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Experience Level
Manager
Qualifications
Proven experience in application security and security engineeringStrong understanding of secure software development lifecycle (SDLC)Expertise in vulnerability assessment and penetration testingFamiliarity with security frameworks such as OWASP, NIST, and ISOExcellent problem-solving skills and ability to work in a fast-paced environment
About the job
About the Role
Adaptive Security is looking for a Lead Application Security Engineer in NYC. This position shapes how we defend our software against threats, guiding security strategy and execution across our applications.
What You Will Do
Lead the design and rollout of security measures for software applications
Develop and refine security strategies to address emerging risks
Work closely with teams to uphold strong security standards
Ensure our practices align with industry regulations and compliance requirements
What Matters Here
Deep experience in application security
Ability to guide teams and set technical direction
Commitment to both proactive defense and regulatory compliance
About Adaptive Security
Adaptive Security is dedicated to providing innovative security solutions that empower businesses to thrive in a digital world. We leverage cutting-edge technology and a team of skilled professionals to deliver comprehensive security services tailored to our clients' needs.
Full-time|$170K/yr - $248K/yr|On-site|New York, New York
Join SeatGeek: Where Live Events Come to LifeAt SeatGeek, we believe in the transformative power of live events. Our mission is to revolutionize the ticketing industry with cutting-edge technology and a fan-centric approach. We're on a quest to make live experiences accessible and enjoyable for everyone.We are seeking a seasoned security engineering professi…
About the Role Adaptive Security is looking for a Lead Application Security Engineer in NYC. This position shapes how we defend our software against threats, guiding security strategy and execution across our applications. What You Will Do Lead the design and rollout of security measures for software applications Develop and refine security strategies to address emerging risks Work closely with teams to uphold strong security standards Ensure our practices align with industry regulations and compliance requirements What Matters Here Deep experience in application security Ability to guide teams and set technical direction Commitment to both proactive defense and regulatory compliance
Full-time|$250K/yr - $250K/yr|On-site|Brooklyn, NY
About WhopWhop is an innovative financial technology company dedicated to establishing sustainable income opportunities globally. Our vision is to develop the world’s largest online marketplace where individuals can create, connect, and transact seamlessly on a unified platform. With Whop, both individuals and businesses can accept payments, launch new ventures, and engage with a diverse network.Currently, Whop processes over $3 billion in annual payouts across 144 countries, experiencing remarkable growth with a gross transaction volume increase of approximately 25% month-over-month.We have successfully attracted significant investment from prestigious institutional investors, including Insight, Bain Capital Ventures, A*, and Peter Thiel, alongside a recent strategic investment from Tether, the world’s leading stablecoin issuer.Our team consists of passionate young entrepreneurs who have a strong digital background, with over 75% having previously built businesses, including 53 former founders and 30 who have scaled their ventures beyond $1 million in revenue. Our product leadership team includes experts from renowned companies like Meta and Robinhood.For additional information, please visit whop.com.About the RoleWhop is on the lookout for our inaugural dedicated Security Lead Engineer. Collaborating closely with our CTO, you will enhance the security posture of our team.This pivotal role entails taking ownership of all security outcomes, including infrastructure, compliance, external programs, and internal security measures. You will be responsible for executing security initiatives and establishing high standards for our security practices. We seek a candidate with a strong technical background, ideally someone who began their career as a backend/infrastructure engineer and transitioned into a security-focused role, taking charge of security in a startup environment.As we are mid-way through achieving SOC2 compliance, you will inherit existing vendor relationships and ensure their effectiveness while collaborating with every internal team to drive execution. You will work closely with the CTO, the head of legal, the chief of staff, and the head of operations.This role is hands-on, and we are looking for a technical individual contributor capable of independently building security programs from the ground up.Responsibilities Include:Leading SOC2 and data privacy compliance efforts (audits, GDPR, CCPA)Overseeing infrastructure security (AWS, Vercel, Cloudflare, PlanetScale - managing secrets, access controls, and monitoring)Managing security incident response (detection, triage, remediation, and post-mortem analysis)Directing external security programs (bug bounties, penetration tests, and threat monitoring)Enhancing internal security measures (IT vendor management, device security, office security, and training)
Full-time|$190K/yr - $245K/yr|On-site|Brooklyn, NY; San Francisco, CA
At Altana, we are redefining the landscape of global trade through our innovative AI-powered product network. Our mission is to empower governments and businesses, fostering a more resilient and secure global economy while ensuring seamless trade operations.The Opportunity at AltanaJoin our dynamic Engineering team, where you will be instrumental in developing platforms, APIs, services, workflows, and logical architectures that bring our vision to life. Our AI-driven platform is designed to handle vast amounts of data and serve a diverse array of clients. This complex system will challenge and expand your engineering skills in multiple dimensions. You will collaborate closely with our Data Scientists to analyze world-scale datasets, write scalable code that unveils unprecedented insights, and create APIs that fulfill our product vision.
Full-time|$200K/yr - $250K/yr|Hybrid|New York, New York, United States
At StubHub, we are committed to revolutionizing the global live event experience. Our goal is to ensure that every fan—from first-time attendees to seasoned concert-goers—enjoys a seamless journey from ticket discovery to event entry. We also prioritize our sellers, whether they are individual fans or large-scale promoters, providing a secure and convenient platform for ticket sales to millions of users worldwide.About the Team:Join the StubHub Cloud & Infrastructure Security Engineering team, where we are looking for a seasoned engineer to fortify our security framework in the cloud and infrastructure sectors. The ideal candidate will have a robust background in cloud security architecture, network security, and infrastructure automation, along with knowledge of container and operating system security.
Medicircle is seeking an innovative and dynamic Lead Software Engineer to join our talented team in New York. In this role, you will lead software development projects, mentor junior engineers, and contribute to the architectural design of our applications. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet the needs of our users.
Full-time|$200K/yr - $275K/yr|On-site|New York, NY
Supported by prominent Silicon Valley investors, Peregrine Technologies empowers public safety organizations, local and state governments, federal agencies, and private sector entities to confront societal challenges with remarkable speed and precision. Our AI-driven platform transforms fragmented data into actionable insights, delivering vital information that enhances decision-making processes, ultimately improving outcomes at every interaction. Currently, Peregrine serves hundreds of clients across over 30 states and two countries, impacting more than 125 million people, and we are poised for further expansion into enterprise markets and international territories.Our TeamWe believe that empathy is key to refining our solutions. Understanding how users interact with our products is crucial to our development process. As an engineer, you will have the chance to collaborate closely with our onsite team to explore the diverse use cases that Peregrine addresses.We are in search of a skilled security engineer to join our core engineering teams. You will face various challenges, from enabling real-time user interactions on detailed maps to architecting scalable backend systems that can process billions of data points.We hold that humility and empathy are essential in crafting effective solutions. You will work alongside our deployment team and users to iteratively resolve their challenges. Creativity and resilience will be vital to realizing our vision.RoleWe seek a software engineer who will take significant ownership across our tech stacks, making impactful decisions with long-term implications. You will play a pivotal role in integrating security into every phase of our product lifecycle.Our technology stack is continually evolving, anchored by a backend foundation utilizing Python, Django, Celery, Airflow, and Kafka; a frontend developed with React, Redux, and Mapbox; data storage solutions like PostgreSQL and Elasticsearch; machine learning models hosted on Bedrock and Sagemaker; and infrastructure that includes AWS, Pulumi, Terraform, and Kubernetes.About YouDevelop scalable frameworks that prioritize security, forming the backbone of our infrastructure and ensuring top-tier data protection.Identify and mitigate emerging security threats while crafting strategies that align with our product goals.Define security architecture across the platform...
Join Our Dynamic Security TeamAt OpenAI, we are on a mission to ensure that artificial general intelligence serves the betterment of humanity, with security at the heart of our vision. Our dedicated Security team is integral to safeguarding OpenAI's technologies, personnel, and products. We blend technical expertise with operational excellence, striving to empower all research and product initiatives at OpenAI. Our team values include impactful prioritization, enabling innovation, forward-thinking preparation for transformative technologies, and fostering a proactive security culture.Your Role as a Software Engineer, Security ObservabilityWe are looking for a Software Engineer specializing in Security Observability to enhance our Security team. In this pivotal role, you will design and implement secure, scalable systems that elevate our security observability framework. Utilizing your engineering prowess, you will partner with diverse teams to develop, deploy, and maintain resilient software solutions that bolster our security and detection capabilities. This position is available for remote work, or you may choose to relocate to one of our OpenAI offices situated in San Francisco, Seattle, or New York City.Your Responsibilities:Create and implement scalable software systems that enhance security observability across our infrastructure.Develop and sustain data pipelines that centralize and securely store security-related data from various sources.Continuously enhance the resilience and reliability of data systems to guarantee high platform availability.Collaborate closely with Detection & Response (D&R) and other security teams to mitigate security risks.Support data engineering for forensic investigations and compliance initiatives.You May Be a Great Fit If You Have:Extensive software engineering experience, proficient in programming languages such as Python, Go, or similar.Experience with infrastructure as code, utilizing tools like Terraform and working with cloud platforms such as Azure.Track record of building and maintaining data pipelines, especially for security-centric applications.A versatile engineering mindset, able to navigate various technical challenges seamlessly.
About UsPaxos Labs is at the forefront of creating enterprise-grade infrastructure that drives the evolution of trusted on-chain financial products. We partner with the world's foremost financial institutions to craft transparent and verifiable on-chain solutions that cater to everyday financial needs. If you're passionate about democratizing DeFi and digital assets, explore career opportunities with us at Paxos Labs.We recognize that security is foundational to our culture and long-term success. We are seeking a Lead Security Engineer to elevate our security measures and capabilities.Ideal CandidateThe engineering team at Paxos Labs is dedicated to deploying production software across both web2 and web3 technologies, ranging from smart contract protocols and DeFi integrations to robust cloud infrastructure and public APIs/SDKs. We are in search of a proactive developer who excels not only in development but also in researching and implementing comprehensive security strategies across both Traditional Finance (TradFi) and Decentralized Finance (DeFi) to safeguard mission-critical software.We are particularly interested in candidates with expertise in the following areas:Smart Contract SecurityCloud SecurityOperational SecurityKey ResponsibilitiesCloud SecurityPerform internal audits of Cloud platforms (Azure, AWS) and implement best practices regarding key management, network security, and monitoring.Develop threat models for proprietary and third-party software, identifying vulnerabilities and applying necessary patches.Work closely with infrastructure engineers to detect, address, and prevent future exploits by creating reusable tools and processes.Operational SecurityCreate tools and Standard Operating Procedures (SOPs) such as incident response manuals.Conduct regular incident response training sessions for team members, simulating hacking attempts, alerts, and social engineering tactics.Collaborate with both technical and non-technical staff to mitigate non-code-related attack vectors, safeguarding the human element in security.Smart Contract / DeFi SecurityPartner with the Smart Contract team to conduct internal audits and enhance security protocols.
Full-time|$126K/yr - $248K/yr|Hybrid|New York City
About the Team The Server Security team at MongoDB, Inc. is part of the core engineering group, focused on advancing database user security at a global level. Based in New York City, this team designs and builds security features that support MongoDB’s distributed database platform. What You Will Work On Cryptography: Implement Queryable Encryption, at-rest data encryption, and core cryptographic features. For more details on Queryable Encryption, see the MongoDB documentation. Identity & Access: Design authentication and authorization systems, manage TLS, and work with X.509 certificates. Network Security: Develop networking protocols that are both high-performance and low-latency, including PKI, Hashing, and Certificate Revocation Lists (CRLs). System Integrity: Build features that support resilience, observability, and compliance for large-scale distributed systems. Team Culture MongoDB values inclusivity, diversity, and collaboration. The Server Security team applies distributed systems principles to deliver essential features for application developers, system architects, and database operators.
Full-time|$185K/yr - $225K/yr|Remote|Remote, New York City
Mark43 is excited to announce we are open to hiring talent in Canada, the UK, and 36 U.S. states, including Alabama, Arizona, California (excluding San Francisco), Colorado, Connecticut, Washington D.C., Florida, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, North Carolina, Nebraska, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, and West Virginia. Before applying for this remote position, please ensure you can fulfill the role from one of the aforementioned states. Please note, state locations and specifics are subject to change as our hiring requirements evolve.Applicants must be authorized to work for any employer in the country where the role is being recruited. At this time, we are unable to sponsor or take over sponsorship for any employment visa.Mark43’s mission is to empower communities and their governments through innovative technology that enhances safety and quality of life for all. Our dedication is to build powerful, scalable, and elegant software that establishes new standards for the tools relied upon by our first responders. Recognizing the diversity of our users, we are committed to fostering a team that embraces diverse thoughts and experiences.We are looking for seasoned and imaginative senior software engineers who have successfully delivered enterprise-scale solutions and released commercial software to enterprise clients. Join us to help create the next generation of cloud-based public safety software. As a senior member of the Mark43 team, you will take full ownership of projects and features from inception to completion, establishing yourself as a trusted resource for your peers. You will develop robust server-side solutions tailored to our unique challenges related to scale, security, and reliability. We utilize technologies such as React, TypeScript, Node.js, SQL, Redis, and Elasticsearch and actively participate in the open source community. As an engineer at Mark43, you will enjoy a culture that encourages innovation and collaboration.
Join Our Innovative Security TeamAt OpenAI, security is paramount to our mission of ensuring that artificial general intelligence serves the best interests of humanity. Our dedicated Security team safeguards OpenAI’s technology, personnel, and products. We are technical in our solutions and operational in our approach, committed to supporting all aspects of our products and research. Our guiding principles include prioritizing impactful initiatives, empowering our researchers, preparing for future technological advancements, and fostering a robust security culture.Your Role as an Application Security EngineerIn the role of Application Security Engineer, you will play a vital part in identifying and mitigating security vulnerabilities within our software applications. This involves creating security tools, conducting code reviews, performing penetration testing, and executing comprehensive security assessments.We seek individuals who will collaborate closely with development teams to embed secure coding practices throughout the software development lifecycle, preemptively addressing security risks. You will also offer security guidance to developers and stakeholders, promoting a culture of security awareness across the organization.This position is based in New York City, but we also consider candidates for remote work. Our hybrid work model requires three days in the office each week, and we offer relocation assistance for new employees.Key ResponsibilitiesConduct Security Assessments: Regularly perform security assessments, code reviews, and penetration tests to identify vulnerabilities in applications and software.Create and Implement Security Tools: Design and develop security tools, frameworks, and methodologies to defend applications against potential threats.Collaborate with Development Teams: Work hand-in-hand with development teams to ensure security best practices are integrated throughout the software development lifecycle, including secure coding standards.Threat Modeling and Risk Assessment: Carry out threat modeling and risk assessments to proactively identify potential risks and devise effective mitigation strategies.Manage Vulnerabilities: Track, analyze, and manage vulnerabilities within applications, providing guidance and support for remediation efforts.Incident Response Support: Assist in incident response efforts and contribute to the development of incident response protocols.
Role overview Project Healthy Minds seeks a Lead Software Engineer based in New York, NY. This role sets the technical direction for digital mental health products and manages an engineering team dedicated to building tools that promote mental wellness globally. What you will do Guide and mentor a team of engineers, fostering collaboration and supporting their professional development Design, develop, and maintain scalable software applications aimed at mental health solutions Oversee every stage of the software development lifecycle, including architecture, implementation, and deployment Our mission Project Healthy Minds creates digital products that help make mental health resources more accessible and effective for people everywhere.
Full-time|$225K/yr - $375K/yr|On-site|New York, NY
OverviewPosition: Lead Quantitative Software EngineerWork Schedule: 5 days a week at NYC headquartersBase Salary: $225,000 - $375,000 annuallyEquity: Attractive initial equity package along with refreshersExperience Requirement: Minimum of 4 yearsAbout Stratos Labs Inc.Stratos Labs Inc. is at the forefront of revolutionizing commodity risk management for the $10 trillion physical economy. By integrating real-time market data with AI-driven exposure modeling and automated trade generation, we empower operators to navigate volatility with precision. Our platform offers instant execution, ongoing monitoring, alerts, and tailored recommendations, transforming complex market risks into a seamless hedging engine that operates continuously.Founded in 2023 by the youngest macro market-maker at Barclays and a seasoned trading systems engineer from Coinbase, we have successfully secured over $20 million in funding from prominent investors like Andreessen Horowitz (a16z), Crucible Capital, Neo, and Crossbeam Venture Partners.Key ResponsibilitiesDesign Tomorrow's Trading Infrastructure: Spearhead the development of our trading system as we expand into new markets and onboard additional clients.Performance-Oriented Engineering: Construct and enhance low-latency distributed systems, ensuring optimal pricing and minimal risk.Team Development: Cultivate a world-class engineering team by hiring, mentoring, and collaborating with founders on complex challenges in financial technology.End-to-End Ownership: Manage critical systems from market data ingestion to order execution and risk monitoring, maintaining our clients' operations around the clock.QualificationsThorough knowledge of data structures, algorithms, design patterns, and system fundamentals.Proven experience in architecting and developing intricate financial systems, particularly in low-latency event-driven distributed systems.Strong sense of ownership and teamwork, with the ability to collaborate effectively to maintain momentum and achieve goals.Ability to thrive in ambiguous situations, adapt quickly, and independently navigate fast-paced environments.Outstanding problem-solving skills, with a knack for breaking down and addressing complex tasks.Preferred SkillsFamiliarity with programming languages and tools such as Golang, Python, C++, gRPC, PostgreSQL, Kafka, and AWS.
Join Maximus Tribe as a Lead Software Engineer / Technical Lead Manager, Growth in a 100% remote role where you'll play a pivotal part in driving the growth and innovation of our technology. In this dynamic position, you'll lead a team of developers and collaborate with cross-functional stakeholders to create scalable solutions that enhance user experiences.
About AdaptiveAdaptive Security is at the forefront of AI cybersecurity, proudly recognized as NVIDIA and OpenAI's exclusive investment in this domain. Our mission is to thwart AI-driven cyber threats effectively.Founded by seasoned entrepreneurs Brian Long and Andrew Jones, who have previously scaled companies to remarkable heights, Adaptive recently secured $81 million in a Series B funding round, led by NVIDIA and Bain Capital Ventures, with contributions from Capital One Ventures, Citi Ventures, and ongoing backing from industry leaders like Andreessen Horowitz (a16z) and the OpenAI Startup Fund. Our founders have a proven track record, having co-founded Attentive and TapCommerce, and are committed to building a robust security framework for the AI era.With our trusted solutions already employed by leading banks, technology firms, and healthcare organizations, Adaptive is dedicated to protecting teams from evolving threats, including deepfakes, smishing, and AI-driven voice scams. As we continue to experience rapid adoption in the enterprise sector, we are poised to capitalize on a market exceeding $200 billion.RoleWe are on the lookout for a passionate Software Engineer eager to contribute to high-quality software development in a dynamic startup environment where every engineer's impact is significant. You will be directly involved in shipping tangible features for our customers from day one, creating products that are pivotal to the field of AI cybersecurity. As you advance in your role, you will cultivate your technical acumen and develop a unique vision for product direction.ResponsibilitiesDevelop and deploy features across the entire technology stack—frontend, backend, and infrastructure.Produce clean, well-tested code that is easily comprehensible and maintainable by fellow engineers.Collaborate closely with product management and design teams—our engineers play a crucial role in shaping our product vision.Engage with customer feedback to develop your insights on product enhancements.Commit to ongoing professional development— we heavily invest in advanced tools and resources, including AI coding assistants.Qualifications1-4+ years of experience in developing customer-facing software applications.Bachelor's degree or equivalent experience in Computer Science, Software Engineering, or a related discipline.Proficient in relevant programming languages and frameworks with a strong understanding of software development principles.
As a Staff Software Engineer specializing in Product Security at Harvey, you will play a pivotal role in safeguarding our products and ensuring the security of our software systems. You will collaborate with cross-functional teams to design and implement security measures that protect our users and their data.Your expertise will help us identify vulnerabilities, drive security initiatives, and continuously improve our security posture. If you are passionate about software security and want to make a significant impact in a dynamic environment, we invite you to apply!
Are you an experienced software engineer with a passion for back-end development? Join our innovative team at dev2, where we value creativity, collaboration, and cutting-edge technology. As a Lead Back End Software Engineer, you will play a crucial role in designing and implementing robust software solutions that drive our projects forward.
Join a Groundbreaking CompanyPalantir is at the forefront of innovation, creating unparalleled software solutions that empower data-driven decisions and optimize operations. Our platforms are instrumental in advancing life-saving medical breakthroughs, predicting supply chain challenges, and locating missing children, among other vital initiatives.Your Impactful RoleAs an Application Security Engineer, you will play a pivotal role in safeguarding critical information for our defense, intelligence, and commercial partners. You will be integral to our Application Security Team, which is dedicated to enhancing developer productivity while ensuring the highest security standards for our software products. The importance of application security is paramount given the sensitive work Palantir undertakes.Your responsibilities will encompass:• Comprehensive Product Security Reviews. Conduct extensive security assessments of our current and future product offerings, including whitebox, greybox, and blackbox evaluations. Collaborate with offensive security teams, engineering groups, and other InfoSec professionals to strengthen our products against sophisticated threats.• Architectural and Design Expertise. Act as the security authority for product architects and engineers, engaging in threat modeling, risk assessment, and the implementation of security controls to mitigate identified risks. You will influence product design to ensure security is embedded from the outset.• Leadership in Strategic Security Initiatives. Take ownership of transformative security projects that have a company-wide impact. Past initiatives have included implementing supply chain security measures, hardware-backed GPG key signing, and developing innovative security services and automation.• Vulnerability Detection and Resolution. Innovate new methods to identify and address security vulnerabilities in our products through static and dynamic analysis, security scanning, and collaboration with our incident response team and bug bounty program.This position offers substantial autonomy, a broad-reaching impact, and the necessary resources to drive significant security enhancements across Palantir.
About AdaptiveAdaptiveSecurity stands at the forefront of AI cybersecurity, being the exclusive investment of NVIDIA and OpenAI in this crucial field.As a pioneering startup, our mission is to thwart AI-driven cyberattacks. Following a successful funding round in December 2025, we secured $81M in Series B financing led by NVIDIA and Bain Capital Ventures, with contributions from Capital One Ventures, Citi Ventures, and ongoing support from Andreessen Horowitz (a16z), the OpenAI Startup Fund, and Abstract Ventures. This landmark funding round signifies NVIDIA's inaugural venture into AI cybersecurity.Founded by seasoned entrepreneurs Brian Long and Andrew Jones, who have a track record of building and scaling industry-leading companies, Adaptive is poised for growth. Previously, they co-founded Attentive, which achieved over $500M in annual revenue and a valuation exceeding $10B, along with TapCommerce, acquired by Twitter. Their extensive experience in fostering high-growth, product-centric businesses is integral to Adaptive's ambition to create a robust security framework for the AI landscape.Our trusted solutions are utilized by leading banks, technology firms, and healthcare providers, safeguarding teams against emerging threats such as deepfakes, smishing, and AI-generated voice scams. With swift enterprise adoption and a market potential exceeding $200B, Adaptive is just getting started.RoleWe are on the lookout for a Lead Software Engineer who is passionate about crafting high-quality software within a dynamic startup atmosphere where each engineer significantly influences product outcomes and company growth.In this role, you will tackle our most intricate and far-reaching technical challenges. You will set the technical vision, mentor fellow engineers, and oversee critical components of our platform. This position is ideal for a leader who inspires through influence, engages directly in problem-solving, and elevates the performance of those around them.ResponsibilitiesDefine technical direction and unite the team around common objectives.Manage multiple projects from inception to completion, regardless of size or complexity.Mentor and advocate for engineers to facilitate their professional development.Resolve obstacles — when the team faces challenges, you will clarify trade-offs and assist in decision-making.Collaborate closely with product and design teams — in this role, you will make strategic decisions that shape the product's trajectory.Engage directly in coding and technical tasks when necessary, rather than solely delegating.Foster a culture of ownership, urgency, and technical excellence.Stay abreast of cutting-edge technologies and introduce innovations that enhance our platform.
