A fullstack developer and Data & AI Enthusiast building responsive web applications and turning data into informed decisions. Let's build something amazing together.
An optimistic dream chaser aspiring to be the best version of myself. I'm a self-motivated developer with strong interpersonal skills, continuously sharpening my craft across frontend, backend and data — and passionate about the quality of every deliverable.
Power Automate · Microsoft Office 365 · Microsoft Excel · Workflow Automation · Prompt Engineering · Responsible AI · SQL Query Optimisation · SQL Server Reporting Services (SSRS)
Power BI · DAX · Power Query · Microsoft Fabric · PySpark · Stored Procedures · ETL/ELT Pipelines · Data Transformation · NoSQL · Microsoft SQL Server · Database Views · T-SQL Development
Pandas · NumPy · Statistical Analysis · Regression · Data Modelling · Data Cleaning · Feature Engineering · Model Evaluation · Machine Learning
Python · JavaScript · TypeScript · C# · SQL · HTML/CSS · PHP · ERP/CRM
REST APIs · JSON · Node.js · React.js · Next.js · Git/GitHub · Report Development & Deployment
Microsoft Azure · Microsoft Fabric · AWS
Business Analysis · Functional Requirements Analysis · Requirements Documentation · UAT · SDLC · Agile Methodologies
A journey through my professional experience and studies.
Synergy Wellness ZA
Optimised data cleaning workflows with Pandas, cutting data retrieval time by 40%. Managed inventory data in Odoo (ERP) as part of data governance and built lightweight Flask/JSON APIs to retrieve nationwide store information.
University of Johannesburg
Developed responsive websites and web apps for teaching, tutored students in JavaScript, HTML & CSS, MySQL and C#, and supported the lecturer with marking and student liaison.
Department of Higher Education and Training
Quality assured and batch controlled examination scripts, coordinated distribution to marking teams and verified mark accuracy and transfer against DHET mark sheets.
University of Johannesburg
Advancing Human-Computer Interaction, software requirements engineering, software testing, advanced databases and advanced programming techniques.
University of Johannesburg
Built a foundation across HTML to C++. Medalled at the BRICS Skills Challenge in Cyber Security (2022) and Internet of Things (2023).
Intelligent route management and navigation platform with dynamic breadcrumb generation and contextual path labeling.
View WebsiteInteractive BI dashboard analysing revenue, profit margin and AOV across regions, products and quarters.
View WebsiteCommunity platform connecting food donors with NGOs, with WhatsApp integration and automated surplus alerts.
View WebsiteCulturally inspired storefront with curated collections, category browsing and secure checkout.
View WebsiteTask tracking with priorities, progress charts and a built-in Pomodoro timer with offline persistence.
View WebsiteEnterprise dashboard for revenue insights, client management, employee activity and sales analytics.
View WebsiteAI veterinary assistant analysing symptoms and photos to give pet health, nutrition and training advice.
View WebsiteOpen to fullstack roles, data projects and freelance collaborations.
Blessingitlotlengleso@gmail.comJohannesburg, South Africa · +27 (64) 732 8373