Your Role:Develop and implement essential features for the Backpack Mobile App across both Android and iOS platforms.Identify and resolve bugs while optimizing app performance.Take full ownership of projects from inception to completion, ensuring high-quality delivery.Your Profile:Passionate about Backpack, web3, and the cryptocurrency landscape.Possess a minimum of 3 years of experience specializing in React Native and mobile application development.Proficient in English, both written and verbal.What We Offer:Equity ownership and a stake in the company; we seek true ownership from our team members.A dynamic and fast-paced working environment.Flexible work hours with a hybrid schedule option.Exclusive Backpack/Mad Lads perks.Location:While we have office locations in Chicago, Dubai, and Tokyo, we welcome remote candidates who fit our criteria. Visa assistance for office relocation is available.

At Backpack, we believe in the power of your unique talents. We invite you to shape your own role and demonstrate to us how you can contribute to our mission in the web3 and cryptocurrency space.

About the Role:Join us at Backpack as we strive to scale blockchain technology for mass adoption. As a Wallet Engineer, you will play a pivotal role in enhancing our Backpack Wallet and ensuring a seamless user experience.Your Responsibilities:Develop and implement essential features for the Backpack Wallet.Identify and resolve bugs to optimize performance.Take ownership of projects, managing them from inception to completion.Your Profile:Passionate about Backpack, Web3, and cryptocurrency.Minimum of 2 years of experience in Rust and blockchain software development.Fluent in English, with excellent communication skills.What We Offer:Competitive equity and ownership in the company; we value our team as partners.A dynamic and fast-paced work environment.Flexible working hours with a hybrid schedule option.Exclusive Backpack/Mad Lads perks.

Your Role:Integrate third-party payment solutions, banking institutions, and local fiat channels with Backpack Exchange.Troubleshoot and enhance existing systems by optimizing processes and resolving bugs.Take full ownership of projects, ensuring successful delivery from inception to completion.

Join Our TeamAt Prophet Security, we are pioneering a revolutionary platform designed to streamline complex security operations. Our mission is to empower engineers to directly influence customer outcomes. As part of our innovative team, you will engage closely with clients, grasp their needs, and witness the real-world impact of your contributions. If you thrive in a dynamic startup environment and are passionate about creating meaningful products, we invite you to apply!With over 30 years of collective experience in the cybersecurity domain, our founding team has held leadership roles at renowned organizations such as Abnormal Security, Expel, Mandiant, McAfee, Oracle, Red Canary, Red Hat, Riverbed, and Symantec. We are dedicated to transforming the expansive $400 billion security labor market.About Our PlatformOur platform serves as a catalyst for security teams, analyzing alerts, formulating and executing investigation strategies, and delivering comprehensive findings along with actionable insights. Analysts provide essential feedback, which is integrated into ongoing investigations, fostering an evolving and responsive security approach. Our objective is to fundamentally alter the balance of power in cybersecurity, favoring defenders.Your RoleAs a pivotal member of our founding AI Engineering team, you will influence the architecture and technical direction of our next-generation Agentic AI SOC Platform. This role focuses on developing artificial intelligence and machine learning capabilities that power our product, with an emphasis on large language models (LLMs) and AI agents.Key ResponsibilitiesArchitect, design, and implement our Agentic AI platform.Enhance LLM performance on security-specific tasks through in-context learning, prompt engineering, and retrieval-based context augmentation techniques.Drive the architecture of machine learning solutions, making informed decisions regarding model configurability, portability, and cost considerations.Establish evaluation methodologies, guidelines, metrics, and infrastructure to assess the performance of our machine learning systems.Collaborate with cross-functional teams to align technical objectives with business needs.

Join Cogent Security as a Solutions EngineerAt Cogent Security, we are pioneering the future of cybersecurity through cutting-edge applied AI. Our innovative AI Taskforce analyzes vast amounts of enterprise data to proactively address cybersecurity threats, ensuring businesses remain secure from potential breaches.We are committed to blending advanced research with practical applications, enabling us to deliver transformative security solutions. Our dedicated Cogent Research team fuels our efforts, making agent-based security workflows a reality for our clients.Following our emergence from stealth mode, we have rapidly expanded, collaborating with Fortune 500 companies to safeguard complex production environments globally.Backed by Greylock, our team consists of top talent from prestigious institutions and leading tech companies, including:Stanford, Berkeley, Penn, Duke, Carnegie Mellon, and WaterlooHigh-growth firms like Scale AI, Databricks, Stripe, Tesla, and CoinbaseCybersecurity experts from Wiz, Abnormal AI, and ZscalerML research labs such as Deepmind and SAIL

Your Role:Design, build, and uphold infrastructure tools and services using Rust.Take ownership of CI/CD pipelines, monitoring systems, and deployment automation.Work collaboratively with engineering and security teams to guarantee scalable and resilient systems.Enhance infrastructure for optimal performance, cost efficiency, and security.Contribute to improving internal developer experiences and workflows.

At Empirical Security, we are always eager to connect with passionate and talented individuals. Although our team is currently at full capacity, we welcome your interest in joining us. Share with us your aspirations and explain why you believe you would be a great addition to our team.Final ThoughtsIf you don't meet every requirement listed above, we strongly encourage you to apply regardless! Research indicates that underrepresented communities, including women, LGBTQ+ individuals, and people of color, often hesitate to apply unless they fulfill all qualifications. At Empirical Security, we are committed to creating a diverse, equitable, and inclusive environment that promotes a sense of belonging. If you are excited about this opportunity but feel your experiences don't match every criterion, we urge you to submit your application anyway. You could be the ideal candidate for this position or another role within our organization!

Are you passionate about the great outdoors? Do you have a deep-rooted connection to nature and a desire to ignite that same passion in young explorers? Join us as a Backpacking Program Guide with Avid4's Expeditions Program, where you'll lead youth on unforgettable multi-day backpacking trips. Throughout the summer, you'll guide campers to new campsites each evening while imparting essential skills such as teamwork, Leave No Trace principles, and the importance of disconnecting from technology to reconnect with nature.California Expeditions: Need assistance with housing? Connect with your TA Specialist to explore local housing options and support from Avid4.Key InformationWork Schedule: Sundays at 7 am to Fridays at 6 pm. Scheduled time off is Friday evening through Saturday.Position Duration: Training occurs in Colorado from May 16 to June 5, with actual programs running from June 14 to July 31. Transportation and accommodation for training are provided!Compensation: Compensation is based on your position, additional responsibilities, certifications, and tenure. Starting Rate: $984/week$350 BONUS for Wilderness First Responder/EMT Certification upon completion of the season.$100-$400 additional bonuses for relevant certifications!In accordance with California regulations, staff must either hold a CDL or a non-CA driver's license to drive our 15-passenger vans. Candidates from California who do not meet our age criteria or possess a CA driver's license may be considered for roles in our Colorado Expeditions Program, Logistics Support, or nearby Day Camp programs.ResponsibilitiesLead a 5-night overnight experience, providing 24-hour guidance, support, supervision, and ensuring safety and comfort for all participants during activities.Throughout the summer, co-lead other daily outdoor programming, including backpacking, mountain biking, kayaking, canoeing, stand-up paddleboarding, and teaching Leave No Trace principles.Prioritize safety! You will be responsible for risk management and instructing campers on safe recreation practices.

About UsAt Prophet Security, we understand the challenges faced by security teams overwhelmed by alerts, disparate workflows, and unintegrated tools. As adversaries evolve rapidly, deploying ransomware and compromising data in record time, organizations require more than just additional alerts; they need comprehensive solutions that transcend human limitations.We are pioneering an AI-powered Security Operations Center (SOC) platform designed to provide insightful context and consistent responses to security threats. Our technology leverages large language models to empower analysts, enabling them to investigate and respond at unprecedented speeds, transforming the capabilities of SOCs today and redefining future possibilities.Your RoleIf you are an investigator at heart, eager to leave a significant mark on the security landscape, this is your opportunity. You think beyond isolated alerts and focus on comprehensive workflows. You understand the critical context around incidents, know how to connect disparate information, and can determine the most effective next steps.Your experience includes investigating account takeovers, identifying session hijacking, tracking ransomware groups, and triaging suspicious cloud activities, especially those involving intricate control plane issues. True expertise is not simply about closing alerts; it’s about establishing repeatable processes: creating effective detections that sift through noise, developing orchestration workflows, and training AI to reason with your insights.You excel at navigating between investigations, coding, and customer interactions. One moment you’re analyzing complex logs, the next you’re collaborating with a teammate on response strategies or guiding a customer through an investigation. Your commitment to precision and context ensures that investigations are efficient and not duplicated.Continuous learning and sharing knowledge are your passions, and you aspire to influence the next generation of security operations.Your ImpactAt Prophet, you won’t just be responding to alerts; you will play a key role in shaping the application of AI in threat detection and response. Your investigative work and the workflows you establish will enhance Prophet AI’s reasoning capabilities, ensuring that our customers receive the coverage, accuracy, and clarity they require. Collaborating with engineers and fellow practitioners, you will help redefine the future of security operations.

Join the Wachter family and advance your career with us! We are looking for a highly organized and detail-oriented Physical Security Engineer to support our technicians in delivering validated designs, comprehensive implementations, and ongoing maintenance for our clients' physical security systems. This role involves collaboration with our teams on the configuration, testing, and troubleshooting of access control systems, video surveillance, and various physical security technologies. Ideal candidates are self-driven, reliable, and possess the ability to work independently to find effective solutions. We offer long-term employment with competitive salaries and exceptional benefits for qualified individuals. At Wachter, we prioritize relationships and are committed to investing in our employees' growth.

Company OverviewFounded in early 2022 by experts from Palantir and Anduril, Cape is on a mission to redefine privacy and security in the wireless domain. Our CEO's passion for mobile security emerged while leading Palantir’s national security division, and today, we are committed to empowering citizens—including those who safeguard our nation—by providing a cellular network that prioritizes data control and privacy.At Cape, we are not just another cellular service provider; we are pioneers of a privacy-centric revolution, ensuring that personal information—where we are, who we are with, and where we go—remains secure and confidential. With backing from Andreessen Horowitz and other esteemed investors, we are excited to expand our team and drive innovation in wireless technology.The TeamOur team at Cape is comprised of relentless innovators who are dedicated to pushing the limits of possibility. Collaboration and creativity are at the heart of our culture, allowing talented engineers to thrive and make impactful contributions. You will work alongside a diverse group of professionals who share a passion for excellence and transformative ideas.Position SummaryWe are in search of a skilled Security Engineer specializing in cloud security to join our dynamic team. In this critical role, you will collaborate closely with engineering and SRE teams, applying your cloud security expertise to minimize risks and enhance our AWS environments. You will design, implement, and sustain security protocols that adhere to regulatory standards, improve internal processes, and mitigate data security risks. Your role will also involve developing ongoing security strategies aligned with our business objectives and operational needs.Your ContributionsEstablish, execute, and oversee robust security controls and policies for AWS environments, ensuring the confidentiality, integrity, and availability of our data and services.Conduct thorough security evaluations of our cloud settings to identify vulnerabilities, assess risks, and propose actionable mitigation tactics.Champion the integration of security best practices throughout our development and operational processes.

Join Lightning Labs as a Senior Security Engineer, where you will play a pivotal role in enhancing the security of our rapidly growing engineering organization. This hands-on position involves developing and implementing robust security policies and procedures that align with industry best practices. The ideal candidate will have a proven track record in securing web applications, Bitcoin, and other public-facing network services, alongside expertise in penetration testing and both automated and manual source code security reviews. Experience with Bitcoin and the Lightning Network, as well as a solid understanding of the cryptographic principles relevant to this domain, is highly desirable.As a global organization, we require candidates who are comfortable collaborating with distributed teams across various time zones. A passion for our mission of promoting financial freedom worldwide, as well as a genuine enthusiasm for Bitcoin, is essential. Although this role is part of the engineering team, you will work collaboratively across functional teams to ensure comprehensive security coverage across the organization.Key responsibilities include, but are not limited to:Designing and implementing active fuzzing, black-box, and white-box testing, as well as penetration testing frameworks for both open-source and production systems.Conducting security audits and reviews of internal production systems and open-source software that interacts with Bitcoin and Lightning in a security-critical manner.Mentoring and guiding team members to elevate their security skills.Establishing global security policies, standards, guidelines, and procedures to maintain ongoing security measures.Managing security aspects of software release processes and infrastructure.Identifying security team needs for future growth.Developing responsive security incident management processes.Conducting risk management assessments.

At Cogent Security, we are dedicated to halting breaches and thwarting cybercrime through cutting-edge innovations in generative AI systems. We are pioneering the world’s inaugural AI cyber taskforce, featuring AI agents that possess human-level reasoning capabilities to autonomously safeguard organizations against emerging threats. Our early adopters include some of the most prestigious institutions globally, encompassing public companies, elite universities, and Fortune 500 corporations across various sectors.Founded by a team of experienced engineering and product leaders with decades of expertise in cybersecurity and technology, Cogent Security operates with a fully in-person team based in San Francisco and New York. Our team comprises top-tier software engineering and machine learning talent sourced from industry giants such as Abnormal Security, Coinbase, Microsoft, Tesla, and Stripe. To fuel our ambitious growth trajectory, we have successfully secured a significant Seed funding round led by Greylock Partners and prominent angels in AI, cybersecurity, and enterprise software, including Reid Hoffman and founders from top firms like Abnormal and Datadog.In pursuing our mission, we are committed to achieving:Ambition for Excellence: We consistently work backwards from our ideal vision and measure our progress accordingly.Customer Centricity: We obsess over our customers’ challenges and innovate relentlessly to deliver optimal solutions.Intellectual Honesty: We value open dialogue and actively seek the truth in all discussions.Intentionality: We exhibit sound judgment and thoughtfully consider trade-offs.Extreme Ownership: We take pride in our work and reject the notion of “not my problem.”Velocity / Bias for Action: We prioritize today’s tasks over tomorrow’s.

Key Responsibilities:Develop and implement critical front-end features for the Backpack Exchange platform.Identify and resolve bugs while enhancing performance and usability.Take ownership of projects from conception to deployment.About You:Passionate about Backpack, web3 technologies, and cryptocurrency.Possess over 2 years of experience in front-end software development, specifically with React.Exhibit excellent English communication skills.What We Offer:Significant equity and stake in the company, fostering an ownership mentality.A fast-paced work environment that values straightforward communication.Flexible working hours with the option for a hybrid schedule.Exclusive Backpack/Mad Lads perks.Work Environment:We maintain offices in Chicago, Dubai, and Tokyo. While you are welcome to work from any of these locations with visa support, we also offer a fully remote option for the right candidate.

Join seesaw as a Senior Security Engineer and play a pivotal role in safeguarding our digital assets. This is a fantastic opportunity for experienced security professionals looking to make a significant impact in a fully remote environment. You will be responsible for developing and implementing robust security strategies, performing risk assessments, and ensuring compliance with industry standards.In this role, you will collaborate with cross-functional teams to identify vulnerabilities and establish security protocols that protect our systems and customer data. If you are passionate about cybersecurity and eager to work in a dynamic, innovative company, we want to hear from you!

About Tailscale Tailscale is revolutionizing the way we connect on the Internet by providing software solutions that allow secure interconnections among individuals and their devices, irrespective of their location. From individual hobbyists to large multinational corporations, teams of all sizes rely on Tailscale daily to safeguard their networks and facilitate access to internal tools. We envision a future for the Internet that is secure, easy to use, and sensible, reminiscent of its earlier days. Established in 2019 and operating with a fully distributed team, we are supported by esteemed investors including Accel, CRV, Insight, Heavybit, and Uncork Capital.Job DescriptionWe are in search of a skilled Security Infrastructure Engineer to enhance our product security team. The ideal candidate will possess the ability to advance Tailscale's mission while ensuring a safer usage experience. Key skills include adaptability, collaboration with highly technical teams, and comfort with asynchronous work environments.Key ResponsibilitiesArchitect and implement security controls across various layers including cloud platforms, operating systems, Kubernetes, networks, and CI/CD pipelines to protect against advanced threats and insider risks.Enhance Tailscale’s security framework by identifying and executing opportunities for security and privacy improvements, bug fixes, and layered defense strategies throughout our codebase.Conduct audits of Tailscale’s infrastructure to uncover technical security vulnerabilities and develop mitigation strategies to address them.Provide support for engineering decisions through threat modeling and security expertise.Allocate 25-50% of your time to software development tasks in this role, alongside operational and governance security duties.

At Bitwarden, we empower enterprises, developers, and individuals by providing a secure platform for storing and sharing sensitive data. Our commitment to transparency and open-source practices in password management, secrets management, and passwordless innovations makes it easy for users to implement strong security measures across all digital interactions. Established in 2016, Bitwarden is headquartered in Santa Barbara, California, and is backed by a dedicated global community of security experts and enthusiasts. As a Senior Security Engineer, you will play a pivotal role in enhancing our security posture by conducting purple team testing, which includes threat research and analysis, penetration testing, code audits, security validation, and cryptography reviews of Bitwarden’s products and services. You will be an integral member of our security findings response team, addressing external inquiries and assisting with investigations and triage. Your responsibilities will also involve collaborating with engineering and security operations teams to remediate any identified security vulnerabilities and ensure our platform is robust and secure. We seek a proactive individual with advanced technical expertise that spans both offensive and defensive security measures. The ideal candidate will have a proven track record of utilizing security and vulnerability management tools to identify and mitigate cyber threats across our services and network environments, including mobile and internet-facing applications. This position is fully remote, and we are looking for candidates located in the U.S. Note that we do not offer visa sponsorship at this time.

Position OverviewStellar Cyber is seeking a talented and passionate Staff Security Engineer to revolutionize security operations through our cutting-edge Open XDR platform. As a vital member of our mission-driven team, you will integrate security engineering, software development, and machine learning research to enhance real-world Security Operations Center (SOC) operations. This role goes beyond mere feature development; it involves deeply engaging with SOC analysts to create AI-driven agents, tools, and workflows that redefine alert investigation, threat hunting, and automation of responses. Note: This position requires prior experience in both software engineering and security operations.