MAUREEN ONOVAE

MAUREEN ONOVAE

Data Engineer & Backend Developer
3 Command Estate, Kwuru Kwuru, Okporo Road. Rumuodara., 500272, Port Harcourt, NG.

About

A Data Engineer and Backend Developer with a robust foundation in data analysis, possessing three years of experience in the design, optimization, and deployment of scalable data and API solutions. My expertise in AWS technologies, Python, and SQL has facilitated significant enhancements in system performance, resulting in improvements in data retrieval efficiency of up to 50%. Furthermore, I have effectively driven significant user engagement for applications that process more than one million transactions daily.

With a demonstrated ability to translate complex data into actionable insights, I excel in leading cross-functional teams toward the achievement of strategic goals. Currently, I am pursuing a Master of Business Administration (MBA) to develop my business acumen further and to prepare for leadership positions that integrate technology with business strategy. I am dedicated to harnessing data to promote innovation and to drive organizational success.

Work

Cecure Intelligence Limited
|

Data Engineer & Backend Developer

Lagos, Lagos, Nigeria

Summary

Led the design, optimization, and deployment of scalable data and API solutions, significantly enhancing system performance and user engagement for a growing client base.

Highlights

Engineered and optimized scalable ETL/ELT pipelines using AWS technologies, reducing data processing time by 40% and efficiently managing over 10TB of daily data ingestion for analytics.

Developed and implemented API-driven data integration solutions with Python and SQL, boosting data retrieval efficiency by 30% and reducing manual reporting by 20 hours weekly across multiple systems.

Designed and optimized PostgreSQL and DynamoDB databases for over 50,000 clients, enhancing query performance by 50% through strategic indexing and optimization.

Collaborated with multidisciplinary teams to resolve complex data governance issues, decreasing data retrieval times by 30% and ensuring compliance for over 200 datasets.

Developed and optimized RESTful and GraphQL APIs, improving user engagement by 50% and maintaining system reliability for over 1 million monthly transactions.

Optimized data lakes and warehouses, enhancing analytics capabilities by improving data retrieval speeds by 40% and reducing processing times by 30% for agile business intelligence.

Integrated multiple third-party services with rigorous unit testing, increasing application reliability by 25% and reducing incident reports by over 15%.

Engineered scalable server-side logic with advanced caching, reducing server response times by 50% and boosting application performance for over 1 million daily data transactions.

Topfaith Ministries International
|

Administrative Team Lead

Port Harcourt, Rivers, Nigeria

Part Time

Summary

Oversaw daily administrative operations and led a cross-functional team to optimize workflows and achieve organizational goals through strategic initiatives.

Highlights

Oversaw daily administrative operations, ensuring seamless task execution and continuous workflow optimization to achieve organizational goals.

Led a cross-functional team, setting clear objectives and monitoring performance metrics to enhance efficiency and accountability.

Facilitated team training and development programs, providing coaching and mentorship that strengthened individual capabilities and promoted professional growth.

Organized team-building activities, fostering a collaborative environment that boosted morale and drove team ownership and purpose.

Streamlined internal processes by identifying inefficiencies and implementing solutions, improving turnaround time and resource utilization.

Served as the primary liaison between management and the administrative team, ensuring clear communication, aligned priorities, and timely project delivery.

Kentro Technologies Ltd
|

Data Analyst

Port Harcourt, Rivers, Nigeria

Summary

Analyzed complex datasets to uncover trends and patterns, developing interactive dashboards that significantly improved team productivity and informed strategic planning.

Highlights

Analyzed large and complex datasets to uncover trends and patterns, leading to the development of interactive dashboards that improved team productivity by 10%.

Developed and maintained efficient data systems and automated collection processes, enhancing data accessibility and streamlining operational workflows.

Translated raw data into meaningful insights that supported strategic planning, resource allocation, and process optimization.

Collaborated with senior leadership to identify and prioritize high-impact, data-centric business initiatives aligned with organizational goals.

Education

Miva Open University
Nigeria, Nigeria, Nigeria

MBA

Business Administration

Altschool Africa
Lagos, Lagos, Nigeria

Diploma

Software Engineering, backend specialization

Hochschule für Angewandtes Management
Ismaning, Bavaria, Germany

Bachelor of Arts

Business Administration and Management

Riverford Business School
Port Harcourt, Rivers State, Nigeria

Advanced Diploma

Business Management and Leadership

Languages

English

Fluent

Certificates

General course on Intellectual Property

Issued By

World Intellectual Property Organization Academy

Business Intelligence & Data Analyst (BIDA)™ certification

Issued By

Corporate Finance Institute (CFI)

AWS Certified Cloud Practitioner CLF-C02

Issued By

AWS

Financial Modeling & Valuation Analyst (FMVA)® Certification

Issued By

Corporate Finance Institute (CFI)

Data Analyst with python

Issued By

Udacity

Skills

Software Development Tools

Cloud9, Microsoft VS Code, Azure Data Studio, Unit Testing, Debugging.

Project Management & Leadership

Team Leadership, Cross-functional Collaboration, Strategic Planning, Process Optimization, Stakeholder Management, Resource Allocation, Problem-Solving, Project Coordination.

Cloud Computing

AWS S3, AWS Lambda, AWS Glue, AWS Redshift, AWS Kinesis, AWS Athena, Microsoft Azure.

Database Management

PostgreSQL, DynamoDB, RDS, Redshift, NoSQL, Relational Databases, Database Design, Query Optimization.

Programming Languages

Python, SQL.

ETL/ELT Tools

AWS Glue, AWS Batch, EMR, Kinesis, Data Pipelines.

Big Data Processing

Apache Spark, Hadoop, Data Lakes, Data Warehouses.

API Development

RESTful APIs, GraphQL, Postman, CRUDL methods, API Integration.

Data Analytics & Visualization

Power BI, QuickSight, Power Query, Power Pivot, Excel, Interactive Dashboards, Data Interpretation, Business Intelligence.

Business Management

Strategic Planning & Execution, Operations Management, Process Optimization, Stakeholder Management, Business Communication, Project Management, Performance Reporting & Analytics, Change Management, Risk Management & Compliance Awareness, Leadership & Team Development.

Version Control & CI/CD

Git, GitHub Actions, Kubernetes.

Interests

Personal Development

Self-development, Continuous learning.

Culture & Travel

Traveling, Exploring cultures.

Arts & Recreation

Music, Creative arts, Tennis, Indoor games.