Staff Software Engineer - AI Research Infrastructure

Playground builds software to help child care providers manage their businesses more efficiently. The platform supports thousands of schools across the United States, with a focus on making high-quality child care more accessible. The company has secured millions in funding and holds several statewide contracts, reflecting strong momentum in the education technology space. Playground’s founders have been recognized on the Forbes 30 Under 30 list for their work in child care technology. The team values a culture where ownership and collaboration are central. Engineers at Playground regularly work together on challenging projects that have a direct impact on customers and the broader child care sector. Role overview This Staff Software Engineer position is based in New York City. The role centers on building and improving Playground’s core products as the company grows. Engineers here contribute to significant technical decisions and help shape the future of the platform. What you will do Work on complex software projects that support child care businesses nationwide Collaborate closely with other engineers and teams to deliver high-impact solutions Take ownership of technical challenges and contribute to a culture of shared responsibility Requirements Experience leading or contributing to large-scale software projects Ability to work effectively in a collaborative, team-driven environment Based in or willing to work from New York City

Role overview arch.co seeks a Staff Software Engineer to join the team in New York City. The role centers on designing and building software that advances the company’s mission. Collaboration with colleagues from various teams is a regular part of the work, with a focus on delivering solutions that have real impact. What you will do Plan and develop software features in partnership with cross-functional teams Design new systems and enhance those already in place Apply technical expertise to projects that influence the company’s direction Location This role is based in New York City.

Traba connects industrial businesses with thoroughly vetted workers, aiming to make workforce management more efficient and dependable. The company focuses on orchestrated multi-agent AI workflows to optimize supply chain operations. Investors include Founders Fund, Khosla Ventures, and General Catalyst. This Staff Software Engineer role is part of Traba’s founding team in New York City. The position focuses on backend services and platform development, with a direct line to the CTO. This engineer will help set the technical direction and build systems that support Traba’s long-term growth. What you will do Design and develop core backend services and platform components Collaborate with the CTO on architectural decisions and technical strategy Contribute to defining and refining the product and technology roadmap Build foundational systems to enable Traba’s scaling and future expansion

Welcome to Oscar! We are excited to announce an opening for a Senior Staff Software Engineer to become a vital part of our Engineering team. Oscar is pioneering the health insurance industry with a comprehensive technology platform designed to prioritize our members' needs. Founded in 2012, we envisioned a health insurance company that operates like a caring family doctor, dedicated to serving our community. About the Role As a Senior Staff Software Engineer, you will take charge of designing and enhancing our cutting-edge claims and payment processing systems within our distributed team. Your innovative work will cover a wide range of challenges, including contract and pricing configuration, system extensibility through our proprietary Domain-Specific Language (DSL), and optimizing data pipeline architecture for greater efficiency. You will leverage artificial intelligence to tackle complex problems, automating and refining processes that were previously labor-intensive and prone to errors. Your primary focus will be on constructing scalable and dependable systems that uphold the accuracy and efficiency of our claims and payment workflows. You will report directly to the Director of Software Engineering. Work Location: This position will be based out of our New York City office, following a hybrid work model that requires three days in the office each week. Thursdays will be dedicated to in-office team meetings and events, while the other two office days will be flexible based on your schedule. #LI-Hybrid Pay Transparency: The base salary for this role ranges from $192,000 to $252,000 annually. In addition, you will be entitled to employee benefits, access to Oscar's unlimited vacation policy, company equity grants, and performance-based annual bonuses.

At PermitFlow, we are transforming the construction landscape in America through the power of applied AI. Our innovative platform addresses a critical challenge in the construction industry: determining what can be built, where, and how. Our intelligent AI agents empower leading construction firms to efficiently manage permitting, licensing, inspections, and project closeouts, thereby accelerating the development of housing, clean energy, and infrastructure nationwide.Despite the construction sector's massive $1.6 trillion size, it often faces significant delays, capital wastage, and missed opportunities. PermitFlow has already enhanced the speed, accuracy, and transparency of over $20 billion in projects, enabling contractors to streamline compliance processes, mitigate project risks, and scale operations with greater assurance.As the U.S. embarks on a new capital expenditure supercycle encompassing data centers, manufacturing facilities, residential projects, and renewable energy, joining PermitFlow means contributing to the foundational AI infrastructure that will power a new era of industrialization.With over $90 million raised, including our recent Series B funding round, we are backed by prestigious investors such as Accel, Kleiner Perkins, Initialized, Y Combinator, Felicis, and Altos Ventures, alongside influential leaders from OpenAI, Google, Procore, ServiceTitan, Zillow, PlanGrid, and Uber.Our headquarters are located in New York City, where we operate on a hybrid work schedule (3 days in-office per week). We are particularly interested in candidates based in NYC or those willing to relocate.

Join Suno: Redefining Music CreationAt Suno, we are transforming the music technology landscape to unleash creativity, where your ideas harmonize into sound and your songs come alive. Our innovative platform is fueled by cutting-edge music creation models, making musical expression accessible to millions around the globe.Founded by passionate Harvard alumni just two years ago, Suno has rapidly ascended to a valuation of $2.45 billion, achieving $200 million in annual recurring revenue and securing $250 million in Series C funding in November 2025. With a dynamic team of 150 dedicated professionals across our offices in Venice Beach, Cambridge, and New York City, we are among the fastest-growing AI startups worldwide.Our iOS team has garnered over 100,000 reviews with a stellar 4.9 rating on the App Store, playing an integral role in shaping our products and driving our company's success.Position OverviewWe are seeking pioneering members to join our iOS team. In this role, you will collaborate closely with our founding team and take ownership of various technical and design decisions for Suno’s iOS application.Discover our musical tribute to this role here: https://suno.com/s/oEdmOtkZDLHCopSGKey ResponsibilitiesDesign and develop Suno’s iOS app for music creation, exploration, and listening experiences.Establish foundational abstractions and libraries for high-performance, interactive audio applications.Engage in design and product decisions across the application.Enhance the performance, aesthetics, and user experience of our products.Qualifications7+ years of experience in delivering production iOS applications.Proficient in Swift, utilizing SwiftUI and UIKit as needed.Experience in crafting fluid animations, adept at converting prototypes into robust implementations.A strong commitment to exceptional user experiences, with a focus on detail, rapid iteration, and diligence.A genuine passion for music—whether listening, exploring, or creating—is a significant advantage.Bachelor's degree or equivalent experience required.

About UsAt Adaptive, we are pioneering the future of real estate and construction with our innovative AI-native ERP solutions. As a rapidly expanding vertical AI company based in New York City, we have successfully attracted over 600 customers and secured $26 million in funding from top-tier investors including Emergence, a16z, and several prominent angel investors from leading companies such as Brex, Ramp, and Shopify.Why Join Our Team?Empower Local CommunitiesWe support the small businesses that are transforming our neighborhoods—whether it’s your favorite local café, the new home on the block, or the accessory dwelling units that help address the housing crisis. Our customers are passionate, skilled individuals who breathe life into their communities through their craft.Be at the Forefront of InnovationJoin us in a collaborative environment where your contributions are valued. Our team, composed of experts in finance, technology, and construction, is dedicated to driving success in a vast market. With our vision and momentum, we’re excited to have you on board!Your RoleWe are thrilled to announce an opening for a Staff Software Engineer at Adaptive! Your technical acumen will play a pivotal role in steering our engineering initiatives and ensuring the delivery of top-notch software solutions.Reporting directly to the VP of Engineering, you will collaborate closely with a talented team of 15 engineers and product specialists, focusing on the architecture, development, and optimization of our cutting-edge products.Key ResponsibilitiesDrive the successful execution and delivery of product priorities in partnership with the product and design teams.Lead the architectural design and technical strategy of our software, ensuring it is scalable, efficient, and secure.Align technical solutions with our business objectives and product vision.Facilitate technical discussions and decision-making processes in line with company goals and technology strategy.Mentor and nurture a team of engineers, instilling a culture of technical excellence and continuous improvement.

At Confido, we are revolutionizing the AI infrastructure that drives Consumer Packaged Goods (CPG) brands from analysis to execution. Our integrated platform streamlines cash applications, deductions, disputes, trade promotion management, forecasting, demand planning, and analytics, delivering significant time savings and enabling more intelligent financial decisions for our clients.We proudly support over 200 brands managing more than $20 billion in revenue, partnering with notable names such as OLIPOP, Simple Mills, and Dr. Squatch. With a recent $15 million Series A funding round led by Footwork Ventures and Y Combinator, we are poised for rapid growth and innovation.As a Staff Software Engineer, you will be instrumental in architecting and developing the core systems that drive the Confido platform. You will spearhead significant product and infrastructure projects, from AI-driven document processing to extensive financial analytics systems.This role offers a unique opportunity to merge technical excellence with impactful product development, collaborating closely with engineering, product teams, and clients to transform intricate operational workflows into scalable software solutions.Location: New York, NY (Relocation assistance available)

About SunoSuno is an innovative music company dedicated to amplifying creativity, transforming ideas into sound, and enabling users to create their unique songs. Our flagship product utilizes state-of-the-art music-generation technology, allowing everyone, regardless of their background, to produce professional-quality tracks with original beats, instruments, and vocals. We are also developing a distinctive ecosystem of musical tools, including Suno Studio, a professional audio editing suite, and Hooks, a novel platform for creating and sharing immersive music videos.Founded by Harvard graduates with a shared passion for music, Suno has rapidly grown, achieving $200 million in subscription revenue within just two years. As of November 2025, our valuation stands at $2.45 billion, and we have successfully raised $375 million in venture capital. With over 100 million songs created on our platform, our talented team of 150 bandmates collaborates across offices in Boston/Cambridge, Venice Beach, San Francisco, and New York City.Our Android team, boasting over 10 million downloads and a 4.9 rating, plays a crucial role in shaping the future of our products and driving our company's success.About the RoleWe are seeking passionate early members for our Android team. In this role, you will work closely with the founding team, taking ownership of diverse technical and design decisions for Suno's Android application.Check out the Suno song we made about this role: https://suno.com/s/oEdmOtkZDLHCopSGWhat You’ll DoDesign and develop Suno’s Android application for music creation, exploration, and listening.Create foundational abstractions and libraries to deliver high-performance, interactive media experiences.Lead feature development from inception through to launch and beyond.Contribute to product and design decisions across the application.Enhance the performance, aesthetics, and user experience of our products.What You’ll Need7+ years of experience in developing and deploying production Android applications.Proficient in Kotlin with advanced programming skills.Experience with contemporary Android development frameworks and industry best practices.Strong understanding of mobile UI/UX principles and design patterns.Proven ability to work collaboratively in a fast-paced team environment.

Anthropic is hiring a Staff Software Engineer to focus on Node Infrastructure. This position is based in San Francisco, New York City, or Seattle. Role overview This role centers on designing, building, and maintaining the core systems that support Anthropic’s services. The work directly affects the reliability and scalability of the company’s AI offerings. Collaboration Work closely with a skilled engineering team to develop infrastructure that supports high-quality AI solutions. The team values input and hands-on problem solving from every member. Impact Efforts in this role help ensure Anthropic’s services remain stable and can grow as demand increases. The systems you help create will play a key part in the company’s ability to deliver dependable AI products.

Join Decagon as a Staff Software Engineer specializing in Agent Orchestration. In this pivotal role, you will leverage your technical expertise to develop and optimize orchestration systems that enhance our agent capabilities. You will collaborate with cross-functional teams to innovate and implement software solutions that drive efficiency and performance.

Join Databricks as a Staff Software Engineer focused on AI Research Infrastructure. In this pivotal role, you will contribute to the development of cutting-edge AI technologies that push the boundaries of innovation. Collaborate with a team of experts to design and build scalable solutions that empower organizations to harness the full potential of AI.

About AlphaSense: AlphaSense empowers the world's leading companies to eliminate uncertainty in decision-making. Our platform offers unparalleled market intelligence and search capabilities, powered by advanced AI technology, delivering trusted insights from a vast array of reliable sources. Our extensive content universe includes equity research, company filings, event transcripts, expert calls, news articles, trade journals, and proprietary client research. The recent acquisition of Tegus by AlphaSense in 2024 enhances our collective mission to enable professionals to make informed decisions through AI-driven insights. Together, we are accelerating growth, innovation, and content development, providing users with the tools to extract deeper insights from thousands of data sets. With over 6,000 enterprise clients, including a significant number of S&P 500 companies, AlphaSense is a leader in the industry. Founded in 2011 and headquartered in New York City, we have a diverse workforce of over 2,000 employees globally, with offices in the U.S., U.K., Finland, India, Singapore, Canada, and Ireland. We invite you to join our journey!About the Team:Our Product & Engineering team thrives on innovation, collaboration, and continuous enhancement of our platform. We foster a vibrant work culture where our team members can develop professionally while engaging with cutting-edge technology that defines the future of AI and search.At AlphaSense, we understand that diverse backgrounds and viewpoints are essential for our success. We are dedicated to cultivating an inclusive environment where every employee feels valued and empowered to express their authentic selves.About the Role: We are on the lookout for a Staff Software Engineer who will spearhead the design, evolution, and reliability of our global financial data extraction and normalization system. This platform processes filings in various formats (HTML, PDF, APIs, spreadsheets), extracting and standardizing financial data through a blend of AI and deterministic systems, delivering traceable and trustworthy outputs at scale to financial service teams and clients.This individual will be responsible for the self-sourcing and extraction framework utilized by multiple teams across the organization. Presently, human validation serves as a safety net. Your objective is to systematically decrease reliance on human input by enhancing system accuracy, assurance, and trustworthiness, all while maintaining speed and scalability.

Scribd, Inc. brings together products like Scribd®, Slideshare®, Everand™, and Fable, all focused on moving people beyond basic access to information toward deeper understanding and hands-on expertise. Workplace Culture Authenticity and bold thinking shape daily work at Scribd. The team values open debate, welcomes fresh challenges, and keeps customer needs central to decisions. Through the Scribd Flex program, employees enjoy a blend of remote work and intentional in-person gatherings. While most tasks happen remotely, occasional onsite meetings help strengthen collaboration and community ties. Scribd seeks individuals who demonstrate “GRIT”: passion and perseverance in pursuit of long-term goals. This mindset guides how teams set objectives, deliver on commitments, and solve problems together. Developer Tooling Team This group designs and maintains the tools, frameworks, and platforms that support Scribd’s engineers throughout the software development lifecycle. Their work includes updating infrastructure, refining build and deployment processes, and introducing collaborative AI features that enable developers to work with AI agents. These efforts directly improve productivity and enhance the developer experience across the company. Role overview The Staff Software Engineer for the AI Developer Platform plays a key role in shaping how Scribd approaches software development in an AI-first environment. This position sets the technical direction for the agentic engineering platform, guiding hundreds of engineers as they use coding agents to write, review, and deploy code across Scribd’s technology stack. The role also focuses on improving the development environment to enable effective collaboration between AI agents and human engineers. Developing the agentic engineering strategy requires close partnership with senior leadership to ensure alignment with company goals.

At Otter, we are on a mission to create the ultimate operating system for restaurants. Our Money team serves as the financial backbone of our platform, ensuring that every transaction is processed, transferred, and recorded with outstanding precision and trustworthiness. We build the essential infrastructure that enables restaurants to manage payments, receive funds, and expand their businesses.We seek an experienced Staff Software Engineer to join us in designing and developing the next generation of our financial products. You will face intricate challenges in areas such as payment processing, fund transfers, fraud prevention, and financial reconciliation.

Standard Template Labs is an innovative startup operating in stealth mode, dedicated to revolutionizing IT Service and Configuration Management through AI technologies. Supported by prominent investors, we are at the forefront of integrating AI, graph-based architectures, and cutting-edge design to transform enterprise technology management.About the Role:We are seeking a Staff Software Engineer who excels at the crossroads of AI systems design, large-scale distributed infrastructure, and product innovation. In this role, you will spearhead technical projects that manifest AI-native functionalities—developing resilient, scalable systems that incorporate LLMs, data-driven automation, and graph intelligence into enterprise processes.This position is ideal for a hands-on leader who is not only proficient in coding but also adept at mentoring others and shaping technical strategies in an AI-centric environment.Key Responsibilities:AI-Driven Systems EngineeringCraft and implement AI-native architectures that integrate LLMs and intelligent automation into ITSM and CMDB workflows.Utilize LLMs, embeddings, and retrieval pipelines to enhance natural language interfaces, knowledge synthesis, and reasoning within our platform.Collaborate with product, design, and data teams to embed AI throughout the product experience—from backend systems to user-facing features.Technical OwnershipTake end-to-end ownership of intricate systems: design, architecture, deployment, and reliability in production.Navigate architectural choices while balancing immediate performance with long-term scalability and sustainability.Contribute to defining our AI-first engineering stack and methodologies for prompt orchestration, model integration, and continuous learning.Hands-On EngineeringDevelop clean, scalable, and testable code that pushes the boundaries of AI-enabled systems.Design and enhance distributed, event-driven systems and APIs capable of handling data and inference at scale.Perform in-depth code reviews and optimize performance across high-traffic production environments.

Why Join Moonshot AI?Envision a web that autonomously transforms itself to enhance sales, improve conversions, and accelerate growth.At Moonshot AI, we’re pioneering this future by integrating generative AI, extensive data processing, and innovative experimentation into a self-adaptive online ecosystem.As a well-capitalized, early-stage startup with grand ambitions, your role here transcends that of a typical employee — you’ll actively contribute to shaping the company’s technical and cultural foundation. If you've ever aspired to have the freedom of a founder while being supported by elite investors, this opportunity is for you.What You'll Create & LeadIn the position of Staff Software Engineer, you will serve as the technical cornerstone of Moonshot's evolution engine, responsible for designing scalable systems, steering engineering strategy, and mentoring your colleagues.Your work will blend hands-on expertise with high-level architectural insight, transforming visionary ideas into technical realities.You will:Innovate at the forefront of generative AI - develop systems that empower AI to autonomously reason, experiment, and implement tangible changes to the web.Architect the next generation of our experimental engine - ensuring it is scalable, observable, fault-tolerant, and capable of handling millions of daily events.Design and advance our backend infrastructure utilizing Python (Flask-RestX), serverless AWS, and various data pipelines (ClickHouse, Postgres, Kinesis, Firehose, S3).Lead technical strategy - establish our engineering principles and evolve the architecture across microservices, data ingestion, and LLM-driven systems.Mentor and uplift - enhance the skills of senior and mid-level engineers through code reviews, collaborative programming, and detailed design documentation.Collaborate across teams - partner with AI, product management, and data science to translate business objectives into robust systems.Prototype and expand boundaries - rapidly bring concepts to production while balancing experimentation with thoroughness.Enhance performance, security, and reliability as we scale towards SOC 2 certification and enterprise clientele.This role emphasizes technical leadership without the responsibilities of people management: pure design, significant leverage, and complete ownership.

At Compass, we are dedicated to helping everyone discover their ideal place in the world. Established in 2012, we are transforming the real estate landscape with our comprehensive platform that enables residential real estate agents to provide unparalleled service to both sellers and buyers.As a Staff Software Engineer in the Transaction Journey organization, you will leverage your expertise in microservices-based architecture to develop impactful products for our customers. Your leadership will be vital in designing and creating services that enhance the consumer experience and support the expansion of the world’s most scalable brokerage. You will spearhead a team focused on building a collaborative transaction management platform that simplifies the home buying and selling process, empowering agents to oversee transactions from initial contact to closing, including accessing local forms and managing document signatures and offers.You are an engineer who thrives on crafting well-defined APIs that prioritize user-friendliness. You value having your insights contribute to product and business strategies. A passion for learning and sharing knowledge defines your approach. Your communication skills are exceptional, and you strive to ensure mutual understanding.Your designs prioritize fault tolerance, scalability, high availability, and rigorous testing, adhering to best practices such as the single responsibility principle.Your code focuses on modularity and reuse. You take pride in delivering robust, peer-reviewed, and well-tested code that aligns with industry best practices. You possess strong opinions regarding code structure, style, and development methodologies.At Compass, You Will:Provide strategic direction and ownership of Compass software architecture.Build, develop, and scale the platform that supports real estate professionals, buyers, and sellers.Become a domain expert in real estate technology, serving as an empathetic partner to our customers.Inspire, recruit, and mentor fellow engineers.Lead the architecture of our distributed microservices framework.Operate within a scalable engineering culture that employs modern principles of decoupled systems and automated CI/CD/testing/monitoring to enhance efficiency.Execute using standard agile development methodologies.Join a dynamic team with significant visibility and exciting projects ahead.

About AtriaAtria is an innovative membership-based preventive healthcare practice offering state-of-the-art primary and specialty care across New York, South Florida, and soon, Los Angeles (2026), alongside global 24/7 telemedicine services.Our diverse team of over 60 esteemed in-house physicians is dedicated to delivering proactive, preventive, and precision-based care tailored for Atria members and their families. Our mission is to enhance both lifespan and healthspan through comprehensive screenings, advanced therapeutics, and personalized interventions aimed at disease prevention and early detection.Every member’s healthcare journey is guided by a dedicated Chief Medical Officer who collaborates with specialists in various fields, including cardiology, neurology, pediatrics, women’s health, endocrinology, integrative health, performance and movement, and nutrition.Through our nonprofit Atria Research Institute and Public Health Institute, we strive to expedite the application of medical innovations and broaden access to preventive care for a wider audience.Atria Health is in search of a Staff Software Engineer who can seamlessly navigate across domain product teams (Clinical Experience, Member Experience, and Care Delivery) as well as our technical infrastructure (web, mobile, backend, cloud).This senior individual contributor role will involve:Offering cross-team technical guidanceLeading intricate, multi-team projects from conception to deploymentCollaborating closely with Product, Design, and Clinical leaders to achieve measurable resultsEngage with product managers and engineering leads to shape feature development, ensure architectural integrity across teams, and oversee the complete execution of complex projects. Your responsibilities will range from defining solutions to establishing robust monitoring and clear analytics in Mixpanel, reflecting a deep commitment to both our building process and our objectives.