30 NYC Adtech & Mediatech Startups Hiring in 2026 — Fast-Growing Companies Actively Expanding Their Teams

NYC Adtech & Mediatech startups hiring in 2026 represent one of the strongest talent opportunities in digital marketing technology this year. The New York advertising and media technology ecosystem has matured into a powerhouse of innovation, with companies ranging from AI-powered creative platforms to real-time bidding engines to influencer management tools all thriving in the city. As traditional media companies struggle with cord-cutting and legacy advertising models face disruption, a new generation of startups is capturing market share by solving real problems for brands, agencies, and publishers.

Now is an exceptional time to join an Adtech or Mediatech startup in New York. The sector is flush with venture capital, large enterprises are actively acquiring best-in-class point solutions, and the shift toward performance marketing, first-party data, and AI-driven optimization means demand for engineering, product, and go-to-market talent is at an all-time high. Whether you're early in your career or a seasoned operator, the next 12–24 months will define which platforms become category leaders—and the people joining these teams now will shape that future.

Enterprise Adtech & Mediatech

1. Viant Technology — A leading independent demand-side platform (DSP) serving advertisers with machine learning-driven campaign optimization and transparent pricing. Recently expanded its enterprise customer base and is investing heavily in AI capabilities. Open roles include: Senior Software Engineer, Product Manager, Account Executive.

1. Flashtalking — A real-time creative optimization and media quality platform used by major advertisers and agencies to measure and improve ad performance across channels. Part of Mediaocean's suite and backed by significant enterprise adoption. Open roles include: Full Stack Engineer, Data Scientist, Solutions Architect.

1. Seedtag — A contextual AI platform that helps brands and publishers connect ads to relevant content without relying on third-party cookies. Strong enterprise traction in Europe and expanding US presence. Open roles include: Backend Engineer, Product Manager, Sales Development Representative.

1. Simpli — An enterprise marketing automation and attribution platform helping mid-market and Fortune 500 companies measure ROI across digital channels. Growing Series B+ team with focus on product excellence. Open roles include: Software Engineer, Product Analyst, Customer Success Manager.

1. Skai — An AI-powered platform for managing and optimizing large-scale digital advertising campaigns across Google, Meta, and other channels. Used by major brands and agencies globally with strong enterprise momentum. Open roles include: Software Engineer, Machine Learning Engineer, Product Manager.

Series B+ Adtech & Mediatech

1. Captora — An AI-powered content marketing platform that generates and optimizes website content and landing pages for B2B SaaS companies seeking to improve organic search performance. Strong product-market fit in the SMB and mid-market segment. Open roles include: Software Engineer, Content Strategist, Sales Executive.

1. Outbrain — A content discovery platform that recommends articles, videos, and sponsored content across publisher networks and owned channels, reaching billions of users monthly. Large-scale platform with consistent revenue and growth. Open roles include: Senior Software Engineer, Data Engineer, Product Manager.

1. Taboola — A native advertising and recommendation platform serving publishers and advertisers at scale with personalized content discovery. Public company with significant R&D investment and global presence. Open roles include: Full Stack Engineer, Machine Learning Engineer, Account Manager.

1. GumGum — A contextual intelligence platform using computer vision and AI to help brands advertise in brand-safe environments without relying on cookies. Strong enterprise customer base and recent funding rounds. Open roles include: Computer Vision Engineer, Product Manager, Sales Development Representative.

1. Kenshoo — A digital marketing platform offering campaign management, analytics, and automation for advertisers running multi-channel campaigns. Backed by leading VCs and expanding product capabilities. Open roles include: Software Engineer, Data Scientist, Product Manager.

1. Simpli — A unified marketing measurement and attribution platform helping enterprises understand true ROI across paid, owned, and earned channels. Strong traction in Fortune 500 segment with room for growth. Open roles include: Backend Engineer, Solutions Architect, Account Executive.

1. Marin Software — A platform for managing and optimizing paid search and social advertising campaigns, offering automation and intelligent bidding at scale. Established customer base with ongoing product innovation. Open roles include: Software Engineer, Product Manager, Customer Success Manager.

1. Mediaocean — A centralized platform for media agencies to manage planning, buying, execution, and reporting across all advertising channels. Market leader in agency-focused Adtech with significant resources. Open roles include: Full Stack Engineer, Product Manager, Sales Engineer.

1. Verifone Media — A media and advertising technology company providing solutions for publishers and advertisers seeking to monetize content and reach audiences effectively. Strong enterprise relationships and consistent platform usage. Open roles include: Software Engineer, Business Analyst, Account Manager.

1. C3 Metrics — An attribution and marketing analytics platform helping enterprises measure campaign impact and optimize spend allocation across channels. Strong foothold in premium verticals like automotive and retail. Open roles include: Data Engineer, Analytics Engineer, Sales Development Representative.

Early-Stage & Growth-Stage Adtech & Mediatech

1. Branded — A creator-to-brand collaboration platform connecting influencers with businesses for authentic sponsored content campaigns. Strong growth trajectory and expanding creator network. Open roles include: Software Engineer, Product Manager, Community Manager.

1. Insider — A customer data and marketing automation platform helping brands deliver personalized experiences across channels at scale. Series C funding with strong European and Asian presence. Open roles include: Full Stack Engineer, Product Manager, Sales Development Representative.

1. Rockerbox — A unified marketing analytics platform for direct-to-consumer brands to measure ROI across paid channels and optimize budget allocation. Strong product-market fit in ecommerce segment. Open roles include: Software Engineer, Data Analyst, Account Executive.

1. Simpli — A marketing measurement and insights platform helping brands and agencies understand which marketing efforts drive business outcomes. Strong growth and investor backing. Open roles include: Backend Engineer, Product Manager, Customer Success Manager.

1. Adverity — A marketing data aggregation and analytics platform that unifies data from all marketing channels into a single source of truth. Strong traction with agencies and enterprise marketers. Open roles include: Software Engineer, Data Engineer, Product Manager.

1. Havas Lynx — An AI-powered media planning and buying platform that helps agencies and advertisers optimize campaign performance in real time. Backed by Havas and focused on innovation. Open roles include: Machine Learning Engineer, Product Manager, Solutions Architect.

1. Optmyzr — A platform for Google Ads and Microsoft Ads management, offering automation, bid optimization, and reporting for agencies and in-house teams. Strong adoption among agencies and growing SMB base. Open roles include: Software Engineer, Product Manager, Sales Development Representative.

1. Marin Software — A multi-channel campaign management platform enabling advertisers to manage and optimize paid search, social, and display campaigns from one interface. Established customer base with ongoing innovation. Open roles include: Full Stack Engineer, Data Scientist, Account Manager.

1. Flashtalking — A universal ad server and creative optimization platform used by advertisers and agencies to measure ad performance and optimize in real time. Strong enterprise adoption and continued product development. Open roles include: Software Engineer, Product Manager, Solutions Engineer.

1. Simpli — An end-to-end marketing measurement platform helping brands prove marketing ROI and optimize budget allocation across channels. Growing Series B team with strong market traction. Open roles include: Backend Engineer, Product Analyst, Sales Executive.

1. AdRoll — A digital advertising platform serving ecommerce brands with retargeting, prospecting, and email marketing capabilities on one platform. Trusted by thousands of SMB and mid-market brands. Open roles include: Software