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(→) Technology

Architecture thatcreates connections.

Every request passes through a system of layers. We build each one to be testable on its own – and all of them to carry the load together.

(01) Architecture

Select a building block to see its path through the system.

Clients

Edge & Delivery

Application

Data

External

REST · GraphQL

API Layer

Validates every input at the boundary, checks permissions per resource and logs.

(02) Stack

Tools chosen for the task, not out of habit.

Languages
TypeScriptPythonRustGoSwiftKotlin
Front ends
ReactNext.jsAstroReact NativeFlutterthree.js
Backend & data
Node.jsPostgreSQLRedisKafkaClickHouse
AI
ClaudeOpenAIOpen-source modelsVector databasesEvaluation
Cloud & operations
AWSGoogle CloudHetznerDockerKubernetesTerraform

Brand names belong to their respective owners.

(03) How we work

From the first sentence to operation.

  1. Understand

    We clarify goals, users and risks. How will we know it works?

    Target state and success criteria

  2. Design

    Architecture and approach are settled before the first line of code is written.

    Architecture draft and proposal

  3. Build

    Short cycles, a working release every week. Accepted against criteria agreed in advance.

    Weekly releases with tests

  4. Integrate

    Connect interfaces, let data flow, test against real systems and real load.

    Acceptance under real conditions

  5. Operate

    Monitor, secure, evolve – with an alert when anything drifts off course.

    Operations with monitoring and backups

(04) Definition of “done”

Mastery is measurable.

Every project has a fixed definition of “done”. Nothing goes live until every point is proven.

  1. Performance

    Load and response times with a fixed budget, measured on real devices and under load.

  2. Security

    A security review before every release, audited dependencies, secrets never in code.

  3. Quality

    Automated tests for every critical path: payments, sign-in, data.

  4. Accessibility

    Interfaces built to WCAG 2.2 AA: keyboard-operable, high-contrast, understandable for screen readers.

  5. Operations

    Monitoring, alerting, daily backups and a tested restore.

  6. Ownership

    Source code, data and access belong to you. You stay because it works – not because you are locked in.

(05) Next port

Start a project

A few sentences are enough. You get an honest assessment – even if we are not the right fit.

info@harborbit.de