OBA ORIEKWO
Helsinki
Summary
I'm a data-driven problem solver with a strong passion for turning raw data into actionable insights and building scalable solutions that power decision-making. With a foundation in data analysis, engineering, and AI, I bridge the gap between complex technical systems and real-world impact. My mindset is rooted in continuous learning and professional growth. I thrive in fast-paced, collaborative environments where curiosity and continuous learning are valued. Whether it's building dashboards, improving model accuracy, or scaling infrastructure, I bring a balanced mix of technical skill, analytical thinking, and business understanding. I am keenly interested in pursuing the position of a Data Analyst/Data Engineer in your esteemed company.
Overview
14
14
years of professional experience
Work History
AI DATA ANALYST
VERSO VISION
Jyvaskyla
01.2025 - Current
- Extract, clean, and analyze large datasets of alarm logs from patient monitoring systems, nurse call systems, and medical devices.
- Identify patterns in alarm frequency, timing, duration, and type across departments and patient categories.
- Use statistical and machine learning techniques to uncover trends, anomalies, and correlations like high alarm rates during shift changes or by device type.
- Visualize alarm patterns using tools like Power BI, Grafana, and Python to support clinical and operational decision-making.
- Work closely with data engineers, scientists, and business analysts.
DATA ANALYST
MEYERFELD CONSULTING
04.2022 - 11.2024
- Collaborated with project leads to collect, analyze, and interpret complex data sets to address critical business challenges and support strategic decision-making.
- Developed comprehensive reports, interactive dashboards, and data visualizations that effectively communicate analytical insights to stakeholders at all organizational levels.
- Maintained clear and effective communication with diverse stakeholders, including global clients and cross-functional teams, to ensure alignment on project objectives and deliverables.
- Championed continuous improvement initiatives by evaluating existing analytical processes, recommended enhanced methodologies, and implemented best practices to increase efficiency and accuracy.
- Identified emerging trends, business opportunities, and areas for operational improvement through systematic data analysis and market research.
- Presented data insights in a clear and visually appealing way for non-technical stakeholders.
- Wrote SQL queries to extract, join, and manipulate data.
- Participated in agile scrum ceremonies such as sprint planning, daily stand up, sprint review and sprint retrospective.
- Translated complex analyses into clear, concise insights for leadership and stakeholders.
QUALITY ASSURANCE ENGINEER
TESTER WORK
06.2021 - 07.2022
- I ensured the overall quality of our product under development by analysing requirements, running and maintaining manual and automation test suites, and reported defects.
- Writing and executing test scripts.
- Running and maintaining manual and automation test suite.
- Testing in different environments including Web and mobile applications.
- Writing bug report.
- Testing different applications.
- Maintained and improved test automation framework.
- Found, documented, reported and tracked bugs.
- Designed test script for system and acceptance testing.
- Designed test automation framework for API testing using Robotframework, Postman and Python.
- Developed user's story and acceptance criteria.
SOFTWARE TEST ENGINEER
U TEST
03.2020 - 05.2021
- Facilitated the oversight of bug resolution, conducted comprehensive testing of implemented solutions and supported developers in addressing persistent issues by offering valuable insights from a QA standpoint.
- Built product test strategies.
- Created test plans and test cases.
- Found, documented, reported and tracked bugs.
- Interpreted and reported test results.
- Maintenance of manual and automation test scripts.
- Designed test script for system and acceptance testing.
- Conducted thorough quality assessments to determine if products met company's high-quality standards.
- Designed test automation framework for API testing using Postman and Swagger.
- Collaborated with production team members to help the team produce high quality, cutting-edge products.
- Improved product durability, reliability and quality by conducting thorough quality assessments and recommending changes.
- Worked with cross-functional teams in refining and improving product features to generate ideas for new functionality.
Service Manager
Posti Oy
11.2011 - 02.2018
- Preparing and presenting reports on service performance, including metrics like response time, resolution time and customer satisfaction.
- Material handling and warehousing.
- Leading, mentoring, and motivating the service team to achieve performance targets.
- Providing training and development opportunities for new employees to enhance their skills and knowledge.
- Ensuring timely delivery of goods to customers.
Technical Personnel
Kener- Keuruu Energiatekniikka Oy
Keuruu
05.2015 - 04.2017
- Remote monitoring of heavy duty heating plants with Human machine interface (HMI).
- Receiving information from HMI to aid operators' decision making process.
- Writing of concise documents.
- Communicating results to stakeholders and visualization of data to drive decision making.
- Defining the business problems and solution approach autonomously.
- Data Analysis and visualization with Python.
Education
AI Expert - Information Technology
Hamk Häme Univesity of Applied Sciences
Hämeenlinna 01-2026
SARANEN AI AND TECH PROGRAMME - Information Technology
SARANEN CONSULTING
Jyvaskyla07-2025
SOFTWARE DEVELOPMENT PROGRAMME -
METROPOLIA
03.2020
Masters in Technology - INDUSTRIAL MANAGEMENT
UNIVERSITY OF VAASA
VAASA, VAASA08.2014
Engineering
Jamk University of Applied Sciences
Jyvaskyla Central Finland05-2012
Skills
- Data Analysis
- Software Testing
- Supervised Learning
- Unsupervised Learning
- Classification
- Regression
- Clustering
- Data Cleaning
- Data Transformation
- Feature Engineering
- Python
- Machine Learning
- Scikit-learn
- TensorFlow
- PyTorch
- SQL
- Statistical Methods
- Data Visualization
- Power BI
- Tableau
- Matplotlib
- Grafana
- Plotly
- AWS
- Azure
- GCP
- Spark
- Databricks
- BigQuery
- Collaboration
- Problem Definition
- AI Solutions
Timeline
AI DATA ANALYST
VERSO VISION
01.2025 - Current
DATA ANALYST
MEYERFELD CONSULTING
04.2022 - 11.2024
QUALITY ASSURANCE ENGINEER
TESTER WORK
06.2021 - 07.2022
SOFTWARE TEST ENGINEER
U TEST
03.2020 - 05.2021
Technical Personnel
Kener- Keuruu Energiatekniikka Oy
05.2015 - 04.2017
Service Manager
Posti Oy
11.2011 - 02.2018
AI Expert - Information Technology
Hamk Häme Univesity of Applied Sciences
SARANEN AI AND TECH PROGRAMME - Information Technology
SARANEN CONSULTING
SOFTWARE DEVELOPMENT PROGRAMME -
METROPOLIA
Masters in Technology - INDUSTRIAL MANAGEMENT
UNIVERSITY OF VAASA
Engineering
Jamk University of Applied Sciences