Core Service
Management & Business Systems
We build custom web applications with React, Next.js, and Node.js — from HR and payroll to inventory, finance, and hospital operations. Every module reflects your workflows, not a generic template.
Capabilities
What's included
Tailored Business Systems
- Custom dashboards, modules, and reporting
- Role-based access and permissions
- Workflow automation & approvals
- Multi-branch / multi-tenant support
Modern Engineering
- React & Next.js frontends
- REST APIs and secure databases
- M-Pesa and third-party integrations
- CI/CD and cloud deployment
Ideal for
Built for teams like yours
Our process
How we deliver
- 01
Discovery
We map your goals, users, and existing tools in a focused kickoff call.
- 02
Design & Plan
Wireframes, scope, timeline, and milestone pricing — agreed before build starts.
- 03
Build & Test
Agile delivery with demos, staging reviews, and QA on real devices.
- 04
Launch & Support
Deployment, handover docs, training, and post-launch support options.
Outcomes
Why choose Sierlab
- Replace spreadsheets with one source of truth
- Cut manual work with automated workflows
- Scale modules as the business grows
- Own your data — no vendor lock-in traps
Tech stack
Tools we use
- Next.js
- React
- Node.js
- PostgreSQL
- M-Pesa API
- AWS
FAQ
Common questions
- Can you migrate data from our old system?
- Yes. We plan imports from spreadsheets, legacy databases, or APIs with validation and rollback steps.
- Do we own the source code?
- Absolutely. You receive full ownership, documentation, and deployment access on handover.
Ready to start your custom web applications project?
Tell us about your goals — we'll reply with a clear scope and timeline, usually within one business day.