Jihye (Jay) Seo

Enterprise Account Executive | AdTech & MarTech | Driving Revenue Growth & Strategic Partnerships

Seoul, South Korea

About

Senior Sales Professional with 10+ years of B2B sales experience, currently specializing in AdTech/MarTech and digital advertising with expertise in driving MMP(Airbridge) adoption for app/web advertisers. Proven track record of exceeding sales targets and achieving high renewal rates through C-level relationship building and cross-functional collaboration to drive revenue growth and complex deal closures. Deep understanding of the digital advertising ecosystem with strong networks among Korean Ad market clients and agencies.

Experience

  • AB180 - 에이비일팔공 ()
    • Enterprise Account Executive
      Jan 2026 - Present · 7 mos

    • Account Executive
      Nov 2024 - Jan 2026 · 1 yr 3 mos

      Drive sales and strategic account management for app/web advertisers at AB180, delivering full-funnel marketing solutions through Airbridge (MMP), Braze(CRM solution), and Amplitude(PA). Manage the complete sales cycle—spanning new logo acquisition, renewals, and expansion—by advising clients on ads performance measurement and attribution strategies to empower them with data-driven growth insights. Leverage strong cross-functional collaboration with both internal and external stakeholders to successfully navigate complex negotiations

  • Senior Sales Executive at McGraw Hill
    Aug 2019 - Nov 2024 · 5 yrs 4 mos

    Served as a Senior Sales Executive in the Higher Education Division, spearheading sales expansion initiatives for an educational SaaS program embedded with AI technology and helping universities with digital transformation in their educational system. Proficient in customer relationship management, with a keen focus on understanding customer pain points and needs, as well as cross-functional collaboration.

  • Inside Sales at Thermo Fisher Scientific
    Oct 2016 - Jul 2019 · 2 yrs 10 mos

    Worked as an Inside Sales Representative in the Laboratory Chemicals Division, specializing in bulk sales of customized items by conducting product consulting and negotiation. Expertise in account development & management as well as partner (agency) management. Led the entire Q2C process throughout the full sales cycle, collaborated with cross-functional teams, and liaised with multiple regional offices and suppliers.

  • Process Safety Engineer at Hyundai Heavy Industries Co., Ltd
    Jan 2014 - Jun 2016 · 2 yrs 6 mos

    Worked in Process and Safety engineering for the Offshore Oil & Gas industry, leading complex projects involving various parties by managing vendors, interacting with clients, and collaborating with diverse internal teams within the organization.

  • Sales And Marketing Intern at SK Chemicals
    Jul 2013 - Aug 2013 · 2 mos

    Undergraduate summer internship in Resin business department - Received a job offer by winning the first prize at the final presentation - Conducted market research of transparent optical plastic materials and designed plans to leverage ECOZEN (SK Chemical’s patented transparent plastic material) as lenses for fashion glasses - Participated in meetings with fashion glasses vendor to produce prototypes