SDK & Extension Development for Singapore Businesses
Singapore's financial and tech sector holds SDKs and browser extensions to a high security review bar, with PDPA governing data handling across every integration. Tantrija builds extensions and SDKs engineered for that environment — PDPA-aware data handling, clean permission models, and documentation built for Singapore's demanding fintech and enterprise integration standards.

Our SDK & Extension Development Services for the Singapore Market
We build extensions and SDKs with PDPA-aware data handling and the security review rigor Singapore's fintech and enterprise integration standards expect.
Chrome Extension Development
Build custom Chrome extensions with Manifest V3 compliance, from productivity tools to browser-based integrations, published and maintained on the Chrome Web Store.
Firefox Extension Development
Build cross-browser-compatible Firefox extensions using WebExtensions APIs, published and maintained on Mozilla Add-ons.
Safari Extension Development
Build Safari Web Extensions for macOS and iOS, packaged and distributed through the App Store per Apple's extension requirements.
Edge Extension Development
Build Microsoft Edge extensions compatible with the Chromium extension ecosystem, published on the Microsoft Edge Add-ons store.
Custom SDK Development
Build custom SDKs that let third-party developers integrate with your platform cleanly, with well-documented APIs and multi-language support.
Plugin Development
Build plugins for CMS platforms, IDEs, or SaaS ecosystems, extending core product functionality without touching the host application's codebase.
Third-Party API Integration
Integrate third-party APIs and services into your product, from payment gateways to analytics platforms, with robust error handling and rate-limit management.
SDK Documentation
Build comprehensive, developer-friendly SDK documentation with code samples, quickstart guides, and API references that reduce integration support burden.
Maintenance & Performance Optimization
Provide ongoing maintenance, version updates, and performance optimization to keep your SDK or extension compatible as host platforms evolve.
PDPA-Aware & Fintech-Grade Security Development
We design data handling with Singapore's PDPA principles in mind and build with the security rigor expected by Singapore's fintech and enterprise integration standards.
Architecture Overview
The real technology layers behind a SDK & Extension Development — Singapore engagement.
Core
JavaScript
The SDK or extension's core logic, built for the target runtime.
Distribution
npm
Versioned packaging for developer adoption.
Supporting Services
Node.js
Any backend API the SDK/extension talks to.
Documentation
Next.js
Developer-facing docs sites, where the engagement includes one.
Benefits
Clean, Well-Documented APIs
Built for other developers to use
We design SDKs and extension APIs with the documentation and consistency that make third-party integration painless.
Explore More Services In This Category
Every other real, in-production service we offer alongside this one.
/ Why Choose Us
Why Singapore Businesses Choose Tantrija for SDK & Extension Development
Singapore's PDPA and fintech-grade security expectations set a high bar for extensions and SDKs. We build to that bar.
PDPA-Aware Data Handling
We design data collection and storage architecture with Singapore's PDPA requirements in mind.
Fintech-Grade Security Review-Ready
We build with clean, least-privilege permission models designed to pass Singapore's demanding financial-sector security review standards.
Built for Regional APAC Integration
We design SDKs and extensions ready to serve integration partners across broader APAC markets from a Singapore base.
/ Our Process
Our SDK & Extension Development Process
Requirements & Platform Discovery
We define your SDK or extension's core functionality and the platforms, browsers, or hosts it needs to support.
API & Architecture Design
We design a clean, well-documented API surface and architecture that's easy for other developers to integrate with.
Core Development
We build the SDK or extension core, following each platform's development and permission-model guidelines.
Documentation & Sample Code
We write developer-friendly documentation, quickstart guides, and sample code to reduce integration friction.
Cross-Platform Testing
We test across real browser versions and host environments to catch compatibility issues before submission.
Store/Marketplace Submission
We manage the submission and review process for Chrome Web Store, Mozilla Add-ons, App Store, and other relevant marketplaces.
Ongoing Maintenance & Updates
We provide ongoing maintenance, version updates, and performance optimization as host platforms evolve.
/ FAQs
Frequently Asked Questions — SDK & Extension Development in Singapore
Does Tantrija build extensions and SDKs with PDPA requirements in mind?
Yes. We design data handling architecture with Singapore's PDPA principles in mind, though final compliance should be confirmed with legal counsel.
Does Tantrija build extensions that pass fintech-grade security review?
Yes. We build with clean, least-privilege permission models designed for Singapore's demanding financial-sector security standards.
Which browsers does Tantrija build extensions for?
Chrome, Firefox, Safari, and Edge, each built to that platform's specific submission and permission requirements.
Can Tantrija build a custom SDK for our platform?
Yes. We build custom SDKs with clean, well-documented APIs and multi-language support.
Does Tantrija write SDK documentation?
Yes. We write developer-friendly documentation, quickstart guides, and sample code.
Can Tantrija integrate third-party APIs into our product?
Yes. We integrate third-party APIs with robust error handling and rate-limit management.
Does Tantrija handle Chrome Web Store submission?
Yes. We manage the technical requirements and submission process for major browser marketplaces.
Does Tantrija provide ongoing maintenance for extensions and SDKs?
Yes. We provide ongoing maintenance and version updates as host platforms evolve.
How long does SDK or extension development typically take?
Timelines depend on scope, but most extensions and SDKs can be built and submitted within a few weeks.
How can I get an SDK or extension development quote for a Singapore-based project?
Contact us for a free consultation — we'll scope your project and provide a detailed proposal and timeline.
SDKs & Extensions Built for Singapore's Fintech-Grade Standards
