Improving Oncology Platform Usability for Ontada
Usability and consistency
improved across oncology platforms for simpler use.
Data visualization
enhanced across oncology platforms to provide clearer insights.
Industries
Industries We Serve
Cross-industry engineering experience across regulated and high-growth sectors.
All IndustriesSuccess Story
Enhanced React DataTable for Platform-Wide Reliability
A six-month stabilization and enhancement effort that restored reliability and unblocked product teams across the platform.
Stabilized component
through critical bug fixes that restored reliability.
Future-ready foundation
enabled by upgrading ag-grid and preparing the UI layer.
Technologies
React
Ag-grid
Internal UI framework
Expertise
Front-end engineering
Web development
Legacy modernization
QA
Client Overview
Leading Construction SaaS Provider
The client is a well-established U.S. company delivering cloud-powered construction management software. Their flagship product, widely used across the construction and tech sectors, began experiencing serious performance and reliability concerns due to legacy technology dependencies, affecting both user trust and overall efficiency.
Industries:
Construction SaaS, Project management software
Country:
USA
Challenges
Modernizing an Unmaintained Core Component
Years of limited upkeep left the UI component unstable, outdated, and difficult for product teams to rely on—slowing delivery and affecting both internal workflows and end-user experience.
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Unmaintained codebase
Lack of ongoing ownership led to accumulated bugs and inconsistent behavior across consuming teams.
Blocked feature delivery
Teams struggled to release updates because the component frequently broke or lacked required functionality.
Outdated ag-grid version
The older underlying grid library created compatibility issues and restricted performance improvements.
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Partner with our experts to overcome legacy technology challenges.
Why They Chose Us
Trusted Partner for Complex UI Modernization
The client needed a team capable of taking full ownership of a high-impact, legacy component while ensuring stability, compatibility, and long-term maintainability.
Deep frontend expertise
Zoolatech’s engineers brought strong experience in modern React architectures and complex component refactoring, making it possible to stabilize and evolve a critical shared UI asset.
Reliable ownership model
Our ability to quickly absorb context, manage cross-team dependencies, and deliver with minimal oversight gave the client confidence during a period of limited internal capacity.
Zoolatech is a senior-heavy engineering firm with Silicon Valley roots and a Miami HQ, specializing in legacy modernization, system re-architecture, and AI deployment to drive long-term, compounding value.
2017
Year Founded
600+
Employees
96%
Client Satisfaction
Workflow
A Structured Approach to Restoring Stability
We followed a phased workflow to stabilize the component, modernize its foundation, and keep consuming teams aligned throughout the upgrade.
Phase 1
Assessment and audit
Reviewed the existing component, identified critical bugs, mapped breaking points, and outlined upgrade requirements for ag-grid and dependent features.
Phase 2
Stabilization and bug fixing
Addressed long-standing defects, resolved inconsistent behaviors, and restored baseline reliability to unblock product teams.
Phase 3
Feature improvements
Implemented enhancements, including better grouping behavior, nested pagination handling, localization fixes, and context-aware bulk actions.
Phase 4
Version upgrade preparation
Upgraded the underlying ag-grid version and ensured all consuming teams remained compatible with new releases.
Phase 5
Release and support
Coordinated rollout across teams, monitored stability, and ensured a smooth adoption path for future iterations.
A modernized React DataTable restored platform reliability, unblocked product teams, and created a stable foundation for future UI development.
Solution
Modernizing a High-Use UI Component
Our team improved reliability, strengthened core interactions, and upgraded the underlying technology to support long-term platform adoption.
Improved interaction logic
Delivered enhancements such as nested server-side pagination, context-aware bulk actions, and more reliable grouping behavior to support large datasets and complex use cases.
Upgraded core framework
Modernized the ag-grid version under the hood, improving compatibility, performance readiness, and the component’s overall upgrade path.
UI and accessibility fixes
Resolved localization inconsistencies, improved accessibility behaviors, and fixed key UX issues that previously slowed product teams and impacted end users.
Risks and Mitigations
Managing Upgrade and Compatibility Risks
With many teams depending on the shared component, we proactively addressed risks that could disrupt delivery or introduce breaking changes.
Option |
Risk |
Mitigation |
|---|---|---|
| Compatibility gaps | New versions could break existing consumer integrations. | Coordinated release cycles and validated compatibility across teams. |
| Legacy behavior changes | Fixes or enhancements might alter expected component behavior. | Maintained clear change logs and validated edge cases before release. |
| Adoption delays | Teams might not update quickly enough to benefit from fixes. | Provided guidance and support to accelerate migration. |
Results
More Reliable and Usable UI Component
With the component stabilized and modernized, product teams regained confidence in using it, paving the way for smoother releases and future enhancements—even without measurable performance data available.
Restored reliability
Stabilization work reduced unexpected breakages and allowed product teams to resume feature delivery without dependency blockers.
Improved usability
Enhanced interactions and resolved UX issues made the component easier for teams to adopt across varied use cases.
Upgrade readiness
The ag-grid upgrade and improved architecture set the foundation for future enhancements and long-term maintainability.
Business Value
Enabling Faster Delivery and Long-Term Maintainability
By modernizing the component’s core architecture, the team strengthened platform consistency and reduced friction for future product development.
Accelerated team velocity
With a stable, dependable component, engineering teams could deliver features faster and with fewer UI regressions.
Lower long-term overhead
The modernization and upgrade path reduced future maintenance burden and positioned the component for scalable growth.
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