Services

Focused engineering for financial product experiences.

Explore potential areas of collaboration across product interfaces, integrations, data workflows and release readiness.

Websites and product platforms

Who it is for: Founders, product teams and service businesses that need a clear public website, customer portal or operational dashboard.
What can be delivered: Information architecture, page and user-flow specifications, and a responsive interface for the agreed screens.
Forms, content structure, approved language routes and basic search metadata.
Connections to agreed APIs, essential journey checks and a documented handover.
Dependencies and limits: Brand assets, approved content, privacy requirements and API access must have an identified owner.
Payments, account systems, data migration and additional backend services require their own scope and acceptance checks.
Translations need language review before they are opened to the public.
Typical scenario: Launch a product website with a working inquiry journey, then connect a customer dashboard to an existing authorized API.

Discuss a project

Web3 interfaces and integrations

Who it is for: Teams building wallet-connected products, protocol interfaces or blockchain data tools.
What can be delivered: Wallet and network states, address and balance presentation, and readable transaction previews.
Read-only contract queries or agreed transaction flows against specified contracts and networks.
Handling of rejected requests, network mismatch, pending results and explorer references.
Dependencies and limits: Supported networks, contract addresses, ABI versions and authorized test accounts must be supplied and verified.
A frontend integration is not a smart-contract security audit, custody service or regulatory approval.
Real-asset execution requires an explicit scope, permissions and separate risk and acceptance checks.
Typical scenario: Build a wallet-connected dashboard and verify an agreed testnet action with clear states from connection through confirmation.

Discuss a project

Financial data and quantitative interfaces

Who it is for: Research, analytics and product teams that need understandable market data, strategy workflows or simulation tools.
What can be delivered: Market and research dashboards with visible sources, timestamps and data-quality states.
Agreed calculations, research workflows and reproducible result presentation.
Backtest or Paper Trading / Simulation interfaces when their data and execution assumptions are included in scope.
Dependencies and limits: Data entitlements, instruments, time zones, fees, slippage and simulation assumptions must be documented.
Interfaces and simulated results do not establish investment advice, guaranteed returns or licensed brokerage capability.
Live trading is a separate scope and cannot be presented as available before its integration and controls are verified.
Typical scenario: Turn an approved market-data feed into a research dashboard and replay a defined strategy in a clearly labelled Paper Trading / Simulation environment.

Discuss a project

AI applications and data workflows

Who it is for: Teams that need document search, structured data processing or assisted operational decisions with human oversight.
What can be delivered: Agreed data intake, parsing and structured outputs using authorized source material.
Search or assistant interfaces with relevant source references, review paths and failure handling.
A representative evaluation set, usage limits and access rules for the agreed model or service.
Dependencies and limits: Data rights, personal-data handling, retention and provider access must be approved for the intended use.
Output quality depends on source quality and model behavior; important decisions need an agreed human review path.
An assisted workflow is not a claim of fully autonomous operation or error-free results.
Typical scenario: Create an internal assistant over approved documents, with source references and escalation when an answer cannot be supported.

Discuss a project

System integrations and workflow automation

Who it is for: Businesses connecting existing applications, reducing repeated manual steps or coordinating events across APIs.
What can be delivered: An integration map, field mapping and agreed authentication and event flows.
Webhook or scheduled-job handling with idempotency, bounded retries and visible failure states.
Redacted operational logs, sandbox checks and a handover for the agreed workflow.
Dependencies and limits: API permissions, sandbox access, rate limits and upstream service behavior must be available and documented.
Durable queues, storage and notification providers need appropriate infrastructure and named owners.
External API changes and person-directed actions require defined review and maintenance responsibilities.
Typical scenario: Connect an inquiry form to an authorized record system and configured notification service, while tracking receipt and message delivery as separate outcomes.

Discuss a project

Deployment and engineering support

Who it is for: Teams preparing a controlled release or improving the build, deployment and operational practices of an existing application.
What can be delivered: A reproducible build, environment configuration plan and reviewable preview workflow.
Agreed CI checks, health checks and operational monitoring requirements.
Release, rollback and backup or restore instructions, with rehearsals where included in scope.
Dependencies and limits: Project ownership, infrastructure permissions, cost limits and production change authority must be clear.
Domain changes, migrations and recovery work require verified dependencies and a usable rollback baseline.
Support hours, response times and availability targets are agreed separately rather than assumed.
Typical scenario: Move an approved application from a local build to a controlled preview and prepare a release plan that preserves existing domain and email dependencies.

Discuss a project

These are service directions we can evaluate with you. The actual scope, capability requirements, delivery responsibilities and support commitments are agreed for each project; this list does not imply that every capability has already been delivered.

GooSun Labs

What are you building next?

Outline the product, the constraints and the outcome you want. A useful conversation starts with a clear brief.

Discuss a project