Staff Software Engineer - Node Infrastructure

About PineconePinecone is a pioneering vector database that empowers developers to create precise and high-performing AI applications at scale. Our mission is to enhance AI's knowledge capacity, enabling over 9,000 customers across diverse industries to launch AI solutions swiftly and confidently using our user-friendly technology. Headquartered in New York, we have successfully raised $138 million in funding from esteemed investors including Andreessen Horowitz, ICONIQ, Menlo Ventures, and Wing Venture Capital.About the Team and Role:Become a vital part of a dedicated team focused on designing and constructing resilient, real-time distributed systems for an innovative database. Our values center on performance, reliability, scalability, continuous learning, and fostering a fun working environment. Whether you are an experienced programmer or just starting your journey, your enthusiasm for technology and eagerness to learn will make you a great fit.Who We Are:We come together to collaborate and innovate technologies that make a meaningful impact, surrounded by individuals who truly care.We prioritize enhancements in areas like tail latencies, byte throughput, cache hit rates, and overall operational efficiency.We believe in continuous learning and that even the most intricate challenges can have straightforward solutions.What You’ll Do:Collaborate with team members to design and develop database features that drive AI applications.Learn how to optimize performance and ensure reliability within distributed systems (we'll provide guidance along the way).Assist in maintaining Pinecone's smooth operation on leading cloud platforms.Take charge of your projects and enhance your skills on a daily basis.Have fun while you work!Who You Are:5+ years of professional experience in programming languages such as Rust, Go, C++, or similar.You possess a genuine curiosity about distributed systems and are eager to tackle complex technical challenges.You approach problems with creativity and determination, comfortable in seeking feedback and asking insightful questions.You are enthusiastic about learning, value constructive criticism, and appreciate mentorship.Bonus Points:Hands-on experience with cloud providers such as AWS or GCP is a plus.

At Tiger Data, previously known as Timescale, we are dedicated to empowering developers and businesses with the fastest PostgreSQL platform, expertly crafted for transactional, analytical, and agentic workloads. Trusted by thousands of organizations worldwide, Tiger Data accelerates real-time insights, drives intelligent applications, and supports critical infrastructure at scale. Our globally distributed, remote-first team is committed to direct communication, accountability, and collaborative excellence, as we shape the future of data infrastructure designed for speed, flexibility, and simplicity.We are on the lookout for exceptional database engineers to join our dynamic team. In this role, you will design, code, and test the core components of our PostgreSQL-based database. Our focus is on building a scalable, reliable, robust, user-friendly, secure, and high-performance database. Strong systems-building experience and expertise in C are essential, along with a solid understanding of query optimization and database systems. Ideally, you will have existing PostgreSQL expertise or demonstrate a keen interest and aptitude to become an expert.This position is fully remote and full-time.Key Responsibilities:Contribute significantly to the design and development of new database capabilities, including analytics, clustering, distributed operations, query, and storage optimizations.Develop, test, and launch new features and functionalities from our database technical roadmap.Continuously enhance, optimize, and test the existing features of TimescaleDB.Enhance infrastructure for evaluating and testing database correctness and performance.Collaborate closely with our Cloud Engineering team to deliver a world-class experience for our Tiger Data customers.Provide high-level technical support to valued customers, gaining insights into their needs and experiences.Be a collaborative and approachable teammate, engaging in code reviews and supporting fellow engineers.Ideal Candidate Profile:5+ years of engineering experience.Proven expertise in building industrial-strength software in C/C++ for large codebases.Experience with PostgreSQL internal development is highly desirable but not a strict requirement.Strong understanding of SQL, query processing, database engines, concurrency control, data replication, and/or distributed systems.A genuine passion for building exceptional database solutions.

Standard Template Labs is a visionary startup operating in stealth mode, dedicated to revolutionizing IT Service and Configuration Management through the power of AI. Supported by esteemed investors, we are utilizing cutting-edge AI technologies, graph-based architecture, and superior design to redefine how enterprises interact with their technology ecosystems.About the RoleAs we expand our SaaS platform to accommodate increasingly intricate enterprise environments, the significance of our graph-based data architecture is growing. We seek a Senior Software Engineer with extensive expertise in developing and scaling graph-centric, multi-tenant data systems for large-scale SaaS applications.In this pivotal role, you will be responsible for advancing our graph data tier—designing high-performance, secure, and scalable graph models and storage strategies that facilitate complex relationships, deep querying capabilities, and insightful analytics across multiple tenants.This hands-on, impactful position will allow you to influence the technical framework of how we represent, store, navigate, and analyze interconnected enterprise data at scale.Key ResponsibilitiesGraph Data ArchitectureArchitect, refine, and optimize our multi-tenant graph data model, encompassing node/edge schema design, relationship modeling, partitioning, and traversal strategies.Establish and implement tenancy models for graph storage—balancing shared-graph versus tenant-isolated subgraphs, hybrid partitioning, or database-per-tenant graph deployments.Create robust data architecture for graph sharding, indexing, and high-throughput traversal, ensuring rapid response times for queries as the complexity and size of the topology expands.Backend & Data Layer EngineeringDevelop backend services that extensively interact with data stores, including APIs, data access tiers, ingestion workflows, and graph mutation/query pipelines.Enhance query performance through indexing enhancements, caching strategies for subgraphs, optimized traversal patterns, and distributed graph execution.Multi-Tenancy & Platform ScalabilityLead the strategic decisions surrounding multi-tenant graph architecture including tenant boundaries, access control models, resource isolation, and performance equity.Implement tooling for tenant onboarding, migrations, provisioning, graph expansion, and lifecycle management.Collaborate with cross-functional teams to ensure the successful integration of graph data architecture into our SaaS platform.

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

About the Role Traba is hiring a Staff Software Engineer in New York City, NY. This senior-level role focuses on designing, building, and maintaining software systems that support business goals. The position calls for strong technical experience and a hands-on approach to solving complex problems. What You Will Do Design and implement software systems that support Traba’s products and services Maintain and improve existing codebases Work closely with other engineers and cross-functional teams to deliver reliable solutions Contribute technical expertise to key architectural decisions

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.

Role overview Betterment seeks a Senior Staff Engineer to help shape the future of its technology. This position is based onsite at Betterment HQ in New York City. What you will do Lead complex engineering projects from initial planning through to execution Mentor junior engineers and support their technical development Collaborate with product and design teams to launch new features and refine existing ones Apply deep technical knowledge to strengthen Betterment's investment platform and create value for clients

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

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.

At Astronomer, we empower data teams to transform crucial software, analytics, and AI into reality. We are the creators of Astro, the premier unified DataOps platform leveraging Apache Airflow®. Astro streamlines the creation of dependable data products that unveil insights, drive AI value, and facilitate data-driven applications. Trusted by over 800 leading enterprises globally, Astronomer enables organizations to maximize their data capabilities. Discover more at www.astronomer.io.About This Role:At Astronomer, we are redefining the management of Apache Airflow at scale. Our R&D organization is composed of some of the brightest minds in cloud infrastructure and open-source software.We are seeking a top-tier Staff+ level engineer to join our team and shape our Data and Database strategy as we enhance our platform's reliability, cost-effectiveness, and growth trajectory.You will play a pivotal role in designing, building, testing, and deploying our production infrastructure. Your contributions will directly impact the development of Astro, Observe, and our IDE product, as well as how global organizations orchestrate scalable data pipelines—making them faster, more reliable, and easier to manage.Your Key Responsibilities:Become a subject-matter expert in data management at scale. Astronomer's platform utilizes various databases and data sources, and as our needs evolve, we require a database and data platforms expert to oversee our data storage, retrieval, security, and curation processes.Our technology stack is primarily Postgres-based, supplemented with blob storage and specialized options for specific data types. You will advise, design, and lead the development of the data systems necessary for our continued growth. This technical role requires active participation in building these systems and ensuring their suitability.You will be at the forefront of collaboration within our Platform Engineering team and the broader R&D group.Blaze a Trail: Take ownership of our database and comprehensive data strategy, with the authority and responsibility to match—this role reports directly to the VP of Reliability.Be an Owner: Participate actively in decision-making processes regarding our data architecture.

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)

Join MongoDB as a Senior Software Engineer within the Atlas Clusters Organization, a team that's pivotal in developing MongoDB Atlas, our premier database-as-a-service offering and the fastest-growing product in our portfolio. Atlas empowers users to effortlessly deploy secure, fault-tolerant, and globally distributed MongoDB clusters within minutes. You will be instrumental in crafting software that interfaces with major cloud providers (AWS, Azure, and GCP) to ensure security, durability, availability, and performance across all MongoDB deployments. The Atlas Clusters Security team is dedicated to delivering a top-tier cloud database security experience to our diverse clientele. Our team works on developing and maintaining essential systems for cluster networking, data encryption, database authentication, and more, enabling critical applications around the globe. This position is available in New York City with the flexibility of a hybrid work model or can be remote for candidates on the East Coast.

About HoneHone is revolutionizing healthcare with our innovative online medical clinic that focuses on enhancing longevity and empowering individuals to take charge of their health. By leveraging advanced scientific research, we help both men and women unlock their full potential. Our team is at the core of our mission, driving our success through our commitment to our brand values:Champion Patient NeedsExecute RelentlesslyCommunicate ConstructivelyCollaborate GenerouslyTurn Obstacles Into OpportunityGive With GratitudeAs a fully virtual organization since our inception, Hone continues to embrace a remote-first culture.Our Ideal CandidateWe are seeking a mission-driven Senior Data Engineer who is a proactive multi-tasker dedicated to making a meaningful impact. The ideal candidate thrives in a dynamic, fast-paced environment and is eager to tackle challenges with enthusiasm. They possess a strong collaborative spirit and excel in both independent and team-oriented tasks, fostering open communication. With a commitment to learning and development, they exhibit humble leadership while driving initiatives to help others live longer, healthier lives.The RoleAs a Senior Data Engineer at Hone, you will report directly to the Senior Director of Data, Analytics, and Machine Learning. Your primary responsibility will be to develop and maintain the pipelines and infrastructure that facilitate analytics, reporting, and machine learning projects. Additionally, you will play a key role in constructing a longevity ontology knowledge graph. This position is perfect for someone with over 5 years of experience looking to expand their influence and technical expertise within a collaborative team.Primary ResponsibilitiesYour key responsibilities will include (but are not limited to):Developing, maintaining, and optimizing reliable data pipelines using SQL, dbt, and Python.Building and managing an ontology graph database with CosmosDB and Gremlin.Leveraging agentic AI to streamline and automate pipeline development.Working alongside Analytics Engineers, Data Scientists, Analysts, and Software Engineers to transform and structure data to fulfill business objectives.

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.

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.

Role overview The City of New York needs a Database Engineer to manage and improve large-scale database systems. This position centers on keeping databases reliable and supporting data quality, performance, and security across city departments. What you will do Maintain and optimize complex databases that support city operations Collaborate with teams from various departments to address project and data requirements Support efforts to keep data accurate, secure, and available as needed Location This role is based in New York City.

About the RoleWe are seeking a highly skilled Senior or Staff-level Software Engineer to become part of our dynamic Backend Platform team.This team is dedicated to developing and maintaining Hex's foundational compute platform, which is the core engine behind all code execution, SQL querying, and data processing within the Hex application. Our platform supports everything from the essential notebook interface and published applications to the sophisticated data functionalities demanded by our AI agents.Our dual mission is to create a compute platform that is not only incredibly user-friendly and easy to develop on but also exceptionally fast and efficient. Engineers on this team thrive at the rewarding intersection of systems architecture, API design, and advanced performance optimization.What You Will DoAs a member of the Backend Platform team, you will engage in projects that involve high technical complexity across the entire stack, from our backend data systems to the frontend of Hex’s collaborative notebook interface.Here are some of the exciting projects you might work on:Leveraging DuckDB to facilitate seamless data interoperability between Python and SQL written by our users or AI agents.Creating intelligent caching systems to enhance customer data query performance.Implementing a graph-based dependency framework to optimize multi-step execution plans.Instrumenting complex, multi-language systems to identify and resolve performance bottlenecks.Developing visualizations for the product to assist users in understanding the performance characteristics of their code.About You6+ years of engineering experience with complex, data-driven systems or applications.Expertise in Python, SQL, Jupyter kernels, and/or data warehousing systems.Strong familiarity with industry trends in data processing, databases, and efficient data architectures.A passion for delving into intricate codebases and designing elegant abstractions that enhance correctness and developer productivity.A relentless desire to analyze and optimize every millisecond of performance.A strategic mindset that aligns with business and product goals while maintaining a balance between speed and engineering excellence.Experience working in a remote-first environment and possessing strong communication skills in that context.This position is fully remote anywhere within the US Eastern timezone, with the option to work from our NYC office.