Performance Marketing Manager, Paid Search & AI Advertising

USA (On-site)

$165K/yr – $190K/yrSenior Level5+ years expFull time

Posted 3 days ago

Job Summary

Own the end-to-end paid acquisition strategy across Google Ads, Bing, and emerging AI-native channels, including budgeting, testing, optimization, and measurement, while building scalable playbooks and driving pipeline.

Job Description

Responsibilities

  • - Own the strategy across Google Ads, Bing, and ChatGPT advertising, with the opportunity to expand into additional AI-native advertising channels.
  • - Develop channel-specific strategies based on audience intent, available targeting capabilities, and expected pipeline contribution.
  • - Own budget allocation, forecasting, and performance against pipeline targets.
  • - Balance investment across branded, non-branded, competitor, and product-specific campaigns, along with emerging AI advertising opportunities.
  • - Identify opportunities to scale high-performing campaigns and build repeatable playbooks for new channels.
  • - Develop testing roadmaps across audiences, messaging, bidding, conversion experiences, and new advertising formats.
  • - Google Ads: Build, launch, and manage campaigns across branded, non-branded, competitor, and product search, including keyword research, match types, negative keywords, bidding, and budget optimization.
  • - Bing / Microsoft Advertising: Develop and manage campaigns tailored to Microsoft's search audience, identifying opportunities to extend reach and capture incremental high-intent demand.
  • - ChatGPT advertising: Develop and execute an early advertising strategy, testing available placements, audience approaches, messaging, and conversion experiences as the platform evolves.
  • - Creative and messaging: Write and test ad copy in partnership with Product Marketing, adapting messaging to each channel and its user intent.

Requirements

  • - 5–11 years in performance marketing, paid search, or B2B growth marketing, ideally in developer tools, infrastructure, or technical SaaS.
  • - Deep hands-on expertise in Google Ads and experience managing Microsoft Advertising.
  • - Proven experience personally building, launching, and optimizing paid search campaigns.
  • - Strong understanding of campaign architecture, keyword intent, bidding strategies, negative keywords, and search budget optimization.
  • - Experience testing new advertising platforms or emerging acquisition channels. Curiosity about AI-native search and advertising is important.
  • - Strong experience with conversion rate optimization, landing page development, and A/B testing.
  • - Experience managing meaningful budgets and optimizing toward qualified pipeline and revenue outcomes.
  • - Strong analytical skills and fluency in CPC, CVR, CPL, cost per opportunity, pipeline contribution, and attribution.
  • - Working knowledge of Google Ads, Microsoft Advertising, GA4, Google Tag Manager, HubSpot, Salesforce, and Flint/Webflow.
  • - Comfortable with technical products and developer audiences.

Benefits

  • Benefits include medical, dental, and vision coverage, flexible vacation, a 401(k) plan, meals on in-office days in the US and more.
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LangChain

LangChain provides the agent engineering platform and open source frameworks developers need to ship reliable agents fast.

Founded in 2022
167 employees (16 in marketing)

Salaries

Posted range

$165K/yr – $190K/yr

Taken straight from the job posting.

See all LangChain salaries

Marketing Team

Marketing Team Size
13 (8% of company)
Median Career Experience
10.5 years
Median Tenure
0.8 years
Marketing Roles Posted (Last 30 Days)
1

Funding

Total Funding
$160M
Last Raise
$125M
Series B, 5 months ago

Funding History

  • Oct 2025
    Series B • $125M
  • Feb 2024
    Series A • $25M
  • Mar 2023
    Seed • $10M

Traffic Signals

Monthly Visitors
3.1M
Monthly Google Ads Budget
$24
Traffic Source Mix
Search
47.7%
Direct
44.6%
Referral
6.6%
Social
0.7%
Paid
0.4%

Headcount Trend

Current headcount: ~170