Application Security Engineer at WRITER | New York City

About WRITERWRITER is at the forefront of AI-driven innovation, empowering leading enterprises to harness the potential of artificial intelligence in their operations. Our mission is to enhance human capabilities through superintelligence. We are making this vision a reality with robust and reliable AI solutions that bridge the gap between IT and business, driving transformative results across organizations. With our comprehensive platform, renowned companies such as Mars, Marriott, Uber, and Vanguard are successfully developing AI agents tailored to their unique data needs, all powered by WRITER's enterprise-grade LLMs. As a company valued at $1.9 billion and supported by prestigious investors like Premji Invest, Radical Ventures, and ICONIQ Growth, WRITER is establishing itself as a dominant force in the realm of generative AI.Founded in 2020 and with headquarters in San Francisco, New York City, Austin, Chicago, and London, our team thrives on innovation and agility. We seek intelligent and dedicated individuals to join us in shaping the future of work through AI. About the RoleIn this pivotal role as a Security Engineer focused on applications at WRITER, you will establish the security framework that safeguards our AI systems, which serve some of the most renowned brands globally. You will collaborate closely with engineering teams, integrating security seamlessly into every line of code while ensuring our platform remains powerful and reliable.This is a unique opportunity to influence the security landscape of enterprise AI applications. You will engage in threat modeling for our LLM architectures and develop automated security controls that scale as our platform expands. Your approach will focus on innovative solutions that enhance security rather than restrict it. You will face challenges that few security engineers encounter, such as securing AI agents, protecting training data pipelines, and designing controls for emerging systems.This position offers flexibility, allowing you to work remotely within the US or in a hybrid capacity from our San Francisco or New York City offices, reporting directly to the head of security engineering.

Join the City of New York as an Application Developer, where you will play a vital role in developing and maintaining cutting-edge applications that serve the city's diverse needs. In this dynamic position, you will collaborate with cross-functional teams to deliver innovative software solutions that enhance city services and improve the lives of its residents.

About WRITERWRITER is the premier platform where leading enterprises harness the power of AI to streamline their operations. Our mission is to enhance human potential through advanced superintelligence, demonstrating its feasibility with a trustworthy AI solution that bridges IT and business teams, facilitating transformative change across organizations. WRITER’s comprehensive platform empowers hundreds of companies, including Mars, Marriott, Uber, and Vanguard, to develop and deploy AI agents tailored to their unique datasets, supported by our enterprise-grade LLMs. With a valuation of $1.9B and support from top-tier investors such as Premji Invest, Radical Ventures, and ICONIQ Growth, WRITER is quickly establishing itself as the frontrunner in the field of enterprise generative AI.Founded in 2020, with offices in San Francisco, New York City, Austin, Chicago, and London, we are a dynamic team focused on innovation and speed. We seek intelligent, dedicated builders and innovators to join us in shaping the future of work powered by AI. About the RoleAs a Site Reliability Engineer at WRITER, you will play a critical role in ensuring the availability, performance, and reliability of our platform, which is essential for our mission to enhance human capabilities with superintelligence. Your work will directly influence every enterprise customer reliant on our AI-powered workflows. This position goes beyond routine maintenance; it involves proactively identifying and resolving intricate systemic challenges and establishing the framework necessary for our rapid growth and the evolving needs of enterprise generative AI. You will develop resilient systems, automate processes throughout the stack, and advocate for reliability best practices, directly contributing to our ambitious product roadmap and ensuring our clients have continuous access to the powerful tools they require.This is a hybrid role based in either our New York City or London office, reporting to the Director of Engineering.‍ ResponsibilitiesAutomate operational tasks and infrastructure management by creating robust tools and platforms using languages such as Python, Go, or similar, significantly minimizing manual workload across our production environment.Design and implement scalable, fault-tolerant infrastructure solutions on leading public cloud platforms (AWS, GCP, Azure) to support WRITER's swiftly growing, high-traffic AI platform.Take ownership of the reliability, performance, and efficiency of WRITER’s core services, establishing and maintaining rigorous Service Level Objectives (SLOs) and Error Budgets.

At profound, we are dedicated to empowering organizations with the insights and control they need over their AI presence. We are seeking a proactive Security Engineer to spearhead the security framework of our platform, infrastructure, and corporate environment. You will collaborate closely with our Engineering and Operations teams to establish and uphold security controls, compliance procedures, and threat mitigation strategies that safeguard customer data while facilitating our rapid expansion.This position is perfectly suited for an individual who perceives security as a catalyst for business growth, rather than an impediment, and who is passionate about constructing practical, scalable security systems from the ground up. As our inaugural dedicated security hire, you will play a pivotal role in shaping our strategies for access control, vulnerability management, compliance, and incident response as we grow.

Are you passionate about safeguarding applications in a dynamic environment? Join us as an Application Security Engineer at Contentful. In this pivotal role, you will leverage your expertise to enhance the security posture of our applications, ensuring that our customers' data remains secure and protected against emerging threats.Your responsibilities will include conducting security assessments, implementing security best practices, and collaborating with development teams to integrate security into the software development lifecycle. We are looking for someone who is not only knowledgeable in application security but also eager to learn and adapt in a fast-paced setting.

About Blee Blee builds AI-powered solutions that help organizations streamline and strengthen compliance processes. Our platform serves thousands of active users from a wide range of enterprise clients, many of whom have long-term contracts. The team includes professionals with backgrounds at Adobe, Chime, PayPal, and AWS. While Blee’s roots are in San Francisco, we have recently opened an office in New York City, and most of our team works from one of these two locations. Role Overview: Security Engineer Blee is hiring its first Security Engineer in New York City. This person will own the company’s security framework, setting the foundation for how we protect our systems and data. The scope includes SOC 2 compliance, infrastructure security, and enterprise security assessments. As the first in this role, expect both autonomy and influence over key security decisions. Growth Path This role suits someone who wants to build a security program from the ground up. As Blee grows, the Security Engineer will have the chance to move into a leadership position, shaping security strategy and team structure as customer needs and regulations evolve. What You Will Do Lead compliance certifications such as SOC 2 Type II, ISO 27001, and frameworks like GDPR, CCPA, HIPAA, and PCI-DSS. Design and maintain secure infrastructure for real-time systems and AI batch processing workloads. Develop security practices and select tools that scale with the company, keeping security tightly integrated with engineering. Improve cloud infrastructure security by managing access controls, secrets, audit logging, and vulnerability management. Refine CI/CD pipelines and developer workflows to support both security and a smooth developer experience. Blee welcomes candidates who enjoy solving complex problems and want to make a direct impact on security at a growing company.

About Method SecurityAt Method Security, we are on a mission to redefine the landscape of cybersecurity in response to the rapid evolution of AI-driven threats. Our commitment lies in protecting essential institutions—ranging from government and defense to critical commercial sectors—against these advanced threats through the development of state-of-the-art, autonomous defense solutions. By integrating our expertise in AI, cybersecurity, and software engineering, we aim to shift the balance of power in security from the attackers to the defenders.Our Team and ValuesWhen you join Method, you become part of a distinguished, mission-oriented team that champions innovation, transparency, and excellence. We operate with intention, embracing a myriad of perspectives and experiences while upholding rigorous quality standards. Our culture is founded on trust, efficiency, and respect, fostering an environment where everyone can make significant contributions. We believe in the power of small, agile teams that can tackle complex challenges and yield remarkable results. At Method, you will have the freedom to lead projects, receive the support to overcome obstacles, and play a pivotal role in shaping the future of cybersecurity.Role OverviewAs a Security Engineer at Method Security, you will play a vital role in enhancing our product's capabilities by crafting tools and workflows that bolster the AI-driven defenses of our platform. This position demands a unique combination of security engineering expertise and software development skills to transform intricate security workflows into solutions that our product can autonomously utilize. You will collaborate closely with developers and product teams to ensure that the tools and security primitives within our offering empower users to address a variety of dynamic cybersecurity challenges.Key ResponsibilitiesDevelop and fortify both defensive and offensive security tools and workflows that augment the efficacy of our AI-driven platform.Create automated solutions within our product to optimize security workflows and facilitate intelligent responses to identified vulnerabilities and misconfigurations, utilizing Python and Go.Construct and maintain infrastructure utilizing Terraform and virtualization software for continuous testing and simulation.Engage with cross-functional teams to integrate security capabilities that align with user requirements and uphold high operational standards.Explore and implement diverse security tools and develop integration points within our product to support comprehensive security strategies.

OverviewJoin Moment as a Security Engineer, where you will play a pivotal role in fortifying our security infrastructure. Our mission is to build cutting-edge trading and portfolio management technology, and we rely on your expertise to ensure the integrity and safety of our systems.Position HighlightsLocation: 5 days/week at our NYC headquartersBase Salary: $200K to $325KEquity: Competitive initial grant plus annual performance bonusesAbout MomentFounded in 2023 by a talented group of quantitative traders and researchers from Citadel and Jane Street, Moment is at the forefront of developing next-generation trading technologies. With over $100M in funding from prominent investors such as Andreessen Horowitz and Index Ventures, we support crucial workflows for financial institutions managing upwards of $8 trillion in assets.Role ResponsibilitiesAs a key member of our security engineering team, you will:Gain an in-depth understanding of our products and collaborate with engineering teams to ensure they are built securely.Integrate and develop tools that promote secure coding practices across the organization.Design, implement, and advocate for application primitives that enhance our security posture.Work with platform engineers to devise and deploy solutions to common security challenges.Take charge of leading security incident responses.Your ProfileYou are an ideal candidate if you:Are an engineer at heart, eager to grow as a security expert in a fast-paced environment.Possess a robust understanding of security technologies, tools, and industry trends.Have experience in platform or infrastructure roles.Preferred QualificationsExperience with AWS and managing secure cloud environments.History of leading efforts to resolve security incidents.Familiarity with programming languages such as Go, Python, or TypeScript.

About EliseAIAt EliseAI, we are dedicated to revolutionizing vital industries such as housing and healthcare. Everyone deserves a comfortable home and access to quality healthcare, yet these essentials are often challenging to obtain. By seamlessly integrating AI agents into existing workflows, we enhance efficiency, reduce costs, and elevate the overall experience for our users.Housing: We streamline the rental experience by simplifying apartment tours, lease signings, maintenance requests, and communication with property management—bringing everything tenants need into one convenient platform.Healthcare: We facilitate appointment scheduling, streamline intake forms, and enhance communication between patients and providers, allowing everyone to prioritize health over paperwork.With EliseAI, organizations minimize manual tasks, enhance accessibility, and deliver a cohesive experience across crucial services. Recently, we secured a $250 million Series E round led by Andreessen Horowitz to further accelerate our mission.About The RoleEliseAI is seeking a Senior Security Engineer to join our dynamic team and safeguard our cutting-edge AI solutions. In this role, you will be tasked with designing, implementing, and maintaining robust security measures to protect our systems, data, and users. Collaborating closely with our engineering, IT, and infrastructure teams, you will identify and resolve security vulnerabilities, automate security processes, and ensure compliance with industry standards.Key ResponsibilitiesAutomate security processes, including asset management, vulnerability management, and patch management using cloud-based tools and scripting.Drive the integration of developer tooling—such as linters, static analysis tools, posture assessment scanners, and query inspectors—to expedite secure system development.Develop and incorporate security-first application foundations across our products.Contribute significantly to AWS security, ensuring comprehensive protection across our cloud infrastructure.Provide security guidance throughout the development lifecycle, including secure coding practices and vulnerability assessments.

JOIN OUR TEAMAre you ready to take your career in cybersecurity to the next level? At FanDuel, we're on the lookout for a skilled Enterprise Security Engineer who is passionate about designing and implementing cutting-edge enterprise security controls. You will play a pivotal role in shaping our security posture while balancing risk management and user experience. Reporting to the Senior Manager of Enterprise Security Engineering, you’ll tackle a variety of security challenges to protect our organization.

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.

Astronomer builds tools that help data teams turn complex software, analytics, and AI into practical insights. As the creators of Astro, the unified DataOps platform powered by Apache Airflow®, the company supports dependable data products for over 800 enterprises worldwide. Learn more at www.astronomer.io. Role Overview The Senior Software Engineer - Applications will shape the application-layer services and user interfaces that Astronomer's clients use to manage and scale their data workflows. This position sits on the Astro Private Cloud team, which focuses on building Control Plane services and UIs. Main Responsibilities Design and implement microservices, APIs, and UI components that support deploying, configuring, monitoring, and managing Airflow environments at scale. Work within a Kubernetes-based platform, collaborating with core infrastructure and QA teams. Focus on backend services, APIs, and features that directly impact customers. Contribute to both backend and full-stack development, with a strong emphasis on backend work. Help define product experience, usability, and reliability. Location and Work Arrangement This position is based in New York City and follows a hybrid work schedule.

Join our dynamic team at Artemis as a Security Analyst in the heart of New York City. In this pivotal role, you will be tasked with identifying, analyzing, and mitigating security threats to our organization. You will collaborate with IT and business units to develop security policies, procedures, and best practices to ensure the safety of our data and systems.

Join Talan as a Trading Application Support Engineer in New York City, where you will play a crucial role in ensuring the efficiency and reliability of our trading applications. You will work closely with trading teams and developers to troubleshoot issues, implement solutions, and enhance application performance. This is an exciting opportunity for someone passionate about trading technology and application support.

Join Copia as a Lead Security Engineer, where you will play a pivotal role in safeguarding our digital assets and infrastructure. You will lead a team of talented engineers, implementing cutting-edge security measures and developing innovative solutions to protect our organization from cyber threats.In this role, you will be responsible for conducting security assessments, developing security protocols, and ensuring compliance with industry regulations. Your expertise will be crucial in identifying vulnerabilities and enhancing our security posture to mitigate risks effectively.

About Method SecurityMethod Security is at the forefront of revolutionizing cybersecurity, especially in an age where AI-driven threats are escalating. Our mission is to protect essential institutions—ranging from government entities to defense organizations and critical commercial sectors—against these advanced threats by crafting state-of-the-art, autonomous defense solutions. We unite our expertise in AI, cybersecurity, and software development to create innovative products that shift the balance of power in security from offense to defense.Our Team and ValuesJoining Method means becoming part of a distinguished, purpose-driven team that champions innovation, transparency, and excellence. We operate with intent, valuing diverse viewpoints and experiences while holding ourselves to high standards of quality. Our team thrives on trust, efficiency, and mutual respect. We are dedicated to fostering an environment where each member can make significant contributions. At Method, you will have the freedom to propel projects forward, the support to overcome challenges, and the chance to shape the future of cybersecurity.Role OverviewAs a Backend Engineer at Method Security, you will be integral in building and scaling the foundational systems that drive our autonomous cybersecurity products. This position entails designing and optimizing distributed systems to adhere to stringent performance and latency benchmarks, along with implementing secure APIs and robust database structures. Collaborating with a high-performing team, you will tackle intricate technical challenges to guarantee our backend infrastructure remains secure, efficient, and dependable.

The City of New York seeks an Assistant Mechanical Engineer to join the Division of Property Management. This position plays a key part in maintaining and upgrading city building infrastructure. Role overview Work includes supporting the planning, design, and supervision of mechanical engineering projects. The focus is on improving systems and services across city properties. Key responsibilities Assist in developing plans and technical designs for mechanical systems in city buildings Support project oversight to ensure work meets standards and timelines Contribute to efforts that enhance building infrastructure and services Location This role is based in New York City.

THE POSITIONJoin our innovative team as a Senior Product Security Engineer, where you'll be instrumental in safeguarding AI-driven software solutions. Collaborate closely with engineering teams to pinpoint and mitigate security vulnerabilities across web, mobile, cloud, and AI-integrated systems. You'll also be tasked with designing and implementing intelligent automation tools that streamline security reviews and enhance developer productivity. This role perfectly balances hands-on security engineering and the development of scalable security automation, presenting a unique opportunity to secure cutting-edge AI capabilities while shaping the future of Product Security.THE GAME PLANEvery team member plays a vital role:Join a forward-thinking security engineering team dedicated to creating secure, reliable AI applications and products.Integrate security practices within product development teams to establish secure design frameworks for distributed and AI-enhanced systems.Perform comprehensive security evaluations, including penetration testing, code reviews, threat modeling, and architectural assessments.Provide AI and LLM-specific threat modeling and analyze risks associated with model integrations, data flows, and third-party AI services.Detect recurring security review trends and devise automation solutions to optimize lower-risk scenarios.Construct internal tools and workflows that expedite security evaluations.Create structured, scalable review methodologies that uphold rigor while boosting efficiency.Collaborate with technology leaders to define metrics that reflect security posture and review effectiveness.Work alongside development and operations teams to enhance modern product security standards and frameworks.Document and continuously improve processes related to key systems.Other duties may be assigned as required to meet evolving business needs.

Join Method SecurityAt Method Security, we are on a mission to transform the cybersecurity landscape as AI-driven threats escalate. Our goal is to safeguard vital institutions—government, defense, and critical commercial sectors—by developing sophisticated autonomous defense solutions. By integrating expertise in AI, cybersecurity, and software, we aim to shift the balance of power in security from attackers to defenders.Our Values and Team CultureBecoming a part of Method means joining a prestigious, mission-oriented team that prioritizes innovation, transparency, and excellence. We operate with a clear purpose, valuing diverse backgrounds and perspectives, and maintaining a high standard of quality. Our culture is built on trust, efficiency, and mutual respect, fostering an environment where every team member can make significant contributions. We believe in small, focused teams that can tackle complex challenges and deliver exceptional results. Here, you will have the freedom to lead projects, receive support in overcoming obstacles, and play a pivotal role in defining the future of cybersecurity.Position SummaryAs a Mission Operations Engineer at Method, you will be instrumental in the technical execution of the Method platform, engaging directly with users to maximize the impact of their deployments. This role encompasses a unique blend of solution architecture, user empowerment, reliability engineering, and security tool development. On a daily basis, you will administer the Method platform, train users, troubleshoot issues, identify user workflows and pain points, and create innovative security tools. Strategically, you will serve as the technical lead for clients, translating their mission into actionable platform and business advantages.Candidates should possess a technical background (degree in Computer Science or Cybersecurity) and desire to maintain technical skills while closely engaging with users. You may currently be working at a top-tier consulting firm, in a high-paced cyber analyst position, or as a highly technical sales engineer.While a security background is not mandatory, a strong curiosity and keen interest in learning about cybersecurity are essential.You will collaborate with a Deployment Lead, who oversees overall customer engagement.

The City of New York seeks Seasonal Aide/Security Guards to support safety in public spaces. These positions play a key role in monitoring parks, recreation areas, and city events throughout New York City. Key responsibilities Monitor assigned areas and report on activities Assist visitors by providing information and support Help maintain order and safety at parks and during public events Work locations Assignments are available across various locations in New York City.