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Programming & Development Math / Algorithms / Analytics

Data Visualization & Dashboard Developme

$20/hr Starting at $100

I design and develop professional, interactive dashboards and 

data visualizations tailored to your business needs — turning 

raw data into clear, actionable insights your team can actually use.


What I Deliver:

→ Custom Tableau dashboards with filters, KPIs & drill-downs

→ Power BI reports with real-time data connections

→ Excel dashboards with automated charts, pivot tables & macros

→ API-connected dashboards pulling live data (REST API / JSON)

→ HR, Sales, Finance & Operations dashboards

→ Jira, Google Sheets, or CSV data integration

→ Clean, presentation-ready charts for reports & meetings


Tech Stack:

Tableau | Power BI | MS Excel | Google Sheets | REST API | 

JSON | Python (pandas) | SQL | JavaScript (Chart.js / D3.js)


What You Get:

✔ Fully functional, interactive dashboard

✔ Source file (Tableau Workbook / Excel / PBIX)

✔ Step-by-step usage guide

✔ Revision support post-delivery


Why DigitalCubedesigns?

I have delivered data dashboards and visualization projects 

for international clients across HR, healthcare, finance and 

operations domains. Every dashboard I build is clean, 

intuitive, and built to communicate data clearly — not just 

look good.


Let's turn your data into decisions.

About

$20/hr Ongoing

Download Resume

I design and develop professional, interactive dashboards and 

data visualizations tailored to your business needs — turning 

raw data into clear, actionable insights your team can actually use.


What I Deliver:

→ Custom Tableau dashboards with filters, KPIs & drill-downs

→ Power BI reports with real-time data connections

→ Excel dashboards with automated charts, pivot tables & macros

→ API-connected dashboards pulling live data (REST API / JSON)

→ HR, Sales, Finance & Operations dashboards

→ Jira, Google Sheets, or CSV data integration

→ Clean, presentation-ready charts for reports & meetings


Tech Stack:

Tableau | Power BI | MS Excel | Google Sheets | REST API | 

JSON | Python (pandas) | SQL | JavaScript (Chart.js / D3.js)


What You Get:

✔ Fully functional, interactive dashboard

✔ Source file (Tableau Workbook / Excel / PBIX)

✔ Step-by-step usage guide

✔ Revision support post-delivery


Why DigitalCubedesigns?

I have delivered data dashboards and visualization projects 

for international clients across HR, healthcare, finance and 

operations domains. Every dashboard I build is clean, 

intuitive, and built to communicate data clearly — not just 

look good.


Let's turn your data into decisions.

Skills & Expertise

Data ManagementData VisualizationMicrosoft ExcelPower BIPythonSQLTableau

35 Reviews

  • Mike 542 says,

    Excellent work from Machhindra on this milestone and throughout the project so far. He has been responsive, professional and technically thorough. What has particularly impressed me is his approach when issues are identified: he doesn't simply patch the visible problem, he investigates the underlying cause, explains it clearly and puts appropriate safeguards in place to prevent it happening again. Communication has been excellent, scope and costs have been respected, and he has been very receptive to feedback while also contributing his own technical thinking to the wider product. DealDryver is an increasingly sophisticated project and I am very pleased with the progress and with Machhindra's contribution to it. Highly recommended.

    for Developer Needed–Multi-AI Comparison MVP on Sep 01, 2026

  • Mike 542 says,

    Excellent work from Machhindra on this milestone. He has been professional, responsive and technically thorough throughout. He delivered the agreed multi-AI Panel functionality, including blind independent responses, voting and reveal, comparison synthesis, evidence/provenance and audit functionality. We encountered an unexpected Google/Gemini billing issue during development, and Machhindra investigated it thoroughly, communicated the technical position clearly and successfully migrated the Google integration to Vertex AI without disrupting the OpenAI or Anthropic integrations or increasing the agreed cost. What I particularly value is that he thinks beyond simply making something work. He has built with the wider architecture in mind, explains his decisions clearly, responds positively to review and challenge, and has demonstrated a strong understanding of where the product is heading. M2 has been successfully completed and approved, and I am very happy to continue working with him on the next stages of DealDryver. Highly recommended.

    for Developer Needed–Multi-AI Comparison MVP on Aug 25, 2026

  • Mike 542 says,

    Excellent work from Machhindra and DigitalCubeDesigns on Milestone 1 of DealDryver. This is a technically demanding project and M1 required much more than simply producing an attractive interface. The priority was to establish a robust, secure and extensible architectural foundation on which the wider product can be built. Machhindra delivered a working M1 environment covering persistent DealSpace architecture, organisation/tenant isolation, configurable workflow stages, controlled evidence states, computed workflow status and a detailed audit trail. Communication throughout has been excellent. He has engaged constructively with both me and our Product/Project Manager, responded positively to architectural challenge, documented decisions carefully and demonstrated a strong understanding of the importance of building the underlying architecture correctly rather than taking shortcuts. Most importantly, the milestone was independently reviewed against our agreed acceptance criteria and approved in full. We are continuing together into the next milestones and I am very pleased with both the quality of the work and the working relationship. Highly recommended.

    for Developer Needed–Multi-AI Comparison MVP on Aug 18, 2026

  • Dr Ikem says,

    Great output as always

    for Home Page UX design improvement on Jul 03, 2026

  • Dr Ikem says,

    Making good progress as the assignment effort increases to Fullstack.

    for Home Page UX design improvement on Jun 26, 2026

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