Lead Security Engineer (AI) – Product Security

As a Lead Security Engineer specializing in AI and Product Security at Nubank, you will play a pivotal role in safeguarding our innovative financial solutions. Your expertise will help us develop and implement robust security measures that protect sensitive data and maintain the trust of our users. You will lead a dynamic team, driving security initiatives a…

Join our dynamic team as a Network Security Engineer where you will play a pivotal role in building, designing, and supporting robust network-based security infrastructures. Your expertise will ensure the security of mobile devices, laptops, smartphones, and mobile handsets.In this position, you will be responsible for:Providing exceptional network security customer support in a shared environment, catering to multiple clients.Overseeing the architecture, initial configurations, and management of one or more Security Event and Information Management (SIEM) systems.Offering 24/7 production support for security elements.Identifying security incidents and guiding clients through containment and remediation processes during project startups.Troubleshooting end-to-end network and application connectivity.Managing authentication, authorization, and accounting (AAA) protocols.Performing intermediary connectivity provisioning, application and network troubleshooting, policy audits, and preventive maintenance on security elements.Conducting network risk assessments for all tasks performed.Monitoring security events and performing regular assessments.

Overall Purpose: The Network Security Engineer will be responsible for designing and implementing robust network security solutions across all phases of network security. This includes leveraging Managed Security Services encompassing Firewalls, IDS, Proxies, and Routers to safeguard Telecommunications and third-party client networks.Roles & Responsibilities:Deliver intricate network security solutions that support customer billable projects, ensuring timely delivery while meeting both business and technical requirements.Investigate attempts or successful breaches to systems security and devise effective countermeasures.Oversee the maintenance and management of hardware, software, network firewalls, and encryption protocols.Administer security policies to regulate both physical and virtual access to systems.Provide management with insights regarding the detrimental impacts on the business resulting from theft, destruction, alteration, or denial of access to information and systems.

Join our dynamic team as a Network Security Engineer where you'll play a pivotal role in safeguarding our network infrastructure.This position involves designing, implementing, and maintaining robust security systems to protect against potential threats. You will work closely with other IT professionals to analyze and enhance our security posture while ensuring compliance with industry standards.

Senior Network Security and Firewall Engineer Job OverviewThe Senior Network Security Engineer will serve as a pivotal resource in consulting on client networks, specializing in security architecture design, leading the deployment of robust security solutions, and providing both remote and on-site support to clients. This role also entails handling the daily processing of Work Orders, Change Requests, and Incident Management for operational systems.Key Responsibilities:Design and consult on security architecture for both pre-sale and post-sale activities within customer environments.Oversee implementation projects to ensure the effective delivery of security services.Conduct on-site technical implementations or attend customer meetings as necessary.Offer Level 2-3 technical support to existing clients.Research, design, and manage the implementation of IT systems and policies tailored for information security aligned with business objectives.Address and resolve security-related Work Orders, Change Requests, and Incidents.Provide 24/7 support for Priority 1 and 2 incidents.

Overall Purpose: As a Network Security Engineer, you will be instrumental in designing and implementing robust network security solutions that encompass all phases of network security. Utilizing our Managed Security Services, you will work with technologies including Firewalls, Intrusion Detection Systems (IDS), Proxies, and Routers to ensure the utmost security of telecommunications and third-party client networks.Roles & Responsibilities:• Deliver intricate network security solutions tailored for customer billable projects, ensuring timely completion while meeting both business and technical requirements.• Investigate attempts or successful breaches of system security and devise effective countermeasures.• Maintain and optimize hardware, software, network firewalls, and encryption protocols.• Administer security policies that manage both physical and virtual access to systems.• Provide management with insights regarding the detrimental impact on business operations due to theft, destruction, alteration, or denial of access to information and systems.

Join our dynamic team at 360 IT Professionals as a Security Architect. In this pivotal role, you will be responsible for designing and implementing secure architectural solutions that protect our clients' data and infrastructure. Your expertise will ensure compliance with industry standards and enhance our security posture.

Join our dynamic team at Collabera as a Network Security Analyst. In this role, you will be responsible for safeguarding our organization's networks and systems against security threats. Your expertise will help in identifying vulnerabilities and implementing security protocols to protect sensitive data.

About Us Nu is a leading digital financial platform that serves over 122 million customers across Brazil, Mexico, and Colombia. Our mission is to simplify financial services and empower individuals, marking the start of an innovative future in Latin America. Listed on the New York Stock Exchange (NYSE: NU), we leverage proprietary technology, data intelligence, and an optimized operating model to offer financial products that prioritize simplicity, accessibility, and human connection. Our achievements have been acknowledged by prestigious global rankings including Time 100 Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Bank. For more information, please visit our careers page. About the Role We are in search of a seasoned engineer who excels at tackling "meta-problems"—enhancing the tools and processes that support other teams. You will play a key role in designing and implementing impactful automation, managing the rollout of enterprise tools (such as Postman and n8n), and establishing technical governance for our advanced AI workflows. Key Responsibilities Enterprise Automation & Platform Engineering: Lead the implementation and upkeep of automation platforms (e.g., n8n) to streamline workflows across business units. Architect and fine-tune crucial communication infrastructure (e.g., AWS SES, ensuring email delivery reliability) to guarantee high availability for internal and transactional messaging. AI & “Vibe Coding” Governance: Steer the technical strategy for AI integration within engineering workflows. Create governance frameworks to ensure the safe, compliant, and effective utilization of AI coding assistants and agents. Develop

Join our innovative team at 360 IT Professionals as a Senior IAM Lead Systems Engineer. With over a decade of experience in Identity and Access Management (IAM), you will play a pivotal role in designing and implementing secure systems that protect sensitive information and ensure compliance.In this role, you will lead technical initiatives, collaborate with cross-functional teams, and mentor junior engineers. Your expertise will drive the development of robust IAM solutions that enhance operational efficiency and security.

About Nubank Nubank is among the world's largest digital financial platforms, boasting over 127 million customers across Brazil, Mexico, and Colombia. Our mission is to combat complexity and empower individuals, as we transform the financial services landscape in Latin America. This is just the beginning of our exciting purple future. As a publicly traded company on the New York Stock Exchange (NYSE: NU), we leverage proprietary technology, data intelligence, and an optimized operational model to provide financial products that are straightforward, accessible, and human-centric. Our influence has been acknowledged by prestigious global rankings, including Time 100 Companies, Fast Company's Most Innovative Companies, and Forbes World's Best Bank. For more information, visit our careers page here. About the Role The Traffic Management team is essential in ensuring Nubank’s customer-facing and internal services remain secure and accessible. Acting as the core layer that directs and safeguards every service request, from mobile app entry points to inter-service communications across various regions and environments, this role is pivotal in our strategy and execution for service mesh. In this position, you will enhance the reliability, scalability, and security of this vital platform, advancing our service mesh, boosting resilience and observability, and empowering product teams to deliver quickly without sacrificing stability. Your Responsibilities Lead and execute end-to-end milestones on the traffic platform, from problem identification to deployment and follow-up, effectively breaking complex challenges into manageable tasks while maintaining visibility on progress and risks for the team and key stakeholders. Own complex and sometimes unclear problems, assess options and trade-offs, and propose clear, pragmatic solutions that balance reliability, performance, security, and effort. Ensure the stability and quality of deliverables: design with potential failures in mind, implement appropriate tests and observability, and respond quickly to incidents while driving follow-up actions to prevent recurrence. Collaborate with engineers, product, and partner teams to identify needs, align on priorities, and translate them into clear technical plans and milestones that are aligned with the team’s objectives. Utilize AI and agents with an AI-first approach in your daily tasks to troubleshoot issues, write and review code, explore solution options, and automate repetitive tasks, facilitating the team’s adoption of safe and effective AI workflows. Create and maintain comprehensive technical documentation and runbooks.

About Speechify Speechify builds text-to-speech tools that help people access information without barriers. Over 50 million users rely on Speechify to turn reading materials, including PDFs, books, Google Docs, news articles, and websites, into audio. The goal: help users read faster and remember more. Our Products and Recognition The Speechify product suite spans iOS, Android, Mac, a Chrome Extension, and a Web App. Google named our Chrome Extension "Extension of the Year." In 2025, Apple honored Speechify with a Design award for inclusivity. Team and Work Environment Nearly 200 people work at Speechify, all fully remote. There is no physical office, team members collaborate from locations around the world. The team includes frontend and backend engineers, AI research scientists, and professionals with experience at Amazon, Microsoft, Google, Stripe, Vercel, Bolt, and top PhD programs such as Stanford.

Role Overview Syngenta Group is seeking a Lead Test Automation Engineer in Durham. This position focuses on designing and implementing automated testing frameworks to support software quality. The role involves guiding a team of engineers and improving how testing is done across products. What You Will Do Design and build automated test frameworks for software products Lead and mentor a team of test automation engineers Work with cross-functional teams to define and refine testing strategies Promote continuous improvement in testing and development processes Champion quality assurance practices throughout the engineering organization Who We’re Looking For Strong background in test automation and quality assurance Experience leading or mentoring engineering teams Skilled in collaborating with diverse technical and non-technical groups Commitment to building a culture focused on quality and improvement

Join Our Team as a Content Marketing Lead!TransPerfect is excited to announce an opening for a Content Marketing Lead who will play a pivotal role in enhancing our marketing performance through innovative content strategies and execution. This position is key to generating awareness, leads, and a robust pipeline across our global portfolio of solutions and industries.The successful candidate will not only develop and implement a comprehensive content strategy supporting campaigns, product launches, vertical initiatives, and digital performance channels—focusing heavily on SEO, SEM, paid media, and PR/media syndication—but also contribute to establishing the content marketing framework throughout the organization. You will create standards, frameworks, and mentor content creators across diverse product lines and geographical areas.We are looking for a candidate who is not only hands-on but also strategic and collaborative. You should be able to comprehend business objectives across various divisions and translate those into impactful content that drives measurable results in lead generation, digital visibility, and sales funnel advancement.Key Responsibilities:Develop and own the content marketing strategy aimed at enhancing traffic, engagement, conversion, and pipeline through campaigns and digital channels.Create compelling content themes, messaging frameworks, and editorial calendars aligned with global go-to-market strategies across different sectors and product offerings.Construct and oversee an SEO-focused content roadmap, integrating keyword research, buyer intent, and performance metrics from demand generation and digital teams.Write and edit various content types, including product collateral, SEO blogs, landing pages, nurture flows, gated content, and video scripts.Oversee or direct content production for webinars, virtual events, digital campaigns, and paid advertising placements.Collaborate on the creation of sales enablement materials such as e-brochures, one-pagers, and pitch decks.Utilize analytics to monitor performance metrics (organic traffic, content engagement, lead volume, MQL/SAL quality) and continuously enhance the content strategy.Facilitate content syndication and distribution of thought leadership through earned and paid media outlets, newsletters, and partner networks.Guide and mentor junior writers, marketing team members, and cross-functional marketers in content strategy, SEO alignment, and narrative development for campaigns.Establish scalable templates, writing standards, and editorial processes to ensure quality and efficiency across regions and business units.Act as a liaison between product marketing, campaign managers, digital teams, and SEO/SEM teams to ensure content remains aligned and optimized.

We are seeking a dynamic and experienced Soy Licensing Lead to join our innovative team. In this pivotal role, you will be responsible for overseeing the licensing processes related to our soy products, ensuring compliance with industry standards while driving growth and market penetration.As a Soy Licensing Lead, you will collaborate with cross-functional teams, manage licensing agreements, and develop strategies to enhance our market presence. Your expertise will be critical in navigating regulatory requirements and fostering relationships with key stakeholders.

Role overview Syngenta Group seeks a Business Operations Lead based in Durham. This position supports the Development department’s daily activities while keeping long-term objectives in focus. The role centers on collaborating with teams throughout the company to refine processes, increase efficiency, and keep operations aligned with strategic goals. What you will do Work with cross-functional teams to assess and enhance operational workflows Pinpoint opportunities for process improvement and carry out solutions Help ensure department initiatives support Syngenta Group’s overall strategies Analyze data to uncover areas for growth and operational improvements Requirements Strong analytical and problem-solving skills Experience working with multiple teams or departments Ability to use data to inform decisions Interest in continuous improvement and operational excellence

Join our dynamic team as a Product Event Demonstrator, where your engaging personality and passion for product promotion will shine! In this role, you will be responsible for showcasing our products at various events, engaging with customers, and driving sales through memorable experiences. Ideal candidates should possess excellent communication skills, a friendly demeanor, and a knack for customer interaction.

Join Our TeamWe are seeking a Principal Software Engineer to spearhead architectural consistency and drive technical excellence within Nubank's Credit Card division—our largest business unit. In this pivotal role, you will collaborate across core platforms and product areas, ensuring that we develop globally optimal solutions that enhance our offerings.Vision for 2026By 2026, our Credit Card division aims to enhance our core platform to manage significant scale while enabling rapid product innovation. This position serves as a crucial force that identifies and promotes efficient architectural patterns throughout the organization. By working across multiple business areas, you will help eliminate technical silos and ensure that every engineering investment contributes to a cohesive, scalable global architecture.Your MissionTo design and operationalize a comprehensive technical strategy for the Credit Card division, driving innovation and efficiency.

Speechify seeks a Software Engineer to join the iOS Core Product team in Durham, NC. This position centers on developing software that enhances the user experience for Speechify’s audience. Role overview The engineer in this role will work on building and refining features for the core iOS product. Day-to-day tasks include designing, implementing, and maintaining functionality that directly impacts users. Collaboration Expect to work closely with colleagues from various teams. Cross-team collaboration is essential to ensure that new features align with user needs and company goals.

Join our dynamic team as a Product Event Demonstrator in Durham, NC! In this engaging role, you will showcase innovative products to customers at various events. Your enthusiasm and product knowledge will be key in attracting attention and driving sales. If you have a passion for interacting with people and promoting exciting products, we want to hear from you!