[ Dynamic Project Gantt ]

Taking ownership after the MVP.

I inherited a minimal Gantt implementation and became the developer responsible for evolving the module as requirements, project rules, and user needs grew.

Employer
DBT Technologies
Context
Public-sector procurement workflow
Core technology
DHTMLX Gantt
Responsibility
Primary developer after MVP
02 / Starting point

Start from the existing foundation.

The MVP set the baseline. I learned its existing implementation and constraints, then used that context to evolve the module without presenting the original work as my own.

03 / Implementation

Turn changing rules into working states.

I translated refined rules into schedule states for extensions of time, milestone claims, and automated project-status triggers, then carried those changes through implementation.

04 / Refinement

Refine the workflow as the product changes.

I refined the UI/UX and adapted the workflow as project rules changed. The data-loading decision below addresses a concrete reliability concern without making unverified performance claims.

[ Laravel / data loading ]

Make the Gantt reliable at scale.

I reduced an N+1 query pattern by preloading required relationships with Laravel eager loading (with()). I stress-tested the Gantt module with 3,000 rows of data to validate the approach at scale.

Approach
Eager loading with with()
Stress test
3,000 Gantt rows

[ Fictionalised product evidence ]

The module in action.

This is the largest module I have developed in my current role. These portfolio mockups reconstruct its key interaction patterns with fictional data and a generic project-management identity; they are not production screenshots.

Fictionalised project controls interface showing a milestone Gantt chart with original, delayed, and extension-of-time states
01

Integrated planning surface

A consolidated Gantt view brings milestone structure, schedule states, monitoring signals, and project context into one working surface.

Fictionalised progress update dialog with completion percentage, report upload, notes, and update history
02

Progress submission

The update flow combines progress entry, supporting documents, notes, and history before work is submitted for review.

Fictionalised work status review dialog showing approval history and pending actions
03

Review and approval

A dedicated review state makes progress history, approval status, and the next available action visible in one place.

Fictionalised S-curve dashboard comparing planned and actual cumulative project progress
04

Progress variance

The S-curve translates schedule data into planned-versus-actual progress and a legible cumulative variance view.

Fictionalised reconstruction — no production data, source code, or confidential internal content is shown.