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Renmoney

Team Lead, Decision Science

Lagos, Nigeria full-time Mid Salary not listed
full-time Mid level Technology & IT Curated
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About the role

We are looking for a Data Science Manager with a strong background in managing data-driven solutions to lead a high-performing DS team within the banking sector. This role combines ML expertise, team leadership, and cross-functional communication, with a focus on scorecard development, model performance, and portfolio risk monitoring.
Responsibilities
Advanced ML-modeling and data-exploration: ensembles and AI-algorithms, AI-initiatives management, external AI-services integration. Focus on models and solutions for: credit, fraud, marketing, collection and contact strategies, text, speech and behavioral analytics, dynamic pricing and limits.
Stakeholders' expectations management: communication with risk (portfolio) team, collection team, other business units on score-modelling and backlog prioritization, task clarification.
DS-team management: recruitment, training, performance improvement, scrum-servicing, task-management. Improvement DS-team communication with consumers and business needs understanding.
Environment, process and tools management: git, Jira board, Confluence content, Agile rituals.
ML-data management: colabration with DWH-team; data-availability, reliability and quality assessment; new/existent data-sources integrations support and management, data-flow stability control, feature-store administation.
ML-model lifecycle management: from business needs identification to "sell", deployment and production-test stage. ML-models stability monitoring and quality control, reassessment and proactive quality improvement (re-calibration/ re-building).
Knowledge management: Maintain up-to-date project documentation, implement standards, control discipline and maintain actuality for confluence descriptions, feature-store meta-data, git documentation, internal experience sharing and handover, new methodologies and tools review and implementation.
Requirements
Demonstrated experience working in fintech or banking, especially within emerging markets.
Hands-on experience developing ML scoring models for text, speech, behavioral analytics, and dynamic modeling in card businesses.
Strong programming skills in Python and SQL for data analysis, modeling, and automation.
Proven experience with machine learning techniques, including:
Regression, classification, ranking, boosting
Graph-based models, neural networks, NLP, and large language models (LLMs)
Solid understanding and practical implementation of AI concepts and systems.
Familiarity with MLOps, including data pipelines, model deployment, and productionizing machine learning solutions.
Experience with cloud computing platforms, especially AWS (highly preferred).
Proficiency with BI and data visualization tools such as PowerBI, Excel, Tableau, or Grafana.
Prior exposure to risk management or analytics, particularly within the cards or payments space.
Strong grasp of Agile and Scrum methodologies in a data or engineering environment.
Excellent communication and presentation skills, with the ability to simplify complex data concepts for both technical and non-technical audiences.
Fluent in spoken English.

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Mid
Technology & IT Data Analysis Excel Human Resources MySQL Project Management Mid level

Likely questions

  1. Tell us about work you have done that is close to the Team Lead, Decision Science role.
  2. How would you approach your first 30 days at Renmoney?
  3. Which of Data Analysis, Excel and Human Resources have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with Data Analysis, Excel and Human Resources.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Team Lead, Decision Science role because I can bring practical experience in Data Analysis, Excel and Human Resources, learn the team quickly, and contribute to the outcomes Renmoney needs from this hire.

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