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datarlyst

Ajao Olamilekan

@datarlyst
4.9(15)

Data Analyst

Nigeria
English
About me
I'm a certified data analyst working with excel, R, tableau and other data analysis tools to make detailed data analysis into useful strategic insight in other to make the appropriate recommendations to the organization. With great communicating skills to work with people, financial literacy and the act of time management has all made me an efficient data analyst. I am fascinated and much into the development of the data analysis world, as I'm usually happy to convert raw data into decision making information.... Read more

Skills

d
datarlyst
Ajao Olamilekan
Offline • 
Average response time: 15 hours

See my services

Data Analytics Consultation
I will be your data analyst and visualization expert, with excel analysis, pivot table
4.9(15)

Portfolio

Work experience

DATA ANALYST/REPORT WRITER

Quality Clouds • Full-time

Feb 2025 - May 20261 yr 3 mos

Key Contributions & Achievements: • Data Integration & ETL: Integrated data from multiple sources (Remedy, ServiceNow) into SQL Server 2012 using SSIS (2015), streamlining data pipelines and improving reporting accuracy. • Database Development & Maintenance: Designed, modeled, and maintained SQL Server databases; created tables in MS Access linked to SQL Server; performed periodic database structure and data updates. • Advanced SQL & Reporting: Wrote complex SQL queries to generate ad-hoc and automated reports (ticket/call statistics, operational metrics) and conducted ongoing data quality validation and root-cause analysis to resolve anomalies. • Business Intelligence (BI): Built customized Tableau dashboards and managed Tableau servers (local and online), deployed dashboards, refreshed data sources with Tableau Bridge Client, and supported stakeholder decision-making with interactive visualizations. • SSRS & Reporting Automation: Developed and scheduled SSRS reports to meet management and compliance requirements, ensuring timely delivery of accurate insights. • Data Governance & Security: Created user roles/permissions in CTERA, ensuring compliance with access control requirements. • Publishing & Program Support: Supported CMS (Centers for Medicare & Medicaid Services) by providing actionable reporting, high-quality publication support, and program management deliverables. • Cross-Functional Collaboration: Partnered with stakeholders (internal & external) to define reporting requirements, delivering customized reports that enhanced operational efficiency and informed business strategy.

15 Reviews
4.9

(15)
(0)
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Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    4.9
  • Value of delivery
    4.8
1-5 out of 15 Reviews
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Most relevant
    V
    image-docs

    vincentshelton

    US

    United States

    5

    It was a great pleasure working with Ajao. Thank you!

    $50-$100

    Price

    4 days

    Duration

    gig

    Data Analytics Consultation

    Helpful?
    Yes
    No
    E

    elledunlap

    US

    United States

    5

    I recently selected Ajao for our data visualization needs, and we couldn't be happier with the results. From the outset, Ajao demonstrated excellent communication skills, keeping us informed at every stage of the project and ensuring that our requirements were clearly understood. The delivery of the...

    Up to $50

    Price

    1 day

    Duration

    gig

    Data Analytics Consultation

    Helpful?
    Yes
    No
    S
    image-docs

    sharozearcher

    US

    United States

    5

    Ajao is by far one of the best sellers I've worked with. Diligent, responsive, respectful and most importantly competent! Will definitely comeback with more work for him. Highly recommend getting his service, as the value he offers is insane!

    $50-$100

    Price

    4 weeks

    Duration

    gig

    Data Analytics Consultation

    Helpful?
    Yes
    No
    R
    image-docs

    rosetk

    US

    United States

    5

    great service

    Up to $50

    Price

    3 days

    Duration

    gig

    Data Analytics Consultation

    Helpful?
    Yes
    No
    A

    akanksha_mg

    US

    United States

    5

    Very professional work and on time. Explained things in detail

    Up to $50

    Price

    3 days

    Duration

    gig

    Data Analytics Consultation

    Helpful?
    Yes
    No