Growth Marketing Specialist

About Us
We're an innovative and experienced eCommerce agency dedicated to delivering impactful solutions. With a legacy dating back to 2006, On Tap is one of the longest-standing experts in the eCommerce space. As the first Magento Solution Partner in the UK in 2007 - and among the first five globally -we've been at the forefront of digital commerce from the start.
Our expertise has since grown to include platforms like Adobe Commerce, Shopware, Shopify, BigCommerce, and more. In September 2024, On Tap officially joined the ecosystem of BSS Group - the trusted full-service eCommerce solutions provider - for strategic global expansion.
About the Role
We're looking for a detail-obsessed, data-driven Growth Marketing Specialist who thrives on measuring everything and optimising relentlessly. This is a hands-on execution role, you'll work closely with the leadership team to ensure every marketing and branding initiative is tracked, analysed, and refined to drive qualified leads and sustainable growth.
You'll build the measurement infrastructure around them - owning the metrics, dashboards, and feedback loops that tell us what's working, what isn't, and what to do next. You'll operate with close alignment to senior stakeholders, bringing marketing performance into sharp focus across every channel.
Key Responsibilities
Measurement & Performance Oversight
Own the performance tracking framework across all marketing and branding activities - ensuring every initiative has clearly defined KPIs before launch
Build and maintain dashboards that give leadership real-time visibility into what's moving the needle
Lead weekly/monthly performance reviews, surfacing insights and recommending concrete optimisations
Translate data into decisions: identify underperforming channels, double down on what works, and retire what doesn't
Growth Execution
Contribute and execute growth experiments across acquisition channels (SEO, paid, content, email, partnerships)
Build and optimise conversion funnels - from first touch to qualified lead - using A/B testing and iterative refinement
Collaborate with SEO, content, and ads specialists to align execution with measurable outcomes
Support sales alignment by ensuring marketing output directly contributes to pipeline and revenue metrics.
Qualifications:
3 - 5+ years of experience in growth or performance marketing, ideally within a B2B tech or eCommerce agency environment
Strong analytical foundation: you live in dashboards and know how to extract insight from noisy data
Hands-on experience with marketing analytics tools.
Proven track record of building or optimising conversion funnels and lead generation programmes
Experience running structured experiments (A/B tests, channel pilots) with documented results
Deep understanding of attribution, conversion tracking, and multi-touch measurement
Comfortable in low-volume, high-value B2B markets with complex, multi-stakeholder buyer journeys
Highly organised, proactive, and accountable - you don't wait to be told something isn't working
Excellent written and verbal communication skills in English. IELTS 7.0 or above.
Nice to Have:
Familiarity with the Magento, Shopify, or Adobe Commerce ecosystem
Experience in a digital agency or consultancy environment serving eCommerce clients
What We Offer:
Salary: Up to 40M, reviewed every 6 months
Be among the first to shape an innovative team led by visionary and outstanding leaders.
5-day workweek (Monday to Friday, 8:30 AM to 5:45 PM)
Agile working environment that respects differences and focuses on human development
Opportunities to participate in clubs: Football, running, game, etc.
Team-building events, picnics, and summer trips
Scenic office on 15th floor with free access to tea and coffee.
13.5 days of annual absence (12 days in accordance with the law + 1.5 days company trip)
Social and health insurance in accordance with the Vietnam Labor Code
Birthday gifts, seniority allowance, course & certificate coverage
Location: The 15th floor, Vinaconex Diamond, 459c Bach Mai, Hai Ba Trung, Ha Noi.