Junior SEM Manager

Connect with us to connect the world.
12Go, being a part of Travelier group, is the leading multimodal online travel agency based in Bangkok, Thailand. Founded in 2012, we offer train, flight, bus, and ferry tickets, as well as transfers, insurance, and other travel products globally.

We are looking for a Junior SEM manager to create & optimize our paid search campaigns to drive traffic, conversions, and ROI for our e-commerce business. The ideal candidate will have a strong understanding of Google Ads and other paid search platforms. They will also possess analytical and creative skills to deliver measurable results while staying on top of industry trends. Scope of work includes collaboration with data, product and design teams within the company.
In the marketing department, decisions are driven by data and grounded in performance metrics to ensure meaningful, measurable results. We value professionals who genuinely care about their work, reject complacency, and continually seek to improve. Here, we operate with perspective over perception and rely on facts rather than opinions to guide our success.
Join us in crafting this exciting journey, where your contribution will be key to our success!
Responsibilities:
-Daily account maintenance;
-Campaign execution and optimization;
-Data & reporting & analysis 4) Learning and tracking.

Educational & Professional Background
-Education: bachelor’s degree in Marketing or a related quantitative field;
-1+ year of experience in this role;
-Internships in digital marketing or personal projects (e.g., running a small budget for a personal blog or local business) are highly valued.

Technical Skills
-Platform Knowledge: basic understanding of the Google Ads hierarchy (Account > Campaign > Ad Group > Ad);
-Analytical Thinking: ability to identify trends in large datasets;
-AI Tooling: familiarity with using AI (like ChatGPT or Gemini) to brainstorm ad copy variations and keyword lists.
Creative & Writing Skills
-Short-Form Copywriting: ability to write punchy, persuasive headlines within strict character limits (30 characters for headlines, 90 for descriptions);
-Visual Sense: an eye for what makes a "good" ad image or video - essential for managing Performance Max and YouTube assets;
-User Intent Mapping: understanding the psychology behind a search - knowing the difference between someone searching "what is a laptop" vs. "buy MacBook Pro M3.".
Soft Skills
-Attention to Detail: in SEM, a misplaced decimal point in a daily budget can cost thousands of dollars. High precision is non-negotiable;
-Curiosity: a "test and learn" mindset. The candidate should be excited to find out why one ad outperformed another;
-Adaptability.

Nice to have:
-Work experience in travel / transport ticketing sectors;
-Certification in Google Ads or similar platforms;
-Google Ads Search, Measurement, and Display certifications. Familiarity with GA4 (Google Analytics).

-Engaging work on a product that enables millions of travelers to book their trips daily;
-Full-time remote working - 5 days week, 8 hours per day;
-Development opportunities (budget for self-paced learning, global training workshops, online English language classes, e-learning platforms);
-Internal growth and internal mobility opportunities;
-Competitive annual leave, sick leave, and public holidays;
-Annual company offsite in Thailand.
What should I do to dive into 12Go company culture?
Apply! Update your CV and get ready to experience the best interview flow with our top talents.
We can’t wait to see you and share this awesome adventure together!