Nodejs Engineer ( API and App)

QIT Software is looking for an experienced App Developer to build, launch, and maintain an application on one or more major SaaS marketplaces such as:
- Shopify
- HubSpot
- Canva
- Adobe
- Figma
- Slack
- Salesforce
- Others


You’ll own the full lifecycle of development — from integrating our APIs and authentication flows to deploying and maintaining the app post-launch.

Ideal candidates have previously built production-ready marketplace apps or third-party integrations connecting APIs between platforms.

Details:
- Client: USA
- Tech stack: Python, Node.js, TypeScript, SQL/NoSQL, APIs, etc.
- Timezone: 8 hours overlap with PST


Requirements:

- Proven experience developing apps for Shopify, HubSpot, Canva, Adobe, Slack, or similar ecosystems
- Strong experience in Python, Node.js, or TypeScript
- Hands-on experience with REST APIs, webhooks, and OAuth 2.0
- Knowledge of deployment best practices (cloud hosting, CI/CD pipelines)
- Familiarity with marketplace submission and approval processes
- Excellent communication and ownership mindset
- Must align full-time with PST timezone

Responsibilities:

- Develop and launch a fully functional app or integration on a major SaaS platform
- Connect and extend our product’s functionality through REST APIs and webhooks
- Implement secure authentication (OAuth 2.0) and handle multi-tenant configurations
- Manage submission, approval, and version updates on marketplace
- Provide ongoing support, maintenance, and improvements post-launch

Work conditions:

- The ability to work remotely from anywhere in the world;
- Flexible work schedule, no micromanagement, no strict deadlines and free overtime work;
- Work in European and American products with a modern technology stack in different industries (Finance, Technology, Health, Construction, Media, etc.);
- Revision of wages every year or on an individual basis;
- Accounting support and full payment of taxes by the company;
- 100% compensation for remote English lessons;
- 15 paid leaves (PTO) and public holidays.