Strategist, SEM

Quartile Open · verified Sep 18, 2026

Remote Brazil Internship Mid-level Paid Search / PPC

Mid-level Paid Search / PPC role at Quartile. Remote, Brazil · internship.

Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

Oversee at least 15 small and medium-sized accounts while protecting client satisfaction
Review account health twice weekly and make ongoing campaign improvements
Audit accounts proactively and manage launches for new small and medium-sized clients
Help ASDs with priority accounts through budget pacing, data pulls, reporting, and optimization
Keep CSMs updated and join client meetings to present results and explain strategy

What you bring

At least two years of paid media experience in ecommerce, including campaign management knowledge
A demonstrated ability to increase ROAS for ecommerce clients
Working knowledge of Excel formulas, pivot tables, and VLOOKUPs
Fluent spoken and written English

Who this fits

You’ll suit a flexible, curious team player who can learn continuously in a fast-moving environment. Client communication, data-backed recommendations, and presenting performance are central to the role. This is a remote PJ contract based in Brazil.

From the employer

WHO WE ARE:

Quartile, the world's largest retail media optimization platform, is a trusted partner for multichannel e-commerce success. Through unmatched expertise and patented AI technology, we fuel growth for 5,300+ brands and sellers worldwide and manage an annual ad spend exceeding $2 billion. The award-winning platform covers major marketplaces and ad channels for optimal reach. The result is unprecedented granularity, smarter budgeting, and bespoke solutions for retailers.

Quartile is proud to be an equal opportunity employer with employees stemming from a wide range of backgrounds and experiences. As a business, we value the enrichment that diversity brings to our organization and are committed to a culture that creates a sense of inclusion and belonging. We welcome new perspectives and affirm that all employment decisions are made without regard to race, color, ancestry, religion, national origin, age, familial or marital status, sex, sexual orientation, pregnancy, gender identity or expression, disability, genetic information, veteran status, or any other classification protected by federal, state, or local law.

OVERVIEW:

We are looking for a Strategist, SEM to join our rapidly growing Customer Strategy Team.

As a Strategist, SEM, you will be exposed to all facets of the business and be encouraged to learn and develop skills both within and beyond your role. You’ll be working surrounded by passionate, high-performing individuals. This role will be responsible for campaign strategy, launch, management, insights, and client/internal communications of assigned accounts to achieve client goals (mainly ROAS and revenue-driven).

The ideal candidate is a flexible team player who will thrive in a fast-paced environment and wants the opportunity to continually learn and grow.

REQUIREMENTS:

2+ years of experience in paid media for ecommerce, showcasing a comprehensive understanding of advertising principles and campaign management strategies.

Proven track record of driving Return on Ad Spend (ROAS) growth for e-commerce clients

Proficient in Microsoft Excel (basic formulas, pivot tables, vlookups)

English proficiency required — must be able to speak and write in the language fluently

NICE TO HAVE:

Google AdWords or Google Analytics certification

Proficient in GA4 and Google Ads Editor

Experience interfacing with clients regarding paid search strategy and performance

Track record of using data to craft narratives and drive decision making

Experience creating reports, presentations, and other customer-facing deliverables

Intellectual curiosity, with a strong desire to both learn and experiment in a rapidly changing industry

Experience in a fast-paced, startup environment

Background in e-commerce or product-focused advertising

WHAT YOU’LL DO:

Manage a book of 15+ small to medium accounts and ensure overall satisfaction.

Provide health checks 2x a week and routine optimizations for all accounts

Complete proactive audits for each account

Work with the ASDs to support key accounts, supporting with optimizations, budget pacing ad hoc reporting, data pulls and more

Maintain regular communication with CSMs to address any inquiries, requests, or concerns promptly and effectively.

Manage new launches of small to medium-sized accounts

Join and able to speak on client calls as needed as an additional strategy resource

Participate in client meetings, showcasing results, and defending strategies.

This is a PJ contract based out in Brazil.