primary focus will be on ensuring that our infrastructure is not only highly available but also cost-efficient and capable of managing significant traffic and compute demands. You will collaborate closely with engineers across product, research, and operations teams to design scalable architectures, streamline deployment processes, and enhance system observability.Your ResponsibilitiesDesign and maintain core infrastructure across diverse cloud environments.Develop infrastructure-as-code workflows to automate deployment and scaling processes.Enhance monitoring, logging, and alerting systems to ensure system reliability.Oversee CI/CD pipelines to facilitate seamless deployments.Assist in disaster recovery planning to guarantee high system availability.Collaborate with product and research teams to design architectures that can scale with increasing workload demands.Identify and resolve performance bottlenecks in compute, storage, and networking.Implement security best practices and compliance frameworks across the infrastructure.

Join our innovative team as a Backend Software Engineer and help us redefine the future of talent acquisition. At Lever, we are committed to building cutting-edge hiring software that empowers organizations like Netflix, Shopify, and Spotify to attract and retain top talent. As we continue to evolve and enhance our platform, we seek passionate individuals who thrive in a collaborative, people-first culture.While this posting serves as a test job for Lever's environment, we invite you to explore our actual openings and consider joining our award-winning team.

Field sales is a critical driver of our economy; however, many teams are facing challenges. Sales representatives find themselves overwhelmed with administrative tasks, managers are stretched thin, and leaders lack visibility into field activities.At Siro, we are revolutionizing the way field sales teams engage, learn, and succeed.Initially launched as an AI-driven coaching platform aimed at enhancing sales outcomes, we have evolved into a more comprehensive solution. Our intelligent companion not only automates mundane administrative tasks for sales reps but also provides managers with real-time insights and empowers executives with predictive analytics.Our platform seamlessly integrates with systems like Salesforce, analyzing a multitude of in-person sales conversations to extract valuable insights, automate workflows, and enhance organizational performance. Imagine having an Iron Man-like assistant tailored for sales—proactive, personalized, and integrated with the tools teams rely on daily.Backed by $75 million from prestigious investors such as Index, Fika, CRV, and SignalFire, Siro serves leading brands in home improvement, retail, hospitality, and automotive industries. Our team comprises talented individuals from top-tier companies including Meta, McKinsey, DoorDash, and Uber.Join us as we shape the future of human-AI collaboration in sales—this is just the beginning!

At Mirage, we are pioneering an AI-driven video platform that revolutionizes the production and editing process through natural language. Our innovative models harness contextual intelligence to replicate the creative decisions made by professional editors, thereby significantly enhancing productivity for experienced teams while democratizing video creation for all.Join our interdisciplinary team as we confront some of the most complex technical and creative challenges in generative media. As an early member of our team, your contributions will address foundational issues that remain largely unresolved in the industry, allowing you to make a substantial impact on the future of creative expression.Learn more about usProduct (Captions by Mirage) Research (Seeing Voices, technical-white-paper)Updates (Follow us on X / Twitter)TechCrunch, Forbes AI 50, Fast Company (press releases)Our Esteemed InvestorsWe are privileged to have the support of top-tier investors and visionary entrepreneurs, including Index Ventures, Kleiner Perkins, Sequoia Capital, Andreessen Horowitz, and many others.Please note that all roles require in-person attendance at our NYC headquarters located in Union Square.Role OverviewAs a Backend Software Engineer at Mirage, you will have the opportunity to engage in diverse areas including product development, platform engineering, and machine learning. You will be responsible for building and managing the systems, services, APIs, and machine learning pipelines that drive our product offerings. Collaborating closely with product, design, client, and AI teams, you will take ownership of critical backend systems from conception to completion, transforming ambitious ideas into robust and scalable production solutions.

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 Fluidstack: Pioneering the Future of IntelligenceAt Fluidstack, we're transforming the landscape of artificial intelligence infrastructure. Collaborating with leading AI research labs, government entities, and major corporations—including Mistral, Poolside, Black Forest Labs, and Meta—we are dedicated to delivering computing solutions at unprecedented speeds. Our mission is to expedite the realization of Artificial General Intelligence (AGI), and we are seeking passionate individuals who thrive on purpose and excellence.We take immense pride in the systems we develop and the trust we build with our clients. If you are ready to roll up your sleeves and contribute to shaping the future of intelligence, we invite you to join our innovative team.Position OverviewFluidstack, a prominent player in the cloud services arena, is on the lookout for a Software Engineer specializing in Infrastructure Platform Development. In this role, you will be instrumental in constructing the foundational platforms that support our global infrastructure and data center operations. Your focus will be on developing robust internal tools across various domains, including Configuration Management Database (CMDB), asset management, Data Center Infrastructure Management (DCIM), monitoring, observability, security, and operational automation. Collaborating with cross-functional teams, you will craft scalable and user-friendly solutions that enhance our ability to provide top-tier infrastructure services.Key ResponsibilitiesInfrastructure Platform DevelopmentDesign and implement a next-generation CMDB system to serve as the definitive source of truth for infrastructure assets, network architecture, and configuration data.Develop DCIM platforms for managing rack operations, server/GPU deployments, operating system installations, quality assurance, and white-screen activities.Create comprehensive asset lifecycle management systems encompassing receiving, racking, inventory, break-fix, and decommissioning workflows.Build monitoring and observability platforms that integrate telemetry from Building Management Systems (BMS), Environmental Power Monitoring Systems (EPMS), and IT devices, featuring intelligent alerting and incident management capabilities.Develop self-service portals and automation tools for new region initialization, post-deployment operations, and fleet-scale management.Operational Excellence & AutomationMinimize manual tasks through workflow automation and self-service tools that empower our operations and engineering teams.Create workflow orchestration systems to streamline complex multi-step processes that encompass incident, problem, and change management.

Join a Revolutionary CompanyAt Palantir, we develop cutting-edge software that transforms data into actionable insights. Our platforms enable our partners to create life-saving medical solutions, predict supply chain challenges, and solve critical societal issues like locating missing children.About the RoleIn the Defense sector at Palantir, we create essential products tailored for modern warfare. Our comprehensive ecosystem allows clients to securely manage and visualize their data, developing advanced programs for operational planning, alert systems, and resource distribution powered by sophisticated machine learning models. Our defense solutions are pivotal for daily operations in military command centers and on the battlefield.As a Backend Software Engineer at Palantir, you’ll develop scalable software that revolutionizes data utilization across organizations. You will participate in every stage of the product lifecycle, from ideation to design, prototyping, and final delivery. Collaboration with both technical and non-technical team members will be key to understanding user needs and creating effective solutions. We promote cross-team collaboration to enhance skills and share insights, allowing you to gain knowledge across various technologies and product features. You will work autonomously, making decisions independently while being supported by a community that challenges you to grow and become a technical leader.Your daily responsibilities will be dynamic, tailored to user requirements and emerging technical challenges. One day, you might collaborate with fellow engineers to design a new system for an innovative workflow; the next, you could optimize system performance for low-latency outcomes.Our Product Development teams consist of small, focused groups of Software Engineers dedicated to specific product facets. Together, they enhance user workflows and continuously improve the efficiency and reliability of our software.We seek engineers who are passionate about addressing real-world challenges and enabling developers and end-users to maximize their effectiveness. If you are driven to create reliable, high-performance, scalable systems and robust APIs, we encourage you to apply.