Joseph Opene

Lead Consultant | Helping Businesses Move from Data Chaos to Clarity | Data Analyst | Power BI Developer | Azure Data Engineer | AI Automation | Data Insights | Speaker & Mentor in Analytics |Microsoft & Google Certified

Lagos State, Nigeria

About

I believe data should speak - clearly, intelligently, and with purpose. My mission is simple: to help organizations move from data chaos to clarity, transforming raw information into insights that drive measurable business growth. With 6+ years of experience in Data Analytics, Data Engineering, and Business Intelligence, I’ve: - Built scalable ETL pipelines processing 2M+ records daily across Azure and SQL environments. - Optimized data warehouses and Power BI models for performance and reliability. - Designed executive dashboards used across departments to guide faster, smarter decisions. 💡 Impact Highlights: ⏱ Reduced data processing time by 40% 📈 Improved reporting accuracy from 85% → 98% ⚡ Accelerated decision-making across multiple business units My foundation in Analytical Chemistry taught me precision, reliability, and problem-solving principles I carry into every analytics solution I design. Through Jiovynix Limited, I help organizations automate reporting, strengthen financial visibility, and build data ecosystems powered by Microsoft Fabric, Power BI, Azure Synapse, and SQL Server. Beyond code and visuals, I focus on simplifying complexity, mentoring data teams, and unlocking the human story behind every dataset. Outside of client work, I share insights on Power BI, SQL, Python, Excel, and Data Career Growth with a growing LinkedIn community helping professionals use data not just to analyze, but to influence and inspire. 📊 If you’re building with data, scaling with analytics, or seeking a speaker or collaborator who can translate technical data into actionable business intelligence, let’s connect and make data your organization’s competitive advantage. 🌐 Jiovynix Limited | Turning Data into Decisions that Drive Growth

Experience

  • Lead Consultant at Jiovynix Limited
    Aug 2025 - Present · 11 mos

    ✅ Led the design and delivery of BI and data analytics solutions (Power BI, SQL, Excel), improving client decision-making speed by up to 40%. ✅ Developed AI-powered workflows and automation (N8N, Power Automate), saving clients 50–100 hours/month on repetitive tasks. ✅ Trained and upskilled 3+ corporate teams in Power BI, SQL, and Excel, increasing operational efficiency. ✅ Consulted with clients to optimize business processes, delivering data-driven solutions that reduced errors and enhanced productivity. ✅ Managed end-to-end data projects: data ingestion, transformation, and visualization with a focus on accuracy, governance, and quality. ✅ Built predictive analytics and automated workflows, improving process efficiency by 30–60%. ✅ Maintained client and stakeholder relationships, ensuring successful project delivery and measurable ROI.

  • Lead Data analyst / Data Engineer at Gems Consulting Company
    May 2023 - Aug 2025 · 2 yrs 4 mos

    ✅Led and mentored a BI & analytics team, improving reporting efficiency by 50% and driving data-informed decision-making across departments. ✅Designed and implemented scalable ETL pipelines and optimized SQL databases, reducing data processing and query response times by 60% and 40%, respectively. ✅Developed and maintained data warehouses and lakes, cutting data preparation time by 40% and accelerating analytics and machine learning workflows. ✅Created dynamic Power BI dashboards integrating data from SQL, Excel, Business Central, and NAV, increasing stakeholder satisfaction by 50%. ✅Delivered corporate and individual training programs, automating workflows and reducing manual tasks by 60%, significantly boosting productivity.

  • Data Analyst / Database Administrator at Fast Credit Limited
    Nov 2021 - May 2023 · 1 yr 7 mos

    ✅Designed and implemented interactive dashboards in Power BI and Excel, boosting user engagement by 50% and enabling effective business monitoring and insights. ✅Extracted and transformed data from Temenos (T24) core banking system, driving a 60% increase in sales through enhanced reporting and analysis. ✅Optimized SQL queries and database performance, reducing data processing and query response times by 70% and 50%, respectively. ✅Collaborated with cross-functional teams to deliver tailored data solutions and conducted internal training sessions, promoting a data-driven culture across the organization.

  • Data Analyst at Upwork
    Oct 2019 - Nov 2021 · 2 yrs 2 mos

    ✅Delivered end-to-end analytics solutions for global clients, including data modeling, dashboard development (Power BI, Excel), and performance tracking, leading to a 40–60% improvement in business reporting accuracy and speed. ✅Automated data transformation processes using Python, reducing turnaround time by 70% and accelerating project delivery. ✅Communicated insights to non-technical stakeholders across industries, translating complex data into clear business actions and driving measurable outcomes in marketing, sales, operations, and finance. ✅Consistently delivered high-impact projects with a 95% on-time completion rate, earning repeat business and strong client satisfaction. Leveraged industry best practices and tools in over 80% of projects to drive actionable insights and business value.