Paid media × applied AI

Hi, I’m
Mansi.

I turn ad budgets into growth

Senior Manager, Paid Social at WPP Media — running global campaigns for Nestlé across 7 regions, and building AI agents that audit them before they launch.

Say hi LinkedIn ↗
Portrait of Mansi Hajare
Meta TikTok Snapchat AI agents

Numbers that matter

Seven years,
counted honestly.

0total ad spend managed
0global regions, one brand: Nestlé
0in digital marketing
0specialists led & mentored

The story so far

From first campaign
to seven regions.

May 2026 — nowCurrent

Senior Manager, Paid Social

WPP Media · Global (Nestlé)

Leading managers and senior executives across three European clusters — owning strategy, $25–50M in spend, and being the person everyone calls when something breaks.

Dec 2024 — May 2026

Manager, Paid Social

WPP Media · Global (Nestlé)

Ran always-on and burst campaigns across 7 global regions with a team of 5. Built and shipped CAPA, an AI audit agent, on the side. Employee of the Month, twice over in spirit.

Feb — Nov 2024

Media Planner

Merkle Singapore (Dentsu) · Jollibee

Led media planning and ad execution for Jollibee Food Corporation across digital channels.

Jan 2022 — Feb 2024

Campaign Manager

Bright Brain Technologies

~$4M across 5 simultaneous accounts. 5,000+ leads and 1,200+ walk-ins for one real-estate event in 3 weeks; a 95% lift in brand search for an education client.

Oct 2021 — Jan 2022

Media Manager

Epinet Info

Digital performance campaigns for real-estate clients across Mumbai.

Feb 2020 — Oct 2021

SEM Executive → Media Manager

First Economy

360° digital for Jockey and Health & Glow. Promoted within 20 months; pitched and won Piramal, Bloomberg, WOW Momos.

Greatest hits

Things I’d brag about
if you asked.

Built with AI

CAPA — an AI auditor I built myself

Conceived, designed and deployed an AI agent on WPP Open (powered by Claude) that QAs campaign briefs across Meta, TikTok and Snapchat before launch — live in 7 international markets.

WPP Open · Nordics, Italy, Ireland, Greece +3

5,000+ leads in 3 weeks

One real-estate event: 1,200+ walk-ins, 10M+ impressions, 200K clicks at record-low CPC.

95% lift in brand search

Integrated paid + brand strategy for a fiercely competitive education brand.

3× quality leads in a month

Up to 17% conversion for an IT & recruitment client — fixed targeting, not budget.

400+ leads in US healthcare

Quality nursing leads in one of the most competitive paid markets there is.

The stack

Platforms I speak fluently.

MetaTikTokSnapchat LinkedInPinterestGoogle
  • AI agent development
  • Market research & media planning
  • Cross-channel & omnichannel marketing
  • Data-driven decision making
  • Team leadership & strategy
  • Social media & branding strategy
  • Content conceptualisation
  • Stakeholder reporting

Certified in

Meta Buying & Planning TikTok Buying Snapchat LinkedIn Pinterest WPP Open AI Google AI (Coursera) Generative AI Mastermind AI Marketing Fundamentals Claude for Marketers

Case studies

Small changes,
measurable lifts.

Live FMCG campaigns, 2025–2026. Each one: spot the bottleneck, change one thing, measure before vs after.

01 / 08
MetaIreland

Infant nutrition

+67%reach vs plan

Moved off saturated interest-only targeting into controlled audience expansion.

  • −30% CPM (€1.69 → €1.18)
  • −27% cost per engagement
  • 644K reach vs 385K planned
MetaIreland

Confectionery

−36%CPM

Raised the frequency cap from 1 to 3 per week to unlock delivery for a max-reach goal.

  • €2.88 → €1.85 CPM, hitting the planned KPI
  • Within 2 weeks of the change
MetaIreland

Confectionery, 45+ audience

+45%reach

Added Instagram and Facebook profile placements and widened the age band from 45–65 to 35–65.

  • −32% CPM (€2.87 → €1.95)
  • −32% cost per reach
  • +21% post engagement
MetaIreland

Premium coffee, e-commerce

+4.7%purchases vs target

Caught an underperforming lookalike in the first 10 days and rebuilt it from fresh, high-intent signals.

  • 7,378 purchases at a €4.00 CPP target
  • +18% conversions after the fix
  • €4.26 → €3.96 CPP post-optimisation
TikTokNorway

Confectionery, influencer-led

−56%cost per 6s view

Refreshed creative mid-flight with authentic influencer storytelling instead of audience expansion in a small market.

  • −38% cost per 1,000 reached
  • −11% CPM
  • +21% CTR
SnapchatFrance

Breakfast cereal

+125%daily impressions

Paused a supply-constrained retargeting audience, shifted spend to broader interests and raised the frequency cap.

  • −13% cost per video completion
  • −6.5% CPM
  • +162% daily reach
MetaBosnia & Herzegovina

Corporate brand

−20%CPC on lookalikes

Connected the page and built engager and visitor audiences to feed thin retargeting and lookalike pools, with no extra budget.

  • −15% CPC on retargeting
  • +21% CTR
  • Flat daily spend
PinterestBulgaria

Instant coffee

−17%CPM

Widened targeting into adjacent coffee, lifestyle and aesthetic interests to relieve pacing pressure.

  • −16% CPC
  • −13% cost per video view
  • Stable CTR, so quality held

Pre- vs post-optimisation comparisons on live campaigns.

Kind words

What people say,
unprompted.

Leads by example

A great lead who leads her team by example. Supportive and approachable, composed under pressure and clear in communication, and a highly dependable team member whose contributions are deeply valued.

Associate Director, WPP Media

Builds & delivers

Strong accountability and platform expertise, with great initiative in building AI tools. Consistently delivers data-driven insights that strengthen campaign performance, with strong ownership and attention to detail.

Associate Director, WPP Media

Delivers

Did an excellent job getting campaigns across the line, with key insights and performance indicators throughout.

Senior Planning Manager, Ireland

Shows up

A legend when it counts, stepping in to get a launch live before the client went on holiday.

Senior Director, UK

Makes a difference

A huge help to the markets this year.

Director, UK

On my team

An incredibly talented and thorough team that always had the client’s back.

Senior Specialist, Nordics

Feedback from colleagues, clients and reviews, lightly adapted.