Founding Engineer at Meridian | New York City

About MeridianAt Meridian, we are pioneering the development of the first multi-agent platform designed to empower enterprise brands in marketing and selling to AI technologies.With the shift from traditional search engines to cutting-edge AI platforms such as ChatGPT, Gemini, and Claude, businesses must adapt to ensure their visibility and representation within these systems. We are creating the solution that enables this transition. Already utilized by hundreds of clients, our core concept is validated, and this is your chance to significantly influence our journey as we grow.The RoleAs a Founding Engineer, you will collaborate closely with the founders to build the fundamental systems that enhance Meridian's operations. You will tackle complex, high-stakes challenges and transform them into reliable software solutions that function autonomously in production environments.This position is ideal for engineers who seek extreme ownership, rapid execution, and the chance to shape a company from the ground up.Your ResponsibilitiesEnd-to-End Ownership: Tackle loosely defined business challenges and drive them from conception through system design, implementation, and iteration; you are accountable not only for coding but also for defining the necessary features and ensuring their real-world efficacy.Agent Design and Development: Develop internal tools and systems that facilitate Meridian's ability to define, execute, and monitor intricate workflows, gradually enabling these systems to manage workflows autonomously.Data and Decision Systems: Construct and refine the pipelines that fuel our platform, including data ingestion, analysis, AI model orchestration, evaluation, and feedback loops that enhance system performance over time.Practical Problem Solving: Comprehend user and agent search behaviors across various markets, identify signals utilized by AI systems to generate responses, and develop fully autonomous workflows.Strategic Technical Decisions: Make impactful trade-offs that shape the long-term development of our product and company, prioritizing actions that significantly contribute to our mission.Company Shaping: Collaborate closely with founders and the initial team to influence product direction, system architecture, and engineering culture.

Join Meridian as a Founding Backend Engineer and play a pivotal role in crafting the foundational systems that drive our cutting-edge AI capabilities. In this exciting position, you will be tasked with developing scalable APIs, efficiently managing vast datasets, and establishing a robust and high-performance backend infrastructure.Key ResponsibilitiesDesign and develop resilient backend systems that facilitate AI-driven analytics.Create scalable APIs that provide real-time insights and streamline data management.Enhance data processing pipelines for both large structured and unstructured datasets.Maintain system security, performance, and reliability throughout the tech stack.Collaborate closely with front-end engineers and data scientists to implement impactful features.Make critical technical decisions, balancing speed and long-term sustainability.Candidate ProfileDemonstrated expertise in backend development, supported by a strong portfolio or GitHub repository.Proficiency in Node.js, TypeScript, and Python, with practical experience in scalable backend solutions.In-depth knowledge of database systems (PostgreSQL, S3, data lakes) and adept at efficient query design.Proven history of developing robust data pipelines and experience with distributed systems.Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Docker, Kubernetes).Strong understanding of security best practices, API authentication, and performance optimization.Thrives in a dynamic, high-performance startup environment.Experience in system prompt engineering and LLM output evaluation is a plus.

About SolvaSolva is pioneering the development of artificial intelligence solutions tailored for the insurance industry, transforming a colossal $8 trillion market, with a primary focus on claims management. Our operations are bolstered by a $6 million investment from prominent backers including First Round, Y Combinator, SV Angel, and notable angel investors like Paul Graham, who have previously supported industry giants such as OpenAI, Google, Stripe, Anthropic, Databricks, and GitHub. We are proud to have an advisory board composed of seasoned insurance executives and entrepreneurs.Our team has a proven track record, having played a crucial role in establishing Europe’s fastest-growing InsurTech and founding a licensed EU bank that handles payments exceeding €1 billion annually. We are on a mission to revolutionize one of the world’s largest sectors by reimagining it through the power of AI.Solva is recognized as a Y Combinator S25 company, rapidly emerging as one of the most dynamic and well-capitalized startups in the industry.About the RoleAs a Founding Engineer, you will collaborate with a team of seasoned entrepreneurs and former Apple engineers. You will set the standards for AI security and accountability, creating best practices where none currently exist. We value those willing to tackle challenging problems head-on and innovate in meaningful ways. Your contributions will be pivotal in shaping our core product and expanding our engineering team.Your responsibilities will vary, from delving deep into backend systems and cloud infrastructure to making architectural decisions that impact multi-billion dollar claims processes.This position offers true ownership. You will not only write code but also influence the technical direction, lead initiatives on new projects, and help cultivate a strong engineering culture from the ground up.What You Will DoDesign and implement production systems for our core offerings.Take charge of infrastructure and backend technologies (Go, Python, Postgres, GCP/AWS, Kubernetes, Terraform, CI/CD).Engage across the tech stack as necessary (React, Vite, TypeScript).Deliver quickly, iterate based on customer feedback, and transform complex issues into clean, scalable solutions.Help foster an exceptional engineering culture and play a significant role in shaping our long-term technical vision.What We Are Looking ForA standout candidate who has developed impressive projects in the AI domain.Extensive backend and infrastructure experience (cloud services, infrastructure as code, system scalability, observability).Proven ability to make technical decisions while balancing practical solutions and long-term design goals.A strong desire to innovate and contribute to the future of AI in the insurance sector.

Founding Engineer - ScendWho We AreAt Scend, we are dedicated to revolutionizing the M&A landscape and enhancing efficiency within private markets. Backed by leading investors such as Pear VC, we have a strong team and early customers, positioning us for significant growth.Join our lean, high-impact team that thrives on creating stunning, functional products. Our diverse backgrounds span M&A, private equity, consumer fintech, and the vibrant Python open-source community, uniting us in our passion for excellence.Our Values (DEAL)Deliver: Every team member contributes by shipping code, designing features, or engaging directly with customers to transform ideas into tangible products.Empower: We believe in taking initiative beyond job titles. If you spot a challenge or an opportunity, you are encouraged to act.Align: Collaboration is key; we tackle challenges together with openness and humility.Learn: Our culture thrives on exploring new ideas, tools, and methodologies.The RoleAs a founding engineer, you'll collaborate closely with our founders to shape the product and architecture from inception. Your involvement as an early team member will greatly influence system design and our engineering culture. While prior experience is not mandatory, familiarity or interest in LLMs and Machine Learning will be highly valued.ResponsibilitiesDesign & Build: Create scalable, high-performance APIs to deliver financial data and develop them into product features.AI-Powered Systems: Utilize LLMs to generate datasets and research reports, applying evaluations and fine-tuning for accuracy.Data Processing: Handle large datasets using Airflow, Pandas, and Spark.Web Crawling: Build robust systems for crawling websites and documents from the internet.Infrastructure: Oversee infrastructure management with Terraform, Docker, AWS ECS, and monitoring solutions such as Sentry and CloudWatch.RequirementsA minimum of 2 years in developing scalable software systems.Proficient in Python and SQL.Preferred: Comfortable with data processing frameworks like Airflow, Pandas, and Spark.Preferred: Familiarity with infrastructure automation tools such as Terraform.

Join Us as a Founding Fullstack Engineer!Location: New York City (5 days on-site) · Competitive salary + equity + benefits.Overview: Help create the essential product for nuclear operators. Take complete ownership of features. This is a high-impact role at the forefront of innovation.Our MissionAt Everstar, we are revolutionizing the nuclear power industry by creating an intelligence layer that makes nuclear energy truly deployable—reducing regulatory workflows from months to mere days. Our platform, Gordian, is already utilized by utilities, advanced reactor companies, and hyperscalers, combining deep nuclear expertise with world-class product execution at a startup pace.We are seeking a Founding Fullstack Engineer who can transform complex engineering and regulatory workflows into seamless, production-ready software.Join the Apollo Team of Nuclear and collaborate with engineers from leading companies like Tesla, SpaceX, and Google, while learning from nuclear and national security experts with backgrounds at the Nuclear Regulatory Commission and CIA.Your RoleThis is an ownership-driven role with a focus on product development, not just a contract or feature factory.You will design and implement product features from start to finish—covering everything from database architecture to API contracts to meticulous UI design, with a ratio of 60% frontend and 40% backend work. You'll have the autonomy to make technical decisions and the responsibility to drive results.Your responsibilities will include:Creating user-centric features: transform complex regulatory workflows into elegant, user-friendly UI/UX that nuclear professionals will appreciate.Owning the technology stack: develop APIs, optimize database queries, implement front-end interactions, and troubleshoot production issues as needed.Defining product standards: you will have the opportunity to shape our approach to code quality, design systems, testing, and the overall product development life cycle.Collaborating with experts: engage with nuclear subject matter experts and AI engineers to understand intricate requirements and deliver effective solutions.Balancing speed and craftsmanship: continuously iterate on designs and features based on user feedback and evolving needs.

Join the Future of Legal Services with Crosby!At Crosby, we are revolutionizing the legal landscape. Our innovative team of technologists and legal experts is dedicated to transforming corporate legal services through cutting-edge technology and collaborative workflows. Our goal is to streamline the review of complex documents, enhancing speed and quality in the legal profession.Founded by Ryan (Penn, Stanford Law, former Cooley attorney, and GC) and John (Penn M&T, ex-Ramp, and ex-Google), Crosby is built on the belief that:A robust legal system is fundamental to a prosperous society.Legal practice merges art and science; we aim to define this balance by systematizing the process while enhancing human judgment where it matters.True AI application in law is about delivering outcomes, focusing on quality legal work executed efficiently.We thrive on an in-person culture at our NYC headquarters.The Opportunity:As our Founding Frontend Engineer, you will spearhead the user experience for the Crosby platform. Your mission will be to craft visually appealing, user-friendly, and highly functional interfaces that enable our legal team to operate with unmatched efficiency. Collaborating closely with our founders, product team, and legal professionals, you'll transform intricate workflows into seamless user experiences. This is an unprecedented opportunity to build our frontend architecture from the ground up, create our design system, and set the benchmark for quality and performance.Your Responsibilities:Frontend Architecture: Develop the core frontend of the Crosby platform utilizing modern frameworks such as React, Vite, and TanStack.User Experience Design: Design and implement high-performance user interfaces tailored for complex, data-rich legal workflows.Rapid Prototyping: Collaborate with product and our in-house legal team to swiftly prototype and refine user-facing features.Codebase Foundation: Establish a sustainable frontend codebase, which includes a comprehensive component library and design system.Collaborative Development: Coordinate with backend engineers to design and implement APIs that ensure a cohesive user experience.Team Growth: Contribute to building and mentoring our engineering team.

Hello, I'm Brian, the Co-Founder of Egra. We have recently secured $5.5M in funding to develop foundational models for brain signals, and we are on the hunt for our inaugural research engineer.From day one, you will possess full ownership of your projects. Forget about lengthy onboarding processes, waiting for approvals, or navigating through bureaucracies. Here, you will collaborate directly with the founders on complex technical challenges, armed with the resources necessary to address them. You will define the architecture of our infrastructure, make pivotal engineering choices, and construct the systems that drive our research forward. If you excel in an environment that values high agency and wish for your contributions to directly influence the company's direction, this is an exceptional opportunity.Key ResponsibilitiesEEG, or electrical activity of the brain recorded from the scalp, is one of the most challenging real-world signal modalities in machine learning due to its low signal-to-noise ratio, significant subject variability, and inconsistencies across devices. Most shy away from these challenges.As our founding research engineer, you will oversee the systems that facilitate our research. Specific projects you will manage include:Creating versioned and reproducible preprocessing pipelines for EEG data from various sources, including device-specific normalization, channel mapping across montages, artifact detection, and signal quality assessments. Your systems will be able to instantly respond to queries like, "Which preprocessing version generated this result?"Designing infrastructure for experiment tracking and training that allows us to conduct numerous pretraining experiments concurrently without losing track of changes in hyperparameters, data splits, preprocessing versions, and model checkpoints, ensuring everything is linked and reproducible.Developing a data ingestion system capable of assimilating various EEG formats (EDF, BDF, BIDS, proprietary device exports) and normalizing them into a clean, internal representation.Enhancing training pipelines for optimal throughput on noisy, variable-length signal data using mixed precision, intelligent batching across different recording lengths, and efficient data loading for datasets that don't conform to standard loaders.Our VisionWe are aspiring to create a world where thought serves as an interface.Imagine composing a message silently as it types itself. Or navigating an AR display without any physical interaction. Our software aims to adapt to your cognitive state in real time, establishing a universal interface between human thought and digital interaction.

Join Noto as a Founding EngineerNoto is on a mission to revolutionize the after-school business landscape by creating an AI-native operating system tailored for tutoring centers, music schools, and sports academies. We aim to serve the 150,000 after-school businesses across the country, providing them with the technology they desperately need.Currently, these essential businesses operate with outdated software and a hodgepodge of basic solutions. At Noto, we're developing a comprehensive platform that leverages AI to deliver seamless, engaging experiences for users who are accustomed to manual methods like sticky notes and spreadsheets.Recently, we successfully secured a $3.8 million seed round, supported by esteemed venture capital firms such as Base10 and South Park Commons. Founded by technical experts AJ Ding and Steve Wang, Noto is headquartered in the vibrant city of New York.We are thrilled to expand our core team. If you're passionate about crafting innovative software solutions for small businesses, Noto is the place for you!

Join us at antimetal as a Founding Recruiter! In this pivotal role, you will play a crucial part in shaping our team's future by identifying and attracting top talent to drive our innovative projects forward. This is a unique opportunity to be part of a dynamic startup environment where your contributions will have a direct impact on our growth and success.

Join Our Team in New York CityAt Spur, we are pioneering groundbreaking technology for the future of Quality Assurance: autonomous browser agents that simulate real-user behavior by thinking, exploring, validating, and self-healing. We are not just another testing tool; we are redefining how digital teams can deliver with assurance.Our innovative approach has resonated powerfully in the market. Renowned brands such as Alo Yoga, Living Spaces, HelloFresh, Nextdoor, Abercrombie & Fitch, and many more are actively engaging with us. Demand is soaring, sales cycles are accelerating, and our product truly delivers—teams can go live in mere days, not months.We are a tight-knit, elite group of innovators from DeepMind, Figma, and former founders, moving at a pace that larger companies simply cannot match.Our Mission: We strive to empower our clients to provide exceptional digital experiences.Explore Our Manifesto: https://www.spurtest.com/founders-letterYour ResponsibilitiesLead the development of end-to-end features—design, code, test, deploy, and manage them in production. You will take ownership of product components throughout their lifecycle.Engage directly with users to transform their feedback into actionable improvements swiftly, influencing product direction.Develop and maintain robust performance in both frontend and backend systems.Launch innovative features, interact with customers for feedback, and iterate at a rapid pace.Collaborate closely with product, engineering, design teams, and company founders for swift iterations.Bonus QualificationsPrevious experience as a founder or founding engineer.Experience in building Large Language Model (LLM) products.A passion for developer tools and attention to detail that enhances both developer and customer experiences.You Will Excel Here If YouHave an unwavering focus on customer satisfaction. We are dedicated to creating delightful experiences for our users—how can we make each feature as enchanting as possible?Possess a curious mindset. You will encounter novel technologies and challenges daily as we grow—comfort with learning new frameworks quickly and sharing that knowledge with the team is essential.Demonstrate strong technical skills and a collaborative spirit.

Join Concourse as a Founding Designer and play a pivotal role in shaping our brand from the ground up. You will be at the forefront of our design initiatives, contributing to both product and marketing efforts while collaborating closely with our founding team. This is a unique opportunity to help define the visual identity and user experience of a groundbreaking platform.

About UsAt Endex, we are at the forefront of revolutionizing the finance industry through advanced AI technology. We envision a future where financial institutions leverage AI analysts to enhance decision-making and operational efficiency. Our cutting-edge digital coworker, expertly integrated into Excel, is designed to transform how financial professionals interact with AI. Backed by significant funding from OpenAI, we are committed to shaping the future of finance with our innovative solutions.Role OverviewLocation: New York CityCommitment: 5-6 days in-personAs the Founding Designer at Endex, you will play a pivotal role in defining the user experience for financial professionals utilizing AI in critical workflows. You will create intuitive interfaces for our agentic AI technology, develop a scalable design system, and establish a visually compelling identity for our groundbreaking product. This is a unique opportunity to influence how Wall Street engages with AI.Your ResponsibilitiesUser Experience Design: Design comprehensive user journeys for AI interaction in Excel, focusing on intuitive interfaces for complex tasks such as prompting, reviewing, and iterating on AI outputs.Onboarding Experience: Develop an engaging onboarding process that transforms new users from uncertainty to dependency on our AI solutions.Design System Development: Build and maintain a cohesive design system from the ground up.Brand Visual Identity: Establish Endex's brand through our products, marketing platforms, and other materials, ensuring a sophisticated and cutting-edge visual language.Collaborative Efforts: Partner with Engineering and Product teams to implement designs, balancing user needs with technical limitations, particularly within the Excel add-in framework.Conversion Optimization: Design effective signup flows, pricing pages, and upgrade prompts to enhance user conversion rates.Your ProfileProduct Design Expertise: A strong portfolio showcasing your ability to execute end-to-end product design, from research to high-fidelity prototypes and launched features.Collaboration Skills: Proven experience working in cross-functional teams to deliver compelling design solutions.Problem-Solving Mindset: Ability to navigate complex design challenges and propose innovative solutions.

Join us as a Founding Frontend Engineer at Meridian, where you will design and develop high-performance, visually captivating applications that power the future of agentic platforms.Your ResponsibilitiesTransform conceptual wireframes into outstanding user interfaces.Utilize advanced CSS techniques to create pixel-perfect and sophisticated user experiences.Enhance front-end code for optimal smoothness and responsiveness in interactions.Collaborate closely with designers and engineers to bring innovative ideas to fruition with speed and accuracy.Play a key role in shaping our product’s core architecture and establishing front-end best practices.Your Profile‍Proficient in React, Next.js, and TypeScript, with a solid grasp of state management and performance optimization.Extensive experience with Tailwind CSS or SASS/SCSS, crafting refined and visually appealing UIs.Demonstrated ability to architect and scale complex Next.js applications, leveraging features such as App Router, SSR, SSG, and ISR.Familiarity with fetch management libraries like react-query or equivalents.Hands-on experience with CSS animations, transitions, and layout techniques for creating fluid, engaging interfaces.A robust portfolio showcasing exemplary front-end development work.A strong eye for design, detail, and user experience, ensuring seamless interactions.Thrives in a fast-paced, high-performance startup environment, rapidly iterating on new ideas.

Join Atrix: Pioneering Data-Driven SolutionsAt Atrix, we are revolutionizing the drug development landscape. Leading pharmaceutical organizations are often hampered by incomplete data, not due to lack of information but because the necessary infrastructure to connect this data is missing. This results in delayed decision-making, slower product launches, and patients waiting longer than necessary for critical treatments. Atrix is here to change that.Medical affairs teams in the pharmaceutical sector are overwhelmed with unstructured data—from field notes by medical science liaisons to insights from conferences and real-world studies, all scattered across various platforms. By the time these insights are communicated to clinicians, they often become outdated.Atrix empowers medical affairs teams to harness these chaotic data sources and transform them into actionable insights, ensuring that new findings reach clinicians swiftly and that life-saving drugs are delivered more efficiently. We are collaborating with top-tier pharmaceutical companies and outperforming larger competitors by prioritizing customer feedback and delivering tailored solutions.Why We Are Expanding Our TeamWe are seeking a Founding Account Executive to alleviate the challenges of founder-led sales and hasten our journey to becoming the go-to platform for Life Sciences companies. In this role, you will take the reins from our CEO, fine-tune a replicable enterprise sales playbook, and spearhead new customer acquisitions within the largest pharmaceutical and medical device firms globally.As the Founding Account Executive, you will develop and manage Atrix’s go-to-market strategy, focusing on both acquiring new customers and expanding our presence within key accounts.You will establish consistent sales processes, collaborate with cross-functional leaders, and act as the customer advocate in shaping Atrix’s product offerings and strategic direction. You’ll work closely with biotech, pharmaceutical, and medtech organizations to help them navigate regulatory, market access, and evidence-generation hurdles through our innovative platform.This position is integral to Atrix’s mission: to accelerate the safe, evidence-based adoption of groundbreaking medicines and technologies. Every relationship you cultivate will directly support scientists, medical affairs teams, and market access leaders striving to deliver life-saving innovations to patients faster.

Welcome to Glide!At Glide, we are transforming the banking experience for today's digital world. Our innovative embedded fintech platform empowers established financial institutions, such as community banks and credit unions, to create cutting-edge digital experiences for their customers.Join an exceptional team with engineering, product, and growth expertise from industry leaders like Stripe, Google, and Amazon. We're seeking a dynamic Founding Account Executive to help us expand our product reach to hundreds of banks. We are bringing a fresh perspective to the long-standing financial sector, and we hope you can be part of that journey!Your Role:As a Founding Account Executive, you will collaborate closely with our CEO to establish Glide's go-to-market strategy from the ground up.Your Key Responsibilities:Cultivate relationships with banking executives nationwide while enhancing awareness of the Glide brand.Identify new opportunities through a mix of in-person and virtual engagements, serving as the primary contact for all new leads.Lead the sales process from lead identification through to outreach, qualification, and nurturing.Contribute to the establishment of Glide as a recognized brand by attending conferences, organizing events, visiting prospects, and pitching at competitions.Develop and optimize sales processes from the ground up, including evaluating and implementing sales tools.Negotiate and secure large, strategic accounts in partnership with the founders.Essential Qualifications:A minimum of 2 years of quota-driven sales experience targeting enterprise clients.At least 2 years of hands-on experience with modern sourcing, prospecting, and outreach tools.Demonstrated product intuition and a proven track record in understanding complex, technical products.Strong knowledge of Enterprise SaaS business models.Exceptional communication, collaboration, and negotiation skills.Preferred Qualifications:Previous experience in selling fintech or financial services products.Experience building sales processes from the ground up at an early-stage startup.An entrepreneurial mindset and self-starter attitude.

About Finch LegalAt Finch, we are dedicated to ensuring that every household in America has the access to legal counsel during life’s pivotal moments. We are innovating the legal framework to make justice more accessible than ever. Our contemporary take on consumer law simplifies administrative tasks, allowing us to prioritize our clients' needs, starting with personal injury cases.Since our inception in April, we have seen a remarkable growth of 10x, currently facilitating pre-litigation processes for leading law firms nationwide. Our unique approach merges expert operators with tailored AI technology, streamlining everything from intake and claim openings to medical records and lien management.Supported by prominent investors including Sequoia and Redpoint, along with founders and CEOs from industry giants like DoorDash and Ironclad, we are fundamentally transforming how legal services assist everyday Americans. We are on the lookout for exceptional talent to help us expand our vision across the country.Your RoleAs the Founding Designer at Finch Legal, you will play a crucial role in humanizing our product, which impacts individuals at their most vulnerable moments. You will be our inaugural design hire, working closely with leadership and having significant input on the product's evolution.Key ResponsibilitiesYou will take charge of design across all aspects of Finch's operations—from product and brand to emerging AI experiences. This position is dynamic and will evolve as the company grows, allowing you to define its scope while executing your vision.Develop internal case management tools to enhance the efficiency of our legal operations team.Create law firm-facing portals that provide partners with real-time visibility and control over their cases.Design client experiences that simplify the complexities of legal processes.Shape Finch's public image, including branding, marketing website, and visual identity.Establish our foundational design system to foster a common language of quality among product, design, and engineering teams.Ideal CandidateWe are looking for a visionary designer capable of setting the design standards from the ground up. You should possess a broad skill set, strong conviction, and the agility to work quickly without compromising quality.Essential Qualifications4+ years as a founding or sole designer, or 7+ years in a senior/lead design position with comprehensive ownership.Proven experience in creating user-centered designs that effectively communicate complex information.Strong portfolio showcasing a range of design projects.Ability to collaborate with cross-functional teams and communicate design concepts to stakeholders.Excellent problem-solving skills and attention to detail.

The City of New York is hiring a Data Engineer to support essential data projects that inform city decisions and strengthen public services. This full-time role is based in New York City and centers on using data analytics to address challenges across city operations. Role overview As a Data Engineer, you will play a key part in initiatives that shape how the city uses information to make choices and deliver services. The work involves collaborating with a team focused on improving processes and outcomes for residents. What you will do Contribute to projects that gather, organize, and analyze data for city departments Help translate complex data into practical insights for decision-makers Work with colleagues to find solutions that enhance city operations and public services Location This position is based in New York City and requires full-time availability.

About MosaicMosaic is an innovative AI-driven deal modeling platform tailored for the private markets, utilized by top-tier investors and advisors such as Warburg Pincus, CVC, New Mountain, and Evercore. Our platform revolutionizes core deal analyses—encompassing LBOs and DCFs—enabling investment teams to accelerate their processes, minimize spreadsheet errors, and dedicate more time to strategic investment decisions.With a unique blend of deterministic calculations and AI-enhanced workflows, Mosaic delivers replicable and audit-ready outputs that private equity, credit, and investment banking teams can rely on for billion-dollar transactions.At Mosaic, we are on a mission to establish the AI-powered operating system for the world’s most discerning investors and their advisors. As we experience rapid growth, we are expanding our teams across engineering, product, customer enablement, and go-to-market sectors.If you are passionate about the convergence of finance and technology, this is a unique opportunity to influence how the industry will operate for years to come.

Join the Revolution at Crosby, the Innovator in Legal Services!At Crosby, we are not just transforming legal services; we are redefining them. Our unique blend of technology and legal expertise allows us to fundamentally reshape how corporate legal work is performed. By integrating proprietary technology with human intelligence, we are elevating the quality and speed of document review to unprecedented levels.Founded by industry leaders Ryan (Penn, Stanford Law, former GC at Cooley) and John (Penn M&T, ex-Ramp, ex-Google), Crosby is at the forefront of legal innovation.Our Core Beliefs:A robust legal system is fundamental to a thriving society.Legal work is both an art and a science. We are navigating the balance between systematization and human intuition.The effective use of AI in law is about delivering outcomes—superior legal services, rendered swiftly and efficiently.We foster a collaborative in-person culture at our NYC office.About the Opportunity:Crosby is seeking a dynamic Founding Account Executive to spearhead the commercial direction of our company. As one of our initial team members, you will collaborate with the founders to establish our market position, attract early clients, and set the stage for scalable growth.This role is perfect for a proactive individual who excels in ambiguous environments, is adaptable, and is enthusiastic about crafting a sales and growth strategy.Your Responsibilities:Develop and execute a comprehensive sales strategy: from lead generation to contract negotiation and closing deals.Create our initial marketing strategy: focusing on content, campaigns, events, and thought leadership.Design and oversee our customer success initiatives to drive adoption, retention, and advocacy.Gather insights from customers and the market to inform our product strategy.Establish processes, playbooks, and metrics to build a robust future sales team.What We Seek:3–8+ years of experience in sales, business development, or growth roles within high-growth startups (prior early-stage experience is a plus).Proven ability to thrive in a fast-paced, evolving environment.Exceptional communication and interpersonal skills.

Join Leap as a Founding RecruiterLeap is revolutionizing the delivery and financing of essential therapies, emerging as a frontrunner in the specialty pharmacy sector. Our mission is to ensure that patients receive the critical treatments they need while providing employers with a fair and transparent pricing structure.As specialty medications account for nearly 10% of overall healthcare expenditures and are the fastest-growing cost for employers, Leap addresses this challenge by eliminating hidden markups, expanding access to top-tier infusion providers, and enhancing clarity in therapy pricing.We proudly collaborate with numerous Fortune 500 companies and top-tier TPAs, delivering immediate ROI through lower costs, improved access, and enhanced care. Join us in redefining the landscape of specialty care.About the RoleThe Founding Recruiter/Talent Lead will spearhead the development and management of Leap’s hiring strategies, ensuring our growth is matched by our commitment to quality. This role will work closely with the founders and hiring managers to transition from reactive, founder-led hiring to a streamlined, scalable approach. You will be responsible for executing recruitment for key roles while designing systems and workflows that minimize manual processes and promote operational efficiency.This position is ideal for someone who views recruiting as a systematic challenge rather than merely a service function. You will balance hands-on execution with the strategic initiatives necessary for sustainable hiring growth. This role reports directly to the Co-founder & President.