Lead Staff Software Engineer - AI Systems

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…

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.

Nagarro is hiring a Senior Staff Engineer to lead AI-focused initiatives in New York City. This position centers on steering teams as they design and deliver advanced artificial intelligence solutions. Role overview This role involves taking charge of major AI projects, shaping technical direction, and ensuring high standards throughout the development process. The Senior Staff Engineer will help teams translate complex requirements into practical, AI-powered products that strengthen Nagarro's portfolio. What you will do Guide and mentor engineering teams working on artificial intelligence projects Drive the development of new AI solutions to improve existing offerings Oversee project execution from concept through deployment Requirements Extensive experience in artificial intelligence engineering Strong leadership skills in technical team settings Ability to manage and deliver complex AI-driven projects

Your OpportunityJoin our innovative team at LM Studio as a Software Engineer specializing in AI/ML Systems. We seek a dynamic individual who thrives at the crossroads of machine learning and systems engineering, enjoys tackling complex challenges, and is dedicated to crafting exceptional products.In this role, you will be responsible for developing and enhancing on-device inference engines and integrations for local large language models (LLMs) and advanced AI technologies within LM Studio. You will design and maintain the runtime that facilitates on-device model inference, provide immediate support for new models on launch day, and optimize performance across diverse hardware setups.Collaboration is key here. You will engage closely with model authors and upstream open-source communities (such as llama.cpp, MLX, and others) to ensure that LM Studio users access cutting-edge AI experiences.If you're passionate about bridging the gap between models and systems and care about delivering outstanding local AI-powered experiences for both users and developers, this position could be your next great adventure!

Weedmaps is seeking a Lead Staff Systems Design Engineer to drive the evolution of our design system into a scalable, production-ready product. This fully remote role is based in New York City and sits at the intersection of Design, Engineering, and AI tooling. The position focuses on building, maintaining, and expanding our system across all user interfaces, directly influencing development speed, product quality, and consistency. Collaboration is key, with close partnerships across Engineering (including CI/CD, tokens, and tooling), Creative (brand alignment and evolution), and Product Design (development and iteration). Key Responsibilities Define and advance a multi-platform design system for web and mobile, with an emphasis on architecture, governance, and scalability. Own the product roadmap, prioritize initiatives based on product needs, adoption gaps, and system performance. Work alongside Design and Creative leaders to ensure high standards of craftsmanship, modern interaction patterns, and brand adaptability. Design and build core system components, including APIs, variants, and composition patterns that are intuitive, flexible, and scalable. Maintain visual precision, fidelity, accessibility (including React Aria), and strong interaction quality, including motion and state management. Iterate on components based on product feedback and edge cases. Implement automated quality assurance systems, such as visual regression testing, and regularly audit for usability and craftsmanship. Advocate for system quality across teams. Lead migration of legacy UI components, ensuring adoption in key product areas such as CTAs and checkout flows. Enhance Developer Experience by designing component APIs that balance flexibility with ease of use. Build and maintain a tool-to-code pipeline (Figma, Claude, Builder, etc.) to keep design artifacts aligned with production components. Partner with Engineering on architecture decisions, including CI/CD, token systems, and distribution, and support enforcement mechanisms like linting and token constraints. Introduce and standardize AI-assisted workflows, structuring components for AI-friendly generation and integrating tools (Builder.io, Gemini, etc.) to support consistency. Mentor designers and engineers, and develop documentation to encourage system adoption and understanding. Location This is a remote position based in New York City, New York.

Join Databricks as a Staff Software Engineer focused on AI Research Infrastructure, where you will play a pivotal role in advancing cutting-edge AI technologies. Your expertise will contribute to building robust systems that support our research initiatives and drive innovation in the AI field.

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 SIROSiro is an innovative Series A startup utilizing artificial intelligence to provide coaching for field sales professionals—individuals who engage in sales face-to-face. Despite the fact that a majority of sales professionals in the U.S. operate in the field, they often lack on-the-job coaching due to the solitary nature of their roles. While top sales representatives can earn salaries exceeding those of surgeons, many do not reach their full potential.We are committed to transforming field sales into the most accessible pathway for achieving financial independence through advanced tools and technologies.ROLE OVERVIEWAs a Staff Engineer / Technical Lead at Siro, you will play a pivotal role in crafting and developing the core of our AI-driven coaching platform. Your expertise will enable the creation of robust and scalable backend systems and APIs that support our product, significantly influencing the success of field sales professionals nationwide.Your contributions will involve working with state-of-the-art data and AI infrastructure, establishing the intelligence hub for the entire field sales technology ecosystem. Your efforts will foster a marketplace for innovative tools that leverage previously untapped data.KEY RESPONSIBILITIES- Design, develop, and maintain scalable backend services and APIs for our AI coaching platform.- Collaborate with cross-functional teams to translate product requirements into effective technical solutions.- Architect and implement data models and database structures to meet our platform's evolving needs.- Develop and maintain integrations with third-party services and APIs.- Implement monitoring and observability solutions to ensure system reliability and performance.- Contribute to the ongoing enhancement of our development processes and best practices.- Mentor junior engineers and provide technical guidance on complex projects.QUALIFICATIONS- A minimum of 8 years of software engineering experience.- At least 6 years of experience with relational databases, along with a solid understanding of database design and optimization techniques.- A minimum of 2 years of hands-on experience with Node.js and TypeScript in production environments.- A proven history of developing APIs in technically challenging roles.- Familiarity with cloud platforms, specifically Google Cloud Platform (GCP).- Strong system design skills, with the capability to create flexible and scalable architectures.- Exceptional problem-solving abilities to tackle complex technical challenges.- Experience with monitoring and observability tools for backend systems.COMPENSATION- We offer competitive compensation at the 75th percentile for our stage (Series A, $18M raised) and geographical location (NY/Tier 1 cities), according to Pave's benchmarks.- Staff level compensation ranges from approximately $230K to $250K.

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.

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.

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)

Why Choose Shiftsmart?Join Us in Revolutionizing Labor. At Shiftsmart, we are developing a groundbreaking labor platform that combines comprehensive workforce management technology with an expanding global network of 5 million flexible workers. This innovative approach creates scalable labor solutions for industry giants such as Circle K, Pepsi, Dollar General, and Starbucks. With our unique business model, we break down jobs into manageable shifts, facilitating easy worker mobility across various companies via our digital marketplace. As one of the fastest-growing startups in the nation, we have achieved remarkable growth, scaling 2-3 times annually since inception, and have secured over $120 million in funding from esteemed investors like D1 Capital and Imaginary Ventures. And this is just the beginning.Our Mission: To establish the world's foremost platform for hourly workers and enterprises, promoting flexibility, choice, and upward social mobility.Embark on a Journey with Us. This is an exceptional chance to join a rapidly evolving company that is transforming the hourly labor landscape while seizing a $2 trillion opportunity in the US alone.Take Ownership and Make an Impact. Collaborate with a team that encourages and challenges one another to build a successful business while creating flexibility and opportunities for workers worldwide.Chart Your Career Path. Experience accelerated growth and learning alongside a world-class team comprised of alumni from leading tech firms (e.g., Uber, Airbnb, Google, Amazon), top business schools (e.g., Harvard Business School, Stanford GSB, Wharton), and premier consulting firms (e.g., Bain, BCG, Goldman Sachs).Hone Your Execution Skills. We believe in the mantra that #ExecutionIsBinary, and we are committed to helping you develop this critical skill for your career and beyond.Role Mission: This position is integral to our Engineering Team, empowering Shiftsmart to proactively identify and creatively address challenges across various functions, delivering solutions that have a significant impact on our customers and users. Our mission is straightforward: to build the world's leading platform for hourly workers and enterprises, fostering flexibility, choice, and upward social mobility.This role is based in New York City (HQ) with a typical requirement of 4+ days per week in the office.

About SecurityScorecard: SecurityScorecard is the premier authority in cybersecurity ratings, continually assessing over 12 million companies across 64 countries. Established in 2013 by cybersecurity pioneers Dr. Alex Yampolskiy and Sam Kassoumeh and backed by top-tier investors, our innovative rating technology is utilized by more than 25,000 organizations for self-assessment, third-party risk management, board reporting, and cyber insurance underwriting. Our mission is to enhance the resilience of organizations by simplifying the identification and remediation of cybersecurity vulnerabilities throughout their digital landscape. Based in New York City, our workplace culture has earned accolades from Inc Magazine as a "Best Workplace," and recognition from Crain’s NY as one of the "Best Places to Work in NYC." We are proud to have been listed among the 10 hottest SaaS startups in New York for two consecutive years. Recently, SecurityScorecard was featured on Fast Company’s annual list of the World’s Most Innovative Companies for 2023 and received the Achievers 50 Most Engaged Workplaces award in 2023, highlighting our commitment to employee engagement. We are grateful for the support of our esteemed investors, including Silver Lake Waterman, Moody’s, Sequoia Capital, GV, and Riverwood Capital.

Our VisionAt Reflection AI, we are dedicated to the mission of creating open superintelligence and ensuring it is accessible to everyone. Our team is committed to developing open weight models that cater to individuals, agents, enterprises, and even nation-states. Our diverse group of AI researchers and innovators hail from esteemed organizations such as DeepMind, OpenAI, Google Brain, Meta, Character.AI, and Anthropic.Foundational ObjectivesVision:We aim to establish and manage a company-wide foundational platform that enhances every team’s productivity by delivering dependable, scalable developer infrastructure, site reliability engineering capabilities, and high-throughput data ingestion tools—empowering Reflection AI to progress swiftly as we expand.Team ResponsibilitiesOur team is responsible for constructing and managing essential shared services that fuel our research, training, and production environments. These systems form the backbone that supports various teams in model development, deployment, and evaluation, integrating data, compute, and workflow management while facilitating rapid experimentation and robust production systems.Design and manage shared services that multiple teams utilize across research and production workflows.Establish and maintain reliability targets through Service Level Indicators (SLIs), Service Level Objectives (SLOs), and effective on-call practices.Ensure operational readiness through comprehensive runbooks, incident playbooks, and capacity planning.Guarantee correctness and performance under load, addressing issues like consistency, tail latency, and failure modes.Create APIs, SDKs, and internal platforms that support high-velocity experimentation and iteration.Minimize operational burden through enhanced tooling, standardization, and scalable platform patterns across teams.Technologies You'll Engage WithContainer Abstractions: Containers-as-a-Service, Kubernetes abstraction layers, container orchestration, reproducible environments, multi-tenant isolation.Distributed Systems Architecture: Sharding, replication, coordination services, high-concurrency systems, concurrency control.Service Development Stack: gRPC, Protobuf, Go, Rust, C++.Reliability & Performance: Idempotency, retries, backpressure, SLI/SLO design, tail latency optimization, service reliability engineering.Your ProfileWe are looking for a talented individual with a solid background in distributed systems and a passion for building scalable solutions.

About AnthropicAt Anthropic, our mission is to design AI systems that are reliable, interpretable, and steerable. We aim to ensure that AI technology is safe and advantageous for both our users and society as a whole. Our rapidly expanding team consists of dedicated researchers, engineers, policy experts, and business leaders collaborating to create beneficial AI systems.About the Role:We are in search of seasoned, product-oriented Software Engineers to take ownership of the backend systems that enhance user experiences across our API, Claude Code, and Claude.ai. In this role, you will independently define complex, multi-month projects within ambiguous problem domains and guide your peers in making technical and product-related decisions. You will align with product management, engineering teams, and research to identify capability gaps and translate cutting-edge model advancements into deployable products. Your architectural decisions will significantly impact the reliability and scalability of systems serving hundreds of thousands of global users, including internal teams, while you remain actively engaged with the code and our models.We are currently hiring for multiple teams. Team assignments will be made post-interview, considering your preferences and experience alongside organizational requirements. This flexible approach allows us to pair talented engineers with backend product initiatives where they can make the most significant impact and experience the most growth:API Core: You will develop and enhance the foundation of the Claude API—systems that deliver Claude's intelligence to developers ranging from startups to large enterprises. You will manage the performance, reliability, and efficiency of our core serving path, ensuring users derive maximum speed and value from our models. Collaboration with inference and safeguards will be key to optimizing the entire stack.API Capabilities: You will empower developers by integrating frontier model capabilities into the Claude API, overseeing core features such as vision, tool usage, and computer interaction. Your responsibilities will include launching new models and delivering the building blocks that enhance Claude's capabilities with each release, working directly with research and inference to productionize future advancements.API Knowledge: Your focus will be on transforming Claude into a true knowledge worker by ensuring the model has timely access to the right information. You will facilitate secure data access for developers, enabling Claude to automatically process and retrieve relevant data as needed.

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

Fastly is looking for a Staff Engineer to join the Edge Systems Efficiency team. This role centers on enhancing the performance, scalability, and efficiency of Fastly’s edge computing platforms. The work has a direct impact on the reliability and speed of Fastly’s global infrastructure. What you will do Optimize edge systems for greater efficiency and improved performance. Collaborate with cross-functional teams to identify and resolve technical challenges. Apply technical expertise to support new solutions and drive improvements at scale. Locations Denver, CO New York City, NY San Francisco, CA

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.