Ridwan – Python, React, AWS

It's a real estate investment and asset management platform for institutional teams. The product supports underwriting, valuations, forecasting, cash flow analysis, asset management, and portfolio decision-making.

• Worked as one of the first engineers on the product and helped build the platform from the ground up.
• Built full-stack features across React, Python/Django APIs, Node.js services, and performance-sensitive calculation workflows.
• Developed spreadsheet-like interfaces, custom editable tables, keyboard-friendly workflows, and data-heavy UI patterns for finance users.
• Worked on backend APIs, data modeling, integrations, and cash flow calculation flows for large real estate assets with hundreds of units, tenants, assumptions, and multi-year projections.
• Contributed to performance optimization and recent Rust-based calculation engine work.
• Collaborated closely with product, design, and engineering teammates as the team scaled through different stages.

It's a multi-tenant platform for utilities and facility operations in residential and commercial communities. The product supports billing, payments, visitor access, and more.

• Co-founded the product and led engineering as CTO.
• Architected and built the Django/DRF backend with JWT authentication, MySQL, Redis/Celery background jobs, and Dockerized environments.
• Set up GitHub Actions CI/CD and mentored the engineering team behind the platform.
• Integrated payment, wallet, settlement, and electricity-vending workflows across providers, including Interswitch/Quickteller, Paystack, Flutterwave, and metering partners.
• Improved performance through targeted database indexing, reducing response times on key dashboard, payment, and wallet endpoints by an estimated 30-80%.

Startup and venture-building work focused on quickly building early-stage digital products, validating ideas, and delivering usable full-stack features across the frontend, backend, APIs, and cloud infrastructure.

• Built full-stack product features across frontend and backend systems.
• Worked on APIs, data models, integrations, and deployment flows for early-stage products.
• Collaborated in a fast-moving startup environment with changing requirements and a strong focus on product validation.
• Helped turn ambiguous product ideas into working software through iterative delivery.

It's an automotive technology company that offers an all-in-one app and IoT device for real-time vehicle tracking, health monitoring, insurance, and on-demand access to vetted mechanics and spare parts.

• Led product and technical planning as co-founder/CTO.
• Built and maintained core web application features and backend workflows.
• Worked across product decisions, technical architecture, data modeling, and delivery.
• Managed tradeoffs between speed, maintainability, and early-stage product validation.

It's a software engineering consultancy project portfolio covering government and private-sector systems. The work includes public health monitoring, biometric identity capture, and infrastructure monitoring platforms.

• Built backend and full-stack features for an epidemic management system used to track cases, clusters, field reports, and response activity across regions.
• Contributed to a biometric identity management system for capturing and securely storing identity information such as fingerprints and facial data.
• Worked on an infrastructure monitoring platform for tracking electricity consumption, generator output, fuel usage, and operational status across multiple client sites.
• Built APIs, dashboards, data processing flows, and deployment-ready services using cloud and container-based infrastructure.
• Collaborated with cross-functional teams to turn public-sector and enterprise requirements into working production software.

HR technology products for recruitment, people management, outsourcing, learning, and employee development. The main platforms include an applicant tracking and HR management system, as well as a learning management system for employee training, assessments, and course delivery.

• Built an ATS and HR management platform supporting recruitment workflows, employee records, leave requests, appraisals, and HR operations.
• Built a learning management system for company training, assessments, tests, and proctoring-related workflows.
• Developed frontend features with React and backend APIs using Node.js, Django, REST, GraphQL, and WebSockets.
• Worked with CI/CD pipelines, cloud infrastructure, Kubernetes, Jenkins, Drone CI, AWS, GCP, and DigitalOcean.
• Reviewed pull requests, supported engineering planning, and helped improve development standards across the team.