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Collins Onwumelu

Collins Onwumelu

Certified

Data Analyst

University of Nigeria, Nsukka | Nigeria

Technologies

My Portfolio Highlights

My New Course

Introduction to SQL

My New Course

Introduction to SQL

Quantitative magician, conjuring valuable knowledge from data spells.

My Work

Take a look at my latest work.

DataLab

Project: Exploring London's Travel Network

DataLab

Project: Associate Data Engineer Practical Exam

DataLab

Certification - Data Analyst Associate - Food Claims

dataset

Microsoft Power BI

DataLab

Project: Exploring London's Travel Network

My Certifications

These are the industry credentials that I’ve earned.

Data Engineer Associate

Data Engineer Associate

Other Certificates

Data Science Network (DSNai) | Data Analyst

Google LLC | Fundamentals of Digital Marketing

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Introduction to R
Intermediate Python

My Work Experience

Where I've interned and worked during my career.

Enugu State Ministry Of Works & Infrastructure | Feb 2021 - Jul 2021

Mechanical Engineering Intern

Department, gaining valuable hands-on experience. - Assisted senior engineers in conducting research, analyzing data, and providing technical support. - Collaborated effectively with a multidisciplinary team, ensuring project success within strict timelines. - Developed strong problem-solving skills and attention to detail. - Prepared technical reports and project documentation.
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Enugu State Government | Jan 2021 - Feb 2021

Computer Instructor

- Delivered comprehensive instructed training to over 20 government employees on Microsoft Office software and Windows operating system, resulting in a 90% increase in productivity and efficiency in daily office tasks. - Utilized engaging teaching methods such as interactive activities, group discussions, and real-world simulations to enhance employee learning experiences. - Conducted assessments and evaluations of employees' proficiency levels to determine necessary areas for improvement, resulting in a 95% success rate in meeting some individual and departmental goals. - Maintained accurate records of training activities, attendance, and progress reports, utilizing Microsoft Excel and other software tools to track and analyze employees’ data. - Established strong relationships with department heads and staff, receiving consistent positive feedback on the quality and impact of training programs.

De Paul Computers | Sep 2020 - Jan 2021

Computer Instructor

- Successfully instructed and taught 15-20 students on computer operations and usage of various software packages, resulting in a high level of proficiency and 80% of students excelling in projects, quizzes, and examinations. - Organized computer systems and networks, delivering step-by-step instructions on basic use and providing technical support to ensure seamless operations. - Utilized lectures, demonstrations, and discussions to instruct students both individually and in small groups of 5-6, enhancing engagement and knowledge retention. - Invigilated and graded exams and projects, ensuring fairness and accuracy in grading and delivering constructive feedback to encourage further growth.

Solace Events | Apr 2019 - Present

Operation/Creative Director

- Accomplished up to 90% cost-effective event delivery by working closely with clients to understand their goals, establish budgets, and coordinate event services such as venue selection, accommodation, transportation, and catering, as measured by client satisfaction ratings. - Established and maintained relationships with all staff, event vendors, and industry contacts to obtain the best pricing and services for events by ensuring prompt payments, resulting in an average cost savings of 15% per event. - Hired and cross-trained staff members for various event-specific functions and assessed employees' understanding of associated processes and procedures, resulting in a 25% increase in staff efficiency and productivity. - Solicited feedback from clients to assess event success and uncover opportunities for improvement, resulting in a 30% increase in repeat business.

Praise Sisters Enterprise | Jul 2015 - Dec 2018

Logistics Supervisor and Decorator

- Successfully managed logistics for events planning, operations, event booking, and promotions, resulting in a 25% increase in customer satisfaction. - Actively listened to customers, handled concerns quickly, and offered friendly and efficient service, resulting in a 30% increase in positive customer feedback. - Brainstormed and implemented creative event concepts and themes, resulting in a 10% increase in event attendance. - Organized, coordinated, and delivered professional event venue decorations while focusing on delivering superior customer service, resulting in a 20% increase in repeat business. - Arranged availability, selected, and handled equipment, artifacts, materials, displays, and gadgets, resulting in a 15% reduction in equipment rental costs. - Participated in team-building activities to analyze problems and worked with a team of 5 to develop solutions, enhancing working relationships and improving operations by 20%.

CEE Gate Integrated Systems | Oct 2015 - Jan 2016

ICT Intern

- Successfully learned, installed, and configured PCs, software, and hardware, as well as digital components for up to 10 customers daily, resulting in a 20% reduction in installation time. - Demonstrated advanced proficiency in Microsoft Office tools, including Excel for data management and record keeping, and Word for creating professional documents and communications. - Achieved a 60% reduction in formatting time by developing and implementing standardized templates for reports and documents, improving productivity and efficiency. - Collaborated with team members to optimize sales processes and streamline the customer onboarding process, resulting in a 15% increase in customer retention rate. - Maintained up-to-date knowledge of emerging technologies and industry trends, which resulted in the ability to provide cutting-edge solutions to customers.

My Education

Take a look at my formal education

Bachelor of Engineering - BE, Mechanical Engineering  · (DecemberUniversity of Nigeria, Nsukka | 2021
Associate's degree, Mechanical EngineeringInstitute of Management & Technology (IMT) | 2017

About Me

Collins Onwumelu

A detail-orientated analyst open to new experiences and challenges. Hoping to make a difference in the world through Data.

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