Tunas Akara

Where I Can Help

Backends, APIs, integrations, and dashboards for teams that need reliable software after launch.

Backend Operational Systems

Build reliable web platforms from scratch — APIs, databases, dashboards, user roles, and operational workflows designed around your team's actual needs after deep analysis.

Fintech Workflow APIs

Help with payment orchestration, transfer lifecycles, ledger updates, reconciliation, idempotency, and status tracking when the domain matches my experience.

System Architecture Design

Plan maintainable architectures, data flows, integrations, and failure recovery for systems that need to stay dependable.

IoT Telemetry & Multi-Protocol Backends

Build ingestion across MQTT, WebSocket, Modbus, and BLE — device state caching, alerting, and dashboards tailored to how your operators actually work.

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ERP-style Hotel Management Systems

Create booking engines, property management workflows, room status boards, guest records, invoices, staff salary, attendance tracking, reporting, and POS integrations.

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Legacy Modernization & Technical Consulting

Review existing systems, modernize fragile flows, improve APIs, observability, deployment, and team handover when the work fits the systems I know.

How I Work

1

Deep Analysis

I dig into your workflow, pain points, and what you actually need — not just what you ask for

2

Design

Architecture planning, tech selection, wireframes — shaped around how your team works

3

Development

Iterative development with regular check-ins, so you see progress and can steer

4

Testing

Automated tests, QA, performance benchmarking

5

Deploy & Maintain

CI/CD setup, monitoring, ongoing support

Have a workflow that needs a reliable technical partner?