Senior Data Analyst/ Data Scientist

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***Work Location:***

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***Hanoi:***

*TechnoPark Tower, Vinhomes Ocean Park, Hanoi*

**Key Responsibilities:**

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Develop and maintain quantitative models to drive user growth efficiency, including segmentation, propensity, and recommendation models for key problems such as retention, activation, conversion, and monetization.

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Design and analyze A/B tests, uplift experiments, and causal inference studies to measure the true impact of marketing campaigns or policy changes.

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Build and train uplift and causal ML models to identify customers with the highest probability of positive response.

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Develop reinforcement learning and contextual bandit models for personalization, adaptive offers, and dynamic channel allocation; research and implement models that optimize long\-term objectives such as Customer Lifetime Value (CLV).

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Design and operate optimization problems for resource, budget, and exposure allocation under real\-world constraints and objectives.

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Apply deep learning (embedding, seq2seq, transformer\-based recommenders) to capture multidimensional user behaviors and complex signals such as location, device, and transaction sequences.

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Collaborate closely with Product, Growth, Marketing, CRM, and Data Platform teams to deploy models into production and monitor performance accuracy and drift on a quarterly basis.

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Build guardrail metrics and growth simulation frameworks to forecast the long\-term impact of product or policy changes.

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Contribute to the development of experimentation frameworks and uplift platforms with ML engineers to automate analysis and reporting.

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Develop reproducible analysis notebooks and dashboards; conduct insight workshops for non\-technical stakeholders.

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Optimize data querying and processing workflows using SQL, NoSQL, and Python.

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Enhance and automate data pipelines and streaming data processes for scalability and reliability.

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Optimizing process of access, security and managing infrastructure.

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Mentor and provide technical guidance to junior Data Specialist.

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Propose product improvement ideas and write research reports

**Qualifications:**

Education \& Experience

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Bachelor’s degree or higher; Master’s degree or published research is preferred.

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In\-depth knowledge of Data Platforms/Data Science.

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Proficient in Python and SQL/NoSQL.

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At least 3 years of experience in Data Science projects.

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Strong ability to research and apply English\-language materials.

Technical Competencies

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Proficient in Data Platforms and Data Science.

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Skilled in Python, SQL/NoSQL, Git, and Docker.

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Strong ability to improve and optimize processes, pipelines, and code.

Core Competencies

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Strong problem\-solving skills and ability to work independently.

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Proactive in researching and adopting new technologies.

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Mentorship and teamwork support capabilities

**Why You’ll Love Working Here:**

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Work from Home on working Saturdays.

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Attractive compensation and bonus packages, highly competitive in the market.

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Exclusive employee benefits across the Group’s ecosystem in accordance with company policies.

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Opportunity to work on large\-scale and strategic technology projects.

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Professional technology environment with leading scientists, experts, and engineers from top technology companies in Vietnam and around the world.

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E

xclusive mentoring programs from the Group and Company leadership team.

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Full statutory insurance coverage in accordance with Vietnamese Labor Law (Social Insurance, Health Insurance, Unemployment Insurance), along with private healthcare insurance based on job grade and annual health check\-ups at reputable hospitals and healthcare centers nationwide.

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Participation in internal activities, team\-building programs, and annual company events.

**📩 Apply via:**

Mail: [email protected]