Nexxen

Title: Senior Software Engineer Location: New York, NY; Baltimore, MD Department: Engineering Employment Type: Full time Location Type: Hybrid Job Description: Who is Nexxen? Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core. Why join the Nexxen team? With a global footprint, you can be part of a team that is transforming advertising through our creative, flexible and unified solutions. Employees hustle, commit and dedicate themselves to pillars that make up the Nexxen Way – the 3Cs - Customer Centric, Curious Mindset, Collaborative with No Ego. Important Notice from Nexxen: Your Safety Matters At Nexxen, we care about the well-being of our current and future employees. We are aware of the growing number of online scams and fraudulent job postings, and we urge all job seekers to remain vigilant. Please be advised that Nexxen will never request payment (whether in cash, cryptocurrency, or any other form) as a condition of employment, offer positions that require you to invest in vague or dubious financial schemes, or promote roles that resemble get-rich-quick opportunities. If you receive a suspicious message claiming to be from Nexxen or encounter a questionable job posting associated with our name, please contact us at infosec@nexxen.com to verify its legitimacy. Your trust is important to us. Stay safe and informed. Nexxen Fraud Alert and Notice: Protect Yourself from Impersonation and Fraudulent Activity We are seeking a Senior Software Engineer to design and build core components of our Demand Side Platform (DSP) that powers real-time programmatic advertising. The role focuses on developing high-throughput, low-latency distributed systems capable of processing billions of bid requests per day while delivering optimized bidding decisions within strict latency constraints. You will experiment with new and innovative technologies designed for Programmatic Ad serving and Ad Tech solutions. You will work on the core bidding infrastructure, targeting systems, and integrations with supply partners to drive efficient ad delivery and maximize campaign performance. This role will be based in our NY or Baltimore local office. Our team follows a hybrid schedule, working in the office three days a week and remotely for the rest. What You’ll Do: • Design and develop high-performance distributed systems handling large-scale bid request traffic with sub-100ms latency requirements. • Build and optimize real-time bidding (RTB) services that evaluate targeting rules, campaign budgets, and bidding strategies in real time. • Architect microservices and event-driven systems that support billions of daily ad transactions. • Build systems to support server-side auctions and bid optimization strategies. • Integrate with external Supply Side Platforms (SSPs), exchanges, and ad servers using industry standards such as OpenRTB and VAST. • Develop robust APIs and connectors for partner integrations and supply onboarding. • Troubleshoot and optimize integration performance with external ad tech platforms. • Optimize systems for extreme throughput, low latency, and high reliability. • Implement efficient caching layers and in-memory data stores using technologies such as Redis, MongoDB, etc. • Monitor and improve system performance through observability, load testing, and capacity planning. • Collaborate with product managers, ad operations, and partner engineering teams to deliver new platform capabilities. • Provide technical leadership in architecture reviews, system design, and performance optimization. • Mentor junior engineers and contribute to engineering best practices across the organization. • Develop and maintain reliable, scalable, and efficient backend services using modern technologies and frameworks • Write high-quality, well-tested code that is maintainable and adheres to best practices in software engineering • Analyze data to drive decision making and assess the impact of system changes. • Take ownership of your personal development by keeping up with the latest backend technologies, tools, and best practices. Continuously improve the development process and share knowledge within the team • Follow agile methodologies and work in a fast-paced environment where results are quickly visible What You’ll Bring: • 5+ years of software engineering experience building large-scale distributed systems. • A history of successfully taking ownership of features/functionality and delivering end-to-end projects • Strong programming skills in languages such as Java, Scala or Similar language. • Experience building low-latency, high-throughput services handling large volumes of requests. • Familiarity with programmatic advertising ecosystems, including DSP, SSP, and ad exchanges. • Experience implementing or integrating real-time bidding (RTB) protocols. • Solid understanding of distributed systems concepts such as horizontal scaling, caching, load balancing, and fault tolerance. • Familiar with real-time streaming technologies like Kafka or Kinesis • Familiar with Docker and Kubernetes for containerization and orchestration • Practical experience working with SQL and relational databases (RDBMS), as well as NoSQL databases like Aerospike, Cassandra, Redis, or KeyDB • Experience with microservices architectures, REST/gRPC APIs, and asynchronous processing. • Strong debugging and performance optimization skills. • Comfortable using version control systems like Git and managing CI/CD pipelines with GitLab or similar platform • Experience working within a Linux environment • Strong verbal and written communication skills • Strong analytical and problem-solving abilities In support of pay transparency and equity, the minimum and maximum full-time annual base salary for this role in New York is $170,000 - $200,000 at the time of posting. While this is our reasonable expectation this is not a guarantee of compensation or salary, actual compensation is influenced by a wide range of factors including but not limited to skill set, level of experience, education, certifications, responsibility, and geographic location. Candidates hired to work in other locations will be subject to the pay range associated with that location. We offer a variety of benefits including medical, dental, vision, disability insurance, 401(k), EAP, parental leave, discretionary time off, and company-paid holidays. The specific programs and options available will vary depending on the state, start date, and employment type. Our Talent Acquisition team will be happy to answer any questions you may have. #LI-KN1 #LI-HYBRID

Lead the strategy and execution of experiential marketing initiatives, ensuring alignment with brand objectives, managing budgets, and optimizing event experiences to enhance business opportunities and client engagement.

Title: Director, Security Location: New York, Columbia Department: Engineering Job Description: Who is Nexxen? Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core. Why join the Nexxen team? With a global footprint, you can be part of a team that is transforming advertising through our creative, flexible and unified solutions. Employees hustle, commit and dedicate themselves to pillars that make up the Nexxen Way – the 3Cs - Customer Centric, Curious Mindset, Collaborative with No Ego. Important Notice from Nexxen: Your Safety Matters At Nexxen, we care about the well-being of our current and future employees. We are aware of the growing number of online scams and fraudulent job postings, and we urge all job seekers to remain vigilant. Please be advised that Nexxen will never request payment (whether in cash, cryptocurrency, or any other form) as a condition of employment, offer positions that require you to invest in vague or dubious financial schemes, or promote roles that resemble get-rich-quick opportunities. Nexxen Fraud Alert and Notice: Protect Yourself from Impersonation and Fraudulent Activity Nexxen is seeking a Director of Engineering, Security to own the strategy, delivery, and lifecycle of our security program across applications, cloud/infrastructure, identity, data, and SOC operations. This role leads secure-by-design practices, incident readiness, and AI security governance while partnering with executives and cross-functional leaders to deliver measurable risk reduction and compliance at scale. This role leads Security Engineering domains, including Application Security/DevSecOps, Cloud/Infrastructure Security, Identity & Data Security, and Compliance/SOC integration. The director establishes secure SDLC and architecture guardrails, ensures detection and response effectiveness, governs security vendors and budgets, and drives process transformation. The role collaborates closely with Engineering/Platform on CI/CD and Kubernetes, with IT for endpoint and access policy enforcement, with Data on protection and lineage, and with Legal/Compliance on SOC 2/SOX/GDPR and AI governance. This role will be based in the New York office. Our team follows a hybrid schedule, working in the office three days a week and remotely for the rest. Each day can be different here at Nexxen, but some of the things you can expect to be doing daily are: What You’ll Do: - Strategy and leadership - Define a multi-year security strategy and roadmap aligned to Nexxen’s business and product direction. - Chair the Weekly Security Council; represent Security in the Architecture Review Board. - Lead AI Security Council (monthly) and AI Ethics Board (quarterly); deliver bi-monthly executive briefings on risk posture. - Build a high-performing, globally distributed security organization and Security Champions program. - Product, delivery, and value realization - Drive secure SDLC adoption: threat modeling, secure coding standards, SAST/DAST/SCA, and CI/CD gating. - Prioritize and deliver platform-level controls across identity, cloud/Kubernetes, data protection, and web/API security. - Establish SLAs/SLOs for vulnerability remediation, incident response, and control health; measure MTTR and risk reduction. - Lead build/buy evaluations for security tooling; negotiate, optimize licensing, and manage vendor success. - Architecture and integrations - Own target-state security architecture for AWS Organizations (multi-account), EKS, and data center environments. - Standardize identity and network segmentation patterns; advance zero-trust and least-privilege access. - Embed policy-as-code (OPA/Conftest/Regula) and supply-chain protections (SBOM, signing, provenance) into pipelines. - Security, risk, and compliance - Oversee SOC operations, incident response, and threat detection with measurable readiness and tabletop cadence. - Partner with Compliance on SOC 2/SOX/GDPR; ensure audit readiness and timely remediation of findings. - Establish AI governance and risk management for AI-powered products and internal AI tools; manage AI vendor assessments. - People leadership - Hire, develop, and mentor managers and senior engineers across AppSec, Cloud/Infra, Identity/Data, and Compliance/SOC. - Foster a culture of ownership, enablement, and continuous improvement; scale multi-squad delivery across time zones. - Strengthen stakeholder engagement across Engineering, IT, Data, Product, Legal/Compliance, and executive leadership. What You’ll Bring: - 10+ years in Security Engineering with 5+ years leading managers and multi-domain portfolios (SOC/IR, AppSec, Cloud/Infra, Identity). - Hands-on leadership with: - AWS multi-account security (Organizations, Control Tower, IAM, SCPs, GuardDuty, Security Hub, Macie, KMS, CloudTrail, Config). - Kubernetes/EKS, container security, service mesh, ingress, and secrets management (Vault/Secrets Manager). - Secure SDLC with CI/CD (GitHub/GitLab), Terraform/Terragrunt, OPA/Conftest, SAST/DAST/SCA (CodeQL, Semgrep, Snyk, ZAP/Burp). - Web/API protections (AWS WAF/Cloudflare), SBOM/signing (Syft/Grype, Cosign/Sigstore), Dependabot/Renovate, Gitleaks. - Endpoint/Network security (Palo Alto/Fortinet, Zscaler/ZTNA, CrowdStrike/SentinelOne, Jamf/Intune). - Identity/SSO with Azure AD/Entra ID, PIM, Conditional Access, SCIM; Okta or AWS IAM Identity Center. - SIEM/SOAR (Cyrebro; Tines/XSOAR) and threat intel (MISP/OpenCTI); GRC (Drata/Vanta/ServiceNow), Jira/Confluence. - Proven delivery of large-scale security transformations and measurable risk reduction; executive presence and board/audit experience. Soft skills - Excellent leadership, stakeholder management, and team-building skills. - Strong problem-solving, analytical abilities, and crisp decision-making. - Exceptional communication and interpersonal skills. - Ability to operate under pressure and manage multiple priorities. Success metrics (KPIs) - Delivery: Roadmap attainment, control rollout velocity, and on-time remediation against SLAs. - Reliability/quality: Incident MTTR, alert fidelity, control effectiveness, vulnerability reduction. - Business impact: Risk reduction trends, P1/P0 incident frequency, and developer productivity via secure enablement. - Compliance: Audit readiness, finding closure rates, evidence completeness, and AI governance adherence. - Financials: Tooling ROI, vendor consolidation/TCO optimization, budget accuracy. - Team: Engagement, retention, internal mobility, hiring velocity, cross-region collaboration effectiveness. At Nexxen, we value our differences, varied experiences, and collective contribution. We know that not everyone takes the same career path, so if you don’t match this job description perfectly, don’t worry! We would rather see your application than risk missing out on your potential to make an impact. In support of pay transparency and equity, the minimum and maximum full-time annual base salary for this role in New York is $180,000 - 219,000 the time of posting. While this is our reasonable expectation this is not a guarantee of compensation or salary, actual compensation is influenced by a wide range of factors including but not limited to skill set, level of experience, education, certifications, responsibility, and geographic location. Candidates hired to work in other locations will be subject to the pay range associated with that location. We offer a variety of benefits, including medical, dental, vision, disability insurance, 401(k), EAP, parental leave, unlimited vacation, and company-paid holidays. The specific programs and options available will vary depending on the state, start date, and employment type. Our Talent Acquisition team will be happy to answer any questions you may have. #LI-KN1 #LI-Hybrid

• You'll develop and deploy groundbreaking data solutions, collaborating with talented engineers and product experts to transform complex problems into elegant solutions. • Design and implement scalable data science-based solutions, data processing, and machine learning pipelines • Optimize models and develop new and scalable methodologies to improve data quality • Collaborate with other Engineering and Product teams to understand product requirements and create optimal/scalable solutions • Communicate technical concepts and findings to both technical/non-technical team members • Write scalable and clean code

• Own and execute the Southeast territory strategy, driving new business and establishing Nexxen’s presence across the region • Establish and grow senior relationships with agency and brand stakeholders to support long term regional growth • Understand client business challenges and identify opportunities to position Nexxen solutions that drive revenue growth • Partner cross-functionally with Trading and Account Management teams to deliver client outcomes and drive successful campaign execution • Own pipeline management, forecasting, revenue planning, and reporting • Lead and manage complex sales cycles involving multiple internal and external stakeholders

Who is Nexxen? Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core. Why join the Nexxen team? With a global footprint, you can be part of a team that is transforming advertising through our creative, flexible and unified solutions. Employees hustle, commit and dedicate themselves to pillars that make up the Nexxen Way – the 3Cs - Customer Centric, Curious Mindset, Collaborative with No Ego. Important Notice from Nexxen: Your Safety Matters At Nexxen, we care about the well-being of our current and future employees. We are aware of the growing number of online scams and fraudulent job postings, and we urge all job seekers to remain vigilant. Please be advised that Nexxen will never request payment (whether in cash, cryptocurrency, or any other form) as a condition of employment, offer positions that require you to invest in vague or dubious financial schemes, or promote roles that resemble get-rich-quick opportunities. If you receive a suspicious message claiming to be from Nexxen or encounter a questionable job posting associated with our name, please contact us at infosec@nexxen.com to verify its legitimacy. Your trust is important to us. Stay safe and informed. Nexxen Fraud Alert and Notice: Protect Yourself from Impersonation and Fraudulent Activity The Sr. Machine Learning Engineer will join our Applied Data Science group, part of Nexxen DSP Software Development. In this hands-on role, you will work in close collaboration with data scientists to build the next generation of applied data science infrastructure for real-time performance optimization and machine learning solutions. The right person for this role should be experienced in crafting implementations for either machine learning technologies or data-driven algorithms. If you are proactive and innovative in these domains, this is a phenomenal role for you! This role can be based in our local office Locations . Our team follows a hybrid schedule, working in the office three days a week and remotely for the rest, or is open to remote work for anyone with senior hands-on adtech vendor experience. What You’ll Do: Develop critical high-performance, large-scale services for Nexxen DSP Programmatic integrations and Platform product Drive ground-breaking innovation and apply state-of-the-art AI and machine learning in a variety of areas to enhance a real-time ad scoring and ranking system for bid optimization Invent and iterate novel solutions for complex ad challenges with fast turnaround. Lead the ad algorithm architecture design and iteration of the advertising system. Develop scalable and efficient approaches for large-scale data analysis and model development. Build and experiment with new algorithms and models end-to-end, from production rollout to continuous optimization. Collaborate with data scientists, engineering teams, product managers, and program managers in an open and creative environment. Help troubleshoot production and customer issues. Follow agile methodologies and work in a fast-paced environment where one can quickly see the results of the work being performed. What You’ll Bring: 5+ years of engineering experience working at a leading AdTech Vendor Company A history of successfully taking ownership of features/functionality and delivering end-to-end project Strong knowledge of and experience implementing AI/ML technologies, mathematics, and statistics. Expertise in Java, Python, and Scala. In-depth knowledge of data structures and algorithms. Practical experience working with large NoSQL databases like Aerospike and Cassandra. Interest in ad campaign optimization and iterative model updates. Experience building applications on top of large-scale ML/DL frameworks (TensorFlow, PyTorch). Expertise working with data processing tech stack (Spark, MapReduce). Expertise in building data-driven services and applications (ETL). Experienced with interdisciplinary collaborations with Data Science, Product, and Business stakeholders. A proven track record of thriving in a fast-paced, data-driven, and collaborative work environment is required. Strong communication skills with an ability to communicate complex concepts to non-technical stakeholders. Desired Qualifications: MS or PhD in computer science or equivalent experience. Experience within AdTech industry. Experience in LLM and GenAI. In support of pay transparency and equity, the minimum and maximum full-time annual base salary for this role in New York is $180,000 - $220,000 at the time of posting. While this is our reasonable expectation this is not a guarantee of compensation or salary, actual compensation is influenced by a wide range of factors including but not limited to skill set, level of experience, education, certifications, responsibility, and geographic location. Candidates hired to work in other locations will be subject to the pay range associated with that location. We offer a variety of benefits including medical, dental, vision, disability insurance, 401(k), EAP, parental leave, discretionary time off, and company-paid holidays. The specific programs and options available will vary depending on the state, start date, and employment type. Our Talent Acquisition team will be happy to answer any questions you may have. #LI-KN1 #LI-HYBRID For information about how we handle your personal information please view our Applicant and Candidate Privacy Notice